Mercurial > octave
annotate libinterp/corefcn/oct-stream.cc @ 23965:6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
* oct-stream.cc (base_stream::do_oscanf): For 'd', 'i', 'o', 'u', and
'x' conversions, handle 'h' and 'l' modifiers in the same way as in
do_scanf.
* io.tst: New tests.
author | John W. Eaton <jwe@octave.org> |
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date | Tue, 29 Aug 2017 12:21:42 -0400 |
parents | 061a343089be |
children | cc631e9926e1 |
rev | line source |
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2117 | 1 /* |
2 | |
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3 Copyright (C) 1996-2017 John W. Eaton |
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4 Copyright (C) 2015-2016 Lachlan Andrew, Monash University |
2117 | 5 |
6 This file is part of Octave. | |
7 | |
8 Octave is free software; you can redistribute it and/or modify it | |
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9 under the terms of the GNU General Public License as published by |
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10 the Free Software Foundation; either version 3 of the License, or |
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11 (at your option) any later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but |
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14 WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 GNU General Public License for more details. |
2117 | 17 |
18 You should have received a copy of the GNU General Public License | |
7016 | 19 along with Octave; see the file COPYING. If not, see |
20 <http://www.gnu.org/licenses/>. | |
2117 | 21 |
22 */ | |
23 | |
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24 #if defined (HAVE_CONFIG_H) |
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25 # include "config.h" |
2117 | 26 #endif |
27 | |
3268 | 28 #include <cassert> |
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29 #include <cctype> |
2215 | 30 #include <cstring> |
31 | |
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32 #include <deque> |
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33 #include <fstream> |
3503 | 34 #include <iomanip> |
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35 #include <iostream> |
5765 | 36 #include <sstream> |
3535 | 37 #include <string> |
2117 | 38 |
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39 #include "Array.h" |
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40 #include "Cell.h" |
4944 | 41 #include "byte-swap.h" |
2117 | 42 #include "lo-ieee.h" |
43 #include "lo-mappers.h" | |
44 #include "lo-utils.h" | |
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45 #include "oct-locbuf.h" |
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46 #include "quit.h" |
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47 #include "singleton-cleanup.h" |
2117 | 48 #include "str-vec.h" |
49 | |
50 #include "error.h" | |
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51 #include "errwarn.h" |
3342 | 52 #include "input.h" |
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53 #include "interpreter.h" |
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54 #include "octave.h" |
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55 #include "oct-iostrm.h" |
3775 | 56 #include "oct-stdstrm.h" |
2117 | 57 #include "oct-stream.h" |
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58 #include "ov.h" |
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59 #include "ovl.h" |
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60 #include "pager.h" |
2117 | 61 #include "utils.h" |
62 | |
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63 // Programming Note: There are two very different error functions used |
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64 // in the stream code. When invoked with "error (...)" the member |
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65 // function from octave::stream or octave::base_stream is called. This |
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66 // function sets the error state on the stream AND returns control to |
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67 // the caller. The caller must then return a value at the end of the |
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68 // function. When invoked with "::error (...)" the exception-based |
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69 // error function from error.h is used. This function will throw an |
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70 // exception and not return control to the caller. BE CAREFUL and |
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71 // invoke the correct error function! |
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72 |
2117 | 73 // Possible values for conv_err: |
74 // | |
75 // 1 : not a real scalar | |
2902 | 76 // 2 : value is NaN |
77 // 3 : value is not an integer | |
2117 | 78 |
79 static int | |
80 convert_to_valid_int (const octave_value& tc, int& conv_err) | |
81 { | |
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82 conv_err = 0; |
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83 |
2117 | 84 int retval = 0; |
85 | |
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86 double dval = 0.0; |
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87 |
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88 try |
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89 { |
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90 dval = tc.double_value (); |
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91 } |
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92 catch (const octave::execution_exception&) |
2117 | 93 { |
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94 octave::interpreter::recover_from_exception (); |
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95 |
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96 conv_err = 1; |
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97 } |
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98 |
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99 if (! conv_err) |
2117 | 100 { |
5389 | 101 if (! lo_ieee_isnan (dval)) |
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102 { |
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103 int ival = octave::math::nint (dval); |
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104 |
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105 if (ival == dval) |
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106 retval = ival; |
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107 else |
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108 conv_err = 3; |
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109 } |
2117 | 110 else |
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111 conv_err = 2; |
2117 | 112 } |
113 | |
114 return retval; | |
115 } | |
116 | |
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117 static octave_idx_type |
4468 | 118 get_size (double d, const std::string& who) |
2117 | 119 { |
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120 octave_idx_type retval = -1; |
2117 | 121 |
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122 if (lo_ieee_isnan (d)) |
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123 ::error ("%s: NaN is invalid as size specification", who.c_str ()); |
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124 |
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125 if (octave::math::isinf (d)) |
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126 retval = -1; |
2117 | 127 else |
128 { | |
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129 if (d < 0.0) |
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130 ::error ("%s: negative value invalid as size specification", |
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131 who.c_str ()); |
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132 |
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133 if (d > std::numeric_limits<octave_idx_type>::max ()) |
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134 ::error ("%s: dimension too large for Octave's index type", |
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135 who.c_str ()); |
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136 |
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137 retval = octave::math::nint_big (d); |
2117 | 138 } |
139 | |
140 return retval; | |
141 } | |
142 | |
143 static void | |
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144 get_size (const Array<double>& size, octave_idx_type& nr, octave_idx_type& nc, |
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145 bool& one_elt_size_spec, const std::string& who) |
2117 | 146 { |
147 nr = -1; | |
148 nc = -1; | |
149 | |
3268 | 150 one_elt_size_spec = false; |
151 | |
2117 | 152 double dnr = -1.0; |
153 double dnc = -1.0; | |
154 | |
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155 octave_idx_type sz_len = size.numel (); |
3810 | 156 |
157 if (sz_len == 1) | |
2601 | 158 { |
3268 | 159 one_elt_size_spec = true; |
160 | |
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161 dnr = size(0); |
4293 | 162 |
163 dnc = (dnr == 0.0) ? 0.0 : 1.0; | |
2601 | 164 } |
3810 | 165 else if (sz_len == 2) |
2117 | 166 { |
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167 dnr = size(0); |
3810 | 168 |
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169 if (octave::math::isinf (dnr)) |
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170 ::error ("%s: invalid size specification", who.c_str ()); |
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171 |
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172 dnc = size(1); |
2117 | 173 } |
174 else | |
4468 | 175 ::error ("%s: invalid size specification", who.c_str ()); |
2117 | 176 |
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177 nr = get_size (dnr, who); |
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178 |
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179 if (dnc >= 0.0) |
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180 nc = get_size (dnc, who); |
2117 | 181 } |
182 | |
183 | |
3535 | 184 static std::string |
3523 | 185 expand_char_class (const std::string& s) |
3483 | 186 { |
3523 | 187 std::string retval; |
3483 | 188 |
189 size_t len = s.length (); | |
190 | |
191 size_t i = 0; | |
192 | |
193 while (i < len) | |
194 { | |
195 unsigned char c = s[i++]; | |
196 | |
197 if (c == '-' && i > 1 && i < len | |
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198 && ( static_cast<unsigned char> (s[i-2]) |
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199 <= static_cast<unsigned char> (s[i]))) |
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200 { |
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201 // Add all characters from the range except the first (we |
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202 // already added it below). |
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203 |
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204 for (c = s[i-2]+1; c < s[i]; c++) |
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205 retval += c; |
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206 } |
3483 | 207 else |
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208 { |
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209 // Add the character to the class. Only add '-' if it is |
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210 // the last character in the class. |
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211 |
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212 if (c != '-' || i == len) |
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213 retval += c; |
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214 } |
3483 | 215 } |
216 | |
217 return retval; | |
218 } | |
219 | |
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220 namespace octave |
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221 { |
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222 class |
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223 scanf_format_elt |
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224 { |
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225 public: |
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226 |
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227 enum special_conversion |
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228 { |
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229 whitespace_conversion = 1, |
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230 literal_conversion = 2, |
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231 null = 3 |
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232 }; |
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233 |
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234 scanf_format_elt (const char *txt = nullptr, int w = 0, bool d = false, |
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235 char typ = '\0', char mod = '\0', |
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236 const std::string& ch_class = "") |
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237 : text (strsave (txt)), width (w), discard (d), type (typ), |
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238 modifier (mod), char_class (ch_class) |
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239 { } |
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240 |
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241 scanf_format_elt (const scanf_format_elt& e) |
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242 : text (strsave (e.text)), width (e.width), discard (e.discard), |
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243 type (e.type), modifier (e.modifier), char_class (e.char_class) |
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244 { } |
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245 |
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246 scanf_format_elt& operator = (const scanf_format_elt& e) |
2117 | 247 { |
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248 if (this != &e) |
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249 { |
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250 text = strsave (e.text); |
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251 width = e.width; |
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252 discard = e.discard; |
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253 type = e.type; |
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254 modifier = e.modifier; |
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255 char_class = e.char_class; |
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256 } |
2117 | 257 |
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258 return *this; |
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259 } |
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260 |
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261 ~scanf_format_elt (void) { delete [] text; } |
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262 |
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263 // The C-style format string. |
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264 const char *text; |
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265 |
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266 // The maximum field width. |
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267 int width; |
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268 |
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269 // TRUE if we are not storing the result of this conversion. |
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270 bool discard; |
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271 |
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272 // Type of conversion -- 'd', 'i', 'o', 'u', 'x', 'e', 'f', 'g', |
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273 // 'c', 's', 'p', '%', or '['. |
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274 char type; |
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275 |
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276 // A length modifier -- 'h', 'l', or 'L'. |
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277 char modifier; |
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278 |
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279 // The class of characters in a '[' format. |
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280 std::string char_class; |
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281 }; |
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282 |
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283 class |
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284 scanf_format_list |
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285 { |
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286 public: |
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287 |
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288 scanf_format_list (const std::string& fmt = ""); |
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289 |
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290 // No copying! |
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291 |
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292 scanf_format_list (const scanf_format_list&) = delete; |
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293 |
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294 scanf_format_list& operator = (const scanf_format_list&) = delete; |
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295 |
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296 ~scanf_format_list (void); |
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297 |
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298 octave_idx_type num_conversions (void) { return nconv; } |
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299 |
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300 // The length can be different than the number of conversions. |
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301 // For example, "x %d y %d z" has 2 conversions but the length of |
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302 // the list is 3 because of the characters that appear after the |
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303 // last conversion. |
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304 |
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305 size_t length (void) const { return fmt_elts.size (); } |
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306 |
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307 const scanf_format_elt * first (void) |
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308 { |
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309 curr_idx = 0; |
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310 return current (); |
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311 } |
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312 |
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313 const scanf_format_elt * current (void) const |
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314 { |
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315 return length () > 0 ? fmt_elts[curr_idx] : nullptr; |
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316 } |
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317 |
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318 const scanf_format_elt * next (bool cycle = true) |
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319 { |
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320 static scanf_format_elt dummy |
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321 (nullptr, 0, false, scanf_format_elt::null, '\0', ""); |
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322 |
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323 curr_idx++; |
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324 |
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325 if (curr_idx >= length ()) |
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326 { |
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327 if (cycle) |
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328 curr_idx = 0; |
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329 else |
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330 return &dummy; |
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331 } |
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332 |
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333 return current (); |
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334 } |
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335 |
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336 void printme (void) const; |
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337 |
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338 bool ok (void) const { return (nconv >= 0); } |
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339 |
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340 operator bool () const { return ok (); } |
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341 |
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342 bool all_character_conversions (void); |
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343 |
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344 bool all_numeric_conversions (void); |
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345 |
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346 private: |
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347 |
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348 // Number of conversions specified by this format string, or -1 if |
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349 // invalid conversions have been found. |
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350 octave_idx_type nconv; |
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351 |
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352 // Index to current element; |
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353 size_t curr_idx; |
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354 |
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355 // List of format elements. |
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356 std::deque<scanf_format_elt*> fmt_elts; |
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357 |
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358 // Temporary buffer. |
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359 std::ostringstream buf; |
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360 |
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361 void add_elt_to_list (int width, bool discard, char type, char modifier, |
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362 const std::string& char_class = ""); |
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363 |
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364 void process_conversion (const std::string& s, size_t& i, size_t n, |
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365 int& width, bool& discard, char& type, |
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366 char& modifier); |
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367 |
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368 int finish_conversion (const std::string& s, size_t& i, size_t n, |
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369 int& width, bool discard, char& type, |
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370 char modifier); |
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371 }; |
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372 |
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373 scanf_format_list::scanf_format_list (const std::string& s) |
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374 : nconv (0), curr_idx (0), fmt_elts (), buf () |
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375 { |
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376 size_t n = s.length (); |
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377 |
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378 size_t i = 0; |
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379 |
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380 int width = 0; |
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381 bool discard = false; |
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382 char modifier = '\0'; |
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383 char type = '\0'; |
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384 |
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385 bool have_more = true; |
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386 |
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387 while (i < n) |
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388 { |
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389 have_more = true; |
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390 |
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391 if (s[i] == '%') |
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392 { |
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393 // Process percent-escape conversion type. |
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394 |
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395 process_conversion (s, i, n, width, discard, type, modifier); |
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396 |
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397 have_more = (buf.tellp () != 0); |
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398 } |
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399 else if (isspace (s[i])) |
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400 { |
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401 type = scanf_format_elt::whitespace_conversion; |
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402 |
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403 width = 0; |
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404 discard = false; |
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405 modifier = '\0'; |
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406 buf << ' '; |
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407 |
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408 while (++i < n && isspace (s[i])) |
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409 ; // skip whitespace |
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410 |
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411 add_elt_to_list (width, discard, type, modifier); |
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412 |
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413 have_more = false; |
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414 } |
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415 else |
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416 { |
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417 type = scanf_format_elt::literal_conversion; |
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418 |
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419 width = 0; |
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420 discard = false; |
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421 modifier = '\0'; |
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422 |
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423 while (i < n && ! isspace (s[i]) && s[i] != '%') |
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424 buf << s[i++]; |
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425 |
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426 add_elt_to_list (width, discard, type, modifier); |
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427 |
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428 have_more = false; |
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429 } |
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430 |
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431 if (nconv < 0) |
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432 { |
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433 have_more = false; |
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434 break; |
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435 } |
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436 } |
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437 |
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438 if (have_more) |
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439 add_elt_to_list (width, discard, type, modifier); |
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440 |
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441 buf.clear (); |
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442 buf.str (""); |
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443 } |
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444 |
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445 scanf_format_list::~scanf_format_list (void) |
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446 { |
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447 size_t n = fmt_elts.size (); |
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448 |
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449 for (size_t i = 0; i < n; i++) |
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450 { |
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451 scanf_format_elt *elt = fmt_elts[i]; |
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452 delete elt; |
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453 } |
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454 } |
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455 |
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456 void |
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457 scanf_format_list::add_elt_to_list (int width, bool discard, char type, |
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diff
changeset
|
458 char modifier, |
b98ebcd7f11c
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diff
changeset
|
459 const std::string& char_class) |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
460 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
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changeset
|
461 std::string text = buf.str (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
462 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
463 if (! text.empty ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
464 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
465 scanf_format_elt *elt |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
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|
466 = new scanf_format_elt (text.c_str (), width, discard, type, |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
467 modifier, char_class); |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
468 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
469 fmt_elts.push_back (elt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
470 } |
b98ebcd7f11c
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parents:
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diff
changeset
|
471 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
472 buf.clear (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
473 buf.str (""); |
b98ebcd7f11c
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diff
changeset
|
474 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
475 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
476 void |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
477 scanf_format_list::process_conversion (const std::string& s, size_t& i, |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
478 size_t n, int& width, bool& discard, |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
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|
479 char& type, char& modifier) |
b98ebcd7f11c
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diff
changeset
|
480 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
481 width = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
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|
482 discard = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
483 modifier = '\0'; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
484 type = '\0'; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
485 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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parents:
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diff
changeset
|
486 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
487 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
488 bool have_width = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
489 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
490 while (i < n) |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
491 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
492 switch (s[i]) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
493 { |
b98ebcd7f11c
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diff
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|
494 case '*': |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
495 if (discard) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
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|
496 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
497 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
498 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
499 discard = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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22997
diff
changeset
|
500 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
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|
501 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
502 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
503 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
504 case '0': case '1': case '2': case '3': case '4': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
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|
505 case '5': case '6': case '7': case '8': case '9': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
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|
506 if (have_width) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
507 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
508 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
509 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
510 char c = s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
511 width = 10 * width + c - '0'; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
512 have_width = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
513 buf << c; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
514 while (i < n && isdigit (s[i])) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
515 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
516 c = s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
517 width = 10 * width + c - '0'; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
518 buf << c; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
519 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
520 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
521 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
522 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
523 case 'h': case 'l': case 'L': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
524 if (modifier != '\0') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
525 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
526 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
527 modifier = s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
528 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
529 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
530 case 'd': case 'i': case 'o': case 'u': case 'x': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
531 if (modifier == 'L') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
532 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
533 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
534 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
535 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
536 goto fini; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
537 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
538 case 'e': case 'f': case 'g': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
539 if (modifier == 'h') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
540 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
541 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
542 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
543 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
544 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
545 // No float or long double conversions, thanks. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
546 buf << 'l'; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
547 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
548 goto fini; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
549 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
550 case 'c': case 's': case 'p': case '%': case '[': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
551 if (modifier != '\0') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
552 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
553 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
554 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
555 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
556 goto fini; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
557 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
558 fini: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
559 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
560 if (finish_conversion (s, i, n, width, discard, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
561 type, modifier) == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
562 return; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
563 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
564 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
565 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
566 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
567 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
568 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
569 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
570 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
571 if (nconv < 0) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
572 break; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
573 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
574 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
575 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
576 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
577 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
578 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
579 scanf_format_list::finish_conversion (const std::string& s, size_t& i, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
580 size_t n, int& width, bool discard, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
581 char& type, char modifier) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
582 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
583 int retval = 0; |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
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|
584 |
b98ebcd7f11c
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parents:
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|
585 std::string char_class; |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
586 |
b98ebcd7f11c
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|
587 size_t beg_idx = std::string::npos; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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588 size_t end_idx = std::string::npos; |
b98ebcd7f11c
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diff
changeset
|
589 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
590 if (s[i] == '%') |
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diff
changeset
|
591 { |
b98ebcd7f11c
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diff
changeset
|
592 type = '%'; |
b98ebcd7f11c
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John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
593 buf << s[i++]; |
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parents:
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diff
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|
594 } |
b98ebcd7f11c
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parents:
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diff
changeset
|
595 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
596 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
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|
597 type = s[i]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
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|
598 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
599 if (s[i] == '[') |
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
600 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
601 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
602 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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changeset
|
603 if (i < n) |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
604 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
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parents:
22997
diff
changeset
|
605 beg_idx = i; |
b98ebcd7f11c
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parents:
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diff
changeset
|
606 |
b98ebcd7f11c
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diff
changeset
|
607 if (s[i] == '^') |
b98ebcd7f11c
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
608 { |
b98ebcd7f11c
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
609 type = '^'; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
610 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
611 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
612 if (i < n) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
613 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
614 beg_idx = i; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
615 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
616 if (s[i] == ']') |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
617 buf << s[i++]; |
b98ebcd7f11c
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diff
changeset
|
618 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
619 } |
b98ebcd7f11c
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diff
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|
620 else if (s[i] == ']') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
621 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
622 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
623 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
624 while (i < n && s[i] != ']') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
625 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
626 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
627 if (i < n && s[i] == ']') |
b98ebcd7f11c
move some octave stream classes into octave namespace
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parents:
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diff
changeset
|
628 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
629 end_idx = i-1; |
b98ebcd7f11c
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John W. Eaton <jwe@octave.org>
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diff
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|
630 buf << s[i++]; |
b98ebcd7f11c
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changeset
|
631 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
632 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
633 if (s[i-1] != ']') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
634 retval = nconv = -1; |
b98ebcd7f11c
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
635 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
636 else |
21517
e626d8a3427e
avoid possible memory leak related to ostringstream objects
John W. Eaton <jwe@octave.org>
parents:
21503
diff
changeset
|
637 buf << s[i++]; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
638 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
639 nconv++; |
b98ebcd7f11c
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John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
640 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
641 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
642 if (nconv >= 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
643 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
644 if (beg_idx != std::string::npos && end_idx != std::string::npos) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
645 char_class = expand_char_class (s.substr (beg_idx, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
646 end_idx - beg_idx + 1)); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
647 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
648 add_elt_to_list (width, discard, type, modifier, char_class); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
649 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
650 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
651 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
652 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
653 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
654 void |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
655 scanf_format_list::printme (void) const |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
656 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
657 size_t n = fmt_elts.size (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
658 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
659 for (size_t i = 0; i < n; i++) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
660 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
661 scanf_format_elt *elt = fmt_elts[i]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
662 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
663 std::cerr |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
664 << "width: " << elt->width << "\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
665 << "discard: " << elt->discard << "\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
666 << "type: "; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
667 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
668 if (elt->type == scanf_format_elt::literal_conversion) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
669 std::cerr << "literal text\n"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
670 else if (elt->type == scanf_format_elt::whitespace_conversion) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
671 std::cerr << "whitespace\n"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
672 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
673 std::cerr << elt->type << "\n"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
674 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
675 std::cerr |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
676 << "modifier: " << elt->modifier << "\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
677 << "char_class: '" << undo_string_escapes (elt->char_class) << "'\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
678 << "text: '" << undo_string_escapes (elt->text) << "'\n\n"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
679 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
680 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
681 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
682 bool |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
683 scanf_format_list::all_character_conversions (void) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
684 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
685 size_t n = fmt_elts.size (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
686 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
687 if (n > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
688 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
689 for (size_t i = 0; i < n; i++) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
690 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
691 scanf_format_elt *elt = fmt_elts[i]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
692 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
693 switch (elt->type) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
694 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
695 case 'c': case 's': case '%': case '[': case '^': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
696 case scanf_format_elt::literal_conversion: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
697 case scanf_format_elt::whitespace_conversion: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
698 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
699 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
700 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
701 return false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
702 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
703 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
704 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
705 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
706 return true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
707 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
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changeset
|
708 else |
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move some octave stream classes into octave namespace
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changeset
|
709 return false; |
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move some octave stream classes into octave namespace
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diff
changeset
|
710 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
711 |
b98ebcd7f11c
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diff
changeset
|
712 bool |
b98ebcd7f11c
move some octave stream classes into octave namespace
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changeset
|
713 scanf_format_list::all_numeric_conversions (void) |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
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|
714 { |
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diff
changeset
|
715 size_t n = fmt_elts.size (); |
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move some octave stream classes into octave namespace
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diff
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|
716 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
717 if (n > 0) |
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move some octave stream classes into octave namespace
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|
718 { |
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move some octave stream classes into octave namespace
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|
719 for (size_t i = 0; i < n; i++) |
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
720 { |
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move some octave stream classes into octave namespace
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|
721 scanf_format_elt *elt = fmt_elts[i]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
722 |
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move some octave stream classes into octave namespace
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diff
changeset
|
723 switch (elt->type) |
b98ebcd7f11c
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|
724 { |
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|
725 case 'd': case 'i': case 'o': case 'u': case 'x': |
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move some octave stream classes into octave namespace
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|
726 case 'e': case 'f': case 'g': |
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move some octave stream classes into octave namespace
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|
727 break; |
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changeset
|
728 |
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changeset
|
729 default: |
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|
730 return false; |
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diff
changeset
|
731 break; |
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changeset
|
732 } |
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|
733 } |
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changeset
|
734 |
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|
735 return true; |
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|
736 } |
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|
737 else |
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|
738 return false; |
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diff
changeset
|
739 } |
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|
740 |
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changeset
|
741 class |
b98ebcd7f11c
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|
742 printf_format_elt |
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|
743 { |
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|
744 public: |
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changeset
|
745 |
23457
21baad6b35c4
maint: Use C++11 nullptr rather than 0 or NULL when possible.
Rik <rik@octave.org>
parents:
23450
diff
changeset
|
746 printf_format_elt (const char *txt = nullptr, int n = 0, int w = -1, |
23059
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|
747 int p = -1, const std::string& f = "", |
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
748 char typ = '\0', char mod = '\0') |
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
749 : text (strsave (txt)), args (n), fw (w), prec (p), flags (f), |
b98ebcd7f11c
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|
750 type (typ), modifier (mod) |
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|
751 { } |
b98ebcd7f11c
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diff
changeset
|
752 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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changeset
|
753 printf_format_elt (const printf_format_elt& e) |
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
754 : text (strsave (e.text)), args (e.args), fw (e.fw), prec (e.prec), |
b98ebcd7f11c
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|
755 flags (e.flags), type (e.type), modifier (e.modifier) |
b98ebcd7f11c
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changeset
|
756 { } |
b98ebcd7f11c
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diff
changeset
|
757 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
758 printf_format_elt& operator = (const printf_format_elt& e) |
2117 | 759 { |
23059
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changeset
|
760 if (this != &e) |
10315
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diff
changeset
|
761 { |
23059
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changeset
|
762 text = strsave (e.text); |
b98ebcd7f11c
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|
763 args = e.args; |
b98ebcd7f11c
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diff
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|
764 fw = e.fw; |
b98ebcd7f11c
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changeset
|
765 prec = e.prec; |
b98ebcd7f11c
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changeset
|
766 flags = e.flags; |
b98ebcd7f11c
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changeset
|
767 type = e.type; |
b98ebcd7f11c
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changeset
|
768 modifier = e.modifier; |
10315
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diff
changeset
|
769 } |
23059
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move some octave stream classes into octave namespace
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diff
changeset
|
770 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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changeset
|
771 return *this; |
2117 | 772 } |
773 | |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
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changeset
|
774 ~printf_format_elt (void) { delete [] text; } |
b98ebcd7f11c
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diff
changeset
|
775 |
b98ebcd7f11c
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changeset
|
776 // The C-style format string. |
b98ebcd7f11c
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changeset
|
777 const char *text; |
b98ebcd7f11c
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changeset
|
778 |
b98ebcd7f11c
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changeset
|
779 // How many args do we expect to consume? |
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move some octave stream classes into octave namespace
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changeset
|
780 int args; |
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changeset
|
781 |
b98ebcd7f11c
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changeset
|
782 // Field width. |
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diff
changeset
|
783 int fw; |
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diff
changeset
|
784 |
b98ebcd7f11c
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changeset
|
785 // Precision. |
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diff
changeset
|
786 int prec; |
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diff
changeset
|
787 |
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changeset
|
788 // Flags -- '-', '+', ' ', '0', or '#'. |
b98ebcd7f11c
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|
789 std::string flags; |
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diff
changeset
|
790 |
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changeset
|
791 // Type of conversion -- 'd', 'i', 'o', 'x', 'X', 'u', 'c', 's', |
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|
792 // 'f', 'e', 'E', 'g', 'G', 'p', or '%' |
b98ebcd7f11c
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diff
changeset
|
793 char type; |
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diff
changeset
|
794 |
b98ebcd7f11c
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diff
changeset
|
795 // A length modifier -- 'h', 'l', or 'L'. |
b98ebcd7f11c
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changeset
|
796 char modifier; |
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changeset
|
797 }; |
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diff
changeset
|
798 |
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diff
changeset
|
799 class |
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changeset
|
800 printf_format_list |
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diff
changeset
|
801 { |
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|
802 public: |
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diff
changeset
|
803 |
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diff
changeset
|
804 printf_format_list (const std::string& fmt = ""); |
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diff
changeset
|
805 |
b98ebcd7f11c
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changeset
|
806 // No copying! |
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changeset
|
807 |
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diff
changeset
|
808 printf_format_list (const printf_format_list&) = delete; |
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changeset
|
809 |
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changeset
|
810 printf_format_list& operator = (const printf_format_list&) = delete; |
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|
811 |
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changeset
|
812 ~printf_format_list (void); |
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|
813 |
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changeset
|
814 octave_idx_type num_conversions (void) { return nconv; } |
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|
815 |
23446
cd4e1ee28716
maint: Use convention 'void * fcn ()' for functions which return pointers.
Rik <rik@octave.org>
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diff
changeset
|
816 const printf_format_elt * first (void) |
2117 | 817 { |
23059
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|
818 curr_idx = 0; |
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|
819 return current (); |
2117 | 820 } |
821 | |
23446
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Rik <rik@octave.org>
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diff
changeset
|
822 const printf_format_elt * current (void) const |
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|
823 { |
23795
980f39c3ab90
Use C++11 nullptr rather than 0 in code (bug #51565).
Rik <rik@octave.org>
parents:
23792
diff
changeset
|
824 return length () > 0 ? fmt_elts[curr_idx] : nullptr; |
23059
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|
825 } |
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|
826 |
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changeset
|
827 size_t length (void) const { return fmt_elts.size (); } |
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|
828 |
23446
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maint: Use convention 'void * fcn ()' for functions which return pointers.
Rik <rik@octave.org>
parents:
23398
diff
changeset
|
829 const printf_format_elt * next (bool cycle = true) |
2117 | 830 { |
23059
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changeset
|
831 curr_idx++; |
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|
832 |
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|
833 if (curr_idx >= length ()) |
10315
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|
834 { |
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|
835 if (cycle) |
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836 curr_idx = 0; |
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837 else |
23795
980f39c3ab90
Use C++11 nullptr rather than 0 in code (bug #51565).
