Mercurial > octave
annotate libinterp/corefcn/variables.cc @ 20799:c349d4c91ce2
eliminate return statements after calls to print_usage
* symtab.cc, sysdep.cc, toplev.cc, tsearch.cc, urlwrite.cc,
variables.cc: Eliminate return statements after calls to print_usage.
author | John W. Eaton <jwe@octave.org> |
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date | Thu, 03 Dec 2015 16:40:05 -0500 |
parents | 58e79b0078e4 |
children | f428cbe7576f |
rev | line source |
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1 | 1 /* |
2 | |
19697
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maint: Update copyright notices for 2015.
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3 Copyright (C) 1993-2015 John W. Eaton |
11523 | 4 Copyright (C) 2009-2010 VZLU Prague |
1 | 5 |
6 This file is part of Octave. | |
7 | |
8 Octave is free software; you can redistribute it and/or modify it | |
9 under the terms of the GNU General Public License as published by the | |
7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
11 option) any later version. | |
1 | 12 |
13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 for more details. | |
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/>. | |
1 | 21 |
22 */ | |
23 | |
240 | 24 #ifdef HAVE_CONFIG_H |
1192 | 25 #include <config.h> |
1 | 26 #endif |
27 | |
1468 | 28 #include <cstdio> |
1343 | 29 #include <cstring> |
605 | 30 |
7336 | 31 #include <iomanip> |
4207 | 32 #include <set> |
1728 | 33 #include <string> |
34 | |
2926 | 35 #include "file-stat.h" |
36 #include "oct-env.h" | |
4604 | 37 #include "file-ops.h" |
2926 | 38 #include "glob-match.h" |
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39 #include "lo-regexp.h" |
1755 | 40 #include "str-vec.h" |
41 | |
2492 | 42 #include <defaults.h> |
4435 | 43 #include "Cell.h" |
1352 | 44 #include "defun.h" |
45 #include "dirfns.h" | |
46 #include "error.h" | |
2205 | 47 #include "gripes.h" |
1352 | 48 #include "help.h" |
3165 | 49 #include "input.h" |
1352 | 50 #include "lex.h" |
5832 | 51 #include "load-path.h" |
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52 #include "octave-link.h" |
2926 | 53 #include "oct-map.h" |
54 #include "oct-obj.h" | |
55 #include "ov.h" | |
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56 #include "ov-class.h" |
3933 | 57 #include "ov-usr-fcn.h" |
605 | 58 #include "pager.h" |
1352 | 59 #include "parse.h" |
2926 | 60 #include "symtab.h" |
2205 | 61 #include "toplev.h" |
1352 | 62 #include "unwind-prot.h" |
1 | 63 #include "utils.h" |
1352 | 64 #include "variables.h" |
2205 | 65 |
7336 | 66 // Defines layout for the whos/who -long command |
67 static std::string Vwhos_line_format | |
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68 = " %a:4; %ln:6; %cs:16:6:1; %rb:12; %lc:-1;\n"; |
195 | 69 |
6068 | 70 void |
6072 | 71 clear_mex_functions (void) |
6068 | 72 { |
7336 | 73 symbol_table::clear_mex_functions (); |
74 } | |
75 | |
76 void | |
77 clear_function (const std::string& nm) | |
78 { | |
79 symbol_table::clear_function (nm); | |
80 } | |
81 | |
82 void | |
83 clear_variable (const std::string& nm) | |
84 { | |
85 symbol_table::clear_variable (nm); | |
86 } | |
87 | |
88 void | |
89 clear_symbol (const std::string& nm) | |
90 { | |
91 symbol_table::clear_symbol (nm); | |
6068 | 92 } |
93 | |
593 | 94 // Attributes of variables and functions. |
95 | |
2086 | 96 // Is this octave_value a valid function? |
593 | 97 |
2975 | 98 octave_function * |
4345 | 99 is_valid_function (const std::string& fcn_name, |
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100 const std::string& warn_for, bool warn) |
593 | 101 { |
2975 | 102 octave_function *ans = 0; |
593 | 103 |
1755 | 104 if (! fcn_name.empty ()) |
3618 | 105 { |
7336 | 106 octave_value val = symbol_table::find_function (fcn_name); |
107 | |
108 if (val.is_defined ()) | |
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109 ans = val.function_value (true); |
3618 | 110 } |
593 | 111 |
7336 | 112 if (! ans && warn) |
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113 error ("%s: the symbol '%s' is not valid as a function", |
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114 warn_for.c_str (), fcn_name.c_str ()); |
593 | 115 |
116 return ans; | |
117 } | |
118 | |
2975 | 119 octave_function * |
4345 | 120 is_valid_function (const octave_value& arg, |
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121 const std::string& warn_for, bool warn) |
3178 | 122 { |
123 octave_function *ans = 0; | |
124 | |
3523 | 125 std::string fcn_name; |
3178 | 126 |
127 if (arg.is_string ()) | |
4700 | 128 { |
129 fcn_name = arg.string_value (); | |
3178 | 130 |
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131 ans = is_valid_function (fcn_name, warn_for, warn); |
4700 | 132 } |
3178 | 133 else if (warn) |
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134 error ("%s: argument must be a string containing function name", warn_for.c_str ()); |
3178 | 135 |
136 return ans; | |
137 } | |
138 | |
139 octave_function * | |
3523 | 140 extract_function (const octave_value& arg, const std::string& warn_for, |
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141 const std::string& fname, const std::string& header, |
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142 const std::string& trailer) |
2796 | 143 { |
2975 | 144 octave_function *retval = 0; |
2796 | 145 |
146 retval = is_valid_function (arg, warn_for, 0); | |
147 | |
148 if (! retval) | |
149 { | |
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150 std::string s = arg.xstring_value ("%s: first argument must be a string", |
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151 warn_for.c_str ()); |
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152 |
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153 std::string cmd = header; |
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154 cmd.append (s); |
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155 cmd.append (trailer); |
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156 |
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157 int parse_status; |
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158 |
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159 eval_string (cmd, true, parse_status, 0); |
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160 |
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161 if (parse_status == 0) |
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162 { |
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163 retval = is_valid_function (fname, warn_for, 0); |
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164 |
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165 if (! retval) |
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166 { |
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167 error ("%s: '%s' is not valid as a function", |
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168 warn_for.c_str (), fname.c_str ()); |
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169 return retval; |
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170 } |
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171 |
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172 warning ("%s: passing function body as a string is obsolete; please use anonymous functions", |
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173 warn_for.c_str ()); |
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174 } |
2796 | 175 else |
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176 error ("%s: '%s' is not valid as a function", |
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177 warn_for.c_str (), fname.c_str ()); |
2796 | 178 } |
179 | |
180 return retval; | |
181 } | |
182 | |
2921 | 183 string_vector |
3523 | 184 get_struct_elts (const std::string& text) |
2921 | 185 { |
186 int n = 1; | |
187 | |
188 size_t pos = 0; | |
189 | |
190 size_t len = text.length (); | |
191 | |
8021 | 192 while ((pos = text.find ('.', pos)) != std::string::npos) |
2921 | 193 { |
194 if (++pos == len) | |
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195 break; |
2921 | 196 |
197 n++; | |
198 } | |
199 | |
200 string_vector retval (n); | |
201 | |
202 pos = 0; | |
203 | |
204 for (int i = 0; i < n; i++) | |
205 { | |
4587 | 206 len = text.find ('.', pos); |
2921 | 207 |
8021 | 208 if (len != std::string::npos) |
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209 len -= pos; |
2921 | 210 |
211 retval[i] = text.substr (pos, len); | |
212 | |
8021 | 213 if (len != std::string::npos) |
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214 pos += len + 1; |
2921 | 215 } |
216 | |
217 return retval; | |
218 } | |
219 | |
4179 | 220 static inline bool |
221 is_variable (const std::string& name) | |
222 { | |
223 bool retval = false; | |
224 | |
225 if (! name.empty ()) | |
226 { | |
7336 | 227 octave_value val = symbol_table::varval (name); |
228 | |
229 retval = val.is_defined (); | |
4179 | 230 } |
231 | |
232 return retval; | |
233 } | |
234 | |
2921 | 235 string_vector |
3933 | 236 generate_struct_completions (const std::string& text, |
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237 std::string& prefix, std::string& hint) |
2921 | 238 { |
239 string_vector names; | |
240 | |
241 size_t pos = text.rfind ('.'); | |
242 | |
8021 | 243 if (pos != std::string::npos) |
2921 | 244 { |
245 if (pos == text.length ()) | |
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246 hint = ""; |
2921 | 247 else |
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248 hint = text.substr (pos+1); |
2921 | 249 |
250 prefix = text.substr (0, pos); | |
251 | |
4179 | 252 std::string base_name = prefix; |
253 | |
254 pos = base_name.find_first_of ("{(."); | |
2921 | 255 |
8021 | 256 if (pos != std::string::npos) |
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257 base_name = base_name.substr (0, pos); |
4143 | 258 |
4179 | 259 if (is_variable (base_name)) |
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260 { |
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261 int parse_status; |
4179 | 262 |
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263 unwind_protect frame; |
3935 | 264 |
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265 frame.protect_var (discard_error_messages); |
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266 frame.protect_var (discard_warning_messages); |
3935 | 267 |
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268 discard_error_messages = true; |
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269 discard_warning_messages = true; |
2921 | 270 |
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271 try |
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272 { |
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273 octave_value tmp = eval_string (prefix, true, parse_status); |
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274 |
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275 frame.run (); |
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276 |
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277 if (tmp.is_defined () |
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278 && (tmp.is_map () || tmp.is_java () || tmp.is_classdef_object ())) |
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279 names = tmp.map_keys (); |
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280 } |
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281 catch (const octave_execution_exception&) |
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282 { |
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283 recover_from_exception (); |
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284 } |
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285 } |
4179 | 286 } |
2921 | 287 |
288 return names; | |
289 } | |
290 | |
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291 // FIXME: this will have to be much smarter to work "correctly". |
4179 | 292 |
2921 | 293 bool |
3523 | 294 looks_like_struct (const std::string& text) |
2921 | 295 { |
4604 | 296 bool retval = (! text.empty () |
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297 && text != "." |
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298 && text.find_first_of (file_ops::dir_sep_chars ()) == std::string::npos |
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299 && text.find ("..") == std::string::npos |
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300 && text.rfind ('.') != std::string::npos); |
3968 | 301 |
4179 | 302 #if 0 |
3968 | 303 symbol_record *sr = curr_sym_tab->lookup (text); |
2963 | 304 |
3968 | 305 if (sr && ! sr->is_function ()) |
306 { | |
307 int parse_status; | |
2921 | 308 |
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309 unwind_protect frame; |
4143 | 310 |
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311 frame.protect_var (discard_error_messages); |
4143 | 312 |
313 discard_error_messages = true; | |
314 | |
3968 | 315 octave_value tmp = eval_string (text, true, parse_status); |
316 | |
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317 frame.run (); |
4143 | 318 |
3968 | 319 retval = (tmp.is_defined () && tmp.is_map ()); |
320 } | |
4179 | 321 #endif |
3968 | 322 |
323 return retval; | |
2921 | 324 } |
2796 | 325 |
5930 | 326 static octave_value |
327 do_isglobal (const octave_value_list& args) | |
593 | 328 { |
4233 | 329 octave_value retval = false; |
593 | 330 |
712 | 331 int nargin = args.length (); |
332 | |
333 if (nargin != 1) | |
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334 print_usage (); |
593 | 335 |
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336 if (! args(0).is_string ()) |
636 | 337 { |
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338 error ("isglobal: NAME must be a string"); |
636 | 339 return retval; |
340 } | |
341 | |
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342 std::string name = args(0).string_value (); |
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343 |
7336 | 344 return symbol_table::is_global (name); |
593 | 345 } |
346 | |
5930 | 347 DEFUN (isglobal, args, , |
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348 "-*- texinfo -*-\n\ |
5930 | 349 @deftypefn {Built-in Function} {} isglobal (@var{name})\n\ |
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350 Return true if @var{name} is a globally visible variable.\n\ |
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351 \n\ |
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352 For example:\n\ |
5930 | 353 \n\ |
354 @example\n\ | |
355 @group\n\ | |
356 global x\n\ | |
357 isglobal (\"x\")\n\ | |
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358 @result{} 1\n\ |
5930 | 359 @end group\n\ |
360 @end example\n\ | |
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361 @seealso{isvarname, exist}\n\ |
5930 | 362 @end deftypefn") |
363 { | |
364 return do_isglobal (args); | |
365 } | |
366 | |
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367 static octave_value |
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368 safe_symbol_lookup (const std::string& symbol_name) |
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369 { |
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370 octave_value retval; |
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371 |
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372 unwind_protect frame; |
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373 interpreter_try (frame); |
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374 |
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375 try |
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376 { |
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377 retval = symbol_table::find (symbol_name); |
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378 } |
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379 catch (const octave_execution_exception&) |
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380 { |
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381 recover_from_exception (); |
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382 } |
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383 |
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384 return retval; |
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385 } |
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386 |
4016 | 387 int |
388 symbol_exist (const std::string& name, const std::string& type) | |
593 | 389 { |
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390 if (is_keyword (name)) |
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391 return 0; |
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392 |
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393 bool search_any = type == "any"; |
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394 bool search_var = type == "var"; |
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395 bool search_dir = type == "dir"; |
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396 bool search_file = type == "file"; |
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397 bool search_builtin = type == "builtin"; |
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398 bool search_class = type == "class"; |
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399 |
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400 if (! (search_any || search_var || search_dir || search_file || |
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401 search_builtin || search_class)) |
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402 { |
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403 error ("exist: unrecognized type argument \"%s\"", type.c_str ()); |