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|
838 return nullptr; |
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|
839 } |
23059
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840 |
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841 return current (); |
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842 } |
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843 |
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844 bool last_elt_p (void) { return (curr_idx + 1 == length ()); } |
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845 |
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846 void printme (void) const; |
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847 |
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848 bool ok (void) const { return (nconv >= 0); } |
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849 |
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850 operator bool () const { return ok (); } |
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851 |
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852 private: |
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|
853 |
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854 // Number of conversions specified by this format string, or -1 if |
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855 // invalid conversions have been found. |
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856 octave_idx_type nconv; |
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857 |
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858 // Index to current element; |
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859 size_t curr_idx; |
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860 |
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861 // List of format elements. |
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862 std::deque<printf_format_elt*> fmt_elts; |
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863 |
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864 // Temporary buffer. |
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865 std::ostringstream buf; |
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866 |
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867 void add_elt_to_list (int args, const std::string& flags, int fw, |
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868 int prec, char type, char modifier); |
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869 |
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870 void process_conversion (const std::string& s, size_t& i, size_t n, |
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871 int& args, std::string& flags, int& fw, |
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872 int& prec, char& modifier, char& type); |
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873 |
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874 void finish_conversion (const std::string& s, size_t& i, int args, |
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875 const std::string& flags, int fw, int prec, |
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876 char modifier, char& type); |
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877 }; |
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|
878 |
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879 printf_format_list::printf_format_list (const std::string& s) |
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880 : nconv (0), curr_idx (0), fmt_elts (), buf () |
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881 { |
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882 size_t n = s.length (); |
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883 |
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884 size_t i = 0; |
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885 |
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886 int args = 0; |
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887 std::string flags; |
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888 int fw = -1; |
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889 int prec = -1; |
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890 char modifier = '\0'; |
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891 char type = '\0'; |
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892 |
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changeset
|
893 bool have_more = true; |
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894 bool empty_buf = true; |
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|
895 |
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896 if (n == 0) |
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897 { |
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|
898 printf_format_elt *elt |
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899 = new printf_format_elt ("", args, fw, prec, flags, type, modifier); |
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|
900 |
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901 fmt_elts.push_back (elt); |
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902 } |
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|
903 else |
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|
904 { |
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|
905 while (i < n) |
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|
906 { |
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|
907 have_more = true; |
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|
908 |
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|
909 empty_buf = (buf.tellp () == 0); |
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|
910 |
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changeset
|
911 switch (s[i]) |
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|
912 { |
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|
913 case '%': |
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|
914 { |
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|
915 if (empty_buf) |
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916 { |
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|
917 process_conversion (s, i, n, args, flags, fw, prec, |
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|
918 type, modifier); |
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|
919 |
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|
920 // If there is nothing in the buffer, then |
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921 // add_elt_to_list must have just been called, so we |
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922 // are already done with the current element and we |
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923 // don't need to call add_elt_to_list if this is our |
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|
924 // last trip through the loop. |
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|
925 |
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|
926 have_more = (buf.tellp () != 0); |
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|
927 } |
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|
928 else |
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|
929 add_elt_to_list (args, flags, fw, prec, type, modifier); |
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|
930 } |
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|
931 break; |
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|
932 |
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|
933 default: |
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|
934 { |
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|
935 args = 0; |
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|
936 flags = ""; |
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|
937 fw = -1; |
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938 prec = -1; |
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939 modifier = '\0'; |
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940 type = '\0'; |
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941 buf << s[i++]; |
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942 empty_buf = false; |
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|
943 } |
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|
944 break; |
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|
945 } |
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|
946 |
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|
947 if (nconv < 0) |
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|
948 { |
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|
949 have_more = false; |
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|
950 break; |
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|
951 } |
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|
952 } |
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|
953 |
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diff
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|
954 if (have_more) |
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|
955 add_elt_to_list (args, flags, fw, prec, type, modifier); |
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|
956 |
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changeset
|
957 buf.clear (); |
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changeset
|
958 buf.str (""); |
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changeset
|
959 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
960 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
961 |
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move some octave stream classes into octave namespace
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diff
changeset
|
962 printf_format_list::~printf_format_list (void) |
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move some octave stream classes into octave namespace
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diff
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|
963 { |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
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|
964 size_t n = fmt_elts.size (); |
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move some octave stream classes into octave namespace
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|
965 |
b98ebcd7f11c
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diff
changeset
|
966 for (size_t i = 0; i < n; i++) |
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
967 { |
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move some octave stream classes into octave namespace
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diff
changeset
|
968 printf_format_elt *elt = fmt_elts[i]; |
b98ebcd7f11c
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|
969 delete elt; |
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changeset
|
970 } |
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diff
changeset
|
971 } |
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diff
changeset
|
972 |
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
973 void |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
974 printf_format_list::add_elt_to_list (int args, const std::string& flags, |
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
975 int fw, int prec, char type, |
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
976 char modifier) |
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diff
changeset
|
977 { |
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John W. Eaton <jwe@octave.org>
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diff
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|
978 std::string text = buf.str (); |
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move some octave stream classes into octave namespace
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|
979 |
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move some octave stream classes into octave namespace
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diff
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|
980 if (! text.empty ()) |
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move some octave stream classes into octave namespace
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|
981 { |
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move some octave stream classes into octave namespace
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changeset
|
982 printf_format_elt *elt |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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|
983 = new printf_format_elt (text.c_str (), args, fw, prec, flags, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
984 type, modifier); |
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move some octave stream classes into octave namespace
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diff
changeset
|
985 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
986 fmt_elts.push_back (elt); |
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move some octave stream classes into octave namespace
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diff
changeset
|
987 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
988 |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
989 buf.clear (); |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
990 buf.str (""); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
991 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
992 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
993 void |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
994 printf_format_list::process_conversion (const std::string& s, size_t& i, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
995 size_t n, int& args, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
996 std::string& flags, int& fw, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
997 int& prec, char& modifier, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
998 char& type) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
999 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1000 args = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1001 flags = ""; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1002 fw = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1003 prec = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1004 modifier = '\0'; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1005 type = '\0'; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
1006 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1007 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1008 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1009 bool nxt = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1010 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1011 while (i < n) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1012 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1013 switch (s[i]) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1014 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1015 case '-': case '+': case ' ': case '0': case '#': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1016 flags += s[i]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1017 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1018 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
1019 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1020 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
1021 nxt = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1022 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1023 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1024 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1025 if (nxt) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
1026 break; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1027 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1028 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1029 if (i < n) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1030 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1031 if (s[i] == '*') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1032 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1033 fw = -2; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1034 args++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1035 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1036 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1037 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1038 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1039 if (isdigit (s[i])) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1040 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1041 int nn = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1042 std::string tmp = s.substr (i); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1043 sscanf (tmp.c_str (), "%d%n", &fw, &nn); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1044 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1045 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1046 while (i < n && isdigit (s[i])) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1047 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1048 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1049 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1050 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1051 if (i < n && s[i] == '.') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1052 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1053 // nothing before the . means 0. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1054 if (fw == -1) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1055 fw = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1056 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1057 // . followed by nothing is 0. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1058 prec = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1059 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1060 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1061 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1062 if (i < n) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1063 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1064 if (s[i] == '*') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1065 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1066 prec = -2; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1067 args++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1068 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1069 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1070 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1071 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1072 if (isdigit (s[i])) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1073 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1074 int nn = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1075 std::string tmp = s.substr (i); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1076 sscanf (tmp.c_str (), "%d%n", &prec, &nn); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1077 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1078 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1079 while (i < n && isdigit (s[i])) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1080 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1081 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1082 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1083 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
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|
1084 |
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move some octave stream classes into octave namespace
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diff
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|
1085 if (i < n) |
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move some octave stream classes into octave namespace
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diff
changeset
|
1086 { |
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move some octave stream classes into octave namespace
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diff
changeset
|
1087 // Accept and record modifier, but don't place it in the format |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1088 // item text. All integer conversions are handled as 64-bit |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1089 // integers. |
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move some octave stream classes into octave namespace
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diff
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|
1090 |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1091 switch (s[i]) |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1092 { |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1093 case 'h': case 'l': case 'L': |
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move some octave stream classes into octave namespace
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diff
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|
1094 modifier = s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
1095 break; |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1096 |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1097 default: |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1098 break; |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1099 } |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1100 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1101 |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1102 if (i < n) |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1103 finish_conversion (s, i, args, flags, fw, prec, modifier, type); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1104 else |
2117 | 1105 nconv = -1; |
23059
b98ebcd7f11c
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1106 } |
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move some octave stream classes into octave namespace
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parents:
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diff
changeset
|
1107 |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1108 void |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1109 printf_format_list::finish_conversion (const std::string& s, size_t& i, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1110 int args, const std::string& flags, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1111 int fw, int prec, char modifier, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1112 char& type) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
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|
1113 { |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1114 switch (s[i]) |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1115 { |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1116 case 'd': case 'i': case 'o': case 'x': case 'X': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1117 case 'u': case 'c': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1118 if (modifier == 'L') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1119 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1120 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1121 break; |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1122 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1123 goto fini; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1124 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1125 case 'f': case 'e': case 'E': case 'g': case 'G': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1126 if (modifier == 'h' || modifier == 'l') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1127 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1128 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1129 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1130 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1131 goto fini; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1132 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1133 case 's': case 'p': case '%': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1134 if (modifier != '\0') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1135 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1136 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1137 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1138 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1139 goto fini; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1140 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1141 fini: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1142 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1143 type = s[i]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1144 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1145 buf << s[i++]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1146 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1147 if (type != '%' || args != 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1148 nconv++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1149 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1150 if (type != '%') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1151 args++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1152 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1153 add_elt_to_list (args, flags, fw, prec, type, modifier); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1154 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1155 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1156 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1157 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1158 nconv = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1159 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1160 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1161 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1162 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1163 void |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
1164 printf_format_list::printme (void) const |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1165 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1166 size_t n = fmt_elts.size (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1167 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1168 for (size_t i = 0; i < n; i++) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1169 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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22997
diff
changeset
|
1170 printf_format_elt *elt = fmt_elts[i]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1171 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1172 std::cerr |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1173 << "args: " << elt->args << "\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1174 << "flags: '" << elt->flags << "'\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1175 << "width: " << elt->fw << "\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1176 << "prec: " << elt->prec << "\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1177 << "type: '" << elt->type << "'\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1178 << "modifier: '" << elt->modifier << "'\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
1179 << "text: '" << undo_string_escapes (elt->text) << "'\n\n"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1180 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1181 } |
2117 | 1182 } |
1183 | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
1184 // Calculate x^n. Used for ...e+nn so that, for example, 1e2 is |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1185 // exactly 100 and 5e-1 is 1/2 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
1186 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1187 static double |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1188 pown (double x, unsigned int n) |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1189 { |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1190 double retval = 1; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1191 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1192 for (unsigned int d = n; d; d >>= 1) |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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21477
diff
changeset
|
1193 { |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1194 if (d & 1) |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1195 retval *= x; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
1196 x *= x; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1197 } |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1198 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1199 return retval; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1200 } |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
1201 |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
1202 static Cell |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
1203 init_inf_nan (void) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1204 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
1205 Cell retval (dim_vector (1, 2)); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
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1206 |
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1207 retval(0) = Cell (octave_value ("inf")); |
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1208 retval(1) = Cell (octave_value ("nan")); |
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1209 |
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1210 return retval; |
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1211 } |
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1212 |
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1213 namespace octave |
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1214 { |
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1215 // Delimited stream, optimized to read strings of characters separated |
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1216 // by single-character delimiters. |
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1217 // |
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1218 // The reason behind this class is that octstream doesn't provide |
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1219 // seek/tell, but the opportunity has been taken to optimise for the |
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1220 // textscan workload. |
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1221 // |
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1222 // The function reads chunks into a 4kiB buffer, and marks where the |
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1223 // last delimiter occurs. Reads up to this delimiter can be fast. |
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1224 // After that last delimiter, the remaining text is moved to the front |
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1225 // of the buffer and the buffer is refilled. This also allows cheap |
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1226 // seek and tell operations within a "fast read" block. |
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1227 |
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1228 class |
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1229 delimited_stream |
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1230 { |
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1231 public: |
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1232 |
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1233 delimited_stream (std::istream& is, const std::string& delimiters, |
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1234 int longest_lookahead, octave_idx_type bsize = 4096); |
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1235 |
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1236 delimited_stream (std::istream& is, const delimited_stream& ds); |
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1237 |
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1238 // No copying! |
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1239 |
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1240 delimited_stream (const delimited_stream&) = delete; |
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1241 |
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1242 delimited_stream& operator = (const delimited_stream&) = delete; |
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1243 |
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1244 ~delimited_stream (void); |
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1245 |
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1246 // Called when optimized sequence of get is finished. Ensures that |
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1247 // there is a remaining delimiter in buf, or loads more data in. |
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1248 void field_done (void) |
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1249 { |
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1250 if (idx >= last) |
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1251 refresh_buf (); |
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1252 } |
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1253 |
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1254 // Load new data into buffer, and set eob, last, idx. |
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1255 // Return EOF at end of file, 0 otherwise. |
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1256 int refresh_buf (void); |
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1257 |
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1258 // Get a character, relying on caller to call field_done if |
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1259 // a delimiter has been reached. |
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1260 int get (void) |
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1261 { |
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1262 if (delimited) |
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1263 return eof () ? std::istream::traits_type::eof () : *idx++; |
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1264 else |
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1265 return get_undelim (); |
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1266 } |
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1267 |
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1268 // Get a character, checking for underrun of the buffer. |
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1269 int get_undelim (void); |
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1270 |
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1271 // Read character that will be got by the next get. |
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1272 int peek (void) { return eof () ? std::istream::traits_type::eof () : *idx; } |
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1273 |
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1274 // Read character that will be got by the next get. |
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1275 int peek_undelim (void); |
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1276 |
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1277 // Undo a 'get' or 'get_undelim'. It is the caller's responsibility |
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1278 // to avoid overflow by calling putbacks only for a character got by |
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1279 // get() or get_undelim(), with no intervening |
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1280 // get, get_delim, field_done, refresh_buf, getline, read or seekg. |
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1281 void putback (char /*ch*/ = 0) { if (! eof ()) --idx; } |
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1282 |
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1283 int getline (std::string& dest, char delim); |
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1284 |
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1285 // int skipline (char delim); |
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1286 |
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1287 char * read (char *buffer, int size, char* &new_start); |
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1288 |
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1289 // Return a position suitable to "seekg", valid only within this |
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1290 // block between calls to field_done. |
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1291 char * tellg (void) { return idx; } |
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1292 |
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1293 void seekg (char *old_idx) { idx = old_idx; } |
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1294 |
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1295 bool eof (void) |
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1296 { |
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1297 return (eob == buf && i_stream.eof ()) || (flags & std::ios_base::eofbit); |
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1298 } |
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1299 |
23795
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1300 operator const void* (void) { return (! eof () && ! flags) ? this : nullptr; } |
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1301 |
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1302 bool fail (void) { return flags & std::ios_base::failbit; } |
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1303 |
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1304 std::ios_base::iostate rdstate (void) { return flags; } |
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1305 |
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1306 void setstate (std::ios_base::iostate m) { flags = flags | m; } |
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1307 |
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1308 void clear (std::ios_base::iostate m |
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1309 = (std::ios_base::eofbit & ~std::ios_base::eofbit)) |
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1310 { |
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1311 flags = flags & m; |
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1312 } |
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1313 |
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1314 // Report if any characters have been consumed. |
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1315 // (get, read, etc. not cancelled by putback or seekg) |
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1316 |
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1317 void progress_benchmark (void) { progress_marker = idx; } |
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1318 |
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1319 bool no_progress (void) { return progress_marker == idx; } |
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1320 |
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1321 private: |
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1322 |
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1323 // Number of characters to read from the file at once. |
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1324 int bufsize; |
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1325 |
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1326 // Stream to read from. |
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1327 std::istream& i_stream; |
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1328 |
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1329 // Temporary storage for a "chunk" of data. |
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1330 char *buf; |
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1331 |
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1332 // Current read pointer. |
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1333 char *idx; |
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1334 |
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1335 // Location of last delimiter in the buffer at buf (undefined if |
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1336 // delimited is false). |
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1337 char *last; |
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1338 |
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1339 // Position after last character in buffer. |
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1340 char *eob; |
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1341 |
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1342 // True if there is delimiter in the bufer after idx. |
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1343 bool delimited; |
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1344 |
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1345 // Longest lookahead required. |
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1346 int longest; |
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1347 |
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1348 // Sequence of single-character delimiters. |
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1349 const std::string delims; |
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1350 |
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1351 // Position of start of buf in original stream. |
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1352 std::streampos buf_in_file; |
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1353 |
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1354 // Marker to see if a read consumes any characters. |
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1355 char *progress_marker; |
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1356 |
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1357 std::ios_base::iostate flags; |
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1358 }; |
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1359 |
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1360 // Create a delimited stream, reading from is, with delimiters delims, |
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1361 // and allowing reading of up to tellg + longest_lookeahead. When is |
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1362 // is at EOF, lookahead may be padded by ASCII nuls. |
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1363 |
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1364 delimited_stream::delimited_stream (std::istream& is, |
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1365 const std::string& delimiters, |
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1366 int longest_lookahead, |
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1367 octave_idx_type bsize) |
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1368 : bufsize (bsize), i_stream (is), longest (longest_lookahead), |
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1369 delims (delimiters), |
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1370 flags (std::ios::failbit & ~std::ios::failbit) // can't cast 0 |
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1371 { |
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1372 buf = new char[bufsize]; |
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1373 eob = buf + bufsize; |
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1374 idx = eob; // refresh_buf shouldn't try to copy old data |
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1375 progress_marker = idx; |
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1376 refresh_buf (); // load the first batch of data |
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1377 } |
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1378 |
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1379 // Used to create a stream from a strstream from data read from a dstr. |
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1380 // FIXME: Find a more efficient approach. Perhaps derived dstr |
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1381 delimited_stream::delimited_stream (std::istream& is, |
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1382 const delimited_stream& ds) |
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1383 : bufsize (ds.bufsize), i_stream (is), longest (ds.longest), |
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1384 delims (ds.delims), |
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1385 flags (std::ios::failbit & ~std::ios::failbit) // can't cast 0 |
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1386 { |
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1387 buf = new char[bufsize]; |
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1388 eob = buf + bufsize; |
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1389 idx = eob; // refresh_buf shouldn't try to copy old data |
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1390 progress_marker = idx; |
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1391 refresh_buf (); // load the first batch of data |
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1392 } |
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1393 |
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1394 delimited_stream::~delimited_stream (void) |
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1395 { |
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1396 // Seek to the correct position in i_stream. |
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1397 if (! eof ()) |
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1398 { |
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1399 i_stream.clear (); |
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1400 i_stream.seekg (buf_in_file); |
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1401 i_stream.read (buf, idx - buf); |
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1402 } |
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1403 |
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1404 delete [] buf; |
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1405 } |
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1406 |
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1407 // Read a character from the buffer, refilling the buffer from the file |
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1408 // if necessary. |
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1409 |
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1410 int |
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1411 delimited_stream::get_undelim (void) |
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1412 { |
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1413 int retval; |
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1414 if (eof ()) |
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1415 { |
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1416 setstate (std::ios_base::failbit); |
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1417 return std::istream::traits_type::eof (); |
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1418 } |
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1419 |
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1420 if (idx < eob) |
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1421 retval = *idx++; |
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1422 else |
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1423 { |
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1424 refresh_buf (); |
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1425 |
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1426 if (eof ()) |
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1427 { |
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1428 setstate (std::ios_base::eofbit); |
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1429 retval = std::istream::traits_type::eof (); |
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1430 } |
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1431 else |
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1432 retval = *idx++; |
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1433 } |
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1434 |
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1435 if (idx >= last) |
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1436 delimited = false; |
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1437 |
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1438 return retval; |
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1439 } |
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1440 |
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1441 // Return the next character to be read without incrementing the |
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1442 // pointer, refilling the buffer from the file if necessary. |
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1443 |
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1444 int |
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1445 delimited_stream::peek_undelim (void) |
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1446 { |
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1447 int retval = get_undelim (); |
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|
1448 putback (); |
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|
1449 |
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|
1450 return retval; |
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|
1451 } |
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|
1452 |
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|
1453 // Copy remaining unprocessed data to the start of the buffer and load |
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|
1454 // new data to fill it. Return EOF if the file is at EOF before |
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|
1455 // reading any data and all of the data that has been read has been |
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|
1456 // processed. |
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|
1457 |
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|
1458 int |
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|
1459 delimited_stream::refresh_buf (void) |
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|
1460 { |
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|
1461 if (eof ()) |
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|
1462 return std::istream::traits_type::eof (); |
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|
1463 |
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|
1464 int retval; |
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|
1465 |
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|
1466 if (eob < idx) |
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|
1467 idx = eob; |
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|
1468 |
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|
1469 size_t old_remaining = eob - idx; |
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|
1470 |
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|
1471 octave_quit (); // allow ctrl-C |
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|
1472 |
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|
1473 if (old_remaining > 0) |
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|
1474 { |
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|
1475 buf_in_file += (idx - buf); |
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move more new classes inside octave namespace
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diff
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|
1476 memmove (buf, idx, old_remaining); |
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diff
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|
1477 } |
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diff
changeset
|
1478 |
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diff
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|
1479 progress_marker -= idx - buf; // where original idx would have been |
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|
1480 idx = buf; |
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diff
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|
1481 |
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|
1482 int gcount; // chars read |
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|
1483 if (! i_stream.eof ()) |
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|
1484 { |
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diff
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|
1485 buf_in_file = i_stream.tellg (); // record for destructor |
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|
1486 i_stream.read (buf + old_remaining, bufsize - old_remaining); |
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|
1487 gcount = i_stream.gcount (); |
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|
1488 } |
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|
1489 else |
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|
1490 gcount = 0; |
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|
1491 |
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|
1492 eob = buf + old_remaining + gcount; |
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|
1493 last = eob; |
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|
1494 if (gcount == 0) |
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|
1495 { |
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|
1496 delimited = false; |
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diff
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|
1497 |
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diff
changeset
|
1498 if (eob != buf) // no more data in file, but still some to go |
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|
1499 retval = 0; |
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|
1500 else |
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|
1501 // file and buffer are both done. |
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diff
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|
1502 retval = std::istream::traits_type::eof (); |
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diff
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|
1503 } |
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diff
changeset
|
1504 else |
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1505 { |
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diff
changeset
|
1506 delimited = true; |
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diff
changeset
|
1507 |
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diff
changeset
|
1508 for (last = eob - longest; last - buf >= 0; last--) |
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diff
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|
1509 { |
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move more new classes inside octave namespace
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diff
changeset
|
1510 if (delims.find (*last) != std::string::npos) |
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diff
changeset
|
1511 break; |
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diff
changeset
|
1512 } |
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diff
changeset
|
1513 |
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changeset
|
1514 if (last < buf) |
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|
1515 delimited = false; |
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|
1516 |
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diff
changeset
|
1517 retval = 0; |
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diff
changeset
|
1518 } |
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diff
changeset
|
1519 |
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diff
changeset
|
1520 // Ensure fast peek doesn't give valid char |
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diff
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|
1521 if (retval == std::istream::traits_type::eof ()) |
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diff
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|
1522 *idx = '\0'; // FIXME: check that no TreatAsEmpty etc starts w. \0? |
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diff
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|
1523 |
71dd9d5a5ecd
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1524 return retval; |
71dd9d5a5ecd
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diff
changeset
|
1525 } |
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1526 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1527 // Return a pointer to a block of data of size size, assuming that a |
71dd9d5a5ecd
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diff
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|
1528 // sufficiently large buffer is available in buffer, if required. |
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|
1529 // If called when delimited == true, and size is no greater than |
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diff
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|
1530 // longest_lookahead then this will not call refresh_buf, so seekg |
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|
1531 // still works. Otherwise, seekg may be invalidated. |
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diff
changeset
|
1532 |
71dd9d5a5ecd
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diff
changeset
|
1533 char * |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
1534 delimited_stream::read (char *buffer, int size, char* &prior_tell) |
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diff
changeset
|
1535 { |
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diff
changeset
|
1536 char *retval; |
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diff
changeset
|
1537 |
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diff
changeset
|
1538 if (eob - idx > size) |
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diff
changeset
|
1539 { |
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changeset
|
1540 retval = idx; |
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diff
changeset
|
1541 idx += size; |
71dd9d5a5ecd
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changeset
|
1542 if (idx > last) |
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|
1543 delimited = false; |
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diff
changeset
|
1544 } |
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diff
changeset
|
1545 else |
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diff
changeset
|
1546 { |
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diff
changeset
|
1547 // If there was a tellg pointing to an earlier point than the current |
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|
1548 // read position, try to keep it in the active buffer. |
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|
1549 // In the current code, prior_tell==idx for each call, |
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|
1550 // so this is not necessary, just a precaution. |
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|
1551 |
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changeset
|
1552 if (eob - prior_tell + size < bufsize) |
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changeset
|
1553 { |
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diff
changeset
|
1554 octave_idx_type gap = idx - prior_tell; |
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changeset
|
1555 idx = prior_tell; |
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diff
changeset
|
1556 refresh_buf (); |
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diff
changeset
|
1557 idx += gap; |
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diff
changeset
|
1558 } |
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changeset
|
1559 else // can't keep the tellg in range. May skip some data. |
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|
1560 { |
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changeset
|
1561 refresh_buf (); |
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changeset
|
1562 } |
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changeset
|
1563 |
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changeset
|
1564 prior_tell = buf; |
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changeset
|
1565 |
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|
1566 if (eob - idx > size) |
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changeset
|
1567 { |
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changeset
|
1568 retval = idx; |
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changeset
|
1569 idx += size; |
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changeset
|
1570 if (idx > last) |
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changeset
|
1571 delimited = false; |
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changeset
|
1572 } |
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1573 else |
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|
1574 { |
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|
1575 if (size <= bufsize) // small read, but reached EOF |
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|
1576 { |
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|
1577 retval = idx; |
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|
1578 memset (eob, 0, size + (idx - buf)); |
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1579 idx += size; |
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|
1580 } |
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|
1581 else // Reading more than the whole buf; return it in buffer |
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|
1582 { |
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1583 retval = buffer; |
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1584 // FIXME: read bufsize at a time |
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1585 int i; |
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1586 for (i = 0; i < size && ! eof (); i++) |
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1587 *buffer++ = get_undelim (); |
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1588 if (eof ()) |
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1589 memset (buffer, 0, size - i); |
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1590 } |
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|
1591 } |
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1592 } |
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|
1593 |
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1594 return retval; |
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|
1595 } |
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|
1596 |
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1597 // Return in OUT an entire line, terminated by delim. On input, OUT |
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1598 // must have length at least 1. |
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1599 |
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|
1600 int |
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1601 delimited_stream::getline (std::string& out, char delim) |
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1602 { |
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Rik <rik@octave.org>
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23807
diff
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|
1603 int len = out.length (); |
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Use C++11 string fcns back() and pop_back() to simplify code.