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404 return 0; |
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405 } |
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406 |
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407 if (search_any || search_var) |
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408 { |
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409 octave_value val = symbol_table::varval (name); |
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410 |
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411 if (val.is_constant () || val.is_object () |
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412 || val.is_function_handle () |
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413 || val.is_anonymous_function () |
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414 || val.is_inline_function ()) |
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415 return 1; |
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416 |
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417 if (search_var) |
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418 return 0; |
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419 } |
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420 |
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421 // We shouldn't need to look in the global symbol table, since any name |
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422 // that is visible in the current scope will be in the local symbol table. |
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423 |
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424 octave_value val; |
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425 |
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426 if (search_any || search_builtin) |
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427 { |
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428 // FIXME: safe_symbol_lookup will attempt unsafe load of .oct/.mex file. |
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429 // This can cause a segfault. To catch this would require temporarily |
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430 // diverting the SIGSEGV exception handler and then restoring it. |
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431 // See bug #36067. |
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432 val = safe_symbol_lookup (name); |
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433 |
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434 if (val.is_defined () && val.is_builtin_function ()) |
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435 return 5; |
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436 |
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437 if (search_builtin) |
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438 return 0; |
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439 } |
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440 |
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441 if (search_any || search_file || search_dir) |
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442 { |
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443 std::string file_name = lookup_autoload (name); |
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444 |
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445 if (file_name.empty ()) |
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446 file_name = load_path::find_fcn (name); |
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447 |
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448 size_t len = file_name.length (); |
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449 |
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450 if (len > 0) |
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451 { |
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452 if (search_any || search_file) |
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453 { |
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454 if (len > 4 && (file_name.substr (len-4) == ".oct" |
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455 || file_name.substr (len-4) == ".mex")) |
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456 return 3; |
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457 else |
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458 return 2; |
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459 } |
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460 } |
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461 |
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462 file_name = file_in_path (name, ""); |
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463 |
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464 if (file_name.empty ()) |
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465 file_name = name; |
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466 |
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467 file_stat fs (file_name); |
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468 |
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469 if (fs) |
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470 { |
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471 if (search_any || search_file) |
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472 { |
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473 if (fs.is_dir ()) |
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474 return 7; |
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475 |
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476 len = file_name.length (); |
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477 |
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478 if (len > 4 && (file_name.substr (len-4) == ".oct" |
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479 || file_name.substr (len-4) == ".mex")) |
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480 return 3; |
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481 else |
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482 return 2; |
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483 } |
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484 else if (search_dir && fs.is_dir ()) |
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485 return 7; |
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486 } |
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487 |
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488 if (search_file || search_dir) |
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489 return 0; |
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490 } |
1277 | 491 |
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492 // Command line function which Matlab does not support |
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493 if (search_any && val.is_defined () && val.is_user_function ()) |
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494 return 103; |
4016 | 495 |
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496 return 0; |
593 | 497 } |
498 | |
4962 | 499 #define GET_IDX(LEN) \ |
500 static_cast<int> ((LEN-1) * static_cast<double> (rand ()) / RAND_MAX) | |
501 | |
4954 | 502 std::string |
503 unique_symbol_name (const std::string& basename) | |
504 { | |
4962 | 505 static const std::string alpha |
506 = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; | |
507 | |
508 static size_t len = alpha.length (); | |
509 | |
510 std::string nm = basename + alpha[GET_IDX (len)]; | |
511 | |
512 size_t pos = nm.length (); | |
513 | |
514 if (nm.substr (0, 2) == "__") | |
515 nm.append ("__"); | |
516 | |
517 while (symbol_exist (nm, "any")) | |
518 nm.insert (pos++, 1, alpha[GET_IDX (len)]); | |
519 | |
520 return nm; | |
4954 | 521 } |
522 | |
4016 | 523 DEFUN (exist, args, , |
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524 "-*- texinfo -*-\n\ |
18879 | 525 @deftypefn {Built-in Function} {@var{c} =} exist (@var{name})\n\ |
526 @deftypefnx {Built-in Function} {@var{c} =} exist (@var{name}, @var{type})\n\ | |
527 Check for the existence of @var{name} as a variable, function, file,\n\ | |
528 directory, or class.\n\ | |
529 \n\ | |
530 The return code @var{c} is one of\n\ | |
531 \n\ | |
532 @table @asis\n\ | |
533 @item 1\n\ | |
534 @var{name} is a variable.\n\ | |
535 \n\ | |
536 @item 2\n\ | |
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537 @var{name} is an absolute filename, an ordinary file in Octave's\n\ |
18879 | 538 @code{path}, or (after appending @samp{.m}) a function file in Octave's\n\ |
539 @code{path}.\n\ | |
4016 | 540 \n\ |
18879 | 541 @item 3\n\ |
542 @var{name} is a @samp{.oct} or @samp{.mex} file in Octave's @code{path}.\n\ | |
543 \n\ | |
544 @item 5\n\ | |
545 @var{name} is a built-in function.\n\ | |
4016 | 546 \n\ |
18879 | 547 @item 7\n\ |
548 @var{name} is a directory.\n\ | |
549 \n\ | |
550 @item 103\n\ | |
551 @var{name} is a function not associated with a file (entered on the command\n\ | |
552 line).\n\ | |
553 \n\ | |
554 @item 0\n\ | |
555 @var{name} does not exist.\n\ | |
556 @end table\n\ | |
4016 | 557 \n\ |
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558 If the optional argument @var{type} is supplied, check only for symbols of\n\ |
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559 the specified type. Valid types are\n\ |
4016 | 560 \n\ |
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561 @table @asis\n\ |
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562 @item @qcode{\"var\"}\n\ |
4016 | 563 Check only for variables.\n\ |
10840 | 564 \n\ |
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565 @item @qcode{\"builtin\"}\n\ |
4016 | 566 Check only for built-in functions.\n\ |
10840 | 567 \n\ |
18879 | 568 @item @qcode{\"dir\"}\n\ |
569 Check only for directories.\n\ | |
570 \n\ | |
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571 @item @qcode{\"file\"}\n\ |
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572 Check only for files and directories.\n\ |
10840 | 573 \n\ |
18879 | 574 @item @qcode{\"class\"}\n\ |
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575 Check only for classes. (Note: This option is accepted, but not currently\n\ |
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576 implemented)\n\ |
4016 | 577 @end table\n\ |
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578 \n\ |
18879 | 579 If no type is given, and there are multiple possible matches for name,\n\ |
580 @code{exist} will return a code according to the following priority list:\n\ | |
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581 variable, built-in function, oct-file, directory, file, class.\n\ |
18879 | 582 \n\ |
583 @code{exist} returns 2 if a regular file called @var{name} is present in\n\ | |
584 Octave's search path. If you want information about other types of files\n\ | |
585 not on the search path you should use some combination of the functions\n\ | |
586 @code{file_in_path} and @code{stat} instead.\n\ | |
587 \n\ | |
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588 @seealso{file_in_loadpath, file_in_path, dir_in_loadpath, stat}\n\ |
4016 | 589 @end deftypefn") |
590 { | |
4233 | 591 octave_value retval = false; |
4016 | 592 |
593 int nargin = args.length (); | |
594 | |
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595 if (nargin < 1 || nargin > 2) |
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596 print_usage (); |
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597 |
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598 std::string name = args(0).xstring_value ("exist: NAME must be a string"); |
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599 |
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600 if (nargin == 2) |
4016 | 601 { |
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602 std::string type = args(1).xstring_value ("exist: TYPE must be a string"); |
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603 |
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604 if (type == "class") |
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605 warning ("exist: \"class\" type argument is not implemented"); |
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606 |
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607 retval = symbol_exist (name, type); |
4016 | 608 } |
609 else | |
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610 retval = symbol_exist (name); |
4016 | 611 |
612 return retval; | |
613 } | |
614 | |
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615 /* |
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616 %!shared dirtmp, __var1 |
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617 %! dirtmp = P_tmpdir (); |
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618 %! __var1 = 1; |
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619 |
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620 %!assert (exist ("__%Highly_unlikely_name%__"), 0) |
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621 %!assert (exist ("__var1"), 1) |
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622 %!assert (exist ("__var1", "var"), 1) |
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623 %!assert (exist ("__var1", "builtin"), 0) |
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624 %!assert (exist ("__var1", "dir"), 0) |
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625 %!assert (exist ("__var1", "file"), 0) |
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626 |
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627 %!test |
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628 %! if (isunix ()) |
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629 %! assert (exist ("/bin/sh"), 2); |
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630 %! assert (exist ("/bin/sh", "file"), 2); |
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631 %! assert (exist ("/bin/sh", "dir"), 0); |
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632 %! assert (exist ("/dev/null"), 2); |
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633 %! assert (exist ("/dev/null", "file"), 2); |
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634 %! assert (exist ("/dev/null", "dir"), 0); |
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635 %! endif |
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636 |
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637 %!assert (exist ("print_usage"), 2) |
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638 %!assert (exist ("print_usage.m"), 2) |
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639 %!assert (exist ("print_usage", "file"), 2) |
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640 %!assert (exist ("print_usage", "dir"), 0) |
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641 |
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642 ## Don't search path for rooted relative filenames |
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643 %!assert (exist ("plot.m", "file"), 2); |
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644 %!assert (exist ("./plot.m", "file"), 0); |
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645 %!assert (exist ("./%nonexistentfile%", "file"), 0); |
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646 %!assert (exist ("%nonexistentfile%", "file"), 0); |
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647 |
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648 ## Don't search path for absolute filenames |
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649 %!test |
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650 %! tname = tempname (pwd ()); |
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651 %! unwind_protect |
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652 %! ## open/close file to create it, equivalent of touch |
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653 %! fid = fopen (tname, "w"); |
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654 %! fclose (fid); |
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655 %! [~, fname] = fileparts (tname); |
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656 %! assert (exist (fullfile (pwd (), fname), "file"), 2); |
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657 %! unwind_protect_cleanup |
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658 %! unlink (tname); |
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659 %! end_unwind_protect |
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660 %! assert (exist (fullfile (pwd (), "%nonexistentfile%"), "file"), 0); |
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Rik <rik@octave.org>
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661 |
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662 %!testif HAVE_CHOLMOD |
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|
663 %! assert (exist ("chol"), 3); |
18858
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Return correct exist code for mex files when .mex extension given (bug #42614).
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diff
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|
664 %! assert (exist ("chol.oct"), 3); |
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665 %! assert (exist ("chol", "file"), 3); |
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666 %! assert (exist ("chol", "builtin"), 0); |
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|
667 |
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|
668 %!assert (exist ("sin"), 5) |
18861
da6ffbf75edf
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|
669 %!assert (exist ("sin", "builtin"), 5) |