Rik <rik@octave.org>
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1604 int used = 0; |
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1605 int ch; |
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1606 while ((ch = get_undelim ()) != delim |
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1607 && ch != std::istream::traits_type::eof ()) |
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1608 { |
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1609 out[used++] = ch; |
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1610 if (used == len) |
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1611 { |
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1612 len <<= 1; |
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1613 out.resize (len); |
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1614 } |
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|
1615 } |
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|
1616 out.resize (used); |
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1617 field_done (); |
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|
1618 |
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|
1619 return ch; |
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|
1620 } |
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|
1621 |
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1622 // A single conversion specifier, such as %f or %c. |
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1623 |
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|
1624 class |
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1625 textscan_format_elt |
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1626 { |
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|
1627 public: |
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|
1628 |
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|
1629 enum special_conversion |
23059
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|
1630 { |
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|
1631 whitespace_conversion = 1, |
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|
1632 literal_conversion = 2 |
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|
1633 }; |
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1634 |
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1635 textscan_format_elt (const std::string& txt, int w = 0, int p = -1, |
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1636 int bw = 0, bool dis = false, char typ = '\0', |
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1637 const std::string& ch_class = std::string ()) |
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1638 : text (txt), width (w), prec (p), bitwidth (bw), |
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|
1639 char_class (ch_class), type (typ), discard (dis), |
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1640 numeric (typ == 'd' || typ == 'u' || type == 'f' || type == 'n') |
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|
1641 { } |
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|
1642 |
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|
1643 textscan_format_elt (const textscan_format_elt& e) |
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1644 : text (e.text), width (e.width), prec (e.prec), |
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1645 bitwidth (e.bitwidth), char_class (e.char_class), type (e.type), |
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1646 discard (e.discard), numeric (e.numeric) |
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|
1647 { } |
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|
1648 |
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|
1649 textscan_format_elt& operator = (const textscan_format_elt& e) |
21502
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move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
1650 { |
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|
1651 if (this != &e) |
21502
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|
1652 { |
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1653 text = e.text; |
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1654 width = e.width; |
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1655 prec = e.prec; |
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1656 bitwidth = e.bitwidth; |
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|
1657 discard = e.discard; |
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1658 type = e.type; |
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|
1659 numeric = e.numeric; |
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|
1660 char_class = e.char_class; |
21502
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|
1661 } |
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|
1662 |
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|
1663 return *this; |
21502
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|
1664 } |
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|
1665 |
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|
1666 // The C-style format string. |
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1667 std::string text; |
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|
1668 |
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1669 // The maximum field width. |
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|
1670 unsigned int width; |
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|
1671 |
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1672 // The maximum number of digits to read after the decimal in a |
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1673 // floating point conversion. |
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|
1674 int prec; |
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|
1675 |
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1676 // The size of the result. For integers, bitwidth may be 8, 16, 34, |
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1677 // or 64. For floating point values, bitwidth may be 32 or 64. |
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|
1678 int bitwidth; |
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|
1679 |
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|
1680 // The class of characters in a `[' or `^' format. |
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|
1681 std::string char_class; |
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|
1682 |
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|
1683 // Type of conversion |
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1684 // -- `d', `u', `f', `n', `s', `q', `c', `%', `C', `D', `[' or `^'. |
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|
1685 char type; |
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|
1686 |
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|
1687 // TRUE if we are not storing the result of this conversion. |
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|
1688 bool discard; |
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|
1689 |
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|
1690 // TRUE if the type is 'd', 'u', 'f', 'n' |
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|
1691 bool numeric; |
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|
1692 }; |
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|
1693 |
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1694 // The (parsed) sequence of format specifiers. |
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1695 |
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1696 class textscan; |
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1697 |
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1698 class |
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1699 textscan_format_list |
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1700 { |
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1701 public: |
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1702 |
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1703 textscan_format_list (const std::string& fmt = std::string (), |
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1704 const std::string& who = "textscan"); |
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1705 // No copying! |
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1706 |
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1707 textscan_format_list (const textscan_format_list&) = delete; |
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1708 |
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1709 textscan_format_list& operator = (const textscan_format_list&) = delete; |
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1710 |
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1711 ~textscan_format_list (void); |
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1712 |
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1713 octave_idx_type num_conversions (void) const { return nconv; } |
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1714 |
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1715 // The length can be different than the number of conversions. |
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1716 // For example, "x %d y %d z" has 2 conversions but the length of |
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1717 // the list is 3 because of the characters that appear after the |
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1718 // last conversion. |
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1719 |
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1720 size_t numel (void) const { return fmt_elts.size (); } |
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1721 |
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1722 const textscan_format_elt * first (void) |
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1723 { |
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1724 curr_idx = 0; |
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1725 return current (); |
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1726 } |
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1727 |
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1728 const textscan_format_elt * current (void) const |
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1729 { |
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1730 return numel () > 0 ? fmt_elts[curr_idx] : nullptr; |
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1731 } |
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1732 |
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1733 const textscan_format_elt * next (bool cycle = true) |
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1734 { |
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1735 curr_idx++; |
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1736 |
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1737 if (curr_idx >= numel ()) |
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1738 { |
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1739 if (cycle) |
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1740 curr_idx = 0; |
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1741 else |
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1742 return nullptr; |
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1743 } |
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1744 |
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1745 return current (); |
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1746 } |
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1747 |
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1748 void printme (void) const; |
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1749 |
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1750 bool ok (void) const { return (nconv >= 0); } |
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1751 |
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1752 operator const void* (void) const { return ok () ? this : nullptr; } |
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1753 |
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1754 // What function name should be shown when reporting errors. |
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1755 std::string who; |
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1756 |
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1757 // True if number of %f to be set from data file. |
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1758 bool set_from_first; |
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1759 |
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1760 // At least one conversion specifier is s,q,c, or [...]. |
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1761 bool has_string; |
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1762 |
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1763 int read_first_row (delimited_stream& is, textscan& ts); |
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1764 |
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1765 std::list<octave_value> out_buf (void) const { return (output_container); } |
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1766 |
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1767 private: |
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1768 |
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1769 // Number of conversions specified by this format string, or -1 if |
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1770 // invalid conversions have been found. |
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1771 octave_idx_type nconv; |
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1772 |
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1773 // Index to current element; |
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1774 size_t curr_idx; |
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1775 |
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1776 // List of format elements. |
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1777 std::deque<textscan_format_elt*> fmt_elts; |
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1778 |
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1779 // list holding column arrays of types specified by conversions |
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1780 std::list<octave_value> output_container; |
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1781 |
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1782 // Temporary buffer. |
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1783 std::ostringstream buf; |
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1784 |
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1785 void add_elt_to_list (unsigned int width, int prec, int bitwidth, |
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1786 octave_value val_type, bool discard, |
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1787 char type, |
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1788 const std::string& char_class = std::string ()); |
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1789 |
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1790 void process_conversion (const std::string& s, size_t& i, size_t n); |
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1791 |
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1792 std::string parse_char_class (const std::string& pattern) const; |
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1793 |
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1794 int finish_conversion (const std::string& s, size_t& i, size_t n, |
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1795 unsigned int& width, int& prec, int& bitwidth, |
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1796 octave_value& val_type, |
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1797 bool discard, char& type); |
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1798 }; |
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1799 |
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1800 // Main class to implement textscan. Read data and parse it |
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1801 // according to a format. |
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1802 // |
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1803 // The calling sequence is |
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1804 // |
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1805 // textscan scanner (); |
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1806 // scanner.scan (...); |
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1807 |
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1808 class |
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1809 OCTINTERP_API |
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1810 textscan |
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1811 { |
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1812 public: |
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1813 |
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1814 textscan (const std::string& who_arg = "textscan"); |
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1815 |
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1816 // No copying! |
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1817 |
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1818 textscan (const textscan&) = delete; |
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1819 |
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1820 textscan& operator = (const textscan&) = delete; |
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1821 |
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1822 ~textscan (void) = default; |
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1823 |
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1824 octave_value scan (std::istream& isp, const std::string& fmt, |
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1825 octave_idx_type ntimes, |
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1826 const octave_value_list& options, |
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1827 octave_idx_type& read_count); |
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1828 |
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1829 private: |
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1830 |
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1831 friend class textscan_format_list; |
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1832 |
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1833 // What function name should be shown when reporting errors. |
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1834 std::string who; |
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1835 |
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1836 std::string buf; |
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1837 |
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1838 // Three cases for delim_table and delim_list |
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1839 // 1. delim_table empty, delim_list empty: whitespace delimiters |
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1840 // 2. delim_table = look-up table of delim chars, delim_list empty. |
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1841 // 3. delim_table non-empty, delim_list = Cell array of delim strings |
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1842 |
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1843 std::string whitespace_table; |
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1844 |
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1845 // delim_table[i] == '\0' if i is not a delimiter. |
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1846 std::string delim_table; |
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1847 |
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1848 // String of delimiter characters. |
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1849 std::string delims; |
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1850 |
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1851 Cell comment_style; |
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1852 |
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1853 // How far ahead to look to detect an open comment. |
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1854 int comment_len; |
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1855 |
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1856 // First character of open comment. |
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1857 int comment_char; |
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1858 |
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1859 octave_idx_type buffer_size; |
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1860 |
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1861 std::string date_locale; |
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1862 |
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1863 // 'inf' and 'nan' for formatted_double. |
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1864 Cell inf_nan; |
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1865 |
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1866 // Array of strings of delimiters. |
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1867 Cell delim_list; |
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1868 |
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1869 // Longest delimiter. |
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1870 int delim_len; |
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1871 |
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1872 octave_value empty_value; |
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1873 std::string exp_chars; |
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1874 int header_lines; |
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1875 Cell treat_as_empty; |
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1876 |
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1877 // Longest string to treat as "N/A". |
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1878 int treat_as_empty_len; |
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1879 |
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1880 std::string whitespace; |
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1881 |
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1882 short eol1; |
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1883 short eol2; |
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1884 short return_on_error; |
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1885 |
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1886 bool collect_output; |
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1887 bool multiple_delims_as_one; |
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1888 bool default_exp; |
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1889 |
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1890 octave_idx_type lines; |
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1891 |
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1892 octave_value do_scan (std::istream& isp, textscan_format_list& fmt_list, |
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1893 octave_idx_type ntimes); |
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1894 |
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1895 void parse_options (const octave_value_list& args, |
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1896 textscan_format_list& fmt_list); |
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1897 |
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1898 int read_format_once (delimited_stream& isp, textscan_format_list& fmt_list, |
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1899 std::list<octave_value>& retval, |
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1900 Array<octave_idx_type> row, int& done_after); |
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1901 |
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1902 void scan_one (delimited_stream& is, const textscan_format_elt& fmt, |
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1903 octave_value& ov, Array<octave_idx_type> row); |
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1904 |
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1905 // Methods to process a particular conversion specifier. |
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1906 double read_double (delimited_stream& is, |
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1907 const textscan_format_elt& fmt) const; |
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1908 |
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1909 void scan_complex (delimited_stream& is, const textscan_format_elt& fmt, |
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1910 Complex& val) const; |
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1911 |
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1912 int scan_bracket (delimited_stream& is, const std::string& pattern, |
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1913 std::string& val) const; |
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1914 |
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1915 int scan_caret (delimited_stream& is, const std::string& pattern, |
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1916 std::string& val) const; |
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1917 |
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1918 void scan_string (delimited_stream& is, const textscan_format_elt& fmt, |
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1919 std::string& val) const; |
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1920 |
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1921 void scan_cstring (delimited_stream& is, const textscan_format_elt& fmt, |
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1922 std::string& val) const; |
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1923 |
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1924 void scan_qstring (delimited_stream& is, const textscan_format_elt& fmt, |
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1925 std::string& val); |
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1926 |
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1927 // Helper methods. |
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1928 std::string read_until (delimited_stream& is, const Cell& delimiters, |
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1929 const std::string& ends) const; |
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1930 |
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1931 int lookahead (delimited_stream& is, const Cell& targets, int max_len, |
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1932 bool case_sensitive = true) const; |
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1933 |
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1934 bool match_literal (delimited_stream& isp, const textscan_format_elt& elem); |
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1935 |
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1936 int skip_whitespace (delimited_stream& is, bool EOLstop = false); |
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1937 |
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1938 int skip_delim (delimited_stream& is); |
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1939 |
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1940 bool is_delim (unsigned char ch) const |
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1941 { |
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1942 return ((delim_table.empty () && (isspace (ch) || ch == eol1 || ch == eol2)) |
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1943 || delim_table[ch] != '\0'); |
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1944 } |
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1945 |
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1946 bool isspace (unsigned int ch) const { return whitespace_table[ch & 0xff]; } |
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1947 |
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1948 // True if the only delimiter is whitespace. |
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1949 bool whitespace_delim (void) const { return delim_table.empty (); } |
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1950 }; |
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1951 |
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1952 textscan_format_list::textscan_format_list (const std::string& s, |
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1953 const std::string& who_arg) |
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1954 : who (who_arg), set_from_first (false), has_string (false), |
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1955 nconv (0), curr_idx (0), fmt_elts (), buf () |
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1956 { |
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1957 size_t n = s.length (); |
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1958 |
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1959 size_t i = 0; |
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1960 |
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1961 unsigned int width = -1; // Unspecified width = max (except %c) |
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1962 int prec = -1; |
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1963 int bitwidth = 0; |
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1964 bool discard = false; |
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1965 char type = '\0'; |
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1966 |
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1967 bool have_more = true; |
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1968 |
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1969 if (s.empty ()) |
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1970 { |
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1971 buf.clear (); |
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1972 buf.str (""); |
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1973 |
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1974 buf << "%f"; |
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1975 |
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1976 bitwidth = 64; |
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1977 type = 'f'; |
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1978 add_elt_to_list (width, prec, bitwidth, octave_value (NDArray ()), |
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1979 discard, type); |
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1980 have_more = false; |
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1981 set_from_first = true; |
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1982 nconv = 1; |
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1983 } |
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1984 else |
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1985 { |
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1986 set_from_first = false; |
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1987 |
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1988 while (i < n) |
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1989 { |
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1990 have_more = true; |
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1991 |
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1992 if (s[i] == '%' && (i+1 == n || s[i+1] != '%')) |
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1993 { |
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1994 // Process percent-escape conversion type. |
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1995 |
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1996 process_conversion (s, i, n); |
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1997 |
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1998 // If there is nothing in the buffer, then add_elt_to_list |
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1999 // must have just been called, so we are already done with |
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2000 // the current element and we don't need to call |
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2001 // add_elt_to_list if this is our last trip through the |
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2002 // loop. |
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2003 |
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2004 have_more = (buf.tellp () != 0); |
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2005 } |
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2006 else if (isspace (s[i])) |
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2007 { |
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2008 while (++i < n && isspace (s[i])) |
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2009 /* skip whitespace */; |
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|
2010 |
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2011 have_more = false; |
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2012 } |
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2013 else |
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2014 { |
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2015 type = textscan_format_elt::literal_conversion; |
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2016 |
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2017 width = 0; |
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2018 prec = -1; |
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2019 bitwidth = 0; |
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|
2020 discard = true; |
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|
2021 |
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2022 while (i < n && ! isspace (s[i]) |
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2023 && (s[i] != '%' || (i+1 < n && s[i+1] == '%'))) |
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2024 { |
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|
2025 if (s[i] == '%') // if double %, skip one |
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|
2026 i++; |
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|
2027 buf << s[i++]; |
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|
2028 width++; |
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|
2029 } |
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2030 |
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2031 add_elt_to_list (width, prec, bitwidth, octave_value (), |
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2032 discard, type); |
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|
2033 |
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2034 have_more = false; |
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2035 } |
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|
2036 |
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2037 if (nconv < 0) |
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2038 { |
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2039 have_more = false; |
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|
2040 break; |
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|
2041 } |
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2042 } |
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2043 } |
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2044 |
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2045 if (have_more) |
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2046 add_elt_to_list (width, prec, bitwidth, octave_value (), discard, type); |
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2047 |
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2048 buf.clear (); |
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2049 buf.str (""); |
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|
2050 } |
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2051 |
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|
2052 textscan_format_list::~textscan_format_list (void) |
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2053 { |
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2054 size_t n = numel (); |
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2055 |
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2056 for (size_t i = 0; i < n; i++) |
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2057 { |
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|
2058 textscan_format_elt *elt = fmt_elts[i]; |
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|
2059 delete elt; |
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2060 } |
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2061 } |
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2062 |
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diff
changeset
|
2063 void |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2064 textscan_format_list::add_elt_to_list (unsigned int width, int prec, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2065 int bitwidth, octave_value val_type, |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2066 bool discard, char type, |
71dd9d5a5ecd
move more new classes inside octave namespace
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parents:
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diff
changeset
|
2067 const std::string& char_class) |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2068 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2069 std::string text = buf.str (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2070 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2071 if (! text.empty ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2072 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2073 textscan_format_elt *elt |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
2074 = new textscan_format_elt (text, width, prec, bitwidth, discard, type, |
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
2075 char_class); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2076 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2077 if (! discard) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2078 output_container.push_back (val_type); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2079 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2080 fmt_elts.push_back (elt); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2081 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2082 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2083 buf.clear (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2084 buf.str (""); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2085 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2086 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2087 void |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2088 textscan_format_list::process_conversion (const std::string& s, size_t& i, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2089 size_t n) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2090 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2091 unsigned width = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2092 int prec = -1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2093 int bitwidth = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2094 bool discard = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2095 octave_value val_type; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2096 char type = '\0'; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2097 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2098 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2099 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2100 bool have_width = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2101 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2102 while (i < n) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2103 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2104 switch (s[i]) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2105 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2106 case '*': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2107 if (discard) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2108 nconv = -1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2109 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2110 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2111 discard = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2112 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2113 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2114 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2115 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2116 case '0': case '1': case '2': case '3': case '4': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2117 case '5': case '6': case '7': case '8': case '9': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2118 if (have_width) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2119 nconv = -1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2120 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2121 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2122 char c = s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2123 width = width * 10 + c - '0'; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2124 have_width = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2125 buf << c; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2126 while (i < n && isdigit (s[i])) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2127 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2128 c = s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2129 width = width * 10 + c - '0'; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2130 buf << c; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2131 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2132 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2133 if (i < n && s[i] == '.') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2134 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2135 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2136 prec = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2137 while (i < n && isdigit (s[i])) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2138 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2139 c = s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2140 prec = prec * 10 + c - '0'; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2141 buf << c; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2142 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2143 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2144 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2145 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2146 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2147 case 'd': case 'u': |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2148 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2149 bool done = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2150 buf << (type = s[i++]); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2151 if (i < n) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2152 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2153 if (s[i] == '8') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2154 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2155 bitwidth = 8; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2156 if (type == 'd') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2157 val_type = octave_value (int8NDArray ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2158 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2159 val_type = octave_value (uint8NDArray ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2160 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2161 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2162 else if (s[i] == '1' && i+1 < n && s[i+1] == '6') |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2163 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2164 bitwidth = 16; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2165 if (type == 'd') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2166 val_type = octave_value (int16NDArray ()); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2167 else |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2168 val_type = octave_value (uint16NDArray ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2169 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2170 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2171 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2172 else if (s[i] == '3' && i+1 < n && s[i+1] == '2') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2173 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2174 done = false; // use default size below |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2175 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2176 buf << s[i++]; |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2177 } |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2178 else if (s[i] == '6' && i+1 < n && s[i+1] == '4') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2179 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2180 bitwidth = 64; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2181 if (type == 'd') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2182 val_type = octave_value (int64NDArray ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2183 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2184 val_type = octave_value (uint64NDArray ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2185 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2186 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2187 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2188 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2189 done = false; |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2190 } |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2191 else |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2192 done = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2193 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2194 if (! done) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2195 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2196 bitwidth = 32; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2197 if (type == 'd') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2198 val_type = octave_value (int32NDArray ()); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2199 else |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2200 val_type = octave_value (uint32NDArray ()); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2201 } |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2202 goto fini; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2203 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2204 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2205 case 'f': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2206 buf << (type = s[i++]); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2207 bitwidth = 64; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2208 if (i < n) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2209 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2210 if (s[i] == '3' && i+1 < n && s[i+1] == '2') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2211 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2212 bitwidth = 32; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2213 val_type = octave_value (FloatNDArray ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2214 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2215 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2216 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2217 else if (s[i] == '6' && i+1 < n && s[i+1] == '4') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2218 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2219 val_type = octave_value (NDArray ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2220 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2221 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2222 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2223 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2224 val_type = octave_value (NDArray ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2225 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2226 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2227 val_type = octave_value (NDArray ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2228 goto fini; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2229 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2230 case 'n': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2231 buf << (type = s[i++]); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2232 bitwidth = 64; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2233 val_type = octave_value (NDArray ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2234 goto fini; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2235 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2236 case 's': case 'q': case '[': case 'c': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2237 if (! discard) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2238 val_type = octave_value (Cell ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2239 buf << (type = s[i++]); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2240 has_string = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2241 goto fini; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2242 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2243 fini: |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2244 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2245 if (! have_width) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2246 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2247 if (type == 'c') // %c defaults to one character |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2248 width = 1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2249 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2250 width = static_cast<unsigned int> (-1); // others: unlimited |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2251 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2252 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2253 if (finish_conversion (s, i, n, width, prec, bitwidth, val_type, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2254 discard, type) == 0) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2255 return; |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2256 } |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2257 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2258 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2259 default: |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2260 error ("%s: '%%%c' is not a valid format specifier", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2261 who.c_str (), s[i]); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2262 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2263 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2264 if (nconv < 0) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2265 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2266 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2267 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2268 nconv = -1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2269 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2270 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2271 // Parse [...] and [^...] |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2272 // |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2273 // Matlab does not expand expressions like A-Z, but they are useful, and |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2274 // so we parse them "carefully". We treat '-' as a usual character |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2275 // unless both start and end characters are from the same class (upper |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2276 // case, lower case, numeric), or this is not the first '-' in the |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2277 // pattern. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2278 // |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2279 // Keep both a running list of characters and a mask of which chars have |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2280 // occurred. The first is efficient for patterns with few characters. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2281 // The latter is efficient for [^...] patterns. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2282 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2283 std::string |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2284 textscan_format_list::parse_char_class (const std::string& pattern) const |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2285 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2286 int len = pattern.length (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2287 if (len == 0) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2288 return ""; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2289 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2290 std::string retval (256, '\0'); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2291 std::string mask (256, '\0'); // number of times chr has been seen |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2292 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2293 int in = 0, out = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2294 unsigned char ch, prev = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2295 bool flip = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2296 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2297 ch = pattern[in]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2298 if (ch == '^') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2299 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2300 in++; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2301 flip = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2302 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2303 mask[pattern[in]] = '\1'; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2304 retval[out++] = pattern[in++]; // even copy ']' if it is first |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2305 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2306 bool prev_was_range = false; // disallow "a-m-z" as a pattern |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2307 bool prev_prev_was_range = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2308 for (; in < len; in++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2309 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2310 bool was_range = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2311 ch = pattern[in]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
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|
2312 if (ch == ']') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2313 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2314 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2315 if (prev == '-' && in > 1 && isalnum (ch) && ! prev_prev_was_range) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2316 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2317 unsigned char start_of_range = pattern[in-2]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2318 if (start_of_range < ch |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2319 && ((isupper (ch) && isupper (start_of_range)) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2320 || (islower (ch) && islower (start_of_range)) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2321 || (isdigit (ch) && isdigit (start_of_range)) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2322 || mask['-'] > 1)) // not the first '-' |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2323 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2324 was_range = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2325 out--; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2326 mask['-']--; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2327 for (int i = start_of_range; i <= ch; i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2328 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2329 if (mask[i] == '\0') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2330 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2331 mask[i] = '\1'; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2332 retval[out++] = i; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2333 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2334 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2335 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2336 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2337 if (! was_range) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2338 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2339 if (mask[ch]++ == 0) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2340 retval[out++] = ch; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2341 else if (ch != '-') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2342 warning_with_id ("octave:textscan-pattern", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2343 "%s: [...] contains two '%c's", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2344 who.c_str (), ch); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2345 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2346 if (prev == '-' && mask['-'] >= 2) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2347 warning_with_id |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2348 ("octave:textscan-pattern", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2349 "%s: [...] contains two '-'s outside range expressions", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2350 who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2351 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2352 prev = ch; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2353 prev_prev_was_range = prev_was_range; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2354 prev_was_range = was_range; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2355 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2356 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2357 if (flip) // [^...] |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2358 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2359 out = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2360 for (int i = 0; i < 256; i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2361 if (! mask[i]) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2362 retval[out++] = i; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2363 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2364 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2365 retval.resize (out); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2366 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2367 return retval; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2368 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2369 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2370 int |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2371 textscan_format_list::finish_conversion (const std::string& s, size_t& i, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2372 size_t n, unsigned int& width, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2373 int& prec, int& bitwidth, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2374 octave_value& val_type, bool discard, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2375 char& type) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2376 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2377 int retval = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2378 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2379 std::string char_class; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2380 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2381 size_t beg_idx = std::string::npos; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2382 size_t end_idx = std::string::npos; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2383 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2384 if (type != '%') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2385 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2386 nconv++; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2387 if (type == '[') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2388 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2389 if (i < n) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2390 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2391 beg_idx = i; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2392 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2393 if (s[i] == '^') |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2394 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2395 type = '^'; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2396 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2397 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2398 if (i < n) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2399 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2400 beg_idx = i; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2401 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2402 if (s[i] == ']') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2403 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2404 } |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2405 } |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2406 else if (s[i] == ']') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2407 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2408 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2409 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2410 while (i < n && s[i] != ']') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2411 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2412 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2413 if (i < n && s[i] == ']') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2414 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2415 end_idx = i-1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2416 buf << s[i++]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2417 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2418 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2419 if (s[i-1] != ']') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2420 retval = nconv = -1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2421 } |
71dd9d5a5ecd
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John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2422 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2423 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2424 if (nconv >= 0) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2425 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2426 if (beg_idx != std::string::npos && end_idx != std::string::npos) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2427 char_class = parse_char_class (s.substr (beg_idx, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2428 end_idx - beg_idx + 1)); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2429 |
71dd9d5a5ecd
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John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2430 add_elt_to_list (width, prec, bitwidth, val_type, discard, type, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2431 char_class); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2432 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2433 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2434 return retval; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2435 } |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
2436 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2437 void |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2438 textscan_format_list::printme (void) const |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2439 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2440 size_t n = numel (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2441 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2442 for (size_t i = 0; i < n; i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2443 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2444 textscan_format_elt *elt = fmt_elts[i]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2445 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2446 std::cerr |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2447 << "width: " << elt->width << "\n" |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2448 << "digits " << elt->prec << "\n" |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2449 << "bitwidth: " << elt->bitwidth << "\n" |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2450 << "discard: " << elt->discard << "\n" |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2451 << "type: "; |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
2452 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2453 if (elt->type == textscan_format_elt::literal_conversion) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2454 std::cerr << "literal text\n"; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2455 else if (elt->type == textscan_format_elt::whitespace_conversion) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2456 std::cerr << "whitespace\n"; |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2457 else |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2458 std::cerr << elt->type << "\n"; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2459 |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2460 std::cerr |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2461 << "char_class: `" << undo_string_escapes (elt->char_class) << "'\n" |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2462 << "text: `" << undo_string_escapes (elt->text) << "'\n\n"; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2463 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2464 } |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
2465 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2466 // If FORMAT is explicitly "", it is assumed to be "%f" repeated enough |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2467 // times to read the first row of the file. Set it now. |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
2468 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2469 int |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2470 textscan_format_list::read_first_row (delimited_stream& is, textscan& ts) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2471 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2472 // Read first line and strip end-of-line, which may be two characters |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2473 std::string first_line (20, ' '); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2474 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2475 is.getline (first_line, static_cast<char> (ts.eol2)); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2476 |
23812
057a894914df
Use C++11 string fcns back() and pop_back() to simplify code.
Rik <rik@octave.org>
parents:
23807
diff
changeset
|
2477 if (! first_line.empty () && first_line.back () == ts.eol1) |
057a894914df
Use C++11 string fcns back() and pop_back() to simplify code.
Rik <rik@octave.org>
parents:
23807
diff
changeset
|
2478 first_line.pop_back (); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2479 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2480 std::istringstream strstr (first_line); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2481 delimited_stream ds (strstr, is); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2482 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2483 dim_vector dv (1,1); // initial size of each output_container |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2484 Complex val; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2485 octave_value val_type; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2486 nconv = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2487 int max_empty = 1000; // failsafe, if ds fails but not with eof |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2488 int retval = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2489 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2490 // read line, creating output_container as we go |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2491 while (! ds.eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2492 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2493 bool already_skipped_delim = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2494 ts.skip_whitespace (ds); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2495 ds.progress_benchmark (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2496 bool progress = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2497 ts.scan_complex (ds, *fmt_elts[0], val); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2498 if (ds.fail ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2499 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2500 ds.clear (ds.rdstate () & ~std::ios::failbit); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2501 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2502 if (ds.eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2503 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2504 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2505 // Unless this was a missing value (i.e., followed by a delimiter), |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2506 // return with an error status. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2507 ts.skip_delim (ds); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2508 if (ds.no_progress ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2509 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2510 retval = 4; |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2511 break; |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2512 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2513 already_skipped_delim = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2514 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2515 val = ts.empty_value.scalar_value (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2516 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2517 if (! --max_empty) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2518 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2519 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2520 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2521 if (val.imag () == 0) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2522 val_type = octave_value (NDArray (dv, val.real ())); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2523 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2524 val_type = octave_value (ComplexNDArray (dv, val)); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2525 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2526 output_container.push_back (val_type); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2527 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2528 if (! already_skipped_delim) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2529 ts.skip_delim (ds); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2530 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2531 if (! progress && ds.no_progress ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2532 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2533 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2534 nconv++; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2535 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2536 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2537 output_container.pop_front (); // discard empty element from constructor |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2538 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2539 // Create fmt_list now that the size is known |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2540 for (octave_idx_type i = 1; i < nconv; i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2541 fmt_elts.push_back (new textscan_format_elt (*fmt_elts[0])); |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2542 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2543 return retval; // May have returned 4 above. |
71dd9d5a5ecd
move more new classes inside octave namespace
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parents:
22323
diff
changeset
|
2544 } |
71dd9d5a5ecd
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22323
diff
changeset
|
2545 |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2546 textscan::textscan (const std::string& who_arg) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2547 : who (who_arg), buf (), whitespace_table (), delim_table (), |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2548 delims (), comment_style (), comment_len (0), comment_char (-2), |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2549 buffer_size (0), date_locale (), inf_nan (init_inf_nan ()), |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
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2550 empty_value (numeric_limits<double>::NaN ()), exp_chars ("edED"), |
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2551 header_lines (0), treat_as_empty (), treat_as_empty_len (0), |
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2552 whitespace (" \b\t"), eol1 ('\r'), eol2 ('\n'), |
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2553 return_on_error (1), collect_output (false), |
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d4ef04757ead
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2554 multiple_delims_as_one (false), default_exp (true), lines (0) |
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2555 { } |
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2556 |
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2557 octave_value |
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2558 textscan::scan (std::istream& isp, const std::string& fmt, |
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2559 octave_idx_type ntimes, const octave_value_list& options, |
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2560 octave_idx_type& count) |
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2561 { |
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2562 textscan_format_list fmt_list (fmt); |
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2563 |
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2564 parse_options (options, fmt_list); |
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2565 |
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2566 octave_value result = do_scan (isp, fmt_list, ntimes); |
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2567 |
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2568 // FIXME: this is probably not the best way to get count. The |
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2569 // position could easily be larger than octave_idx_type when using |
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2570 // 32-bit indexing. |
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2571 |
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2572 std::ios::iostate state = isp.rdstate (); |
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2573 isp.clear (); |
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2574 count = static_cast<octave_idx_type> (isp.tellg ()); |
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2575 isp.setstate (state); |
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2576 |
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2577 return result; |
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2578 } |
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2579 |
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2580 octave_value |
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2581 textscan::do_scan (std::istream& isp, textscan_format_list& fmt_list, |
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2582 octave_idx_type ntimes) |
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2583 { |
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2584 octave_value retval; |
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2585 |
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2586 if (fmt_list.num_conversions () == -1) |
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2587 error ("%s: invalid format specified", who.c_str ()); |
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2588 |
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2589 if (fmt_list.num_conversions () == 0) |
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2590 error ("%s: no valid format conversion specifiers", who.c_str ()); |
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2591 |
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2592 // skip the first header_lines |
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2593 std::string dummy; |
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2594 for (int i = 0; i < header_lines && isp; i++) |
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2595 getline (isp, dummy, static_cast<char> (eol2)); |
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2596 |
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2597 // Create our own buffered stream, for fast get/putback/tell/seek. |
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2598 |
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2599 // First, see how far ahead it should let us look. |
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2600 int max_lookahead = std::max (std::max (comment_len, treat_as_empty_len), |
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2601 std::max (delim_len, 3)); // 3 for NaN and Inf |
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2602 |
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2603 // Next, choose a buffer size to avoid reading too much, or too often. |
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2604 octave_idx_type buf_size = 4096; |
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2605 if (buffer_size) |
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2606 buf_size = buffer_size; |
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2607 else if (ntimes > 0) |
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2608 { |
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2609 // Avoid overflow of 80*ntimes... |
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2610 buf_size = std::min (buf_size, std::max (ntimes, 80 * ntimes)); |
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2611 buf_size = std::max (buf_size, ntimes); |
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2612 } |
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2613 // Finally, create the stream. |
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2614 delimited_stream is (isp, |
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2615 (delim_table.empty () ? whitespace + "\r\n" : delims), |
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2616 max_lookahead, buf_size); |
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2617 |
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2618 // Grow retval dynamically. "size" is half the initial size |
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2619 // (FIXME: Should we start smaller if ntimes is large?) |
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2620 octave_idx_type size = ((ntimes < 8 && ntimes >= 0) ? ntimes : 1); |
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2621 Array<octave_idx_type> row_idx (dim_vector (1,2)); |
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2622 row_idx(1) = 0; |
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2623 |
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2624 int err = 0; |
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2625 octave_idx_type row = 0; |
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2626 |
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2627 if (multiple_delims_as_one) // bug #44750? |
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2628 skip_delim (is); |
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2629 |
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2630 int done_after; // Number of columns read when EOF seen. |
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2631 |
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2632 // If FORMAT explicitly "", read first line and see how many "%f" match |
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2633 if (fmt_list.set_from_first) |
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2634 { |
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2635 err = fmt_list.read_first_row (is, *this); |
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2636 lines = 1; |
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2637 |
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2638 done_after = fmt_list.numel () + 1; |
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2639 if (! err) |
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2640 row = 1; // the above puts the first line into fmt_list.out_buf () |
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2641 } |
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2642 else |
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2643 done_after = fmt_list.out_buf ().size () + 1; |
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2644 |
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2645 std::list<octave_value> out = fmt_list.out_buf (); |
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2646 |
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2647 // We will later merge adjacent columns of the same type. |
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2648 // Check now which columns to merge. |
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2649 // Reals may become complex, and so we can't trust types |
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2650 // after reading in data. |
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2651 // If the format was "", that conversion may already have happened, |
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2652 // so force all to be merged (as all are %f). |
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2653 bool merge_with_prev[fmt_list.numel ()]; |
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2654 int conv = 0; |
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2655 if (collect_output) |
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2656 { |
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2657 int prev_type = -1; |
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2658 for (const auto& col : out) |
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2659 { |
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2660 if (col.type_id () == prev_type |
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2661 || (fmt_list.set_from_first && prev_type != -1)) |
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|
2662 merge_with_prev[conv++] = true; |
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2663 else |
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|
2664 merge_with_prev[conv++] = false; |
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2665 |
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changeset
|
2666 prev_type = col.type_id (); |
22326
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|
2667 } |
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|
2668 } |
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diff
changeset
|
2669 |
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diff
changeset
|
2670 // This should be caught by earlier code, but this avoids a possible |
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|
2671 // infinite loop below. |
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changeset
|
2672 if (fmt_list.num_conversions () == 0) |
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diff
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|
2673 error ("%s: No conversions specified", who.c_str ()); |
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|
2674 |
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move more new classes inside octave namespace
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changeset
|
2675 // Read the data. This is the main loop. |
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diff
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|
2676 if (! err) |
71dd9d5a5ecd
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22323
diff
changeset
|
2677 { |
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diff
changeset
|
2678 for (/* row set ~30 lines above */; row < ntimes || ntimes == -1; row++) |
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diff
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|
2679 { |
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diff
changeset
|
2680 if (row == 0 || row >= size) |
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diff
changeset
|
2681 { |
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diff
changeset
|
2682 size += size+1; |
22862
e365e87371a3
maint: Use C++ range feature to simplify some for loops in libinterp/corefcn.
Rik <rik@octave.org>
parents:
22837
diff
changeset
|
2683 for (auto& col : out) |
e365e87371a3
maint: Use C++ range feature to simplify some for loops in libinterp/corefcn.
Rik <rik@octave.org>
parents:
22837
diff
changeset
|
2684 col = col.resize (dim_vector (size, 1), 0); |
22326
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|
2685 } |
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diff
changeset
|
2686 |
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diff
changeset
|
2687 row_idx(0) = row; |
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diff
changeset
|
2688 err = read_format_once (is, fmt_list, out, row_idx, done_after); |
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|
2689 |
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diff
changeset
|
2690 if ((err & ~1) > 0 || ! is || (lines >= ntimes && ntimes > -1)) |
71dd9d5a5ecd
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diff
changeset
|
2691 break; |
71dd9d5a5ecd
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parents:
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diff
changeset
|
2692 } |
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diff
changeset
|
2693 } |
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diff
changeset
|
2694 |
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diff
changeset
|
2695 if ((err & 4) && ! return_on_error) |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2696 error ("%s: Read error in field %d of row %d", who.c_str (), |
71dd9d5a5ecd
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diff
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|
2697 done_after + 1, row + 1); |
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move more new classes inside octave namespace
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diff
changeset
|
2698 |
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diff
changeset
|
2699 // If file does not end in EOL, do not pad columns with NaN. |
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diff
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|
2700 bool uneven_columns = false; |
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diff
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|
2701 if (err & 4) |
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diff
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|
2702 uneven_columns = true; |
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diff
changeset
|
2703 else if (isp.eof ()) |
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diff
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|
2704 { |
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diff
changeset
|
2705 isp.clear (); |
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diff
changeset
|
2706 isp.seekg (-1, std::ios_base::end); |
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diff
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|
2707 int last_char = isp.get (); |
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diff
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|
2708 isp.setstate (isp.eofbit); |
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diff
changeset
|
2709 uneven_columns = (last_char != eol1 && last_char != eol2); |
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diff
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|
2710 } |
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diff
changeset
|
2711 |
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diff
changeset
|
2712 // convert return value to Cell array |
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changeset
|
2713 Array<octave_idx_type> ra_idx (dim_vector (1,2)); |
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|
2714 |
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diff
changeset
|
2715 // (err & 1) means "error, and no columns read this row |
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diff
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|
2716 // FIXME: This may redundant now that done_after=0 says the same |
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|
2717 if (err & 1) |
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diff
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|
2718 done_after = out.size () + 1; |
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diff
changeset
|
2719 |
23450
855122b993da
maint: Wrap tertiary operator in parentheses "(COND ? x : y)".
Rik <rik@octave.org>
parents:
23449
diff
changeset
|
2720 int valid_rows = (row == ntimes |
855122b993da
maint: Wrap tertiary operator in parentheses "(COND ? x : y)".
Rik <rik@octave.org>
parents:
23449
diff
changeset
|
2721 ? ntimes |
855122b993da
maint: Wrap tertiary operator in parentheses "(COND ? x : y)".
Rik <rik@octave.org>
parents:
23449
diff
changeset
|
2722 : ((err & 1) && (err & 8)) ? row : row+1); |
22326
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|
2723 dim_vector dv (valid_rows, 1); |
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diff
changeset
|
2724 |
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diff
changeset
|
2725 ra_idx(0) = 0; |
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diff
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|
2726 int i = 0; |
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|
2727 if (! collect_output) |
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diff
changeset
|
2728 { |
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diff
changeset
|
2729 retval = Cell (dim_vector (1, out.size ())); |
22862
e365e87371a3
maint: Use C++ range feature to simplify some for loops in libinterp/corefcn.