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Rik <rik@octave.org>
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|
670 %!assert (exist ("sin", "file"), 0) |
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|
671 |
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672 %!assert (exist (dirtmp), 7) |
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|
673 %!assert (exist (dirtmp, "dir"), 7) |
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|
674 %!assert (exist (dirtmp, "file"), 7) |
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diff
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|
675 |
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Rik <rik@octave.org>
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676 %!error exist () |
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677 %!error exist (1,2,3) |
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Fix input validation for exist() which did not error on non-string input.
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|
678 %!warning <"class" type argument is not implemented> exist ("a", "class"); |
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679 %!error <TYPE must be a string> exist ("a", 1) |
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|
680 %!error <NAME must be a string> exist (1) |
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3c8260fd0837
Validate second option to exist () (bug #42618).
Rik <rik@octave.org>
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|
681 %!error <unrecognized type argument "foobar"> exist ("a", "foobar") |
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|
682 |
10975
2d14817353a6
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683 */ |
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|
684 |
2849 | 685 octave_value |
4988 | 686 lookup_function_handle (const std::string& nm) |
687 { | |
7336 | 688 octave_value val = symbol_table::varval (nm); |
689 | |
690 return val.is_function_handle () ? val : octave_value (); | |
4988 | 691 } |
692 | |
693 octave_value | |
5027 | 694 get_global_value (const std::string& nm, bool silent) |
2849 | 695 { |
7752
40c428ea3408
initial implementation of dbup and dbdown
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diff
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|
696 octave_value val = symbol_table::global_varval (nm); |
7336 | 697 |
698 if (val.is_undefined () && ! silent) | |
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d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
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|
699 error ("get_global_value: undefined symbol '%s'", nm.c_str ()); |
7336 | 700 |
701 return val; | |
2849 | 702 } |
703 | |
704 void | |
3523 | 705 set_global_value (const std::string& nm, const octave_value& val) |
2849 | 706 { |
16442
302157614308
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John W. Eaton <jwe@octave.org>
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707 symbol_table::global_assign (nm, val); |
2849 | 708 } |
709 | |
10071
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|
710 octave_value |
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711 get_top_level_value (const std::string& nm, bool silent) |
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712 { |
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|
713 octave_value val = symbol_table::top_level_varval (nm); |
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|
714 |
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changeset
|
715 if (val.is_undefined () && ! silent) |
15466
d174210ce1ec
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
716 error ("get_top_level_value: undefined symbol '%s'", nm.c_str ()); |
10071
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
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|
717 |
e42b1bbd1052
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diff
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|
718 return val; |
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
719 } |
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John W. Eaton <jwe@octave.org>
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|
720 |
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John W. Eaton <jwe@octave.org>
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diff
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|
721 void |
e42b1bbd1052
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changeset
|
722 set_top_level_value (const std::string& nm, const octave_value& val) |
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John W. Eaton <jwe@octave.org>
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diff
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|
723 { |
16442
302157614308
deprecate symbol_table::varref functions
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
724 symbol_table::top_level_assign (nm, val); |
10071
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
725 } |
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
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diff
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|
726 |
593 | 727 // Variable values. |
195 | 728 |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
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10521
diff
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|
729 static bool |
9cd5aa83fa62
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parents:
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diff
changeset
|
730 wants_local_change (const octave_value_list& args, int& nargin) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
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diff
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|
731 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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diff
changeset
|
732 bool retval = false; |
9cd5aa83fa62
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parents:
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|
733 |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
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|
734 if (nargin == 2) |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
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|
735 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
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changeset
|
736 if (args(1).is_string () && args(1).string_value () == "local") |
9cd5aa83fa62
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|
737 { |
9cd5aa83fa62
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|
738 nargin = 1; |
9cd5aa83fa62
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parents:
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|
739 retval = true; |
9cd5aa83fa62
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parents:
10521
diff
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|
740 } |
9cd5aa83fa62
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parents:
10521
diff
changeset
|
741 else |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
742 { |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
743 error_with_cfn ("second argument must be \"local\""); |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
744 nargin = 0; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
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|
745 } |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
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|
746 } |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
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|
747 |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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parents:
10521
diff
changeset
|
748 return retval; |
9cd5aa83fa62
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parents:
10521
diff
changeset
|
749 } |
9cd5aa83fa62
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diff
changeset
|
750 |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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parents:
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diff
changeset
|
751 template <class T> |
9cd5aa83fa62
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parents:
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diff
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|
752 bool try_local_protect (T& var) |
9cd5aa83fa62
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parents:
10521
diff
changeset
|
753 { |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
754 octave_user_code *curr_usr_code = octave_call_stack::caller_user_code (); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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parents:
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diff
changeset
|
755 octave_user_function *curr_usr_fcn = 0; |
9cd5aa83fa62
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parents:
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diff
changeset
|
756 if (curr_usr_code && curr_usr_code->is_user_function ()) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
757 curr_usr_fcn = dynamic_cast<octave_user_function *> (curr_usr_code); |
9cd5aa83fa62
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parents:
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diff
changeset
|
758 |
9cd5aa83fa62
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parents:
10521
diff
changeset
|
759 if (curr_usr_fcn && curr_usr_fcn->local_protect (var)) |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
760 return true; |
9cd5aa83fa62
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parents:
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diff
changeset
|
761 else |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
762 return false; |
9cd5aa83fa62
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parents:
10521
diff
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|
763 } |
9cd5aa83fa62
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parents:
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diff
changeset
|
764 |
5791 | 765 octave_value |
766 set_internal_variable (bool& var, const octave_value_list& args, | |
10315
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John W. Eaton <jwe@octave.org>
parents:
10160
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changeset
|
767 int nargout, const char *nm) |
5791 | 768 { |
5794 | 769 octave_value retval; |
770 | |
5800 | 771 int nargin = args.length (); |
772 | |
773 if (nargout > 0 || nargin == 0) | |
5794 | 774 retval = var; |
5791 | 775 |
10637
9cd5aa83fa62
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changeset
|
776 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
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|
777 { |
9cd5aa83fa62
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|
778 if (! try_local_protect (var)) |
9cd5aa83fa62
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diff
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|
779 warning ("\"local\" has no effect outside a function"); |
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diff
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|
780 } |
9cd5aa83fa62
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diff
changeset
|
781 |
5791 | 782 if (nargin == 1) |
783 { | |
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Rik <rik@octave.org>
parents:
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diff
changeset
|
784 bool bval = args(0).xbool_value ("%s: argument must be a logical value", nm); |
20704
571508c1ed06
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diff
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|
785 |
571508c1ed06
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
786 var = bval; |
5791 | 787 } |
788 else if (nargin > 1) | |
5823 | 789 print_usage (); |
5791 | 790 |
791 return retval; | |
792 } | |
793 | |
794 octave_value | |
5794 | 795 set_internal_variable (char& var, const octave_value_list& args, |
10315
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|
796 int nargout, const char *nm) |
5791 | 797 { |
5794 | 798 octave_value retval; |
799 | |
5800 | 800 int nargin = args.length (); |
801 | |
802 if (nargout > 0 || nargin == 0) | |
5794 | 803 retval = var; |
5791 | 804 |
10637
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|
805 if (wants_local_change (args, nargin)) |
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|
806 { |
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|
807 if (! try_local_protect (var)) |
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|
808 warning ("\"local\" has no effect outside a function"); |
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809 } |
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diff
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|
810 |
5791 | 811 if (nargin == 1) |
812 { | |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
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diff
changeset
|
813 std::string sval = args(0).xstring_value ("%s: argument must be a single character", nm); |
20581
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|
814 |
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|
815 switch (sval.length ()) |
10315
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|
816 { |
20581
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|
817 case 1: |
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|
818 var = sval[0]; |
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|
819 break; |
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|
820 |
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John W. Eaton <jwe@octave.org>
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changeset
|
821 case 0: |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
822 var = '\0'; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
823 break; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
824 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
825 default: |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
826 error ("%s: argument must be a single character", nm); |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
827 break; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
828 } |
5794 | 829 } |
830 else if (nargin > 1) | |
5823 | 831 print_usage (); |
5794 | 832 |
833 return retval; | |
834 } | |
835 | |
836 octave_value | |
837 set_internal_variable (int& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
838 int nargout, const char *nm, |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
839 int minval, int maxval) |
5794 | 840 { |
841 octave_value retval; | |
842 | |
5800 | 843 int nargin = args.length (); |
844 | |
845 if (nargout > 0 || nargin == 0) | |
5794 | 846 retval = var; |
847 | |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
848 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
849 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
850 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
851 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
852 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
853 |
5794 | 854 if (nargin == 1) |
855 { | |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
856 int ival = args(0).xint_value ("%s: argument must be an integer value", nm); |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
857 |
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
858 if (ival < minval) |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
859 error ("%s: arg must be greater than %d", nm, minval); |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
860 else if (ival > maxval) |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
861 error ("%s: arg must be less than or equal to %d", |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
862 nm, maxval); |
5794 | 863 else |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
864 var = ival; |
5794 | 865 } |
866 else if (nargin > 1) | |
5823 | 867 print_usage (); |
5794 | 868 |
869 return retval; | |
870 } | |
871 | |
872 octave_value | |
873 set_internal_variable (double& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
874 int nargout, const char *nm, |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
875 double minval, double maxval) |
5794 | 876 { |
877 octave_value retval; | |
878 | |
5800 | 879 int nargin = args.length (); |
880 | |
881 if (nargout > 0 || nargin == 0) | |
5794 | 882 retval = var; |
883 | |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
884 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
885 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
886 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
887 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
888 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
889 |
5794 | 890 if (nargin == 1) |
891 { | |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
892 double dval = args(0).xscalar_value ("%s: argument must be a scalar value", nm); |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
893 |
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
894 if (dval < minval) |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
895 error ("%s: argument must be greater than %g", minval); |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
896 else if (dval > maxval) |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
897 error ("%s: argument must be less than or equal to %g", maxval); |
5794 | 898 else |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
899 var = dval; |
5794 | 900 } |
901 else if (nargin > 1) | |
5823 | 902 print_usage (); |
5794 | 903 |
904 return retval; | |
905 } | |