Rik <rik@octave.org>
parents:
22837
diff
changeset
|
2730 for (auto& col : out) |
22326
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diff
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|
2731 { |
71dd9d5a5ecd
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diff
changeset
|
2732 // trim last columns if that was requested |
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diff
changeset
|
2733 if (i == done_after && uneven_columns) |
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diff
changeset
|
2734 dv = dim_vector (std::max (valid_rows - 1, 0), 1); |
71dd9d5a5ecd
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diff
changeset
|
2735 |
71dd9d5a5ecd
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diff
changeset
|
2736 ra_idx(1) = i; |
22862
e365e87371a3
maint: Use C++ range feature to simplify some for loops in libinterp/corefcn.
Rik <rik@octave.org>
parents:
22837
diff
changeset
|
2737 retval = do_cat_op (retval, octave_value (Cell (col.resize (dv,0))), |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
2738 ra_idx); |
22862
e365e87371a3
maint: Use C++ range feature to simplify some for loops in libinterp/corefcn.
Rik <rik@octave.org>
parents:
22837
diff
changeset
|
2739 i++; |
22326
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diff
changeset
|
2740 } |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2741 } |
71dd9d5a5ecd
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22323
diff
changeset
|
2742 else // group adjacent cells of the same type into a single cell |
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22323
diff
changeset
|
2743 { |
71dd9d5a5ecd
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22323
diff
changeset
|
2744 octave_value cur; // current cell, accumulating columns |
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diff
changeset
|
2745 octave_idx_type group_size = 0; // columns in this cell |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
2746 int prev_type = -1; |
71dd9d5a5ecd
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22323
diff
changeset
|
2747 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2748 conv = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2749 retval = Cell (); |
22862
e365e87371a3
maint: Use C++ range feature to simplify some for loops in libinterp/corefcn.
Rik <rik@octave.org>
parents:
22837
diff
changeset
|
2750 for (auto& col : out) |
22326
71dd9d5a5ecd
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22323
diff
changeset
|
2751 { |
22862
e365e87371a3
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Rik <rik@octave.org>
parents:
22837
diff
changeset
|
2752 if (! merge_with_prev[conv++]) // including first time |
22326
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diff
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|
2753 { |
71dd9d5a5ecd
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John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2754 if (prev_type != -1) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2755 { |
22326
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move more new classes inside octave namespace
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22323
diff
changeset
|
2756 ra_idx(1) = i++; |
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diff
changeset
|
2757 retval = do_cat_op (retval, octave_value (Cell (cur)), |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2758 ra_idx); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2759 } |
22862
e365e87371a3
maint: Use C++ range feature to simplify some for loops in libinterp/corefcn.
Rik <rik@octave.org>
parents:
22837
diff
changeset
|
2760 cur = octave_value (col.resize (dv,0)); |
22326
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2761 group_size = 1; |
22862
e365e87371a3
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Rik <rik@octave.org>
parents:
22837
diff
changeset
|
2762 prev_type = col.type_id (); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2763 } |
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22323
diff
changeset
|
2764 else |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2765 { |
71dd9d5a5ecd
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22323
diff
changeset
|
2766 ra_idx(1) = group_size++; |
22862
e365e87371a3
maint: Use C++ range feature to simplify some for loops in libinterp/corefcn.
Rik <rik@octave.org>
parents:
22837
diff
changeset
|
2767 cur = do_cat_op (cur, octave_value (col.resize (dv,0)), |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2768 ra_idx); |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2769 } |
71dd9d5a5ecd
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22323
diff
changeset
|
2770 } |
71dd9d5a5ecd
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22323
diff
changeset
|
2771 ra_idx(1) = i; |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
2772 retval = do_cat_op (retval, octave_value (Cell (cur)), ra_idx); |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2773 } |
71dd9d5a5ecd
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22323
diff
changeset
|
2774 |
71dd9d5a5ecd
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22323
diff
changeset
|
2775 return retval; |
71dd9d5a5ecd
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22323
diff
changeset
|
2776 } |
71dd9d5a5ecd
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22323
diff
changeset
|
2777 |
71dd9d5a5ecd
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22323
diff
changeset
|
2778 // Read a double considering the "precision" field of FMT and the |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2779 // EXP_CHARS option of OPTIONS. |
71dd9d5a5ecd
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22323
diff
changeset
|
2780 |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2781 double |
71dd9d5a5ecd
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22323
diff
changeset
|
2782 textscan::read_double (delimited_stream& is, |
71dd9d5a5ecd
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22323
diff
changeset
|
2783 const textscan_format_elt& fmt) const |
71dd9d5a5ecd
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22323
diff
changeset
|
2784 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2785 int sign = 1; |
71dd9d5a5ecd
move more new classes inside octave namespace
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parents:
22323
diff
changeset
|
2786 unsigned int width_left = fmt.width; |
71dd9d5a5ecd
move more new classes inside octave namespace
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parents:
22323
diff
changeset
|
2787 double retval = 0; |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2788 bool valid = false; // syntactically correct double? |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2789 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2790 int ch = is.peek (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2791 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2792 if (ch == '+') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2793 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2794 is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2795 ch = is.peek (); |
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move more new classes inside octave namespace
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diff
changeset
|
2796 if (width_left) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2797 width_left--; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2798 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2799 else if (ch == '-') |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
2800 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2801 sign = -1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2802 is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2803 ch = is.peek (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2804 if (width_left) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2805 width_left--; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2806 } |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2807 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2808 // Read integer part |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2809 if (ch != '.') |
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move more new classes inside octave namespace
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22323
diff
changeset
|
2810 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2811 if (ch >= '0' && ch <= '9') // valid if at least one digit |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2812 valid = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2813 while (width_left-- && is && (ch = is.get ()) >= '0' && ch <= '9') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2814 retval = retval * 10 + (ch - '0'); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2815 width_left++; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2816 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2817 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2818 // Read fractional part, up to specified precision |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2819 if (ch == '.' && width_left) |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2820 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2821 double multiplier = 1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2822 int precision = fmt.prec; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2823 int i; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2824 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2825 if (width_left) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2826 width_left--; // Consider width of '.' |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2827 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2828 if (precision == -1) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2829 precision = 1<<30; // FIXME: Should be MAXINT |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2830 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2831 if (! valid) // if there was nothing before '.'... |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2832 is.get (); // ...ch was a "peek", not "get". |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2833 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2834 for (i = 0; i < precision; i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2835 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2836 if (width_left-- && is && (ch = is.get ()) >= '0' && ch <= '9') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2837 retval += (ch - '0') * (multiplier *= 0.1); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2838 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2839 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2840 width_left++; |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2841 break; |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2842 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2843 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2844 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2845 // round up if we truncated and the next digit is >= 5 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2846 if ((i == precision || ! width_left) && (ch = is.get ()) >= '5' |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2847 && ch <= '9') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2848 retval += multiplier; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2849 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2850 if (i > 0) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2851 valid = true; // valid if at least one digit after '.' |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2852 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2853 // skip remainder after '.', to field width, to look for exponent |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2854 if (i == precision) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2855 while (width_left-- && is && (ch = is.get ()) >= '0' && ch <= '9') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2856 ; // discard |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2857 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2858 width_left++; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2859 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2860 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2861 // look for exponent part in, e.g., 6.023E+23 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2862 bool used_exp = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2863 if (valid && width_left > 1 && exp_chars.find (ch) != std::string::npos) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2864 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2865 int ch1 = is.peek (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2866 if (ch1 == '-' || ch1 == '+' || (ch1 >= '0' && ch1 <= '9')) |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
2867 { |
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
2868 // if 1.0e+$ or some such, this will set failbit, as we want |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2869 width_left--; // count "E" |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2870 int exp = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2871 int exp_sign = 1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2872 if (ch1 == '+') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2873 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2874 if (width_left) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2875 width_left--; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2876 is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2877 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2878 else if (ch1 == '-') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2879 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2880 exp_sign = -1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2881 is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2882 if (width_left) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2883 width_left--; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2884 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2885 valid = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2886 while (width_left-- && is && (ch = is.get ()) >= '0' && ch <= '9') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2887 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2888 exp = exp*10 + ch - '0'; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2889 valid = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2890 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2891 width_left++; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2892 if (ch != std::istream::traits_type::eof () && width_left) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2893 is.putback (ch); |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2894 |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2895 double multiplier = pown (10, exp); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2896 if (exp_sign > 0) |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2897 retval *= multiplier; |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2898 else |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2899 retval /= multiplier; |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2900 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
2901 used_exp = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2902 } |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
2903 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2904 is.clear (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2905 if (! used_exp && ch != std::istream::traits_type::eof () && width_left) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2906 is.putback (ch); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2907 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2908 // Check for +/- inf and NaN |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2909 if (! valid && width_left >= 3) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2910 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2911 int i = lookahead (is, inf_nan, 3, false); // false -> case insensitive |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2912 if (i == 0) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2913 { |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
2914 retval = numeric_limits<double>::Inf (); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2915 valid = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2916 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2917 else if (i == 1) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2918 { |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
2919 retval = numeric_limits<double>::NaN (); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2920 valid = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2921 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2922 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2923 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2924 // Check for +/- inf and NaN |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2925 if (! valid && width_left >= 3) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2926 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2927 int i = lookahead (is, inf_nan, 3, false); // false -> case insensitive |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2928 if (i == 0) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2929 { |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
2930 retval = numeric_limits<double>::Inf (); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2931 valid = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2932 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2933 else if (i == 1) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2934 { |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
2935 retval = numeric_limits<double>::NaN (); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2936 valid = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2937 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2938 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2939 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2940 if (! valid) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2941 is.setstate (std::ios::failbit); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2942 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2943 is.setstate (is.rdstate () & ~std::ios::failbit); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2944 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2945 return retval * sign; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2946 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2947 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2948 // Read a single number: real, complex, inf, NaN, possibly with limited |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2949 // precision. Calls to this should be preceded by skip_whitespace. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2950 // Calling that inside scan_complex would violate its const declaration. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2951 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2952 void |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2953 textscan::scan_complex (delimited_stream& is, const textscan_format_elt& fmt, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2954 Complex& val) const |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2955 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2956 double im = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2957 double re = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2958 bool as_empty = false; // did we fail but match a "treat_as_empty" string? |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2959 bool inf = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2960 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2961 int ch = is.peek (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2962 if (ch == '+' || ch == '-') // check for [+-][ij] with no coefficients |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2963 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2964 ch = is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2965 int ch2 = is.peek (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2966 if (ch2 == 'i' || ch2 == 'j') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2967 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2968 double value = 1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2969 is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2970 // Check not -inf |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2971 if (is.peek () == 'n') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2972 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2973 char *pos = is.tellg (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2974 std::ios::iostate state = is.rdstate (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2975 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2976 is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2977 ch2 = is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2978 if (ch2 == 'f') |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2979 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2980 inf = true; |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
2981 re = (ch == '+' ? numeric_limits<double>::Inf () |
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
2982 : -numeric_limits<double>::Inf ()); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2983 value = 0; |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2984 } |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2985 else |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
2986 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2987 is.clear (state); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2988 is.seekg (pos); // reset to position before look-ahead |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2989 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2990 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2991 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2992 im = (ch == '+') ? value : -value; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2993 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2994 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2995 is.putback (ch); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2996 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2997 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2998 if (! im && ! inf) // if not [+-][ij] or [+-]inf, read real normally |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2999 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3000 char *pos = is.tellg (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3001 std::ios::iostate state = is.rdstate (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3002 //re = octave_read_value<double> (is); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3003 re = read_double (is, fmt); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3004 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3005 // check for "treat as empty" string |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3006 if (treat_as_empty.numel () |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
3007 && (is.fail () || math::is_NaN_or_NA (Complex (re)) |
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
3008 || re == numeric_limits<double>::Inf ())) |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3009 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3010 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3011 for (int i = 0; i < treat_as_empty.numel (); i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3012 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3013 if (ch == treat_as_empty (i).string_value ()[0]) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3014 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3015 as_empty = true; // first char matches, so read the lot |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3016 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3017 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3018 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3019 if (as_empty) // if first char matched... |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3020 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3021 as_empty = false; // ...look for the whole string |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3022 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3023 is.clear (state); // treat_as_empty "-" causes partial read |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3024 is.seekg (pos); // reset to position before failed read |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3025 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3026 // treat_as_empty strings may be different sizes. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3027 // Read ahead longest, put it all back, then re-read the string |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3028 // that matches. |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3029 std::string look_buf (treat_as_empty_len, '\0'); |
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move more new classes inside octave namespace
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diff
changeset
|
3030 char *look = is.read (&look_buf[0], look_buf.size (), pos); |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3031 |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3032 is.clear (state); |
71dd9d5a5ecd
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diff
changeset
|
3033 is.seekg (pos); // reset to position before look-ahead |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3034 // FIXME: is.read could invalidate pos |
22326
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diff
changeset
|
3035 |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3036 for (int i = 0; i < treat_as_empty.numel (); i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
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parents:
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diff
changeset
|
3037 { |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3038 std::string s = treat_as_empty (i).string_value (); |
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move more new classes inside octave namespace
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parents:
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diff
changeset
|
3039 if (! strncmp (s.c_str (), look, s.size ())) |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
3040 { |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3041 as_empty = true; |
71dd9d5a5ecd
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diff
changeset
|
3042 // read just the right amount |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3043 is.read (&look_buf[0], s.size (), pos); |
71dd9d5a5ecd
move more new classes inside octave namespace
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parents:
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diff
changeset
|
3044 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3045 } |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3046 } |
71dd9d5a5ecd
move more new classes inside octave namespace
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parents:
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diff
changeset
|
3047 } |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3048 } |
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move more new classes inside octave namespace
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diff
changeset
|
3049 |
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move more new classes inside octave namespace
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diff
changeset
|
3050 if (! is.eof () && ! as_empty) |
71dd9d5a5ecd
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diff
changeset
|
3051 { |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3052 state = is.rdstate (); // before tellg, since that fails at EOF |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3053 pos = is.tellg (); |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3054 ch = is.peek (); // ch == EOF if read failed; no need to chk fail |
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move more new classes inside octave namespace
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diff
changeset
|
3055 if (ch == 'i' || ch == 'j') // pure imaginary |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3056 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3057 is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3058 im = re; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3059 re = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3060 } |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3061 else if (ch == '+' || ch == '-') // see if it is real+imag[ij] |
71dd9d5a5ecd
move more new classes inside octave namespace
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parents:
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diff
changeset
|
3062 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3063 // save stream state in case we have to restore it |
71dd9d5a5ecd
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diff
changeset
|
3064 pos = is.tellg (); |
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diff
changeset
|
3065 state = is.rdstate (); |
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move more new classes inside octave namespace
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diff
changeset
|
3066 |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3067 //im = octave_read_value<double> (is); |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3068 im = read_double (is, fmt); |
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parents:
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diff
changeset
|
3069 if (is.fail ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3070 im = 1; |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3071 |
71dd9d5a5ecd
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
3072 if (is.peek () == 'i' || is.peek () == 'j') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3073 is.get (); |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3074 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3075 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3076 im = 0; // no valid imaginary part. Restore state |
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move more new classes inside octave namespace
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diff
changeset
|
3077 is.clear (state); // eof shouldn't cause fail. |
71dd9d5a5ecd
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parents:
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diff
changeset
|
3078 is.seekg (pos); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3079 } |
22326
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diff
changeset
|
3080 } |
71dd9d5a5ecd
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John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3081 else if (is.eof ()) // we've read enough to be a "valid" read |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3082 is.clear (state); // failed peek shouldn't cause fail |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3083 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3084 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3085 if (as_empty) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3086 val = empty_value.scalar_value (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3087 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3088 val = Complex (re, im); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3089 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3090 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3091 // Return in VAL the run of characters from IS NOT contained in PATTERN. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3092 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3093 int |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3094 textscan::scan_caret (delimited_stream& is, const std::string& pattern, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3095 std::string& val) const |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3096 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3097 int c1 = std::istream::traits_type::eof (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3098 std::ostringstream obuf; // Is this optimized for growing? |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3099 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3100 while (is && ((c1 = (is && ! is.eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
3101 ? is.get_undelim () |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
3102 : std::istream::traits_type::eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3103 != std::istream::traits_type::eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3104 && pattern.find (c1) == std::string::npos) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3105 obuf << static_cast<char> (c1); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3106 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3107 val = obuf.str (); |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3108 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3109 if (c1 != std::istream::traits_type::eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3110 is.putback (c1); |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
3111 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3112 return c1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3113 } |
71dd9d5a5ecd
move more new classes inside octave namespace
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parents:
22323
diff
changeset
|
3114 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3115 // Read until one of the strings in DELIMITERS is found. For |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3116 // efficiency, ENDS is a list of the last character of each delimiter. |
71dd9d5a5ecd
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22323
diff
changeset
|
3117 |
71dd9d5a5ecd
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
3118 std::string |
71dd9d5a5ecd
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John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3119 textscan::read_until (delimited_stream& is, const Cell& delimiters, |
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move more new classes inside octave namespace
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diff
changeset
|
3120 const std::string& ends) const |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3121 { |
71dd9d5a5ecd
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
3122 std::string retval (""); |
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diff
changeset
|
3123 bool done = false; |
71dd9d5a5ecd
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diff
changeset
|
3124 do |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3125 { |
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3126 // find sequence ending with an ending char |
22326
71dd9d5a5ecd
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diff
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|
3127 std::string next; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3128 scan_caret (is, ends.c_str (), next); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3129 retval = retval + next; // FIXME: could use repeated doubling of size |
71dd9d5a5ecd
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diff
changeset
|
3130 |
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diff
changeset
|
3131 int last = (! is.eof () |
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move more new classes inside octave namespace
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diff
changeset
|
3132 ? is.get_undelim () : std::istream::traits_type::eof ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3133 |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3134 if (last != std::istream::traits_type::eof ()) |
71dd9d5a5ecd
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diff
changeset
|
3135 { |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3136 retval = retval + static_cast<char> (last); |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3137 for (int i = 0; i < delimiters.numel (); i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3138 { |
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move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3139 std::string delim = delimiters(i).string_value (); |
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move more new classes inside octave namespace
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diff
changeset
|
3140 size_t start = (retval.length () > delim.length () |
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move more new classes inside octave namespace
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diff
changeset
|
3141 ? retval.length () - delim.length () |
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diff
changeset
|
3142 : 0); |
71dd9d5a5ecd
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diff
changeset
|
3143 std::string may_match = retval.substr (start); |
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diff
changeset
|
3144 if (may_match == delim) |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3145 { |
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3146 done = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3147 retval = retval.substr (0, start); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3148 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3149 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3150 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3151 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3152 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3153 while (! done && is && ! is.eof ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3154 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3155 return retval; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3156 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3157 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3158 // Read stream until either fmt.width chars have been read, or |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3159 // options.delimiter has been found. Does *not* rely on fmt being 's'. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3160 // Used by formats like %6f to limit to 6. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3161 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3162 void |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3163 textscan::scan_string (delimited_stream& is, const textscan_format_elt& fmt, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3164 std::string& val) const |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3165 { |
23577
80c42f4cca13
maint: Deprecate is_empty and replace with isempty.
Rik <rik@octave.org>
parents:
23576
diff
changeset
|
3166 if (delim_list.isempty ()) |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3167 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3168 unsigned int i = 0; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3169 unsigned int width = fmt.width; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3170 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3171 for (i = 0; i < width; i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3172 { |
23824
061a343089be
Miscellaneous cleanups of C++11 std::string code.
Rik <rik@octave.org>
parents:
23812
diff
changeset
|
3173 // Grow string in an exponential fashion if necessary. |
061a343089be
Miscellaneous cleanups of C++11 std::string code.
Rik <rik@octave.org>
parents:
23812
diff
changeset
|
3174 if (i >= val.length ()) |
061a343089be
Miscellaneous cleanups of C++11 std::string code.
Rik <rik@octave.org>
parents:
23812
diff
changeset
|
3175 val.append (std::max (val.length (), |
061a343089be
Miscellaneous cleanups of C++11 std::string code.
Rik <rik@octave.org>
parents:
23812
diff
changeset
|
3176 static_cast<size_t> (16)), '\0'); |
061a343089be
Miscellaneous cleanups of C++11 std::string code.
Rik <rik@octave.org>
parents:
23812
diff
changeset
|
3177 |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3178 int ch = is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3179 if (is_delim (ch) || ch == std::istream::traits_type::eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3180 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3181 is.putback (ch); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3182 break; |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3183 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3184 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3185 val[i] = ch; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3186 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3187 val = val.substr (0, i); // trim pre-allocation |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3188 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3189 else // Cell array of multi-character delimiters |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3190 { |
23824
061a343089be
Miscellaneous cleanups of C++11 std::string code.
Rik <rik@octave.org>
parents:
23812
diff
changeset
|
3191 std::string ends (delim_list.numel (), '\0'); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3192 for (int i = 0; i < delim_list.numel (); i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3193 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3194 std::string tmp = delim_list(i).string_value (); |
23824
061a343089be
Miscellaneous cleanups of C++11 std::string code.
Rik <rik@octave.org>
parents:
23812
diff
changeset
|
3195 ends[i] = tmp.back (); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3196 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3197 val = textscan::read_until (is, delim_list, ends); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3198 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3199 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3200 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3201 // Return in VAL the run of characters from IS contained in PATTERN. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3202 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3203 int |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3204 textscan::scan_bracket (delimited_stream& is, const std::string& pattern, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3205 std::string& val) const |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3206 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3207 int c1 = std::istream::traits_type::eof (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3208 std::ostringstream obuf; // Is this optimized for growing? |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3209 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3210 while (is && pattern.find (c1 = is.get_undelim ()) != std::string::npos) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3211 obuf << static_cast<char> (c1); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3212 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3213 val = obuf.str (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3214 if (c1 != std::istream::traits_type::eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3215 is.putback (c1); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3216 return c1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3217 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3218 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3219 // Return in VAL a string, either delimited by whitespace/delimiters, or |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3220 // enclosed in a pair of double quotes ("..."). Enclosing quotes are |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3221 // removed. A consecutive pair "" is inserted into VAL as a single ". |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3222 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3223 void |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3224 textscan::scan_qstring (delimited_stream& is, const textscan_format_elt& fmt, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3225 std::string& val) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3226 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3227 skip_whitespace (is); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3228 |
23803
90689bdbe048
Use C++11 raw string literals to avoid escaping double quotes.
Rik <rik@octave.org>
parents:
23796
diff
changeset
|
3229 if (is.peek () != '"') |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3230 scan_string (is, fmt, val); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3231 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3232 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3233 is.get (); |
23803
90689bdbe048
Use C++11 raw string literals to avoid escaping double quotes.
Rik <rik@octave.org>
parents:
23796
diff
changeset
|
3234 scan_caret (is, R"(")", val); // read everything until " |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3235 is.get (); // swallow " |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3236 |
23803
90689bdbe048
Use C++11 raw string literals to avoid escaping double quotes.
Rik <rik@octave.org>
parents:
23796
diff
changeset
|
3237 while (is && is.peek () == '"') // if double ", insert one in stream, |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3238 { // and keep looking for single " |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3239 is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3240 std::string val1; |
23803
90689bdbe048
Use C++11 raw string literals to avoid escaping double quotes.
Rik <rik@octave.org>
parents:
23796
diff
changeset
|
3241 scan_caret (is, R"(")", val1); |
90689bdbe048
Use C++11 raw string literals to avoid escaping double quotes.
Rik <rik@octave.org>
parents:
23796
diff
changeset
|
3242 val = val + '"' + val1; |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3243 is.get_undelim (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3244 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3245 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3246 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3247 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3248 // Read from IS into VAL a string of the next fmt.width characters, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3249 // including any whitespace or delimiters. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3250 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3251 void |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3252 textscan::scan_cstring (delimited_stream& is, const textscan_format_elt& fmt, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3253 std::string& val) const |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3254 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3255 val.resize (fmt.width); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3256 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3257 for (unsigned int i = 0; is && i < fmt.width; i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3258 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3259 int ch = is.get_undelim (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3260 if (ch != std::istream::traits_type::eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3261 val[i] = ch; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3262 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3263 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3264 val.resize (i); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3265 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3266 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3267 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3268 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3269 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3270 // Read a single '%...' conversion and place it in position ROW of OV. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3271 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3272 void |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3273 textscan::scan_one (delimited_stream& is, const textscan_format_elt& fmt, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3274 octave_value& ov, Array<octave_idx_type> row) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3275 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3276 skip_whitespace (is); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3277 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3278 is.clear (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3279 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3280 octave_value val; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3281 if (fmt.numeric) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3282 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3283 if (fmt.type == 'f' || fmt.type == 'n') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3284 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3285 Complex v; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3286 skip_whitespace (is); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3287 scan_complex (is, fmt, v); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3288 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3289 if (! fmt.discard && ! is.fail ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3290 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3291 if (fmt.bitwidth == 64) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3292 { |
23582
0cc2011d800e
maint: Deprecate is_real_type and replace with isreal.
Rik <rik@octave.org>
parents:
23580
diff
changeset
|
3293 if (ov.isreal () && v.imag () == 0) |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3294 ov.internal_rep ()->fast_elem_insert (row(0), v.real ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3295 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3296 { |
23582
0cc2011d800e
maint: Deprecate is_real_type and replace with isreal.
Rik <rik@octave.org>
parents:
23580
diff
changeset
|
3297 if (ov.isreal ()) // cat does type conversion |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3298 ov = do_cat_op (ov, octave_value (v), row); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3299 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3300 ov.internal_rep ()->fast_elem_insert (row(0), v); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3301 } |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3302 } |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3303 else |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3304 { |
23582
0cc2011d800e
maint: Deprecate is_real_type and replace with isreal.
Rik <rik@octave.org>
parents:
23580
diff
changeset
|
3305 if (ov.isreal () && v.imag () == 0) |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3306 ov.internal_rep ()->fast_elem_insert (row(0), |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3307 float (v.real ())); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3308 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3309 { |
23582
0cc2011d800e
maint: Deprecate is_real_type and replace with isreal.
Rik <rik@octave.org>
parents:
23580
diff
changeset
|
3310 if (ov.isreal ()) // cat does type conversion |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3311 ov = do_cat_op (ov, octave_value (v), row); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3312 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3313 ov.internal_rep ()->fast_elem_insert (row(0), |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3314 FloatComplex (v)); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3315 } |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3316 } |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3317 } |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3318 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3319 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3320 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3321 double v; // Matlab docs say 1e30 etc should be valid for %d and |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3322 // 1000 as a %d8 should be 127, so read as double. |
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3323 // Some loss of precision for d64 and u64. |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3324 skip_whitespace (is); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3325 v = read_double (is, fmt); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3326 if (! fmt.discard && ! is.fail ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3327 switch (fmt.bitwidth) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3328 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3329 case 64: |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3330 switch (fmt.type) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3331 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3332 case 'd': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3333 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3334 octave_int64 vv = v; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3335 ov.internal_rep ()->fast_elem_insert (row(0), vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3336 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3337 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3338 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3339 case 'u': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3340 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3341 octave_uint64 vv = v; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3342 ov.internal_rep ()->fast_elem_insert (row(0), vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3343 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3344 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3345 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3346 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3347 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3348 case 32: |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3349 switch (fmt.type) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3350 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3351 case 'd': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3352 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3353 octave_int32 vv = v; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3354 ov.internal_rep ()->fast_elem_insert (row(0), vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3355 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3356 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3357 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3358 case 'u': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3359 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3360 octave_uint32 vv = v; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3361 ov.internal_rep ()->fast_elem_insert (row(0), vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3362 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3363 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3364 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3365 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3366 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3367 case 16: |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3368 if (fmt.type == 'd') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3369 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3370 octave_int16 vv = v; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3371 ov.internal_rep ()->fast_elem_insert (row(0), vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3372 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3373 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3374 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3375 octave_uint16 vv = v; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3376 ov.internal_rep ()->fast_elem_insert (row(0), vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3377 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3378 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3379 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3380 case 8: |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3381 if (fmt.type == 'd') |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3382 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3383 octave_int8 vv = v; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3384 ov.internal_rep ()->fast_elem_insert (row(0), vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3385 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3386 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3387 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3388 octave_uint8 vv = v; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3389 ov.internal_rep ()->fast_elem_insert (row(0), vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3390 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3391 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3392 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3393 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3394 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3395 if (is.fail () & ! fmt.discard) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3396 ov = do_cat_op (ov, empty_value, row); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3397 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3398 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3399 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3400 std::string vv (" "); // initial buffer. Grows as needed |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3401 switch (fmt.type) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3402 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3403 case 's': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3404 scan_string (is, fmt, vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3405 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3406 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3407 case 'q': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3408 scan_qstring (is, fmt, vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3409 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3410 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3411 case 'c': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3412 scan_cstring (is, fmt, vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3413 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3414 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3415 case '[': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3416 scan_bracket (is, fmt.char_class.c_str (), vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3417 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3418 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3419 case '^': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3420 scan_caret (is, fmt.char_class.c_str (), vv); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3421 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3422 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3423 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3424 if (! fmt.discard) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3425 ov.internal_rep ()->fast_elem_insert (row (0), |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3426 Cell (octave_value (vv))); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3427 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3428 // FIXME: why does failbit get set at EOF, instead of eofbit? |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3429 if (! vv.empty ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3430 is.clear (is.rdstate () & ~std::ios_base::failbit); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3431 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3432 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3433 is.field_done (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3434 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3435 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3436 // Read data corresponding to the entire format string once, placing the |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3437 // values in row ROW of retval. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3438 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3439 int |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3440 textscan::read_format_once (delimited_stream& is, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3441 textscan_format_list& fmt_list, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3442 std::list<octave_value>& retval, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3443 Array<octave_idx_type> row, int& done_after) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3444 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3445 const textscan_format_elt *elem = fmt_list.first (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3446 std::list<octave_value>::iterator out = retval.begin (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3447 bool no_conversions = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3448 bool done = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3449 bool conversion_failed = false; // Record for ReturnOnError |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3450 bool nothing_worked = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3451 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3452 octave_quit (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3453 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3454 for (size_t i = 0; i < fmt_list.numel (); i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3455 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3456 bool this_conversion_failed = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3457 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3458 // Clear fail of previous numeric conversions. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3459 is.clear (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3460 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3461 switch (elem->type) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3462 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3463 case 'C': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3464 case 'D': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3465 warning ("%s: conversion %c not yet implemented", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3466 who.c_str (), elem->type); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3467 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3468 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3469 case 'u': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3470 case 'd': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3471 case 'f': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3472 case 'n': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3473 case 's': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3474 case '[': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3475 case '^': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3476 case 'q': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3477 case 'c': |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3478 scan_one (is, *elem, *out, row); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3479 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3480 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3481 case textscan_format_elt::literal_conversion : |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3482 match_literal (is, *elem); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3483 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3484 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3485 default: |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3486 error ("Unknown format element '%c'", elem->type); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3487 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3488 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3489 if (! is.fail ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3490 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3491 if (! elem->discard) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3492 no_conversions = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3493 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3494 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3495 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3496 is.clear (is.rdstate () & ~std::ios::failbit); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3497 |
23792
0fb64e83f8b3
* oct-stream.cc (textscan::read_format_once): Fix typo (! instead of ~).