906 | |
907 octave_value | |
908 set_internal_variable (std::string& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
909 int nargout, const char *nm, bool empty_ok) |
5794 | 910 { |
911 octave_value retval; | |
912 | |
5800 | 913 int nargin = args.length (); |
914 | |
915 if (nargout > 0 || nargin == 0) | |
5794 | 916 retval = var; |
917 | |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
918 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
919 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
920 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
921 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
922 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
923 |
5794 | 924 if (nargin == 1) |
925 { | |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
926 std::string sval = args(0).xstring_value ("%s: first argument must be a string", nm); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
927 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
928 if (empty_ok || ! sval.empty ()) |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
929 var = sval; |
5791 | 930 else |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
931 error ("%s: value must not be empty", nm); |
5791 | 932 } |
933 else if (nargin > 1) | |
5823 | 934 print_usage (); |
1 | 935 |
936 return retval; | |
937 } | |
938 | |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
939 octave_value |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
940 set_internal_variable (int& var, const octave_value_list& args, |
10640
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
941 int nargout, const char *nm, const char **choices) |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
942 { |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
943 octave_value retval; |
10640
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
944 int nchoices = 0; |
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
945 while (choices[nchoices] != 0) |
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
946 nchoices++; |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
947 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
948 int nargin = args.length (); |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20769
diff
changeset
|
949 |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
950 assert (var < nchoices); |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
951 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
952 if (nargout > 0 || nargin == 0) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
953 retval = choices[var]; |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
954 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
955 if (wants_local_change (args, nargin)) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
956 { |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
957 if (! try_local_protect (var)) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
958 warning ("\"local\" has no effect outside a function"); |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
959 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
960 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
961 if (nargin == 1) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
962 { |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
963 std::string sval = args(0).xstring_value ("%s: first argument must be a string", nm); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
964 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
965 int i = 0; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
966 for (; i < nchoices; i++) |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
967 { |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
968 if (sval == choices[i]) |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
969 { |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
970 var = i; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
971 break; |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
972 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
973 } |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
974 if (i == nchoices) |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
975 error ("%s: value not allowed (\"%s\")", nm, sval.c_str ()); |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
976 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
977 else if (nargin > 1) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
978 print_usage (); |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
979 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
980 return retval; |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
981 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
982 |
7336 | 983 struct |
984 whos_parameter | |
195 | 985 { |
7336 | 986 char command; |
987 char modifier; | |
988 int parameter_length; | |
989 int first_parameter_length; | |
990 int balance; | |
991 std::string text; | |
992 std::string line; | |
993 }; | |
994 | |
995 static void | |
996 print_descriptor (std::ostream& os, std::list<whos_parameter> params) | |
997 { | |
998 // This method prints a line of information on a given symbol | |
999 std::list<whos_parameter>::iterator i = params.begin (); | |
1000 std::ostringstream param_buf; | |
1001 | |
17818
f1b59ef34eda
attempt to avoid setting persistent state on i/o streams (bug #40396)
John W. Eaton <jwe@octave.org>
parents:
17787
diff
changeset
|
1002 octave_preserve_stream_state stream_state (os); |
f1b59ef34eda
attempt to avoid setting persistent state on i/o streams (bug #40396)
John W. Eaton <jwe@octave.org>
parents:
17787
diff
changeset
|
1003 |
7336 | 1004 while (i != params.end ()) |
195 | 1005 { |
7336 | 1006 whos_parameter param = *i; |
1007 | |
1008 if (param.command != '\0') | |
1009 { | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1010 // Do the actual printing |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1011 switch (param.modifier) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1012 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1013 case 'l': |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1014 os << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1015 << std::setw (param.parameter_length); |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1016 param_buf << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1017 << std::setw (param.parameter_length); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1018 break; |
7336 | 1019 |
10315
57a59eae83cc
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|
1020 case 'r': |
17787
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Rik <rik@octave.org>
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|
1021 os << std::setiosflags (std::ios::right) |
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Rik <rik@octave.org>
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diff
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|
1022 << std::setw (param.parameter_length); |
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Rik <rik@octave.org>
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diff
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|
1023 param_buf << std::setiosflags (std::ios::right) |
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Use GNU style coding conventions for code in libinterp/
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|
1024 << std::setw (param.parameter_length); |
10315
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untabify src C++ source files
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|
1025 break; |
7336 | 1026 |
10315
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diff
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|
1027 case 'c': |
57a59eae83cc
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|
1028 if (param.command != 's') |
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|
1029 { |
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|
1030 os << std::setiosflags (std::ios::left) |
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untabify src C++ source files
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|
1031 << std::setw (param.parameter_length); |
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changeset
|
1032 param_buf << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
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|
1033 << std::setw (param.parameter_length); |
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|
1034 } |
57a59eae83cc
untabify src C++ source files
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changeset
|
1035 break; |
7336 | 1036 |
10315
57a59eae83cc
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changeset
|
1037 default: |
17787
175b392e91fe
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Rik <rik@octave.org>
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17756