John W. Eaton <jwe@octave.org>
parents:
23738
diff
changeset
|
3498 if (! is.eof () && ! is_delim (is.peek ())) |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3499 this_conversion_failed = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3500 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3501 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3502 if (! elem->discard) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3503 out++; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3504 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3505 elem = fmt_list.next (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3506 char *pos = is.tellg (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3507 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3508 // FIXME: these conversions "ignore delimiters". Should they include |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3509 // delimiters at the start of the conversion, or can those be skipped? |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3510 if (elem->type != textscan_format_elt::literal_conversion |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3511 // && elem->type != '[' && elem->type != '^' && elem->type != 'c' |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3512 ) |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3513 skip_delim (is); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3514 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3515 if (is.eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3516 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3517 if (! done) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3518 done_after = i+1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3519 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3520 // note EOF, but process others to get empty_val. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3521 done = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3522 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3523 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3524 if (this_conversion_failed) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3525 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3526 if (is.tellg () == pos && ! conversion_failed) |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3527 { |
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3528 // done_after = first failure |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3529 done_after = i; // note fail, but parse others to get empty_val |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3530 conversion_failed = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3531 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3532 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3533 this_conversion_failed = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3534 } |
22737
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22407
diff
changeset
|
3535 else if (! done && ! conversion_failed) |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3536 nothing_worked = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3537 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3538 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3539 if (done) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3540 is.setstate (std::ios::eofbit); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3541 |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3542 return no_conversions |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3543 + (is.eof () ? 2 : 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3544 + (conversion_failed ? 4 : 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3545 + (nothing_worked ? 8 : 0); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3546 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3547 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3548 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3549 void |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3550 textscan::parse_options (const octave_value_list& args, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3551 textscan_format_list& fmt_list) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3552 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3553 int last = args.length (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3554 int n = last; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3555 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3556 if (n & 1) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3557 error ("%s: %d parameters given, but only %d values", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3558 who.c_str (), n-n/2, n/2); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3559 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3560 delim_len = 1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3561 bool have_delims = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3562 for (int i = 0; i < last; i += 2) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3563 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3564 std::string param = args(i).xstring_value ("%s: Invalid parameter type <%s> for parameter %d", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3565 who.c_str (), |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3566 args(i).type_name ().c_str (), |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3567 i/2 + 1); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3568 std::transform (param.begin (), param.end (), param.begin (), ::tolower); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3569 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3570 if (param == "delimiter") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3571 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3572 bool invalid = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3573 if (args(i+1).is_string ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3574 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3575 invalid = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3576 have_delims = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3577 delims = args(i+1).string_value (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3578 if (args(i+1).is_sq_string ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3579 delims = do_string_escapes (delims); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3580 } |
23576
00e518162fda
maint: Deprecate is_cell and replace with iscell.
Rik <rik@octave.org>
parents:
23534
diff
changeset
|
3581 else if (args(i+1).iscell ()) |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3582 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3583 invalid = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3584 delim_list = args(i+1).cell_value (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3585 delim_table = " "; // non-empty, to flag non-default delim |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3586 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3587 // Check that all elements are strings, and find max length |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3588 for (int j = 0; j < delim_list.numel (); j++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3589 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3590 if (! delim_list(j).is_string ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3591 invalid = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3592 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3593 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3594 if (delim_list(j).is_sq_string ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3595 delim_list(j) = do_string_escapes (delim_list(j) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3596 .string_value ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3597 octave_idx_type len = delim_list(j).string_value () |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3598 .length (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3599 delim_len = std::max (static_cast<int> (len), delim_len); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3600 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3601 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3602 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3603 if (invalid) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3604 error ("%s: Delimiters must be either a string or cell array of strings", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3605 who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3606 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3607 else if (param == "commentstyle") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3608 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3609 if (args(i+1).is_string ()) |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3610 { |
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3611 // check here for names like "C++", "C", "shell", ...? |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3612 comment_style = Cell (args(i+1)); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3613 } |
23576
00e518162fda
maint: Deprecate is_cell and replace with iscell.
Rik <rik@octave.org>
parents:
23534
diff
changeset
|
3614 else if (args(i+1).iscell ()) |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3615 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3616 comment_style = args(i+1).cell_value (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3617 int len = comment_style.numel (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3618 if ((len >= 1 && ! comment_style (0).is_string ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3619 || (len >= 2 && ! comment_style (1).is_string ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3620 || (len >= 3)) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3621 error ("%s: CommentStyle must be either a string or cell array of one or two strings", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3622 who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3623 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3624 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3625 error ("%s: CommentStyle must be either a string or cell array of one or two strings", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3626 who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3627 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3628 // How far ahead do we need to look to detect an open comment |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3629 // and which character do we look for? |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3630 if (comment_style.numel () >= 1) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3631 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3632 comment_len = comment_style (0).string_value ().size (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3633 comment_char = comment_style (0).string_value ()[0]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3634 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3635 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3636 else if (param == "treatasempty") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3637 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3638 bool invalid = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3639 if (args(i+1).is_string ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3640 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3641 treat_as_empty = Cell (args(i+1)); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3642 treat_as_empty_len = args(i+1).string_value ().size (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3643 } |
23576
00e518162fda
maint: Deprecate is_cell and replace with iscell.
Rik <rik@octave.org>
parents:
23534
diff
changeset
|
3644 else if (args(i+1).iscell ()) |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3645 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3646 treat_as_empty = args(i+1).cell_value (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3647 for (int j = 0; j < treat_as_empty.numel (); j++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3648 if (! treat_as_empty (j).is_string ()) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3649 invalid = true; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3650 else |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3651 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3652 int k = treat_as_empty (j).string_value ().size (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3653 if (k > treat_as_empty_len) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3654 treat_as_empty_len = k; |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3655 } |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3656 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3657 if (invalid) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3658 error ("%s: TreatAsEmpty must be either a string or cell array of one or two strings", |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3659 who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3660 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3661 // FIXME: Ensure none is a prefix of a later one. Sort by length? |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3662 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3663 else if (param == "collectoutput") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3664 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3665 collect_output = args(i+1).xbool_value ("%s: CollectOutput must be logical or numeric", who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3666 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3667 else if (param == "emptyvalue") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3668 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3669 empty_value = args(i+1).xscalar_value ("%s: EmptyValue must be numeric", who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3670 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3671 else if (param == "headerlines") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3672 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3673 header_lines = args(i+1).xscalar_value ("%s: HeaderLines must be numeric", who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3674 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3675 else if (param == "bufsize") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3676 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3677 buffer_size = args(i+1).xscalar_value ("%s: BufSize must be numeric", who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3678 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3679 else if (param == "multipledelimsasone") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3680 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3681 multiple_delims_as_one = args(i+1).xbool_value ("%s: MultipleDelimsAsOne must be logical or numeric", who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3682 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3683 else if (param == "returnonerror") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3684 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3685 return_on_error = args(i+1).xbool_value ("%s: ReturnOnError must be logical or numeric", who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3686 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3687 else if (param == "whitespace") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3688 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3689 whitespace = args(i+1).xstring_value ("%s: Whitespace must be a character string", who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3690 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3691 else if (param == "expchars") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3692 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3693 exp_chars = args(i+1).xstring_value ("%s: ExpChars must be a character string", who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3694 default_exp = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3695 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3696 else if (param == "endofline") |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3697 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3698 bool valid = true; |
23804
8057d3f0673d
Use C++11 raw string literals to avoid escaping backslashes in strings.
Rik <rik@octave.org>
parents:
23803
diff
changeset
|
3699 std::string s = args(i+1).xstring_value (R"(%s: EndOfLine must be at most one character or '\r\n')", who.c_str ()); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3700 if (args(i+1).is_sq_string ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3701 s = do_string_escapes (s); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3702 int l = s.length (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3703 if (l == 0) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3704 eol1 = eol2 = -2; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3705 else if (l == 1) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3706 eol1 = eol2 = s.c_str ()[0]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3707 else if (l == 2) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3708 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3709 eol1 = s.c_str ()[0]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3710 eol2 = s.c_str ()[1]; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3711 if (eol1 != '\r' || eol2 != '\n') // Why limit it? |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3712 valid = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3713 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3714 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3715 valid = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3716 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3717 if (! valid) |
23804
8057d3f0673d
Use C++11 raw string literals to avoid escaping backslashes in strings.
Rik <rik@octave.org>
parents:
23803
diff
changeset
|
3718 error (R"(%s: EndOfLine must be at most one character or '\r\n')", |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3719 who.c_str ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3720 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3721 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3722 error ("%s: unrecognized option '%s'", who.c_str (), param.c_str ()); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3723 } |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3724 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3725 whitespace_table = std::string (256, '\0'); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3726 for (unsigned int i = 0; i < whitespace.length (); i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3727 whitespace_table[whitespace[i]] = '1'; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3728 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3729 // For Matlab compatibility, add 0x20 to whitespace, unless |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3730 // whitespace is explicitly ignored. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3731 if (! (whitespace.empty () && fmt_list.has_string)) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3732 whitespace_table[' '] = '1'; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3733 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3734 // Create look-up table of delimiters, based on 'delimiter' |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3735 delim_table = std::string (256, '\0'); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3736 if (eol1 >= 0 && eol1 < 256) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3737 delim_table[eol1] = '1'; // EOL is always a delimiter |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3738 if (eol2 >= 0 && eol2 < 256) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3739 delim_table[eol2] = '1'; // EOL is always a delimiter |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3740 if (! have_delims) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3741 for (unsigned int i = 0; i < 256; i++) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3742 { |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3743 if (isspace (i)) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3744 delim_table[i] = '1'; |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3745 } |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3746 else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3747 for (unsigned int i = 0; i < delims.length (); i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3748 delim_table[delims[i]] = '1'; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3749 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3750 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3751 // Skip comments, and characters specified by the "Whitespace" option. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3752 // If EOLstop == true, don't skip end of line. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3753 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3754 int |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3755 textscan::skip_whitespace (delimited_stream& is, bool EOLstop) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3756 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3757 int c1 = std::istream::traits_type::eof (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3758 bool found_comment = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3759 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3760 do |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3761 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3762 found_comment = false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3763 int prev = -1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3764 while (is && (c1 = is.get_undelim ()) != std::istream::traits_type::eof () |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3765 && ( ( (c1 == eol1 || c1 == eol2) && ++lines && ! EOLstop) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3766 || isspace (c1))) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3767 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3768 if (prev == eol1 && eol1 != eol2 && c1 == eol2) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3769 lines--; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3770 prev = c1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3771 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3772 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3773 if (c1 == comment_char) // see if we match an open comment |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3774 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3775 // save stream state in case we have to restore it |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3776 char *pos = is.tellg (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3777 std::ios::iostate state = is.rdstate (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3778 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3779 std::string tmp (comment_len, '\0'); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3780 char *look = is.read (&tmp[0], comment_len-1, pos); // already read first char |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3781 if (is && ! strncmp (comment_style(0).string_value ().substr (1) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3782 .c_str (), look, comment_len-1)) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3783 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3784 found_comment = true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3785 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3786 std::string dummy; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3787 if (comment_style.numel () == 1) // skip to end of line |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3788 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3789 std::string eol (3, '\0'); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3790 eol[0] = eol1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3791 eol[1] = eol2; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3792 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3793 scan_caret (is, eol, dummy); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3794 c1 = is.get_undelim (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3795 if (c1 == eol1 && eol1 != eol2 && is.peek_undelim () == eol2) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3796 is.get_undelim (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3797 lines++; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3798 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3799 else // matching pair |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3800 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3801 std::string end_c = comment_style(1).string_value (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3802 // last char of end-comment sequence |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3803 std::string last = end_c.substr (end_c.size () - 1); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3804 std::string may_match (""); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3805 do |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3806 { |
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3807 // find sequence ending with last char |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3808 scan_caret (is, last, dummy); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3809 is.get_undelim (); // (read LAST itself) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3810 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3811 may_match = may_match + dummy + last; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3812 if (may_match.length () > end_c.length ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3813 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3814 size_t start = may_match.length () - end_c.length (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3815 may_match = may_match.substr (start); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3816 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3817 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3818 while (may_match != end_c && is && ! is.eof ()); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3819 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3820 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3821 else // wasn't really a comment; restore state |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3822 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3823 is.clear (state); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3824 is.seekg (pos); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3825 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3826 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3827 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3828 while (found_comment); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3829 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3830 if (c1 != std::istream::traits_type::eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3831 is.putback (c1); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3832 return c1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3833 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3834 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3835 // See if the next few characters match one of the strings in target. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3836 // For efficiency, MAX_LEN is the cached longest length of any target. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3837 // Return -1 if none is found, or the index of the match. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3838 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3839 int |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3840 textscan::lookahead (delimited_stream& is, const Cell& targets, int max_len, |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3841 bool case_sensitive) const |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3842 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3843 // target strings may be different sizes. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3844 // Read ahead longest, put it all back, then re-read the string |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3845 // that matches. |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
3846 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3847 char *pos = is.tellg (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3848 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3849 std::string tmp (max_len, '\0'); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3850 char *look = is.read (&tmp[0], tmp.size (), pos); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3851 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3852 is.clear (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3853 is.seekg (pos); // reset to position before look-ahead |
22407
34ce5be04942
maint: Style check C++ code in libinterp/.
Rik <rik@octave.org>
parents:
22327
diff
changeset
|
3854 // FIXME: pos may be corrupted by is.read |
22326
71dd9d5a5ecd
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diff
changeset
|
3855 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3856 int i; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3857 int (*compare)(const char *, const char *, size_t); |
23450
855122b993da
maint: Wrap tertiary operator in parentheses "(COND ? x : y)".
Rik <rik@octave.org>
parents:
23449
diff
changeset
|
3858 compare = (case_sensitive ? strncmp : strncasecmp); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
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diff
changeset
|
3859 |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
3860 for (i = 0; i < targets.numel (); i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3861 { |
71dd9d5a5ecd
move more new classes inside octave namespace
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22323
diff
changeset
|
3862 std::string s = targets (i).string_value (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3863 if (! (*compare) (s.c_str (), look, s.size ())) |
71dd9d5a5ecd
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22323
diff
changeset
|
3864 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3865 is.read (&tmp[0], s.size (), pos); // read just the right amount |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
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22323
diff
changeset
|
3866 break; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3867 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3868 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3869 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3870 if (i == targets.numel ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3871 i = -1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3872 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3873 return i; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3874 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3875 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3876 // Skip delimiters -- multiple if MultipleDelimsAsOne specified. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3877 int |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3878 textscan::skip_delim (delimited_stream& is) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3879 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3880 int c1 = skip_whitespace (is, true); // 'true': stop once EOL is read |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3881 if (delim_list.numel () == 0) // single character delimiter |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3882 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3883 if (is_delim (c1) || c1 == eol1 || c1 == eol2) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3884 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3885 is.get (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3886 if (c1 == eol1 && is.peek_undelim () == eol2) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3887 is.get_undelim (); // if \r\n, skip the \n too. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3888 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3889 if (multiple_delims_as_one) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3890 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3891 int prev = -1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3892 // skip multiple delims. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3893 // Increment lines for each end-of-line seen; for \r\n, decrement |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3894 while (is && ((c1 = is.get_undelim ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3895 != std::istream::traits_type::eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3896 && (((c1 == eol1 || c1 == eol2) && ++lines) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3897 || isspace (c1) || is_delim (c1))) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3898 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3899 if (prev == eol1 && eol1 != eol2 && c1 == eol2) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3900 lines--; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3901 prev = c1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3902 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3903 if (c1 != std::istream::traits_type::eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3904 is.putback (c1); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3905 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3906 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3907 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3908 else // multi-character delimiter |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3909 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3910 int first_match; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3911 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3912 if (c1 == eol1 || c1 == eol2 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3913 || (-1 != (first_match = lookahead (is, delim_list, delim_len)))) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3914 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3915 if (c1 == eol1) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3916 { |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21477
diff
changeset
|
3917 is.get_undelim (); |
22326
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3918 if (is.peek_undelim () == eol2) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3919 is.get_undelim (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3920 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3921 else if (c1 == eol2) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3922 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3923 is.get_undelim (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3924 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3925 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3926 if (multiple_delims_as_one) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3927 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3928 int prev = -1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3929 // skip multiple delims. |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3930 // Increment lines for each end-of-line seen; for \r\n, decrement |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3931 while (is && ((c1 = skip_whitespace (is, true)) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3932 != std::istream::traits_type::eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3933 && (((c1 == eol1 || c1 == eol2) && ++lines) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3934 || -1 != lookahead (is, delim_list, delim_len))) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3935 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3936 if (prev == eol1 && eol1 != eol2 && c1 == eol2) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3937 lines--; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3938 prev = c1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3939 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3940 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3941 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3942 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3943 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3944 return c1; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3945 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3946 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3947 // Read in as much of the input as coincides with the literal in the |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3948 // format string. Return "true" if the entire literal is matched, else |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3949 // false (and set failbit). |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3950 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3951 bool |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3952 textscan::match_literal (delimited_stream& is, const textscan_format_elt& fmt) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3953 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3954 // "false" -> treat EOL as normal space |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3955 // since a delimiter at the start of a line is a mismatch, not empty field |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3956 skip_whitespace (is, false); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3957 |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3958 for (unsigned int i = 0; i < fmt.width; i++) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3959 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3960 int ch = is.get_undelim (); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3961 if (ch != fmt.text[i]) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3962 { |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3963 if (ch != std::istream::traits_type::eof ()) |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3964 is.putback (ch); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3965 is.setstate (std::ios::failbit); |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3966 return false; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3967 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3968 } |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3969 return true; |
71dd9d5a5ecd
move more new classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
3970 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3971 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3972 void |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3973 base_stream::error (const std::string& msg) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3974 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3975 fail = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3976 errmsg = msg; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3977 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3978 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3979 void |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3980 base_stream::error (const std::string& who, const std::string& msg) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3981 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3982 fail = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3983 errmsg = who + ": " + msg; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3984 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3985 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3986 void |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3987 base_stream::clear (void) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3988 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3989 fail = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3990 errmsg = ""; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3991 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3992 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3993 void |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3994 base_stream::clearerr (void) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3995 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3996 std::istream *is = input_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3997 std::ostream *os = output_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3998 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
3999 if (is) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4000 is->clear (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4001 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4002 if (os) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4003 os->clear (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4004 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4005 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4006 // Functions that are defined for all input streams (input streams |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4007 // are those that define is). |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4008 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4009 std::string |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4010 base_stream::do_gets (octave_idx_type max_len, bool& err, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4011 bool strip_newline, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4012 { |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
4013 if (application::interactive () && file_number () == 0) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4014 ::error ("%s: unable to read from stdin while running interactively", |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4015 who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4016 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4017 std::string retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4018 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4019 err = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4020 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4021 std::istream *isp = input_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4022 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4023 if (! isp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4024 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4025 err = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4026 invalid_operation (who, "reading"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4027 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4028 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4029 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4030 std::istream& is = *isp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4031 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4032 std::ostringstream buf; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4033 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4034 int c = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4035 int char_count = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4036 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4037 if (max_len != 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4038 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4039 while (is && (c = is.get ()) != std::istream::traits_type::eof ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4040 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4041 char_count++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4042 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4043 // Handle CRLF, CR, or LF as line ending. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4044 if (c == '\r') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4045 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4046 if (! strip_newline) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4047 buf << static_cast<char> (c); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4048 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4049 c = is.get (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4050 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4051 if (c != std::istream::traits_type::eof ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4052 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4053 if (c == '\n') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4054 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4055 char_count++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4056 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4057 if (! strip_newline) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4058 buf << static_cast<char> (c); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4059 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4060 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4061 is.putback (c); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4062 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4063 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4064 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4065 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4066 else if (c == '\n') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4067 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4068 if (! strip_newline) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4069 buf << static_cast<char> (c); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4070 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4071 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4072 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4073 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4074 buf << static_cast<char> (c); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4075 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4076 if (max_len > 0 && char_count == max_len) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4077 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4078 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4079 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4080 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4081 if (! is.eof () && char_count > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4082 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4083 // GAGME. Matlab seems to check for EOF even if the last character |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4084 // in a file is a newline character. This is NOT what the |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4085 // corresponding C-library functions do. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4086 int disgusting_compatibility_hack = is.get (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4087 if (! is.eof ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4088 is.putback (disgusting_compatibility_hack); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4089 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4090 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4091 if (is.good () || (is.eof () && char_count > 0)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4092 retval = buf.str (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4093 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4094 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4095 err = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4096 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4097 if (is.eof () && char_count == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4098 error (who, "at end of file"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4099 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4100 error (who, "read error"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4101 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4102 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4103 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4104 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4105 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4106 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4107 std::string |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4108 base_stream::getl (octave_idx_type max_len, bool& err, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4109 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4110 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4111 return do_gets (max_len, err, true, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4112 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4113 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4114 std::string |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4115 base_stream::gets (octave_idx_type max_len, bool& err, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4116 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4117 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4118 return do_gets (max_len, err, false, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4119 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4120 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4121 off_t |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4122 base_stream::skipl (off_t num, bool& err, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4123 { |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
4124 if (application::interactive () && file_number () == 0) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4125 ::error ("%s: unable to read from stdin while running interactively", |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4126 who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4127 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4128 off_t cnt = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4129 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4130 err = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4131 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4132 std::istream *isp = input_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4133 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4134 if (! isp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4135 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4136 err = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4137 invalid_operation (who, "reading"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4138 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4139 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4140 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4141 std::istream& is = *isp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4142 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4143 int c = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4144 int lastc = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4145 cnt = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4146 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4147 while (is && (c = is.get ()) != std::istream::traits_type::eof ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4148 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4149 // Handle CRLF, CR, or LF as line ending. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4150 if (c == '\r' || (c == '\n' && lastc != '\r')) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4151 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4152 if (++cnt == num) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4153 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4154 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4155 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4156 lastc = c; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4157 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4158 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4159 // Maybe eat the following \n if \r was just met. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4160 if (c == '\r' && is.peek () == '\n') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4161 is.get (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4162 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4163 if (is.bad ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4164 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4165 err = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4166 error (who, "read error"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4167 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4168 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4169 if (err) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4170 cnt = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4171 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4172 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4173 return cnt; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4174 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4175 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4176 template <typename T> |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4177 std::istream& |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4178 octave_scan_1 (std::istream& is, const scanf_format_elt& fmt, |
23449
c763214a8260
maint: Use convention 'int *x' for naming pointers.
Rik <rik@octave.org>
parents:
23446
diff
changeset
|
4179 T *valptr) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4180 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4181 T value = T (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4182 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4183 switch (fmt.type) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4184 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4185 case 'o': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4186 is >> std::oct >> value >> std::dec; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4187 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4188 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4189 case 'x': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4190 is >> std::hex >> value >> std::dec; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4191 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4192 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4193 case 'i': |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4194 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4195 int c1 = std::istream::traits_type::eof (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4196 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4197 while (is && (c1 = is.get ()) != std::istream::traits_type::eof () |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4198 && isspace (c1)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4199 ; // skip whitespace |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4200 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4201 if (c1 != std::istream::traits_type::eof ()) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4202 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4203 if (c1 == '0') |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4204 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4205 int c2 = is.peek (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4206 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4207 if (c2 == 'x' || c2 == 'X') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4208 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4209 is.ignore (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4210 if (std::isxdigit (is.peek ())) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4211 is >> std::hex >> value >> std::dec; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4212 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4213 value = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4214 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4215 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4216 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4217 if (c2 == '0' || c2 == '1' || c2 == '2' |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4218 || c2 == '3' || c2 == '4' || c2 == '5' |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4219 || c2 == '6' || c2 == '7') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4220 is >> std::oct >> value >> std::dec; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4221 else if (c2 == '8' || c2 == '9') |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4222 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4223 // FIXME: Would like to set error state on octave |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4224 // stream. See bug #46493. But only std::istream is |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4225 // input to fcn. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4226 // error ("internal failure to match octal format"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4227 value = 0; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4228 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4229 else |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4230 value = 0; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4231 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4232 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4233 else |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4234 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4235 is.putback (c1); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4236 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4237 is >> value; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4238 } |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4239 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4240 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4241 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4242 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4243 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4244 is >> value; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4245 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4246 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4247 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4248 // If conversion produces an integer that overflows, failbit is set but |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4249 // value is non-zero. We want to treat this case as success, so clear |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4250 // failbit from the stream state to keep going. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4251 // FIXME: Maybe set error state on octave stream as above? Matlab does |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4252 // *not* indicate an error message on overflow. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4253 if ((is.rdstate () & std::ios::failbit) && value != T ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4254 is.clear (is.rdstate () & ~std::ios::failbit); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4255 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4256 // Only copy the converted value if the stream is in a state where we |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4257 // want to continue reading. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4258 if (! (is.rdstate () & std::ios::failbit)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4259 *valptr = value; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4260 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4261 return is; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4262 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4263 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4264 template <typename T> |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4265 std::istream& |
23449
c763214a8260
maint: Use convention 'int *x' for naming pointers.
Rik <rik@octave.org>
parents:
23446
diff
changeset
|
4266 octave_scan (std::istream& is, const scanf_format_elt& fmt, T *valptr) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4267 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4268 if (fmt.width) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4269 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4270 // Limit input to fmt.width characters by reading into a |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4271 // temporary stringstream buffer. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4272 std::string tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4273 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4274 is.width (fmt.width); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4275 is >> tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4276 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4277 std::istringstream ss (tmp); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4278 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4279 octave_scan_1 (ss, fmt, valptr); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4280 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4281 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4282 octave_scan_1 (is, fmt, valptr); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4283 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4284 return is; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4285 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4286 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4287 // Note that this specialization is only used for reading characters, not |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4288 // character strings. See BEGIN_S_CONVERSION for details. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4289 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4290 template <> |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4291 std::istream& |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4292 octave_scan<> (std::istream& is, const scanf_format_elt& /* fmt */, |
23449
c763214a8260
maint: Use convention 'int *x' for naming pointers.
Rik <rik@octave.org>
parents:
23446
diff
changeset
|
4293 char *valptr) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4294 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4295 return is >> valptr; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4296 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4297 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4298 template <> |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4299 std::istream& |
23449
c763214a8260
maint: Use convention 'int *x' for naming pointers.
Rik <rik@octave.org>
parents:
23446
diff
changeset
|
4300 octave_scan<> (std::istream& is, const scanf_format_elt& fmt, double *valptr) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4301 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4302 double& ref = *valptr; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4303 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4304 switch (fmt.type) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4305 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4306 case 'e': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4307 case 'f': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4308 case 'g': |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4309 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4310 int c1 = std::istream::traits_type::eof (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4311 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4312 while (is && (c1 = is.get ()) != std::istream::traits_type::eof () |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4313 && isspace (c1)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4314 ; // skip whitespace |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4315 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4316 if (c1 != std::istream::traits_type::eof ()) |
9701 | 4317 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4318 is.putback (c1); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4319 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4320 ref = octave_read_value<double> (is); |
9701 | 4321 } |
4322 } | |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4323 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4324 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4325 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4326 panic_impossible (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4327 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4328 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4329 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4330 return is; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4331 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4332 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4333 template <typename T> |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4334 void |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4335 do_scanf_conv (std::istream& is, const scanf_format_elt& fmt, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4336 T valptr, Matrix& mval, double *data, octave_idx_type& idx, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4337 octave_idx_type& conversion_count, octave_idx_type nr, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4338 octave_idx_type max_size, bool discard) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4339 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4340 octave_scan (is, fmt, valptr); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4341 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4342 if (! is) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4343 return; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4344 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4345 if (idx == max_size && ! discard) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4346 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4347 max_size *= 2; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4348 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4349 if (nr > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4350 mval.resize (nr, max_size / nr, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4351 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4352 mval.resize (max_size, 1, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4353 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4354 data = mval.fortran_vec (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4355 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4356 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4357 if (! discard) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4358 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4359 conversion_count++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4360 data[idx++] = *(valptr); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4361 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4362 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4363 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4364 template void |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4365 do_scanf_conv (std::istream&, const scanf_format_elt&, double*, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4366 Matrix&, double*, octave_idx_type&, octave_idx_type&, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4367 octave_idx_type, octave_idx_type, bool); |
2572 | 4368 |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4369 #define DO_WHITESPACE_CONVERSION() \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4370 do \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4371 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4372 int c = std::istream::traits_type::eof (); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4373 \ |
21184
3db899f1d54c
use istream::traits_type::eof () instead of EOF
John W. Eaton <jwe@octave.org>
parents:
21147
diff
changeset
|
4374 while (is && (c = is.get ()) != std::istream::traits_type::eof () \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4375 && isspace (c)) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4376 { /* skip whitespace */ } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4377 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4378 if (c != std::istream::traits_type::eof ()) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4379 is.putback (c); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4380 } \ |
3483 | 4381 while (0) |
4382 | |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4383 #define DO_LITERAL_CONVERSION() \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4384 do \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4385 { \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4386 int c = std::istream::traits_type::eof (); \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4387 \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4388 int n = strlen (fmt); \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4389 int i = 0; \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4390 \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4391 while (i < n && is && (c = is.get ()) != std::istream::traits_type::eof ()) \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4392 { \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4393 if (c == static_cast<unsigned char> (fmt[i])) \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4394 { \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4395 i++; \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4396 continue; \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4397 } \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4398 else \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4399 { \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4400 is.putback (c); \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4401 break; \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4402 } \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4403 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4404 \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4405 if (i != n) \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4406 is.setstate (std::ios::failbit); \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4407 } \ |
3483 | 4408 while (0) |
4409 | |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4410 #define DO_PCT_CONVERSION() \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4411 do \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4412 { \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4413 int c = is.get (); \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4414 \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4415 if (c != std::istream::traits_type::eof ()) \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4416 { \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4417 if (c != '%') \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4418 { \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4419 is.putback (c); \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4420 is.setstate (std::ios::failbit); \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4421 } \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4422 } \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4423 else \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4424 is.setstate (std::ios::failbit); \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4425 } \ |
3640 | 4426 while (0) |
4427 | |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4428 #define BEGIN_C_CONVERSION() \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4429 is.unsetf (std::ios::skipws); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4430 \ |
23450
855122b993da
maint: Wrap tertiary operator in parentheses "(COND ? x : y)".
Rik <rik@octave.org>
parents:
23449
diff
changeset
|
4431 int width = (elt->width ? elt->width : 1); \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4432 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4433 std::string tmp (width, '\0'); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4434 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4435 int c = std::istream::traits_type::eof (); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4436 int n = 0; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4437 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4438 while (is && n < width \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4439 && (c = is.get ()) != std::istream::traits_type::eof ()) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4440 tmp[n++] = static_cast<char> (c); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4441 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4442 if (n > 0 && c == std::istream::traits_type::eof ()) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4443 is.clear (); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4444 \ |
12984
7626f8934466
correctly resize scanf output for %c formats (bug #34037)
John W. Eaton <jwe@octave.org>
parents:
12966
diff
changeset
|
4445 tmp.resize (n) |
3483 | 4446 |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4447 // For a '%s' format, skip initial whitespace and then read until the |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4448 // next whitespace character or until WIDTH characters have been read. |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4449 #define BEGIN_S_CONVERSION() \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4450 int width = elt->width; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4451 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4452 std::string tmp; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4453 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4454 do \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4455 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4456 if (width) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4457 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4458 tmp = std::string (width, '\0'); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4459 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4460 int c = std::istream::traits_type::eof (); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4461 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4462 int n = 0; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4463 \ |
21184
3db899f1d54c
use istream::traits_type::eof () instead of EOF
John W. Eaton <jwe@octave.org>
parents:
21147
diff
changeset
|
4464 while (is && (c = is.get ()) != std::istream::traits_type::eof ()) \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4465 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4466 if (! isspace (c)) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4467 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4468 tmp[n++] = static_cast<char> (c); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4469 break; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4470 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4471 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4472 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4473 while (is && n < width \ |
21184
3db899f1d54c
use istream::traits_type::eof () instead of EOF
John W. Eaton <jwe@octave.org>
parents:
21147
diff
changeset
|
4474 && (c = is.get ()) != std::istream::traits_type::eof ()) \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4475 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4476 if (isspace (c)) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4477 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4478 is.putback (c); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4479 break; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4480 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4481 else \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4482 tmp[n++] = static_cast<char> (c); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4483 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4484 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4485 if (n > 0 && c == std::istream::traits_type::eof ()) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4486 is.clear (); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4487 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4488 tmp.resize (n); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4489 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4490 else \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4491 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4492 is >> std::ws >> tmp; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4493 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4494 } \ |
3483 | 4495 while (0) |
4496 | |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4497 // This format must match a nonempty sequence of characters. |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4498 #define BEGIN_CHAR_CLASS_CONVERSION() \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4499 int width = elt->width; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4500 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4501 std::string tmp; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4502 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4503 do \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4504 { \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4505 if (! width) \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4506 width = std::numeric_limits<int>::max (); \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4507 \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4508 std::ostringstream buf; \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4509 \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4510 std::string char_class = elt->char_class; \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4511 \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4512 int c = std::istream::traits_type::eof (); \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4513 \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4514 if (elt->type == '[') \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4515 { \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4516 int chars_read = 0; \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4517 while (is && chars_read++ < width \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4518 && (c = is.get ()) != std::istream::traits_type::eof () \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4519 && char_class.find (c) != std::string::npos) \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4520 buf << static_cast<char> (c); \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4521 } \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4522 else \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4523 { \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4524 int chars_read = 0; \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4525 while (is && chars_read++ < width \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4526 && (c = is.get ()) != std::istream::traits_type::eof () \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4527 && char_class.find (c) == std::string::npos) \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4528 buf << static_cast<char> (c); \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4529 } \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4530 \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4531 if (width == std::numeric_limits<int>::max () \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4532 && c != std::istream::traits_type::eof ()) \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4533 is.putback (c); \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4534 \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4535 tmp = buf.str (); \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4536 \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4537 if (tmp.empty ()) \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4538 is.setstate (std::ios::failbit); \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4539 else if (c == std::istream::traits_type::eof ()) \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4540 is.clear (); \ |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4541 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4542 } \ |
3483 | 4543 while (0) |
4544 | |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4545 #define FINISH_CHARACTER_CONVERSION() \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4546 do \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4547 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4548 width = tmp.length (); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4549 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4550 if (is) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4551 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4552 int i = 0; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4553 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4554 if (! discard) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4555 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4556 conversion_count++; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4557 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4558 while (i < width) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4559 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4560 if (data_index == max_size) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4561 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4562 max_size *= 2; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4563 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4564 if (all_char_conv) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4565 { \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4566 if (one_elt_size_spec) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4567 mval.resize (1, max_size, 0.0); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4568 else if (nr > 0) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4569 mval.resize (nr, max_size / nr, 0.0); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4570 else \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4571 panic_impossible (); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4572 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4573 else if (nr > 0) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4574 mval.resize (nr, max_size / nr, 0.0); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4575 else \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4576 mval.resize (max_size, 1, 0.0); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4577 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4578 data = mval.fortran_vec (); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4579 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4580 \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4581 data[data_index++] = tmp[i++]; \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4582 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4583 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4584 } \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
4585 } \ |
3410 | 4586 while (0) |
2117 | 4587 |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4588 octave_value |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4589 base_stream::do_scanf (scanf_format_list& fmt_list, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4590 octave_idx_type nr, octave_idx_type nc, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4591 bool one_elt_size_spec, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4592 octave_idx_type& conversion_count, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4593 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4594 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4595 if (octave::application::interactive () && file_number () == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4596 ::error ("%s: unable to read from stdin while running interactively", |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4597 who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4598 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4599 octave_value retval = Matrix (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4600 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4601 conversion_count = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4602 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4603 octave_idx_type nconv = fmt_list.num_conversions (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4604 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4605 octave_idx_type data_index = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4606 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4607 if (nr == 0 || nc == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4608 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4609 if (one_elt_size_spec) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4610 nc = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4611 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4612 return Matrix (nr, nc, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4613 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4614 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4615 std::istream *isp = input_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4616 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4617 bool all_char_conv = fmt_list.all_character_conversions (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4618 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4619 Matrix mval; |
23457
21baad6b35c4
maint: Use C++11 nullptr rather than 0 or NULL when possible.
Rik <rik@octave.org>
parents:
23450
diff
changeset
|
4620 double *data = nullptr; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4621 octave_idx_type max_size = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4622 octave_idx_type max_conv = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4623 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4624 octave_idx_type final_nr = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4625 octave_idx_type final_nc = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4626 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4627 if (all_char_conv) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4628 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4629 // Any of these could be resized later (if we have %s conversions, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4630 // we may read more than one element for each conversion). |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4631 if (one_elt_size_spec) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4632 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4633 max_size = 512; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4634 mval.resize (1, max_size, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4635 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4636 if (nr > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4637 max_conv = nr; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4638 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4639 else if (nr > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4640 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4641 if (nc > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4642 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4643 mval.resize (nr, nc, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4644 max_size = max_conv = nr * nc; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4645 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4646 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4647 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4648 mval.resize (nr, 32, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4649 max_size = nr * 32; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4650 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4651 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4652 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4653 panic_impossible (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4654 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4655 else if (nr > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4656 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4657 if (nc > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4658 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4659 // Will not resize later. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4660 mval.resize (nr, nc, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4661 max_size = nr * nc; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4662 max_conv = max_size; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4663 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4664 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4665 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4666 // Maybe resize later. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4667 mval.resize (nr, 32, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4668 max_size = nr * 32; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4669 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4670 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4671 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4672 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4673 // Maybe resize later. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4674 mval.resize (32, 1, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4675 max_size = 32; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4676 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4677 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4678 data = mval.fortran_vec (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4679 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4680 if (isp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4681 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4682 std::istream& is = *isp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4683 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4684 const scanf_format_elt *elt = fmt_list.first (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4685 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4686 std::ios::fmtflags flags = is.flags (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4687 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4688 octave_idx_type trips = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4689 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4690 octave_idx_type num_fmt_elts = fmt_list.length (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4691 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4692 for (;;) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4693 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4694 octave_quit (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4695 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4696 if (elt) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4697 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4698 if (elt->type == scanf_format_elt::null |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4699 || (! (elt->type == scanf_format_elt::whitespace_conversion |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4700 || elt->type == scanf_format_elt::literal_conversion |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4701 || elt->type == '%') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4702 && max_conv > 0 && conversion_count == max_conv)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4703 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4704 // We are done, either because we have reached the end of the |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4705 // format string and are not cycling through the format again |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4706 // or because we've converted all the values that have been |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4707 // requested and the next format element is a conversion. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4708 // Determine final array size and exit. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4709 if (all_char_conv && one_elt_size_spec) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4710 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4711 final_nr = 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4712 final_nc = data_index; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4713 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4714 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4715 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4716 final_nr = nr; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4717 final_nc = (data_index - 1) / nr + 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4718 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4719 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4720 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4721 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4722 else if (data_index == max_size) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4723 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4724 max_size *= 2; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4725 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4726 if (all_char_conv) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4727 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4728 if (one_elt_size_spec) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4729 mval.resize (1, max_size, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4730 else if (nr > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4731 mval.resize (nr, max_size / nr, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4732 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4733 panic_impossible (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4734 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4735 else if (nr > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4736 mval.resize (nr, max_size / nr, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4737 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4738 mval.resize (max_size, 1, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4739 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4740 data = mval.fortran_vec (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4741 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4742 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4743 const char *fmt = elt->text; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4744 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4745 bool discard = elt->discard; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4746 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4747 switch (elt->type) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4748 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4749 case scanf_format_elt::whitespace_conversion: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4750 DO_WHITESPACE_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4751 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4752 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4753 case scanf_format_elt::literal_conversion: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4754 DO_LITERAL_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4755 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4756 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4757 case '%': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4758 DO_PCT_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4759 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4760 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4761 case 'd': case 'i': |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4762 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4763 switch (elt->modifier) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4764 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4765 case 'h': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4766 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4767 int16_t tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4768 do_scanf_conv (is, *elt, &tmp, mval, data, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4769 data_index, conversion_count, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4770 nr, max_size, discard); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4771 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4772 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4773 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4774 case 'l': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4775 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4776 int64_t tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4777 do_scanf_conv (is, *elt, &tmp, mval, data, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4778 data_index, conversion_count, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4779 nr, max_size, discard); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4780 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4781 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4782 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4783 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4784 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4785 int32_t tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4786 do_scanf_conv (is, *elt, &tmp, mval, data, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4787 data_index, conversion_count, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4788 nr, max_size, discard); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4789 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4790 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4791 } |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4792 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4793 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4794 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4795 case 'o': case 'u': case 'x': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4796 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4797 switch (elt->modifier) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4798 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4799 case 'h': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4800 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4801 uint16_t tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4802 do_scanf_conv (is, *elt, &tmp, mval, data, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4803 data_index, conversion_count, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4804 nr, max_size, discard); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4805 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4806 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4807 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4808 case 'l': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4809 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4810 uint64_t tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4811 do_scanf_conv (is, *elt, &tmp, mval, data, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4812 data_index, conversion_count, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4813 nr, max_size, discard); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4814 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4815 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4816 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4817 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4818 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4819 uint32_t tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4820 do_scanf_conv (is, *elt, &tmp, mval, data, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4821 data_index, conversion_count, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4822 nr, max_size, discard); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4823 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4824 break; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4825 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4826 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4827 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4828 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4829 case 'e': case 'f': case 'g': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4830 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4831 double tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4832 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4833 do_scanf_conv (is, *elt, &tmp, mval, data, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4834 data_index, conversion_count, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4835 nr, max_size, discard); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4836 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4837 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4838 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4839 case 'c': |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4840 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4841 BEGIN_C_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4842 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4843 FINISH_CHARACTER_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4844 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4845 is.setf (flags); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4846 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4847 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4848 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4849 case 's': |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4850 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4851 BEGIN_S_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4852 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4853 FINISH_CHARACTER_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4854 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4855 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4856 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4857 case '[': case '^': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4858 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4859 BEGIN_CHAR_CLASS_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4860 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4861 FINISH_CHARACTER_CONVERSION (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
4862 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4863 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4864 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4865 case 'p': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4866 error ("%s: unsupported format specifier", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4867 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4868 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4869 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4870 error ("%s: internal format error", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4871 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4872 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4873 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4874 if (! ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4875 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4876 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4877 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4878 else if (! is) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4879 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4880 if (all_char_conv) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4881 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4882 if (one_elt_size_spec) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4883 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4884 final_nr = 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4885 final_nc = data_index; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4886 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4887 else if (data_index > nr) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4888 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4889 final_nr = nr; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4890 final_nc = (data_index - 1) / nr + 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4891 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4892 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4893 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4894 final_nr = data_index; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4895 final_nc = 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4896 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4897 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4898 else if (nr > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4899 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4900 if (data_index > nr) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4901 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4902 final_nr = nr; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4903 final_nc = (data_index - 1) / nr + 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4904 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4905 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4906 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4907 final_nr = data_index; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4908 final_nc = 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4909 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4910 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4911 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4912 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4913 final_nr = data_index; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4914 final_nc = 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4915 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4916 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4917 // If it looks like we have a matching failure, then |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4918 // reset the failbit in the stream state. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4919 if (is.rdstate () & std::ios::failbit) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4920 is.clear (is.rdstate () & (~std::ios::failbit)); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4921 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4922 // FIXME: is this the right thing to do? |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4923 if (octave::application::interactive () |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4924 && ! octave::application::forced_interactive () |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4925 && name () == "stdin") |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4926 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4927 is.clear (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4928 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4929 // Skip to end of line. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4930 bool err; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4931 do_gets (-1, err, false, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4932 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4933 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4934 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4935 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4936 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4937 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4938 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4939 error ("%s: internal format error", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4940 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4941 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4942 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4943 if (nconv == 0 && ++trips == num_fmt_elts) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4944 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4945 if (all_char_conv && one_elt_size_spec) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4946 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4947 final_nr = 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4948 final_nc = data_index; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4949 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4950 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4951 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4952 final_nr = nr; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4953 final_nc = (data_index - 1) / nr + 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4954 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4955 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4956 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4957 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4958 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4959 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4960 // Cycle through the format list more than once if we have some |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4961 // conversions to make and we haven't reached the limit on the |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4962 // number of values to convert (possibly because there is no |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4963 // specified limit). |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4964 elt = fmt_list.next (nconv > 0 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4965 && (max_conv == 0 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4966 || conversion_count < max_conv)); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4967 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4968 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4969 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4970 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4971 if (ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4972 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4973 mval.resize (final_nr, final_nc, 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4974 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4975 retval = mval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4976 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4977 if (all_char_conv) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4978 retval = retval.convert_to_str (false, true); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4979 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4980 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4981 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4982 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4983 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4984 octave_value |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4985 base_stream::scanf (const std::string& fmt, const Array<double>& size, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4986 octave_idx_type& conversion_count, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4987 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4988 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4989 octave_value retval = Matrix (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4990 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4991 conversion_count = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4992 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4993 std::istream *isp = input_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4994 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4995 if (! isp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4996 invalid_operation (who, "reading"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4997 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4998 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
4999 scanf_format_list fmt_list (fmt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5000 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5001 if (fmt_list.num_conversions () == -1) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5002 ::error ("%s: invalid format specified", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5003 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5004 octave_idx_type nr = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5005 octave_idx_type nc = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5006 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5007 bool one_elt_size_spec; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5008 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5009 get_size (size, nr, nc, one_elt_size_spec, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5010 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5011 retval = do_scanf (fmt_list, nr, nc, one_elt_size_spec, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5012 conversion_count, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5013 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5014 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5015 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5016 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5017 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5018 bool |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5019 base_stream::do_oscanf (const scanf_format_elt *elt, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5020 octave_value& retval, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5021 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5022 std::istream *isp = input_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5023 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5024 if (! isp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5025 return false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5026 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5027 bool quit = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5028 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5029 std::istream& is = *isp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5030 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5031 std::ios::fmtflags flags = is.flags (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5032 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5033 if (elt) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5034 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5035 const char *fmt = elt->text; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5036 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5037 bool discard = elt->discard; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5038 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5039 switch (elt->type) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5040 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5041 case scanf_format_elt::whitespace_conversion: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5042 DO_WHITESPACE_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5043 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5044 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5045 case scanf_format_elt::literal_conversion: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5046 DO_LITERAL_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5047 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5048 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5049 case '%': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5050 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5051 DO_PCT_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5052 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5053 if (! is) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5054 quit = true; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
5055 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5056 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5057 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5058 case 'd': case 'i': |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
5059 { |
23965
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5060 switch (elt->modifier) |
10187
a44d15813a39
don't skip literal text elements in scanf formats
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
5061 { |
23965
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5062 case 'h': |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5063 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5064 int16_t tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5065 if (octave_scan (is, *elt, &tmp)) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5066 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5067 if (! discard) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5068 retval = tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5069 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5070 else |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5071 quit = true; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5072 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5073 break; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5074 |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5075 case 'l': |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5076 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5077 int64_t tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5078 if (octave_scan (is, *elt, &tmp)) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5079 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5080 if (! discard) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5081 retval = tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5082 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5083 else |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5084 quit = true; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5085 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5086 break; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5087 |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5088 default: |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5089 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5090 int32_t tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5091 if (octave_scan (is, *elt, &tmp)) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5092 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5093 if (! discard) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5094 retval = tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5095 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5096 else |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5097 quit = true; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5098 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5099 break; |
10187
a44d15813a39
don't skip literal text elements in scanf formats
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
5100 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5101 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5102 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5103 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5104 case 'o': case 'u': case 'x': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5105 { |
23965
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5106 switch (elt->modifier) |
10187
a44d15813a39
don't skip literal text elements in scanf formats
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
5107 { |
23965
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5108 case 'h': |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5109 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5110 uint16_t tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5111 if (octave_scan (is, *elt, &tmp)) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5112 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5113 if (! discard) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5114 retval = tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5115 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5116 else |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5117 quit = true; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5118 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5119 break; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5120 |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5121 case 'l': |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5122 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5123 uint64_t tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5124 if (octave_scan (is, *elt, &tmp)) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5125 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5126 if (! discard) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5127 retval = tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5128 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5129 else |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5130 quit = true; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5131 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5132 break; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5133 |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5134 default: |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5135 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5136 uint32_t tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5137 if (octave_scan (is, *elt, &tmp)) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5138 { |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5139 if (! discard) |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5140 retval = tmp; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5141 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5142 else |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5143 quit = true; |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5144 } |
6f0c2963674b
allow large ints to be read by C-style scanf (bug #51794)
John W. Eaton <jwe@octave.org>
parents:
23824
diff
changeset
|
5145 break; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5146 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5147 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5148 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5149 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5150 case 'e': case 'f': case 'g': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5151 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5152 double tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5153 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5154 if (octave_scan (is, *elt, &tmp)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5155 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5156 if (! discard) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5157 retval = tmp; |
10187
a44d15813a39
don't skip literal text elements in scanf formats
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
5158 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5159 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5160 quit = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5161 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5162 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5163 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5164 case 'c': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5165 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5166 BEGIN_C_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5167 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5168 if (! discard) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5169 retval = tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5170 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5171 if (! is) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5172 quit = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5173 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5174 is.setf (flags); |
10187
a44d15813a39
don't skip literal text elements in scanf formats
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
5175 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5176 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5177 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5178 case 's': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5179 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5180 BEGIN_S_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5181 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5182 if (! discard) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5183 retval = tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5184 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5185 if (! is) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5186 quit = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5187 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5188 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5189 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5190 case '[': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5191 case '^': |
20465
44eb1102f8a8
don't recycle scanf format string if all conversions are done (bug #45808)
John W. Eaton <jwe@octave.org>
parents:
20432
diff
changeset
|
5192 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5193 BEGIN_CHAR_CLASS_CONVERSION (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5194 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5195 if (! discard) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5196 retval = tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5197 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5198 if (! is) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5199 quit = true; |
20465
44eb1102f8a8
don't recycle scanf format string if all conversions are done (bug #45808)
John W. Eaton <jwe@octave.org>
parents:
20432
diff
changeset
|
5200 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5201 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5202 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5203 case 'p': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5204 error ("%s: unsupported format specifier", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5205 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5206 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5207 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5208 error ("%s: internal format error", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5209 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5210 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5211 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5212 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5213 if (ok () && is.fail ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5214 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5215 error ("%s: read error", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5216 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5217 // FIXME: is this the right thing to do? |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5218 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5219 if (octave::application::interactive () |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5220 && ! octave::application::forced_interactive () |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5221 && name () == "stdin") |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5222 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5223 // Skip to end of line. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5224 bool err; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5225 do_gets (-1, err, false, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5226 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5227 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5228 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5229 return quit; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5230 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5231 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5232 octave_value_list |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5233 base_stream::oscanf (const std::string& fmt, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5234 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5235 octave_value_list retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5236 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5237 std::istream *isp = input_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5238 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5239 if (! isp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5240 invalid_operation (who, "reading"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5241 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5242 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5243 std::istream& is = *isp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5244 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5245 scanf_format_list fmt_list (fmt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5246 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5247 octave_idx_type nconv = fmt_list.num_conversions (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5248 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5249 if (nconv == -1) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5250 ::error ("%s: invalid format specified", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5251 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5252 is.clear (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5253 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5254 octave_idx_type len = fmt_list.length (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5255 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5256 retval.resize (nconv+2, Matrix ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5257 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5258 const scanf_format_elt *elt = fmt_list.first (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5259 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5260 int num_values = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5261 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5262 bool quit = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5263 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5264 for (octave_idx_type i = 0; i < len; i++) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5265 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5266 octave_value tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5267 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5268 quit = do_oscanf (elt, tmp, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5269 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5270 if (quit) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5271 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5272 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5273 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5274 if (tmp.is_defined ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5275 retval(num_values++) = tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5276 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5277 if (! ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5278 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5279 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5280 elt = fmt_list.next (nconv > 0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5281 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5282 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5283 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5284 retval(nconv) = num_values; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5285 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5286 int err_num; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5287 retval(nconv+1) = error (false, err_num); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5288 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5289 if (! quit) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5290 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5291 // Pick up any trailing stuff. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5292 if (ok () && len > nconv) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5293 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5294 octave_value tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5295 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5296 elt = fmt_list.next (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5297 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5298 do_oscanf (elt, tmp, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5299 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5300 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5301 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5302 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5303 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5304 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5305 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5306 octave_value |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5307 base_stream::do_textscan (const std::string& fmt, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5308 octave_idx_type ntimes, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5309 const octave_value_list& options, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5310 const std::string& who, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5311 octave_idx_type& read_count) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5312 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5313 if (octave::application::interactive () && file_number () == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5314 ::error ("%s: unable to read from stdin while running interactively", |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5315 who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5316 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5317 octave_value retval = Cell (dim_vector (1, 1), Matrix (0, 1)); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5318 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5319 std::istream *isp = input_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5320 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5321 if (! isp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5322 invalid_operation (who, "reading"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5323 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5324 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5325 octave::textscan scanner (who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5326 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5327 retval = scanner.scan (*isp, fmt, ntimes, options, read_count); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5328 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5329 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5330 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5331 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5332 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5333 // Functions that are defined for all output streams |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5334 // (output streams are those that define os). |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5335 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5336 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5337 base_stream::flush (void) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5338 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5339 int retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5340 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5341 std::ostream *os = output_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5342 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5343 if (! os) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5344 invalid_operation ("fflush", "writing"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5345 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5346 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5347 os->flush (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5348 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5349 if (os->good ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5350 retval = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5351 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5352 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5353 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5354 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5355 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5356 class |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5357 printf_value_cache |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5358 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5359 public: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5360 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5361 enum state { ok, conversion_error }; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5362 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5363 printf_value_cache (const octave_value_list& args, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5364 : values (args), val_idx (0), elt_idx (0), |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5365 n_vals (values.length ()), n_elts (0), have_data (false), |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5366 curr_state (ok) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5367 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5368 for (octave_idx_type i = 0; i < values.length (); i++) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5369 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5370 octave_value val = values(i); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5371 |
23587
0c468af9dc00
maint: Deprecate is_object and replace with isobject.
Rik <rik@octave.org>
parents:
23584
diff
changeset
|
5372 if (val.isstruct () || val.iscell () || val.isobject ()) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5373 err_wrong_type_arg (who, val); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
5374 } |
2117 | 5375 } |
5376 | |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5377 // No copying! |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5378 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5379 printf_value_cache (const printf_value_cache&) = delete; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5380 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5381 printf_value_cache& operator = (const printf_value_cache&) = delete; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5382 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5383 ~printf_value_cache (void) = default; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5384 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5385 // Get the current value as a double and advance the internal pointer. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5386 octave_value get_next_value (char type = 0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5387 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5388 // Get the current value as an int and advance the internal pointer. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5389 int int_value (void); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5390 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5391 operator bool () const { return (curr_state == ok); } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5392 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5393 bool exhausted (void) { return (val_idx >= n_vals); } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5394 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5395 private: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5396 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5397 const octave_value_list values; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5398 int val_idx; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5399 int elt_idx; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5400 int n_vals; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5401 int n_elts; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5402 bool have_data; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5403 octave_value curr_val; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5404 state curr_state; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5405 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5406 // Must create value cache with values! |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5407 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5408 printf_value_cache (void); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5409 }; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5410 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5411 octave_value |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5412 printf_value_cache::get_next_value (char type) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5413 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5414 octave_value retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5415 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5416 if (exhausted ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5417 curr_state = conversion_error; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5418 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5419 while (! exhausted ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5420 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5421 if (! have_data) |
20931
69dcb58b9ada
Clean up use of error() versus ::error() in stream-based code.
Rik <rik@octave.org>
parents:
20917
diff
changeset
|
5422 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5423 curr_val = values (val_idx); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5424 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5425 elt_idx = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5426 n_elts = curr_val.numel (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5427 have_data = true; |
20931
69dcb58b9ada
Clean up use of error() versus ::error() in stream-based code.
Rik <rik@octave.org>
parents:
20917
diff
changeset
|
5428 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5429 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5430 if (elt_idx < n_elts) |
20931
69dcb58b9ada
Clean up use of error() versus ::error() in stream-based code.
Rik <rik@octave.org>
parents:
20917
diff
changeset
|
5431 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5432 if (type == 's') |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
5433 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5434 if (curr_val.is_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5435 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5436 dim_vector dv (1, curr_val.numel ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5437 octave_value tmp = curr_val.reshape (dv); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5438 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5439 std::string sval = tmp.string_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5440 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5441 retval = sval.substr (elt_idx); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5442 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5443 // We've consumed the rest of the value. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5444 elt_idx = n_elts; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5445 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5446 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5447 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5448 // Convert to character string while values are |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5449 // integers in the range [0 : char max] |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5450 const NDArray val = curr_val.array_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5451 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5452 octave_idx_type idx = elt_idx; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5453 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5454 for (; idx < n_elts; idx++) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5455 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5456 double dval = val(idx); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5457 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5458 if (octave::math::x_nint (dval) != dval || dval < 0 || dval > 255) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5459 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5460 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5461 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5462 octave_idx_type n = idx - elt_idx; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5463 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5464 if (n > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5465 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5466 std::string sval (n, '\0'); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5467 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5468 for (octave_idx_type i = 0; i < n; i++) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5469 sval[i] = val(elt_idx++); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5470 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5471 retval = sval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5472 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5473 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5474 retval = curr_val.fast_elem_extract (elt_idx++); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5475 } |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10293
diff
changeset
|
5476 } |
20931
69dcb58b9ada
Clean up use of error() versus ::error() in stream-based code.
Rik <rik@octave.org>
parents:
20917
diff
changeset
|
5477 else |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5478 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5479 retval = curr_val.fast_elem_extract (elt_idx++); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5480 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5481 if (type == 'c' && ! retval.is_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5482 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5483 double dval = retval.double_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5484 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5485 if (octave::math::x_nint (dval) == dval && dval >= 0 && dval < 256) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5486 retval = static_cast<char> (dval); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5487 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5488 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5489 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5490 if (elt_idx >= n_elts) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5491 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5492 elt_idx = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5493 val_idx++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5494 have_data = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5495 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5496 |
20931
69dcb58b9ada
Clean up use of error() versus ::error() in stream-based code.
Rik <rik@octave.org>
parents:
20917
diff
changeset
|
5497 break; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5498 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5499 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5500 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5501 val_idx++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5502 have_data = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5503 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5504 if (n_elts == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5505 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5506 if (elt_idx == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5507 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5508 if (type == 's' || type == 'c') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5509 retval = ""; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5510 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5511 retval = Matrix (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5512 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5513 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5514 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5515 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5516 if (exhausted ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5517 curr_state = conversion_error; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5518 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5519 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5520 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5521 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5522 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5523 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5524 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5525 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5526 printf_value_cache::int_value (void) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5527 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5528 int retval = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5529 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5530 octave_value val = get_next_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5531 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5532 double dval = val.double_value (true); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5533 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5534 if (octave::math::x_nint (dval) == dval) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5535 retval = octave::math::nint (dval); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5536 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5537 curr_state = conversion_error; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5538 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5539 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5540 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5541 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5542 // Ugh again and again. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5543 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5544 template <typename T> |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5545 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5546 do_printf_conv (std::ostream& os, const char *fmt, int nsa, int sa_1, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5547 int sa_2, T arg, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5548 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5549 int retval = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5550 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5551 switch (nsa) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5552 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5553 case 2: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5554 retval = octave_format (os, fmt, sa_1, sa_2, arg); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5555 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5556 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5557 case 1: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5558 retval = octave_format (os, fmt, sa_1, arg); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5559 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5560 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5561 case 0: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5562 retval = octave_format (os, fmt, arg); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5563 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5564 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5565 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5566 ::error ("%s: internal error handling format", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5567 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5568 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5569 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5570 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5571 } |
2572 | 5572 } |
5573 | |
19729
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5574 static size_t |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5575 do_printf_string (std::ostream& os, const octave::printf_format_elt *elt, |
19729
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5576 int nsa, int sa_1, int sa_2, const std::string& arg, |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5577 const std::string& who) |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5578 { |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5579 if (nsa > 2) |
20831
35241c4b696c
eliminate return statements after calls to error
John W. Eaton <jwe@octave.org>
parents:
20768
diff
changeset
|
5580 ::error ("%s: internal error handling format", who.c_str ()); |
19729
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5581 |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5582 std::string flags = elt->flags; |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5583 |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5584 bool left = flags.find ('-') != std::string::npos; |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5585 |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5586 size_t len = arg.length (); |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5587 |
23450
855122b993da
maint: Wrap tertiary operator in parentheses "(COND ? x : y)".
Rik <rik@octave.org>
parents:
23449
diff
changeset
|
5588 size_t fw = (nsa > 0 ? sa_1 : (elt->fw == -1 ? len : elt->fw)); |
855122b993da
maint: Wrap tertiary operator in parentheses "(COND ? x : y)".
Rik <rik@octave.org>
parents:
23449
diff
changeset
|
5589 size_t prec = (nsa > 1 ? sa_2 : (elt->prec == -1 ? len : elt->prec)); |
19729
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5590 |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5591 os << std::setw (fw) |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5592 << (left ? std::left : std::right) |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5593 << (prec < len ? arg.substr (0, prec) : arg); |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5594 |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5595 return len > fw ? len : fw; |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5596 } |
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5597 |
18650
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5598 static bool |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5599 is_nan_or_inf (const octave_value& val) |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5600 { |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5601 octave_value ov_isnan = val.isnan (); |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5602 octave_value ov_isinf = val.isinf (); |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5603 |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5604 return (ov_isnan.is_true () || ov_isinf.is_true ()); |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5605 } |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5606 |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5607 static bool |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5608 ok_for_signed_int_conv (const octave_value& val) |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5609 { |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5610 uint64_t limit = std::numeric_limits<int64_t>::max (); |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5611 |
19729
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5612 if (val.is_string ()) |
20252
7fa170cc14fe
Return correct hex value for printf when used with string inputs (bug #45263).
John W. Eaton <jwe@octave.org>
parents:
19864
diff
changeset
|
5613 return true; |
23580
2230f9e10fb3
maint: Deprecate is_integer_type and replace with isinteger.
Rik <rik@octave.org>
parents:
23577
diff
changeset
|
5614 else if (val.isinteger ()) |
18650
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5615 { |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5616 if (val.is_uint64_type ()) |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5617 { |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5618 octave_uint64 ival = val.uint64_scalar_value (); |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5619 |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5620 if (ival.value () <= limit) |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5621 return true; |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5622 } |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5623 else |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5624 return true; |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5625 } |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5626 else |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5627 { |
19729
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5628 double dval = val.double_value (true); |
18650
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5629 |
21782
2aef506f3fec
use namespace for lo-mappers.h functions
John W. Eaton <jwe@octave.org>
parents:
21777
diff
changeset
|
5630 if (dval == octave::math::round (dval) && dval <= limit) |
18650
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5631 return true; |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5632 } |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5633 |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5634 return false; |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5635 } |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5636 |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5637 static bool |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5638 ok_for_unsigned_int_conv (const octave_value& val) |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5639 { |
19729
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5640 if (val.is_string ()) |
20252
7fa170cc14fe
Return correct hex value for printf when used with string inputs (bug #45263).
John W. Eaton <jwe@octave.org>
parents:
19864
diff
changeset
|
5641 return true; |
23580
2230f9e10fb3
maint: Deprecate is_integer_type and replace with isinteger.
Rik <rik@octave.org>
parents:
23577
diff
changeset
|
5642 else if (val.isinteger ()) |
18653
7d0014bb9e4e
also switch from unsigned integer to real format for negative values
John W. Eaton <jwe@octave.org>
parents:
18650
diff
changeset
|
5643 { |
7d0014bb9e4e
also switch from unsigned integer to real format for negative values
John W. Eaton <jwe@octave.org>
parents:
18650
diff
changeset
|
5644 // Easier than dispatching here... |
7d0014bb9e4e
also switch from unsigned integer to real format for negative values
John W. Eaton <jwe@octave.org>
parents:
18650
diff
changeset
|
5645 |
7d0014bb9e4e
also switch from unsigned integer to real format for negative values
John W. Eaton <jwe@octave.org>
parents:
18650
diff
changeset
|
5646 octave_value ov_is_ge_zero |
7d0014bb9e4e
also switch from unsigned integer to real format for negative values
John W. Eaton <jwe@octave.org>
parents:
18650
diff
changeset
|
5647 = do_binary_op (octave_value::op_ge, val, octave_value (0.0)); |
7d0014bb9e4e
also switch from unsigned integer to real format for negative values
John W. Eaton <jwe@octave.org>
parents:
18650
diff
changeset
|
5648 |
7d0014bb9e4e
also switch from unsigned integer to real format for negative values
John W. Eaton <jwe@octave.org>
parents:
18650
diff
changeset
|
5649 return ov_is_ge_zero.is_true (); |
7d0014bb9e4e
also switch from unsigned integer to real format for negative values
John W. Eaton <jwe@octave.org>
parents:
18650
diff
changeset
|
5650 } |
18650
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5651 else |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5652 { |
19729
17a7e9f26e50
improve compatibility of printf functions
John W. Eaton <jwe@octave.org>
parents:
19697
diff
changeset
|
5653 double dval = val.double_value (true); |
18650
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5654 |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5655 uint64_t limit = std::numeric_limits<uint64_t>::max (); |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5656 |
21782
2aef506f3fec
use namespace for lo-mappers.h functions
John W. Eaton <jwe@octave.org>
parents:
21777
diff
changeset
|
5657 if (dval == octave::math::round (dval) && dval >= 0 && dval <= limit) |
18650
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5658 return true; |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5659 } |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5660 |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5661 return false; |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5662 } |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5663 |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5664 static std::string |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5665 switch_to_g_format (const octave::printf_format_elt *elt) |
18650
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5666 { |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5667 std::string tfmt = elt->text; |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5668 |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5669 tfmt.replace (tfmt.rfind (elt->type), 1, "g"); |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5670 |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5671 return tfmt; |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5672 } |
491b0adfec95
compatibility fixes for printf integer format specifiers
John W. Eaton <jwe@octave.org>
parents:
18620
diff
changeset
|
5673 |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5674 namespace octave |
3340 | 5675 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5676 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5677 base_stream::do_numeric_printf_conv (std::ostream& os, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5678 const printf_format_elt *elt, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5679 int nsa, int sa_1, int sa_2, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5680 const octave_value& val, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5681 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5682 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5683 int retval = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5684 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5685 const char *fmt = elt->text; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5686 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5687 if (is_nan_or_inf (val)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5688 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5689 double dval = val.double_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5690 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5691 std::string tfmt = fmt; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5692 std::string::size_type i1, i2; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5693 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5694 tfmt.replace ((i1 = tfmt.rfind (elt->type)), 1, 1, 's'); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5695 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5696 if ((i2 = tfmt.rfind ('.')) != std::string::npos && i2 < i1) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5697 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5698 tfmt.erase (i2, i1-i2); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5699 if (elt->prec == -2) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5700 nsa--; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5701 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5702 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5703 const char *tval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5704 if (lo_ieee_isinf (dval)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5705 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5706 if (elt->flags.find ('+') != std::string::npos) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5707 tval = (dval < 0 ? "-Inf" : "+Inf"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5708 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5709 tval = (dval < 0 ? "-Inf" : "Inf"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5710 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5711 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5712 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5713 if (elt->flags.find ('+') != std::string::npos) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5714 tval = (lo_ieee_is_NA (dval) ? "+NA" : "+NaN"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5715 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5716 tval = (lo_ieee_is_NA (dval) ? "NA" : "NaN"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5717 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5718 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5719 retval += do_printf_conv (os, tfmt.c_str (), nsa, sa_1, sa_2, tval, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5720 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5721 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5722 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5723 static std::string llmod |
23450
855122b993da
maint: Wrap tertiary operator in parentheses "(COND ? x : y)".
Rik <rik@octave.org>
parents:
23449
diff
changeset
|
5724 = (sizeof (long) == sizeof (int64_t) ? "l" : "ll"); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5725 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5726 char type = elt->type; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5727 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5728 switch (type) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5729 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5730 case 'd': case 'i': case 'c': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5731 if (ok_for_signed_int_conv (val)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5732 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5733 octave_int64 tval = val.int64_scalar_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5734 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5735 // Insert "long" modifier. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5736 std::string tfmt = fmt; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5737 tfmt.replace (tfmt.rfind (type), 1, llmod + type); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5738 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5739 retval += do_printf_conv (os, tfmt.c_str (), nsa, sa_1, sa_2, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5740 tval.value (), who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5741 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5742 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5743 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5744 std::string tfmt = switch_to_g_format (elt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5745 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5746 double dval = val.double_value (true); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5747 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5748 retval += do_printf_conv (os, tfmt.c_str (), nsa, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5749 sa_1, sa_2, dval, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5750 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5751 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5752 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5753 case 'o': case 'x': case 'X': case 'u': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5754 if (ok_for_unsigned_int_conv (val)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5755 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5756 octave_uint64 tval = val.uint64_scalar_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5757 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5758 // Insert "long" modifier. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5759 std::string tfmt = fmt; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5760 tfmt.replace (tfmt.rfind (type), 1, llmod + type); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5761 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5762 retval += do_printf_conv (os, tfmt.c_str (), nsa, sa_1, sa_2, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5763 tval.value (), who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5764 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5765 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5766 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5767 std::string tfmt = switch_to_g_format (elt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5768 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5769 double dval = val.double_value (true); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5770 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5771 retval += do_printf_conv (os, tfmt.c_str (), nsa, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5772 sa_1, sa_2, dval, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5773 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5774 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5775 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5776 case 'f': case 'e': case 'E': |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5777 case 'g': case 'G': |
9701 | 5778 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5779 double dval = val.double_value (true); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5780 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5781 retval += do_printf_conv (os, fmt, nsa, sa_1, sa_2, dval, who); |
9701 | 5782 } |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5783 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5784 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5785 default: |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
5786 // Note: error is member fcn from base_stream, not ::error. |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5787 // This error does not halt execution so "return ..." must exist. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5788 error ("%s: invalid format specifier", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5789 return -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5790 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5791 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5792 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5793 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5794 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5795 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5796 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5797 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5798 base_stream::do_printf (printf_format_list& fmt_list, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5799 const octave_value_list& args, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5800 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5801 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5802 int retval = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5803 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5804 octave_idx_type nconv = fmt_list.num_conversions (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5805 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5806 std::ostream *osp = output_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5807 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5808 if (! osp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5809 invalid_operation (who, "writing"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5810 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5811 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5812 std::ostream& os = *osp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5813 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5814 const printf_format_elt *elt = fmt_list.first (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5815 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5816 printf_value_cache val_cache (args, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5817 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5818 for (;;) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5819 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5820 octave_quit (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5821 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5822 if (! elt) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5823 ::error ("%s: internal error handling format", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5824 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5825 // NSA is the number of 'star' args to convert. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5826 int nsa = (elt->fw == -2) + (elt->prec == -2); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5827 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5828 int sa_1 = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5829 int sa_2 = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5830 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5831 if (nsa > 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5832 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5833 sa_1 = val_cache.int_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5834 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5835 if (! val_cache) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5836 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5837 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5838 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5839 if (nsa > 1) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5840 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5841 sa_2 = val_cache.int_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5842 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5843 if (! val_cache) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5844 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5845 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5846 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5847 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5848 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5849 if (elt->type == '%') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5850 { |
23807
336f89b6208b
Use character literals 'c' rather than string literals "c" when possible.
Rik <rik@octave.org>
parents:
23804
diff
changeset
|
5851 os << '%'; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5852 retval++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5853 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5854 else if (elt->args == 0 && elt->text) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5855 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5856 os << elt->text; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5857 retval += strlen (elt->text); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5858 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5859 else if (elt->type == 's' || elt->type == 'c') |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5860 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5861 octave_value val = val_cache.get_next_value (elt->type); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5862 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5863 if (val_cache) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5864 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5865 if (val.is_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5866 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5867 std::string sval = val.string_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5868 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5869 retval += do_printf_string (os, elt, nsa, sa_1, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5870 sa_2, sval, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5871 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5872 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5873 retval += do_numeric_printf_conv (os, elt, nsa, sa_1, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5874 sa_2, val, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5875 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5876 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5877 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5878 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5879 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5880 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5881 octave_value val = val_cache.get_next_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5882 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5883 if (val_cache) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5884 { |
23577
80c42f4cca13
maint: Deprecate is_empty and replace with isempty.
Rik <rik@octave.org>
parents:
23576
diff
changeset
|
5885 if (! val.isempty ()) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5886 retval += do_numeric_printf_conv (os, elt, nsa, sa_1, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5887 sa_2, val, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5888 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5889 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5890 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5891 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5892 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5893 if (! os) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5894 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5895 error ("%s: write error", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5896 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5897 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5898 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5899 elt = fmt_list.next (nconv > 0 && ! val_cache.exhausted ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5900 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5901 if (! elt || (val_cache.exhausted () && elt->args > 0)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5902 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5903 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5904 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5905 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5906 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5907 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5908 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5909 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5910 base_stream::printf (const std::string& fmt, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5911 const octave_value_list& args, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5912 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5913 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5914 printf_format_list fmt_list (fmt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5915 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5916 if (fmt_list.num_conversions () == -1) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5917 ::error ("%s: invalid format specified", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5918 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5919 return do_printf (fmt_list, args, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5920 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5921 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5922 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5923 base_stream::puts (const std::string& s, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5924 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5925 int retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5926 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5927 std::ostream *osp = output_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5928 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5929 if (! osp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5930 invalid_operation (who, "writing"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5931 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5932 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5933 std::ostream& os = *osp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5934 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5935 os << s; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5936 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5937 if (! os) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5938 error ("%s: write error", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5939 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5940 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5941 // FIXME: why does this seem to be necessary? |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5942 // Without it, output from a loop like |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5943 // |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5944 // for i = 1:100, fputs (stdout, "foo\n"); endfor |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5945 // |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5946 // doesn't seem to go to the pager immediately. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5947 os.flush (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5948 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5949 if (os) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5950 retval = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5951 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5952 error ("%s: write error", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5953 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5954 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5955 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5956 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5957 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5958 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5959 // Return current error message for this stream. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5960 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5961 std::string |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5962 base_stream::error (bool clear_err, int& err_num) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5963 { |
23450
855122b993da
maint: Wrap tertiary operator in parentheses "(COND ? x : y)".
Rik <rik@octave.org>
parents:
23449
diff
changeset
|
5964 err_num = (fail ? -1 : 0); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5965 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5966 std::string tmp = errmsg; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5967 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5968 if (clear_err) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5969 clear (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5970 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5971 return tmp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5972 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5973 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5974 void |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5975 base_stream::invalid_operation (const std::string& who, const char *rw) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5976 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5977 // Note: This calls the member fcn error, not ::error from error.h. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5978 error (who, std::string ("stream not open for ") + rw); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5979 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5980 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5981 stream::stream (base_stream *bs) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5982 : rep (bs) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5983 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5984 if (rep) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5985 rep->count = 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5986 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5987 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5988 stream::~stream (void) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5989 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5990 if (rep && --rep->count == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5991 delete rep; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5992 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5993 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5994 stream::stream (const stream& s) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5995 : rep (s.rep) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5996 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5997 if (rep) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5998 rep->count++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
5999 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6000 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6001 stream& |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6002 stream::operator = (const stream& s) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6003 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6004 if (rep != s.rep) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6005 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6006 if (rep && --rep->count == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6007 delete rep; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6008 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6009 rep = s.rep; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6010 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6011 if (rep) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6012 rep->count++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6013 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6014 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6015 return *this; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6016 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6017 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6018 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6019 stream::flush (void) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6020 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6021 int retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6022 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6023 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6024 retval = rep->flush (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6025 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6026 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6027 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6028 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6029 std::string |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6030 stream::getl (octave_idx_type max_len, bool& err, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6031 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6032 std::string retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6033 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6034 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6035 retval = rep->getl (max_len, err, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6036 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6037 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6038 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6039 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6040 std::string |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6041 stream::getl (const octave_value& tc_max_len, bool& err, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6042 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6043 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6044 err = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6045 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6046 int conv_err = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6047 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6048 int max_len = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6049 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6050 if (tc_max_len.is_defined ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6051 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6052 max_len = convert_to_valid_int (tc_max_len, conv_err); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6053 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6054 if (conv_err || max_len < 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6055 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6056 err = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6057 ::error ("%s: invalid maximum length specified", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6058 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6059 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6060 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6061 return getl (max_len, err, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6062 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6063 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6064 std::string |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6065 stream::gets (octave_idx_type max_len, bool& err, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6066 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6067 std::string retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6068 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6069 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6070 retval = rep->gets (max_len, err, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6071 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6072 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6073 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6074 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6075 std::string |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6076 stream::gets (const octave_value& tc_max_len, bool& err, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6077 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6078 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6079 err = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6080 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6081 int conv_err = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6082 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6083 int max_len = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6084 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6085 if (tc_max_len.is_defined ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6086 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6087 max_len = convert_to_valid_int (tc_max_len, conv_err); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6088 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6089 if (conv_err || max_len < 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6090 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6091 err = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6092 ::error ("%s: invalid maximum length specified", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6093 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6094 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6095 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6096 return gets (max_len, err, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6097 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6098 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6099 off_t |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6100 stream::skipl (off_t count, bool& err, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6101 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6102 off_t retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6103 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6104 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6105 retval = rep->skipl (count, err, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6106 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6107 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6108 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6109 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6110 off_t |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6111 stream::skipl (const octave_value& tc_count, bool& err, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6112 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6113 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6114 err = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6115 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6116 int conv_err = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6117 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6118 int count = 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6119 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6120 if (tc_count.is_defined ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6121 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6122 if (tc_count.is_scalar_type () |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6123 && math::isinf (tc_count.scalar_value ())) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6124 count = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6125 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6126 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6127 count = convert_to_valid_int (tc_count, conv_err); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6128 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6129 if (conv_err || count < 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6130 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6131 err = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6132 ::error ("%s: invalid number of lines specified", who.c_str ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6133 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6134 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6135 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6136 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6137 return skipl (count, err, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6138 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6139 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6140 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6141 stream::seek (off_t offset, int origin) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6142 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6143 int status = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6144 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6145 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6146 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6147 clearerr (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6148 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6149 // Find current position so we can return to it if needed. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6150 off_t orig_pos = rep->tell (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6151 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6152 // Move to end of file. If successful, find the offset of the end. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6153 status = rep->seek (0, SEEK_END); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6154 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6155 if (status == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6156 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6157 off_t eof_pos = rep->tell (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6158 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6159 if (origin == SEEK_CUR) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6160 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6161 // Move back to original position, otherwise we will be seeking |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6162 // from the end of file which is probably not the original |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6163 // location. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6164 rep->seek (orig_pos, SEEK_SET); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6165 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6166 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6167 // Attempt to move to desired position; may be outside bounds of |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6168 // existing file. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6169 status = rep->seek (offset, origin); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6170 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6171 if (status == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6172 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6173 // Where are we after moving to desired position? |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6174 off_t desired_pos = rep->tell (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6175 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6176 // I don't think save_pos can be less than zero, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6177 // but we'll check anyway... |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6178 if (desired_pos > eof_pos || desired_pos < 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6179 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6180 // Seek outside bounds of file. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6181 // Failure should leave position unchanged. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6182 rep->seek (orig_pos, SEEK_SET); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6183 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6184 status = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6185 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6186 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6187 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6188 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6189 // Seeking to the desired position failed. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6190 // Move back to original position and return failure status. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6191 rep->seek (orig_pos, SEEK_SET); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6192 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6193 status = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6194 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6195 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6196 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6197 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6198 return status; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6199 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6200 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6201 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6202 stream::seek (const octave_value& tc_offset, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6203 const octave_value& tc_origin) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6204 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6205 int retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6206 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6207 // FIXME: should we have octave_value methods that handle off_t explicitly? |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6208 octave_int64 val = tc_offset.xint64_scalar_value ("fseek: invalid value for offset"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6209 off_t xoffset = val.value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6210 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6211 int conv_err = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6212 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6213 int origin = SEEK_SET; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6214 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6215 if (tc_origin.is_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6216 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6217 std::string xorigin = tc_origin.string_value ("fseek: invalid value for origin"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6218 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6219 if (xorigin == "bof") |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6220 origin = SEEK_SET; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6221 else if (xorigin == "cof") |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6222 origin = SEEK_CUR; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6223 else if (xorigin == "eof") |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6224 origin = SEEK_END; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6225 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6226 conv_err = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6227 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6228 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6229 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6230 int xorigin = convert_to_valid_int (tc_origin, conv_err); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6231 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6232 if (! conv_err) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6233 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6234 if (xorigin == -1) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6235 origin = SEEK_SET; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6236 else if (xorigin == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6237 origin = SEEK_CUR; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6238 else if (xorigin == 1) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6239 origin = SEEK_END; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6240 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6241 conv_err = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6242 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6243 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6244 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6245 if (conv_err) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6246 ::error ("fseek: invalid value for origin"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6247 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6248 retval = seek (xoffset, origin); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6249 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6250 if (retval != 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6251 // Note: error is member fcn from stream, not ::error. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6252 error ("fseek: failed to seek to requested position"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6253 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6254 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6255 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6256 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6257 off_t |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6258 stream::tell (void) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6259 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6260 off_t retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6261 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6262 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6263 retval = rep->tell (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6264 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6265 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6266 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6267 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6268 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6269 stream::rewind (void) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6270 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6271 return seek (0, SEEK_SET); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6272 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6273 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6274 bool |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6275 stream::is_open (void) const |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6276 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6277 bool retval = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6278 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6279 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6280 retval = rep->is_open (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6281 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6282 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6283 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6284 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6285 void |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6286 stream::close (void) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6287 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6288 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6289 rep->close (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6290 } |
3340 | 6291 } |
6292 | |
21335
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6293 // FIXME: maybe these should be defined in lo-ieee.h? |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6294 |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6295 template <typename T> |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6296 static inline bool |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6297 is_old_NA (T) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6298 { |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6299 return false; |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6300 } |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6301 |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6302 template <> |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6303 inline bool |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6304 is_old_NA<double> (double val) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6305 { |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6306 return __lo_ieee_is_old_NA (val); |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6307 } |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6308 |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6309 template <typename T> |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6310 static inline T |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6311 replace_old_NA (T val) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6312 { |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6313 return val; |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6314 } |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6315 |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6316 template <> |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6317 inline double |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6318 replace_old_NA<double> (double val) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6319 { |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6320 return __lo_ieee_replace_old_NA (val); |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6321 } |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6322 |
21139
538b57866b90
consistently use "typename" intead of "class" in template declarations
John W. Eaton <jwe@octave.org>
parents:
21129
diff
changeset
|
6323 template <typename SRC_T, typename DST_T> |
17453
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6324 static octave_value |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6325 convert_and_copy (std::list<void *>& input_buf_list, |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6326 octave_idx_type input_buf_elts, |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6327 octave_idx_type elts_read, |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6328 octave_idx_type nr, octave_idx_type nc, bool swap, |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6329 bool do_float_fmt_conv, bool do_NA_conv, |
21739
c4ab2e54f100
use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
6330 octave::mach_info::float_format from_flt_fmt) |
17453
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6331 { |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6332 typedef typename DST_T::element_type dst_elt_type; |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6333 |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6334 DST_T conv (dim_vector (nr, nc)); |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6335 |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6336 dst_elt_type *conv_data = conv.fortran_vec (); |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6337 |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6338 octave_idx_type j = 0; |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6339 |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6340 for (std::list<void *>::const_iterator it = input_buf_list.begin (); |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6341 it != input_buf_list.end (); it++) |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6342 { |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6343 SRC_T *data = static_cast<SRC_T *> (*it); |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6344 |
17463 | 6345 if (swap || do_float_fmt_conv) |
17453
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6346 { |
21335
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6347 if (do_NA_conv) |
17463 | 6348 { |
21335
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6349 for (octave_idx_type i = 0; i < input_buf_elts && j < elts_read; |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6350 i++, j++) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6351 { |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6352 if (swap) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6353 swap_bytes<sizeof (SRC_T)> (&data[i]); |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6354 else if (do_float_fmt_conv) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6355 do_float_format_conversion (&data[i], sizeof (SRC_T), |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6356 1, from_flt_fmt, |
21739
c4ab2e54f100
use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
6357 octave::mach_info::native_float_format ()); |
21335
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6358 |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6359 dst_elt_type tmp (data[i]); |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6360 |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6361 if (is_old_NA (tmp)) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6362 tmp = replace_old_NA (tmp); |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6363 |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6364 conv_data[j] = tmp; |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6365 } |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6366 } |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6367 else |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6368 { |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6369 for (octave_idx_type i = 0; i < input_buf_elts && j < elts_read; |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6370 i++, j++) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6371 { |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6372 if (swap) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6373 swap_bytes<sizeof (SRC_T)> (&data[i]); |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6374 else if (do_float_fmt_conv) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6375 do_float_format_conversion (&data[i], sizeof (SRC_T), |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6376 1, from_flt_fmt, |
21739
c4ab2e54f100
use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
6377 octave::mach_info::native_float_format ()); |
21335
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6378 |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6379 conv_data[j] = data[i]; |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6380 } |
17463 | 6381 } |
6382 } | |
6383 else | |
6384 { | |
6385 if (do_NA_conv) | |
6386 { | |
6387 for (octave_idx_type i = 0; i < input_buf_elts && j < elts_read; | |
6388 i++, j++) | |
6389 { | |
6390 dst_elt_type tmp (data[i]); | |
6391 | |
21335
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6392 if (is_old_NA (tmp)) |
e078d2208d86
avoid warnings about implicit float to booll conversions
John W. Eaton <jwe@octave.org>
parents:
21301
diff
changeset
|
6393 tmp = replace_old_NA (tmp); |
17463 | 6394 |
6395 conv_data[j] = tmp; | |
6396 } | |
6397 } | |
6398 else | |
6399 { | |
6400 for (octave_idx_type i = 0; i < input_buf_elts && j < elts_read; | |
6401 i++, j++) | |
6402 conv_data[j] = data[i]; | |
6403 } | |
17453
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6404 } |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6405 |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6406 delete [] data; |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6407 } |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6408 |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6409 input_buf_list.clear (); |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6410 |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6411 for (octave_idx_type i = elts_read; i < nr * nc; i++) |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6412 conv_data[i] = dst_elt_type (0); |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6413 |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6414 return conv; |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6415 } |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6416 |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6417 typedef octave_value (*conv_fptr) |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6418 (std::list<void *>& input_buf_list, octave_idx_type input_buf_elts, |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6419 octave_idx_type elts_read, octave_idx_type nr, octave_idx_type nc, |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6420 bool swap, bool do_float_fmt_conv, bool do_NA_conv, |
21739
c4ab2e54f100
use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
6421 octave::mach_info::float_format from_flt_fmt); |
17453
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6422 |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6423 #define TABLE_ELT(T, U, V, W) \ |
17453
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6424 conv_fptr_table[oct_data_conv::T][oct_data_conv::U] = convert_and_copy<V, W> |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6425 |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6426 #define FILL_TABLE_ROW(T, V) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6427 TABLE_ELT (T, dt_int8, V, int8NDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6428 TABLE_ELT (T, dt_uint8, V, uint8NDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6429 TABLE_ELT (T, dt_int16, V, int16NDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6430 TABLE_ELT (T, dt_uint16, V, uint16NDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6431 TABLE_ELT (T, dt_int32, V, int32NDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6432 TABLE_ELT (T, dt_uint32, V, uint32NDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6433 TABLE_ELT (T, dt_int64, V, int64NDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6434 TABLE_ELT (T, dt_uint64, V, uint64NDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6435 TABLE_ELT (T, dt_single, V, FloatNDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6436 TABLE_ELT (T, dt_double, V, NDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6437 TABLE_ELT (T, dt_char, V, charNDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6438 TABLE_ELT (T, dt_schar, V, charNDArray); \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
6439 TABLE_ELT (T, dt_uchar, V, charNDArray); \ |
17453
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6440 TABLE_ELT (T, dt_logical, V, boolNDArray); |
669ad11f282d
improve efficiency of fread
John W. Eaton <jwe@octave.org>
parents:
17416
diff
changeset
|
6441 |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6442 namespace octave |
2117 | 6443 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6444 octave_value |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6445 stream::finalize_read (std::list<void *>& input_buf_list, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6446 octave_idx_type input_buf_elts, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6447 octave_idx_type elts_read, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6448 octave_idx_type nr, octave_idx_type nc, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6449 oct_data_conv::data_type input_type, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6450 oct_data_conv::data_type output_type, |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6451 mach_info::float_format ffmt) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6452 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6453 octave_value retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6454 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6455 static bool initialized = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6456 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6457 // Table function pointers for return types x read types. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6458 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6459 static conv_fptr conv_fptr_table[oct_data_conv::dt_unknown][14]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6460 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6461 if (! initialized) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6462 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6463 for (int i = 0; i < oct_data_conv::dt_unknown; i++) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6464 for (int j = 0; j < 14; j++) |
23795
980f39c3ab90
Use C++11 nullptr rather than 0 in code (bug #51565).
Rik <rik@octave.org>
parents:
23792
diff
changeset
|
6465 conv_fptr_table[i][j] = nullptr; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6466 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6467 FILL_TABLE_ROW (dt_int8, int8_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6468 FILL_TABLE_ROW (dt_uint8, uint8_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6469 FILL_TABLE_ROW (dt_int16, int16_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6470 FILL_TABLE_ROW (dt_uint16, uint16_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6471 FILL_TABLE_ROW (dt_int32, int32_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6472 FILL_TABLE_ROW (dt_uint32, uint32_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6473 FILL_TABLE_ROW (dt_int64, int64_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6474 FILL_TABLE_ROW (dt_uint64, uint64_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6475 FILL_TABLE_ROW (dt_single, float); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6476 FILL_TABLE_ROW (dt_double, double); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6477 FILL_TABLE_ROW (dt_char, char); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6478 FILL_TABLE_ROW (dt_schar, signed char); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6479 FILL_TABLE_ROW (dt_uchar, unsigned char); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6480 FILL_TABLE_ROW (dt_logical, bool); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6481 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6482 initialized = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6483 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6484 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6485 bool swap = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6486 |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6487 if (ffmt == mach_info::flt_fmt_unknown) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6488 ffmt = float_format (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6489 |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6490 if (mach_info::words_big_endian ()) |
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6491 swap = (ffmt == mach_info::flt_fmt_ieee_little_endian); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6492 else |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6493 swap = (ffmt == mach_info::flt_fmt_ieee_big_endian); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6494 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6495 bool do_float_fmt_conv = ((input_type == oct_data_conv::dt_double |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6496 || input_type == oct_data_conv::dt_single) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6497 && ffmt != float_format ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6498 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6499 bool do_NA_conv = (output_type == oct_data_conv::dt_double); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6500 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6501 switch (output_type) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6502 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6503 case oct_data_conv::dt_int8: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6504 case oct_data_conv::dt_uint8: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6505 case oct_data_conv::dt_int16: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6506 case oct_data_conv::dt_uint16: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6507 case oct_data_conv::dt_int32: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6508 case oct_data_conv::dt_uint32: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6509 case oct_data_conv::dt_int64: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6510 case oct_data_conv::dt_uint64: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6511 case oct_data_conv::dt_single: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6512 case oct_data_conv::dt_double: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6513 case oct_data_conv::dt_char: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6514 case oct_data_conv::dt_schar: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6515 case oct_data_conv::dt_uchar: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6516 case oct_data_conv::dt_logical: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6517 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6518 conv_fptr fptr = conv_fptr_table[input_type][output_type]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6519 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6520 retval = fptr (input_buf_list, input_buf_elts, elts_read, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6521 nr, nc, swap, do_float_fmt_conv, do_NA_conv, ffmt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6522 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6523 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6524 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6525 default: |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6526 ::error ("read: invalid type specification"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6527 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6528 |
20931
69dcb58b9ada
Clean up use of error() versus ::error() in stream-based code.
Rik <rik@octave.org>
parents:
20917
diff
changeset
|
6529 return retval; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6530 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6531 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6532 octave_value |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6533 stream::read (const Array<double>& size, octave_idx_type block_size, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6534 oct_data_conv::data_type input_type, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6535 oct_data_conv::data_type output_type, |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6536 octave_idx_type skip, mach_info::float_format ffmt, |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6537 octave_idx_type& count) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6538 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6539 octave_value retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6540 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6541 octave_idx_type nr = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6542 octave_idx_type nc = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6543 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6544 bool one_elt_size_spec = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6545 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6546 if (! stream_ok ()) |
22996
36df0e0072a5
distinguish elements vs. bytes in fread (bug #49699)
John W. Eaton <jwe@octave.org>
parents:
22407
diff
changeset
|
6547 return retval; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6548 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6549 // FIXME: we may eventually want to make this extensible. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6550 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6551 // FIXME: we need a better way to ensure that this |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6552 // numbering stays consistent with the order of the elements in the |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6553 // data_type enum in the oct_data_conv class. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6554 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6555 // Expose this in a future version? |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6556 size_t char_count = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6557 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6558 ptrdiff_t tmp_count = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6559 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6560 try |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6561 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6562 get_size (size, nr, nc, one_elt_size_spec, "fread"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6563 } |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6564 catch (const execution_exception&) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6565 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6566 invalid_operation ("fread", "reading"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6567 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6568 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6569 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6570 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6571 if (one_elt_size_spec) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6572 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6573 // If NR == 0, Matlab returns [](0x0). |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6574 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6575 // If NR > 0, the result will be a column vector with the given |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6576 // number of rows. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6577 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6578 // If NR < 0, then we have Inf and the result will be a column |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6579 // vector but we have to wait to see how big NR will be. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6580 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6581 if (nr == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6582 nr = nc = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6583 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6584 nc = 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6585 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6586 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6587 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6588 // Matlab returns [] even if there are two elements in the size |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6589 // specification and one is nonzero. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6590 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6591 // If NC < 0 we have [NR, Inf] and we'll wait to decide how big NC |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6592 // should be. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6593 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6594 if (nr == 0 || nc == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6595 nr = nc = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6596 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6597 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6598 // FIXME: Ensure that this does not overflow. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6599 // Maybe try comparing nr * nc computed in double with |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6600 // std::numeric_limits<octave_idx_type>::max (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6601 octave_idx_type elts_to_read = nr * nc; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6602 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6603 bool read_to_eof = elts_to_read < 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6604 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6605 octave_idx_type input_buf_elts = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6606 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6607 if (skip == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6608 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6609 if (read_to_eof) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6610 input_buf_elts = 1024 * 1024; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6611 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6612 input_buf_elts = elts_to_read; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6613 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6614 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6615 input_buf_elts = block_size; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6616 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6617 octave_idx_type input_elt_size |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6618 = oct_data_conv::data_type_size (input_type); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6619 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6620 ptrdiff_t input_buf_size |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6621 = static_cast<ptrdiff_t> (input_buf_elts) * input_elt_size; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6622 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6623 assert (input_buf_size >= 0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6624 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6625 // Must also work and return correct type object |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6626 // for 0 elements to read. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6627 std::istream *isp = input_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6628 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6629 if (! isp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6630 error ("fread: invalid input stream"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6631 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6632 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6633 std::istream& is = *isp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6634 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6635 std::list <void *> input_buf_list; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6636 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6637 while (is && ! is.eof () |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6638 && (read_to_eof || tmp_count < elts_to_read)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6639 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6640 if (! read_to_eof) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6641 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6642 octave_idx_type remaining_elts = elts_to_read - tmp_count; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6643 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6644 if (remaining_elts < input_buf_elts) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6645 input_buf_size = remaining_elts * input_elt_size; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6646 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6647 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6648 char *input_buf = new char [input_buf_size]; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6649 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6650 is.read (input_buf, input_buf_size); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6651 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6652 size_t gcount = is.gcount (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6653 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6654 char_count += gcount; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6655 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6656 octave_idx_type nel = gcount / input_elt_size; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6657 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6658 tmp_count += nel; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6659 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6660 input_buf_list.push_back (input_buf); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6661 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6662 if (is && skip != 0 && nel == block_size) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6663 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6664 // Seek to skip. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6665 // If skip would move past EOF, position at EOF. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6666 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6667 off_t orig_pos = tell (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6668 |
20931
69dcb58b9ada
Clean up use of error() versus ::error() in stream-based code.
Rik <rik@octave.org>
parents:
20917
diff
changeset
|
6669 seek (0, SEEK_END); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6670 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6671 off_t eof_pos = tell (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6672 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6673 // Is it possible for this to fail to return us to |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6674 // the original position? |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6675 seek (orig_pos, SEEK_SET); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6676 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6677 off_t remaining = eof_pos - orig_pos; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6678 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6679 if (remaining < skip) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6680 seek (0, SEEK_END); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6681 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6682 seek (skip, SEEK_CUR); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6683 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6684 if (! is) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6685 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6686 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6687 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6688 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6689 if (read_to_eof) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6690 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6691 if (nc < 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6692 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6693 nc = tmp_count / nr; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6694 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6695 if (tmp_count % nr != 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6696 nc++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6697 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6698 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6699 nr = tmp_count; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6700 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6701 else if (tmp_count == 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6702 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6703 nr = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6704 nc = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6705 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6706 else if (tmp_count != nr * nc) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6707 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6708 if (tmp_count % nr != 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6709 nc = tmp_count / nr + 1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6710 else |
22996
36df0e0072a5
distinguish elements vs. bytes in fread (bug #49699)
John W. Eaton <jwe@octave.org>
parents:
22407
diff
changeset
|
6711 nc = tmp_count / nr; |
36df0e0072a5
distinguish elements vs. bytes in fread (bug #49699)
John W. Eaton <jwe@octave.org>
parents:
22407
diff
changeset
|
6712 |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6713 if (tmp_count < nr) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6714 nr = tmp_count; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6715 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6716 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6717 if (tmp_count > std::numeric_limits<octave_idx_type>::max ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6718 error ("fread: number of elements read exceeds max index size"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6719 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6720 count = static_cast<octave_idx_type> (tmp_count); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6721 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6722 retval = finalize_read (input_buf_list, input_buf_elts, count, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6723 nr, nc, input_type, output_type, ffmt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6724 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6725 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6726 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6727 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6728 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6729 octave_idx_type |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6730 stream::write (const octave_value& data, octave_idx_type block_size, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6731 oct_data_conv::data_type output_type, |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6732 octave_idx_type skip, mach_info::float_format flt_fmt) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6733 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6734 octave_idx_type retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6735 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6736 if (! stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6737 invalid_operation ("fwrite", "writing"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6738 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6739 { |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6740 if (flt_fmt == mach_info::flt_fmt_unknown) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6741 flt_fmt = float_format (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6742 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6743 octave_idx_type status = data.write (*this, block_size, output_type, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6744 skip, flt_fmt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6745 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6746 if (status < 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6747 error ("fwrite: write error"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6748 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6749 retval = status; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6750 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6751 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6752 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6753 } |
2117 | 6754 } |
6755 | |
21139
538b57866b90
consistently use "typename" intead of "class" in template declarations
John W. Eaton <jwe@octave.org>
parents:
21129
diff
changeset
|
6756 template <typename T, typename V> |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6757 static void |
18616
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6758 convert_chars (const void *data, void *conv_data, octave_idx_type n_elts) |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6759 { |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6760 const T *tt_data = static_cast<const T *> (data); |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6761 |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6762 V *vt_data = static_cast<V *> (conv_data); |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6763 |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6764 for (octave_idx_type i = 0; i < n_elts; i++) |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6765 vt_data[i] = tt_data[i]; |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6766 } |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6767 |
21139
538b57866b90
consistently use "typename" intead of "class" in template declarations
John W. Eaton <jwe@octave.org>
parents:
21129
diff
changeset
|
6768 template <typename T, typename V> |
18616
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6769 static void |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6770 convert_ints (const T *data, void *conv_data, octave_idx_type n_elts, |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6771 bool swap) |
4944 | 6772 { |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6773 typedef typename V::val_type val_type; |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6774 |
19739
3fa35defe495
Adjust spacing of static_cast<> calls to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
19729
diff
changeset
|
6775 val_type *vt_data = static_cast<val_type *> (conv_data); |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6776 |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6777 for (octave_idx_type i = 0; i < n_elts; i++) |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6778 { |
20931
69dcb58b9ada
Clean up use of error() versus ::error() in stream-based code.
Rik <rik@octave.org>
parents:
20917
diff
changeset
|
6779 // Yes, we want saturation semantics when converting to an integer type. |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6780 V val (data[i]); |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6781 |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6782 vt_data[i] = val.value (); |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6783 |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6784 if (swap) |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6785 swap_bytes<sizeof (val_type)> (&vt_data[i]); |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6786 } |
4944 | 6787 } |
6788 | |
21139
538b57866b90
consistently use "typename" intead of "class" in template declarations
John W. Eaton <jwe@octave.org>
parents:
21129
diff
changeset
|
6789 template <typename T> |
18616
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6790 class ultimate_element_type |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6791 { |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6792 public: |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6793 typedef T type; |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6794 }; |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6795 |
21139
538b57866b90
consistently use "typename" intead of "class" in template declarations
John W. Eaton <jwe@octave.org>
parents:
21129
diff
changeset
|
6796 template <typename T> |
23534
b6498c088fca
maint: Don't write '> >' for declaration of templates that use templates.
Rik <rik@octave.org>
parents:
23457
diff
changeset
|
6797 class ultimate_element_type<octave_int<T>> |
18616
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6798 { |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6799 public: |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6800 typedef T type; |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6801 }; |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6802 |
21139
538b57866b90
consistently use "typename" intead of "class" in template declarations
John W. Eaton <jwe@octave.org>
parents:
21129
diff
changeset
|
6803 template <typename T> |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6804 static bool |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6805 convert_data (const T *data, void *conv_data, octave_idx_type n_elts, |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6806 oct_data_conv::data_type output_type, |
21739
c4ab2e54f100
use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
6807 octave::mach_info::float_format flt_fmt) |
4944 | 6808 { |
6809 bool retval = true; | |
6810 | |
21776
1e81dd035639
Write integers with correct byte order on big-endian systems (bug #47434)
Mike Miller <mtmiller@octave.org>
parents:
21296
diff
changeset
|
6811 bool swap = false; |
1e81dd035639
Write integers with correct byte order on big-endian systems (bug #47434)
Mike Miller <mtmiller@octave.org>
parents:
21296
diff
changeset
|
6812 |
21777
d6826b38b29c
maint: Periodic merge of stable to default.
Mike Miller <mtmiller@octave.org>
diff
changeset
|
6813 if (octave::mach_info::words_big_endian ()) |
d6826b38b29c
maint: Periodic merge of stable to default.
Mike Miller <mtmiller@octave.org>
diff
changeset
|
6814 swap = (flt_fmt == octave::mach_info::flt_fmt_ieee_little_endian); |
21776
1e81dd035639
Write integers with correct byte order on big-endian systems (bug #47434)
Mike Miller <mtmiller@octave.org>
parents:
21296
diff
changeset
|
6815 else |
21777
d6826b38b29c
maint: Periodic merge of stable to default.
Mike Miller <mtmiller@octave.org>
diff
changeset
|
6816 swap = (flt_fmt == octave::mach_info::flt_fmt_ieee_big_endian); |
21739
c4ab2e54f100
use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
6817 |
c4ab2e54f100
use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
6818 bool do_float_conversion = flt_fmt != octave::mach_info::float_format (); |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6819 |
18616
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6820 typedef typename ultimate_element_type<T>::type ult_elt_type; |
4944 | 6821 |
6822 switch (output_type) | |
6823 { | |
6824 case oct_data_conv::dt_char: | |
18616
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6825 convert_chars<ult_elt_type, char> (data, conv_data, n_elts); |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6826 break; |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6827 |
4944 | 6828 case oct_data_conv::dt_schar: |
18616
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6829 convert_chars<ult_elt_type, signed char> (data, conv_data, n_elts); |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6830 break; |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6831 |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6832 case oct_data_conv::dt_uchar: |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6833 convert_chars<ult_elt_type, unsigned char> (data, conv_data, n_elts); |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6834 break; |
aa861a98d84d
fwrite: don't convert to octave_int for char output types
John W. Eaton <jwe@octave.org>
parents:
18518
diff
changeset
|
6835 |
4944 | 6836 case oct_data_conv::dt_int8: |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6837 convert_ints<T, octave_int8> (data, conv_data, n_elts, swap); |
4944 | 6838 break; |
6839 | |
6840 case oct_data_conv::dt_uint8: | |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6841 convert_ints<T, octave_uint8> (data, conv_data, n_elts, swap); |
4944 | 6842 break; |
6843 | |
6844 case oct_data_conv::dt_int16: | |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6845 convert_ints<T, octave_int16> (data, conv_data, n_elts, swap); |
4944 | 6846 break; |
6847 | |
6848 case oct_data_conv::dt_uint16: | |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6849 convert_ints<T, octave_uint16> (data, conv_data, n_elts, swap); |
4944 | 6850 break; |
6851 | |
6852 case oct_data_conv::dt_int32: | |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6853 convert_ints<T, octave_int32> (data, conv_data, n_elts, swap); |
4944 | 6854 break; |
6855 | |
6856 case oct_data_conv::dt_uint32: | |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6857 convert_ints<T, octave_uint32> (data, conv_data, n_elts, swap); |
4944 | 6858 break; |
6859 | |
6860 case oct_data_conv::dt_int64: | |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6861 convert_ints<T, octave_int64> (data, conv_data, n_elts, swap); |
4944 | 6862 break; |
6863 | |
6864 case oct_data_conv::dt_uint64: | |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6865 convert_ints<T, octave_uint64> (data, conv_data, n_elts, swap); |
4944 | 6866 break; |
6867 | |
6868 case oct_data_conv::dt_single: | |
6869 { | |
19739
3fa35defe495
Adjust spacing of static_cast<> calls to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
19729
diff
changeset
|
6870 float *vt_data = static_cast<float *> (conv_data); |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6871 |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6872 for (octave_idx_type i = 0; i < n_elts; i++) |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6873 { |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6874 vt_data[i] = data[i]; |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6875 |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6876 if (do_float_conversion) |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6877 do_float_format_conversion (&vt_data[i], 1, flt_fmt); |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6878 } |
4944 | 6879 } |
6880 break; | |
6881 | |
6882 case oct_data_conv::dt_double: | |
6883 { | |
19739
3fa35defe495
Adjust spacing of static_cast<> calls to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
19729
diff
changeset
|
6884 double *vt_data = static_cast<double *> (conv_data); |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6885 |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6886 for (octave_idx_type i = 0; i < n_elts; i++) |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6887 { |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6888 vt_data[i] = data[i]; |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6889 |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6890 if (do_float_conversion) |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6891 do_double_format_conversion (&vt_data[i], 1, flt_fmt); |
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6892 } |
4944 | 6893 } |
6894 break; | |
6895 | |
6896 default: | |
20938
aac911d8847b
choose correct error function in stream classes
John W. Eaton <jwe@octave.org>
parents:
20931
diff
changeset
|
6897 ::error ("write: invalid type specification"); |
4944 | 6898 } |
6899 | |
6900 return retval; | |
6901 } | |
6902 | |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6903 namespace octave |
17416
6690dba6078a
improve efficiency of fwrite
John W. Eaton <jwe@octave.org>
parents:
17415
diff
changeset
|
6904 { |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6905 bool |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6906 stream::write_bytes (const void *data, size_t nbytes) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6907 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6908 bool status = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6909 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6910 std::ostream *osp = output_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6911 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6912 if (osp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6913 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6914 std::ostream& os = *osp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6915 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6916 if (os) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6917 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6918 os.write (static_cast<const char *> (data), nbytes); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6919 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6920 if (os) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6921 status = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6922 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6923 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6924 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6925 return status; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6926 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6927 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6928 bool |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6929 stream::skip_bytes (size_t skip) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6930 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6931 bool status = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6932 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6933 std::ostream *osp = output_stream (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6934 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6935 if (! osp) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6936 return false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6937 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6938 std::ostream& os = *osp; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6939 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6940 // Seek to skip when inside bounds of existing file. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6941 // Otherwise, write NUL to skip. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6942 off_t orig_pos = tell (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6943 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6944 seek (0, SEEK_END); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6945 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6946 off_t eof_pos = tell (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6947 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6948 // Is it possible for this to fail to return us to the original position? |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6949 seek (orig_pos, SEEK_SET); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6950 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6951 size_t remaining = eof_pos - orig_pos; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6952 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6953 if (remaining < skip) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6954 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6955 seek (0, SEEK_END); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6956 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6957 // FIXME: probably should try to write larger blocks... |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6958 unsigned char zero = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6959 for (size_t j = 0; j < skip - remaining; j++) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6960 os.write (reinterpret_cast<const char *> (&zero), 1); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6961 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6962 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6963 seek (skip, SEEK_CUR); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6964 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6965 if (os) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6966 status = true; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6967 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6968 return status; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6969 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6970 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6971 template <typename T> |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6972 octave_idx_type |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6973 stream::write (const Array<T>& data, octave_idx_type block_size, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6974 oct_data_conv::data_type output_type, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6975 octave_idx_type skip, |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6976 mach_info::float_format flt_fmt) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6977 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6978 bool swap = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6979 |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6980 if (mach_info::words_big_endian ()) |
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6981 swap = (flt_fmt == mach_info::flt_fmt_ieee_little_endian); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6982 else |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6983 swap = (flt_fmt == mach_info::flt_fmt_ieee_big_endian); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6984 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6985 bool do_data_conversion = (swap || ! is_equivalent_type<T> (output_type) |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
6986 || flt_fmt != mach_info::float_format ()); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6987 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6988 octave_idx_type nel = data.numel (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6989 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6990 octave_idx_type chunk_size; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6991 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6992 if (skip != 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6993 chunk_size = block_size; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6994 else if (do_data_conversion) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6995 chunk_size = 1024 * 1024; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6996 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6997 chunk_size = nel; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6998 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
6999 octave_idx_type i = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7000 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7001 const T *pdata = data.data (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7002 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7003 while (i < nel) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7004 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7005 if (skip != 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7006 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7007 if (! skip_bytes (skip)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7008 return -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7009 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7010 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7011 octave_idx_type remaining_nel = nel - i; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7012 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7013 if (chunk_size > remaining_nel) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7014 chunk_size = remaining_nel; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7015 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7016 bool status = false; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7017 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7018 if (do_data_conversion) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7019 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7020 size_t output_size |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7021 = chunk_size * oct_data_conv::data_type_size (output_type); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7022 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7023 OCTAVE_LOCAL_BUFFER (unsigned char, conv_data, output_size); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7024 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7025 status = convert_data (&pdata[i], conv_data, chunk_size, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7026 output_type, flt_fmt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7027 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7028 if (status) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7029 status = write_bytes (conv_data, output_size); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7030 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7031 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7032 status = write_bytes (pdata, sizeof (T) * chunk_size); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7033 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7034 if (! status) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7035 return -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7036 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7037 i += chunk_size; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7038 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7039 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7040 return nel; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7041 } |
4944 | 7042 |
22197
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
7043 #define INSTANTIATE_WRITE(T) \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
7044 template \ |
e43d83253e28
refill multi-line macro definitions
John W. Eaton <jwe@octave.org>
parents:
22094
diff
changeset
|
7045 octave_idx_type \ |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7046 stream::write (const Array<T>& data, octave_idx_type block_size, \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7047 oct_data_conv::data_type output_type, \ |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7048 octave_idx_type skip, \ |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
7049 mach_info::float_format flt_fmt) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7050 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7051 INSTANTIATE_WRITE (octave_int8); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7052 INSTANTIATE_WRITE (octave_uint8); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7053 INSTANTIATE_WRITE (octave_int16); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7054 INSTANTIATE_WRITE (octave_uint16); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7055 INSTANTIATE_WRITE (octave_int32); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7056 INSTANTIATE_WRITE (octave_uint32); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7057 INSTANTIATE_WRITE (octave_int64); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7058 INSTANTIATE_WRITE (octave_uint64); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7059 INSTANTIATE_WRITE (int8_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7060 INSTANTIATE_WRITE (uint8_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7061 INSTANTIATE_WRITE (int16_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7062 INSTANTIATE_WRITE (uint16_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7063 INSTANTIATE_WRITE (int32_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7064 INSTANTIATE_WRITE (uint32_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7065 INSTANTIATE_WRITE (int64_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7066 INSTANTIATE_WRITE (uint64_t); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7067 INSTANTIATE_WRITE (bool); |
21354
06d15e4e611a
move public data type macros to octave-config.h
John W. Eaton <jwe@octave.org>
parents:
21335
diff
changeset
|
7068 #if defined (OCTAVE_HAVE_OVERLOAD_CHAR_INT8_TYPES) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7069 INSTANTIATE_WRITE (char); |
21235
b48d65c5df5b
Disable char/int8_t function overloads where not permitted (bug #45411)
Mike Miller <mtmiller@octave.org>
parents:
20252
diff
changeset
|
7070 #endif |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7071 INSTANTIATE_WRITE (float); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7072 INSTANTIATE_WRITE (double); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7073 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7074 octave_value |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7075 stream::scanf (const std::string& fmt, const Array<double>& size, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7076 octave_idx_type& count, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7077 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7078 octave_value retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7079 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7080 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7081 retval = rep->scanf (fmt, size, count, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7082 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7083 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7084 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7085 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7086 octave_value |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7087 stream::scanf (const octave_value& fmt, const Array<double>& size, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7088 octave_idx_type& count, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7089 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7090 octave_value retval = Matrix (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7091 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7092 if (fmt.is_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7093 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7094 std::string sfmt = fmt.string_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7095 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7096 if (fmt.is_sq_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7097 sfmt = do_string_escapes (sfmt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7098 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7099 retval = scanf (sfmt, size, count, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7100 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7101 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7102 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7103 // Note: error is member fcn from stream, not ::error. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7104 error (who + ": format must be a string"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7105 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7106 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7107 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7108 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7109 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7110 octave_value_list |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7111 stream::oscanf (const std::string& fmt, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7112 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7113 octave_value_list retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7114 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7115 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7116 retval = rep->oscanf (fmt, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7117 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7118 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7119 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7120 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7121 octave_value_list |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7122 stream::oscanf (const octave_value& fmt, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7123 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7124 octave_value_list retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7125 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7126 if (fmt.is_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7127 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7128 std::string sfmt = fmt.string_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7129 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7130 if (fmt.is_sq_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7131 sfmt = do_string_escapes (sfmt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7132 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7133 retval = oscanf (sfmt, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7134 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7135 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7136 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7137 // Note: error is member fcn from stream, not ::error. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7138 error (who + ": format must be a string"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7139 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7140 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7141 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7142 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7143 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7144 octave_value |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7145 stream::textscan (const std::string& fmt, octave_idx_type ntimes, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7146 const octave_value_list& options, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7147 const std::string& who, octave_idx_type& count) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7148 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7149 return (stream_ok () |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7150 ? rep->do_textscan (fmt, ntimes, options, who, count) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7151 : octave_value ()); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7152 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7153 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7154 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7155 stream::printf (const std::string& fmt, const octave_value_list& args, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7156 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7157 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7158 int retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7159 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7160 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7161 retval = rep->printf (fmt, args, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7162 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7163 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7164 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7165 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7166 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7167 stream::printf (const octave_value& fmt, const octave_value_list& args, |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7168 const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7169 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7170 int retval = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7171 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7172 if (fmt.is_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7173 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7174 std::string sfmt = fmt.string_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7175 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7176 if (fmt.is_sq_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7177 sfmt = do_string_escapes (sfmt); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7178 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7179 retval = printf (sfmt, args, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7180 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7181 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7182 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7183 // Note: error is member fcn from stream, not ::error. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7184 error (who + ": format must be a string"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7185 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7186 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7187 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7188 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7189 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7190 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7191 stream::puts (const std::string& s, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7192 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7193 int retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7194 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7195 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7196 retval = rep->puts (s, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7197 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7198 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7199 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7200 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7201 // FIXME: maybe this should work for string arrays too. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7202 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7203 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7204 stream::puts (const octave_value& tc_s, const std::string& who) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7205 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7206 int retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7207 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7208 if (tc_s.is_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7209 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7210 std::string s = tc_s.string_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7211 retval = puts (s, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7212 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7213 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7214 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7215 // Note: error is member fcn from stream, not ::error. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7216 error (who + ": argument must be a string"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7217 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7218 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7219 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7220 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7221 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7222 bool |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7223 stream::eof (void) const |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7224 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7225 int retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7226 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7227 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7228 retval = rep->eof (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7229 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7230 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7231 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7232 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7233 std::string |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7234 stream::error (bool clear, int& err_num) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7235 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7236 std::string retval = "invalid stream object"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7237 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7238 if (stream_ok (false)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7239 retval = rep->error (clear, err_num); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7240 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7241 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7242 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7243 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7244 std::string |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7245 stream::name (void) const |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7246 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7247 std::string retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7248 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7249 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7250 retval = rep->name (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7251 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7252 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7253 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7254 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7255 int |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7256 stream::mode (void) const |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7257 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7258 int retval = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7259 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7260 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7261 retval = rep->mode (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7262 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7263 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7264 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7265 |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
7266 mach_info::float_format |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7267 stream::float_format (void) const |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7268 { |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
7269 mach_info::float_format retval = mach_info::flt_fmt_unknown; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7270 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7271 if (stream_ok ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7272 retval = rep->float_format (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7273 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7274 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7275 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7276 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7277 std::string |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7278 stream::mode_as_string (int mode) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7279 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7280 std::string retval = "???"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7281 std::ios::openmode in_mode = static_cast<std::ios::openmode> (mode); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7282 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7283 if (in_mode == std::ios::in) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7284 retval = "r"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7285 else if (in_mode == std::ios::out |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7286 || in_mode == (std::ios::out | std::ios::trunc)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7287 retval = "w"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7288 else if (in_mode == (std::ios::out | std::ios::app)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7289 retval = "a"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7290 else if (in_mode == (std::ios::in | std::ios::out)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7291 retval = "r+"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7292 else if (in_mode == (std::ios::in | std::ios::out | std::ios::trunc)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7293 retval = "w+"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7294 else if (in_mode == (std::ios::in | std::ios::out | std::ios::ate)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7295 retval = "a+"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7296 else if (in_mode == (std::ios::in | std::ios::binary)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7297 retval = "rb"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7298 else if (in_mode == (std::ios::out | std::ios::binary) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7299 || in_mode == (std::ios::out | std::ios::trunc | std::ios::binary)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7300 retval = "wb"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7301 else if (in_mode == (std::ios::out | std::ios::app | std::ios::binary)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7302 retval = "ab"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7303 else if (in_mode == (std::ios::in | std::ios::out | std::ios::binary)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7304 retval = "r+b"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7305 else if (in_mode == (std::ios::in | std::ios::out | std::ios::trunc |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7306 | std::ios::binary)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7307 retval = "w+b"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7308 else if (in_mode == (std::ios::in | std::ios::out | std::ios::ate |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7309 | std::ios::binary)) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7310 retval = "a+b"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7311 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7312 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7313 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7314 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7315 stream_list::stream_list (interpreter&) |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7316 : list (), lookup_cache (list.end ()), m_stdin_file (-1), |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7317 m_stdout_file (-1), m_stderr_file (-1) |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7318 { |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7319 stream stdin_stream = octave_istream::create (&std::cin, "stdin"); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7320 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7321 // This uses octave_stdout (see pager.h), not std::cout so that |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7322 // Octave's standard output stream will pass through the pager. |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7323 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7324 // FIXME: we should be accessing octave_stdout from the interpreter. |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7325 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7326 stream stdout_stream = octave_ostream::create (&octave_stdout, "stdout"); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7327 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7328 stream stderr_stream = octave_ostream::create (&std::cerr, "stderr"); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7329 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7330 m_stdin_file = insert (stdin_stream); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7331 m_stdout_file = insert (stdout_stream); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7332 m_stderr_file = insert (stderr_stream); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7333 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7334 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7335 stream_list::~stream_list (void) |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7336 { |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7337 clear (); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7338 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7339 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7340 int stream_list::insert (stream& os) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7341 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7342 // Insert item with key corresponding to file-descriptor. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7343 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7344 int stream_number = os.file_number (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7345 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7346 if (stream_number == -1) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7347 return stream_number; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7348 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7349 // Should we test for |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7350 // |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7351 // (list.find (stream_number) != list.end () |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7352 // && list[stream_number].is_open ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7353 // |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7354 // and respond with "error ("internal error: ...")"? It should not |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7355 // happen except for some bug or if the user has opened a stream with |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7356 // an interpreted command, but closed it directly with a system call |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7357 // in an oct-file; then the kernel knows the fd is free, but Octave |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7358 // does not know. If it happens, it should not do harm here to simply |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7359 // overwrite this entry, although the wrong entry might have done harm |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7360 // before. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7361 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7362 if (list.size () >= list.max_size ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7363 ::error ("could not create file id"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7364 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7365 list[stream_number] = os; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7366 |
6757 | 7367 return stream_number; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7368 } |
2117 | 7369 } |
7370 | |
21040
3e7cfee5f786
maint: Rename attributes GCC_ATTR_XXX to OCTAVE_XXX.
Rik <rik@octave.org>
parents:
21029
diff
changeset
|
7371 OCTAVE_NORETURN static |
21029
e3b3bb522d62
maint: Move GCC_ attributes to start of declaration for future compatibility.
Rik <rik@octave.org>
parents:
21017
diff
changeset
|
7372 void |
21102
dfcb9d74b253
Rename local gripe_XXX functions to err_XXX or warn_XXX.
Rik <rik@octave.org>
parents:
21100
diff
changeset
|
7373 err_invalid_file_id (int fid, const std::string& who) |
3341 | 7374 { |
7375 if (who.empty ()) | |
7376 ::error ("invalid stream number = %d", fid); | |
7377 else | |
7378 ::error ("%s: invalid stream number = %d", who.c_str (), fid); | |
7379 } | |
7380 | |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7381 namespace octave |
2117 | 7382 { |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7383 stream stream_list::lookup (int fid, const std::string& who) const |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7384 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7385 stream retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7386 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7387 if (fid < 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7388 err_invalid_file_id (fid, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7389 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7390 if (lookup_cache != list.end () && lookup_cache->first == fid) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7391 retval = lookup_cache->second; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7392 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7393 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7394 ostrl_map::const_iterator iter = list.find (fid); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7395 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7396 if (iter == list.end ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7397 err_invalid_file_id (fid, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7398 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7399 retval = iter->second; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7400 lookup_cache = iter; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7401 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7402 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7403 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7404 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7405 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7406 stream stream_list::lookup (const octave_value& fid, |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7407 const std::string& who) const |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7408 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7409 int i = get_file_number (fid); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7410 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7411 return lookup (i, who); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7412 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7413 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7414 int stream_list::remove (int fid, const std::string& who) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7415 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7416 // Can't remove stdin (std::cin), stdout (std::cout), or stderr (std::cerr). |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7417 if (fid < 3) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7418 err_invalid_file_id (fid, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7419 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7420 ostrl_map::iterator iter = list.find (fid); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7421 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7422 if (iter == list.end ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7423 err_invalid_file_id (fid, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7424 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7425 stream os = iter->second; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7426 list.erase (iter); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7427 lookup_cache = list.end (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7428 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7429 // FIXME: is this check redundant? |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7430 if (! os.is_valid ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7431 err_invalid_file_id (fid, who); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7432 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7433 os.close (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7434 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7435 return 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7436 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7437 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7438 int stream_list::remove (const octave_value& fid, const std::string& who) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7439 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7440 int retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7441 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7442 if (fid.is_string () && fid.string_value () == "all") |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7443 { |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7444 clear (false); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7445 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7446 retval = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7447 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7448 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7449 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7450 int i = get_file_number (fid); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7451 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7452 retval = remove (i, who); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7453 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7454 |
22837
b125351d4243
Return null "" status when querying a bad FID with fopen (bug #49695).
Rik <rik@octave.org>
parents:
22812
diff
changeset
|
7455 return retval; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7456 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7457 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7458 void stream_list::clear (bool flush) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7459 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7460 if (flush) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7461 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7462 // Flush stdout and stderr. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7463 list[1].flush (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7464 list[2].flush (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7465 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7466 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7467 for (ostrl_map::iterator iter = list.begin (); iter != list.end (); ) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7468 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7469 int fid = iter->first; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7470 if (fid < 3) // Don't delete stdin, stdout, stderr |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7471 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7472 iter++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7473 continue; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7474 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7475 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7476 stream os = iter->second; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7477 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7478 std::string name = os.name (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7479 std::transform (name.begin (), name.end (), name.begin (), tolower); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7480 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7481 // FIXME: This test for gnuplot is hardly foolproof. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7482 if (name.find ("gnuplot") != std::string::npos) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7483 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7484 // Don't close down pipes to gnuplot |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7485 iter++; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7486 continue; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7487 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7488 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7489 // Normal file handle. Close and delete from list. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7490 if (os.is_valid ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7491 os.close (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7492 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7493 list.erase (iter++); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7494 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7495 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7496 lookup_cache = list.end (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7497 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7498 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7499 string_vector stream_list::get_info (int fid) const |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7500 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7501 string_vector retval (3); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7502 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7503 if (fid < 0) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7504 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7505 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7506 stream os; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7507 if (lookup_cache != list.end () && lookup_cache->first == fid) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7508 os = lookup_cache->second; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7509 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7510 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7511 ostrl_map::const_iterator iter = list.find (fid); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7512 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7513 if (iter == list.end ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7514 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7515 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7516 os = iter->second; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7517 lookup_cache = iter; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7518 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7519 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7520 if (! os.is_valid ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7521 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7522 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7523 retval(0) = os.name (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7524 retval(1) = stream::mode_as_string (os.mode ()); |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
7525 retval(2) = mach_info::float_format_as_string (os.float_format ()); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7526 |
22837
b125351d4243
Return null "" status when querying a bad FID with fopen (bug #49695).
Rik <rik@octave.org>
parents:
22812
diff
changeset
|
7527 return retval; |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7528 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7529 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7530 string_vector stream_list::get_info (const octave_value& fid) const |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7531 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7532 int conv_err = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7533 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7534 int int_fid = convert_to_valid_int (fid, conv_err); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7535 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7536 if (conv_err) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7537 ::error ("file id must be a file object or integer value"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7538 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7539 return get_info (int_fid); |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7540 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7541 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7542 std::string stream_list::list_open_files (void) const |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7543 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7544 std::ostringstream buf; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7545 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7546 buf << "\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7547 << " number mode arch name\n" |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7548 << " ------ ---- ---- ----\n"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7549 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7550 for (const auto& fid_strm : list) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7551 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7552 stream os = fid_strm.second; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7553 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7554 buf << " " |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7555 << std::setiosflags (std::ios::right) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7556 << std::setw (4) << fid_strm.first << " " |
19123 | 7557 // reset necessary in addition to setiosflags since this is one stmt. |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7558 << std::resetiosflags (std::ios::adjustfield) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7559 << std::setiosflags (std::ios::left) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7560 << std::setw (3) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7561 << stream::mode_as_string (os.mode ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7562 << " " |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7563 << std::setw (9) |
23696
08036a7f3660
remove octave:: namespace tag from symbols used inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
23587
diff
changeset
|
7564 << mach_info::float_format_as_string (os.float_format ()) |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7565 << " " |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7566 << os.name () << "\n"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7567 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7568 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7569 buf << "\n"; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7570 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7571 return buf.str (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7572 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7573 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7574 octave_value stream_list::open_file_numbers (void) const |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7575 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7576 Matrix retval (1, list.size (), 0.0); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7577 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7578 int num_open = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7579 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7580 for (const auto& fid_strm : list) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7581 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7582 // Skip stdin, stdout, and stderr. |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7583 if (fid_strm.first > 2 && fid_strm.second) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7584 retval(0, num_open++) = fid_strm.first; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7585 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7586 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7587 retval.resize ((num_open > 0), num_open); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7588 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7589 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7590 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7591 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7592 int stream_list::get_file_number (const octave_value& fid) const |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7593 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7594 int retval = -1; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7595 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7596 if (fid.is_string ()) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7597 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7598 std::string nm = fid.string_value (); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7599 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7600 for (const auto& fid_strm : list) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7601 { |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7602 // stdin, stdout, and stderr are unnamed. |
b98ebcd7f11c
move some octave stream classes into octave namespace
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parents:
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diff
changeset
|
7603 if (fid_strm.first > 2) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7604 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7605 stream os = fid_strm.second; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7606 |
b98ebcd7f11c
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7607 if (os && os.name () == nm) |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7608 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7609 retval = fid_strm.first; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7610 break; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7611 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7612 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7613 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7614 } |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7615 else |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7616 { |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7617 int conv_err = 0; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7618 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7619 int int_fid = convert_to_valid_int (fid, conv_err); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7620 |
b98ebcd7f11c
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7621 if (conv_err) |
b98ebcd7f11c
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7622 ::error ("file id must be a file object, std::string, or integer value"); |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7623 |
b98ebcd7f11c
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
7624 retval = int_fid; |
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7625 } |
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move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7626 |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7627 return retval; |
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22997
diff
changeset
|
7628 } |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7629 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7630 octave_value stream_list::stdin_file (void) const |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7631 { |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7632 return octave_value (m_stdin_file); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7633 } |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7634 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7635 octave_value stream_list::stdout_file (void) const |
8acd390d16c9
don't use singleton for stream_list object
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parents:
23696
diff
changeset
|
7636 { |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7637 return octave_value (m_stdout_file); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7638 } |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
7639 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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23696
diff
changeset
|
7640 octave_value stream_list::stderr_file (void) const |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7641 { |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7642 return octave_value (m_stderr_file); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23696
diff
changeset
|
7643 } |
2117 | 7644 } |