diff
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|
1038 os << std::setiosflags (std::ios::left) |
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Rik <rik@octave.org>
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diff
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|
1039 << std::setw (param.parameter_length); |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
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diff
changeset
|
1040 param_buf << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
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diff
changeset
|
1041 << std::setw (param.parameter_length); |
10315
57a59eae83cc
untabify src C++ source files
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|
1042 } |
7336 | 1043 |
10315
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untabify src C++ source files
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changeset
|
1044 if (param.command == 's' && param.modifier == 'c') |
57a59eae83cc
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|
1045 { |
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untabify src C++ source files
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diff
changeset
|
1046 int a, b; |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
1047 |
10315
57a59eae83cc
untabify src C++ source files
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|
1048 if (param.modifier == 'c') |
57a59eae83cc
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|
1049 { |
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|
1050 a = param.first_parameter_length - param.balance; |
57a59eae83cc
untabify src C++ source files
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|
1051 a = (a < 0 ? 0 : a); |
57a59eae83cc
untabify src C++ source files
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|
1052 b = param.parameter_length - a - param.text . length (); |
57a59eae83cc
untabify src C++ source files
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|
1053 b = (b < 0 ? 0 : b); |
57a59eae83cc
untabify src C++ source files
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changeset
|
1054 os << std::setiosflags (std::ios::left) << std::setw (a) |
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untabify src C++ source files
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|
1055 << "" << std::resetiosflags (std::ios::left) << param.text |
57a59eae83cc
untabify src C++ source files
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|
1056 << std::setiosflags (std::ios::left) |
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untabify src C++ source files
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|
1057 << std::setw (b) << "" |
57a59eae83cc
untabify src C++ source files
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diff
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|
1058 << std::resetiosflags (std::ios::left); |
17787
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Rik <rik@octave.org>
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diff
changeset
|
1059 param_buf << std::setiosflags (std::ios::left) |
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diff
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|
1060 << std::setw (a) |
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diff
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|
1061 << "" << std::resetiosflags (std::ios::left) |
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diff
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|
1062 << param.line |
175b392e91fe
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|
1063 << std::setiosflags (std::ios::left) |
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|
1064 << std::setw (b) << "" |
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Use GNU style coding conventions for code in libinterp/
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diff
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|
1065 << std::resetiosflags (std::ios::left); |
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|
1066 } |
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|
1067 } |
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|
1068 else |
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|
1069 { |
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|
1070 os << param.text; |
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untabify src C++ source files
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|
1071 param_buf << param.line; |
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|
1072 } |
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|
1073 os << std::resetiosflags (std::ios::left) |
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|
1074 << std::resetiosflags (std::ios::right); |
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|
1075 param_buf << std::resetiosflags (std::ios::left) |
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|
1076 << std::resetiosflags (std::ios::right); |
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|
1077 i++; |
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|
1078 } |
7336 | 1079 else |
10315
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|
1080 { |
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|
1081 os << param.text; |
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|
1082 param_buf << param.line; |
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|
1083 i++; |
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|
1084 } |
195 | 1085 } |
7336 | 1086 |
1087 os << param_buf.str (); | |
195 | 1088 } |
1089 | |
17787
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|
1090 // FIXME: This is a bit of a kluge. We'd like to just use val.dims() |
9704
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|
1091 // and if val is an object, expect that dims will call size if it is |
bb413c0d0d6d
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|
1092 // overloaded by a user-defined method. But there are currently some |
bb413c0d0d6d
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changeset
|
1093 // unresolved const issues that prevent that solution from working. |
19718
675d92e7d507
Temporary workaround for user-defined object sizes reported as 1x1 in GUI (bug #43096)
Colin Macdonald <cbm@m.fsf.org>
parents:
19697
diff
changeset
|
1094 // This same kluge is done in symtab.cc (do_workspace_info), fix there too. |
9704
bb413c0d0d6d
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|
1095 |
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changeset
|
1096 std::string |
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changeset
|
1097 get_dims_str (const octave_value& val) |
bb413c0d0d6d
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|
1098 { |
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diff
changeset
|
1099 octave_value tmp = val; |
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|
1100 |
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|
1101 Matrix sz = tmp.size (); |
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diff
changeset
|
1102 |
10350
12884915a8e4
merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents:
10315
diff
changeset
|
1103 dim_vector dv = dim_vector::alloc (sz.numel ()); |
9704
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|
1104 |
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changeset
|
1105 for (octave_idx_type i = 0; i < dv.length (); i++) |
bb413c0d0d6d
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|
1106 dv(i) = sz(i); |
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|
1107 |
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changeset
|
1108 return dv.str (); |
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|
1109 } |
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|
1110 |
7586
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|
1111 class |
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|
1112 symbol_info_list |
593 | 1113 { |
7586
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diff
changeset
|
1114 private: |
84122fb29c75
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diff
changeset
|
1115 struct symbol_info |
84122fb29c75
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|
1116 { |
84122fb29c75
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|
1117 symbol_info (const symbol_table::symbol_record& sr, |
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|
1118 const std::string& expr_str = std::string (), |
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|
1119 const octave_value& expr_val = octave_value ()) |
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changeset
|
1120 : name (expr_str.empty () ? sr.name () : expr_str), |
12651
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interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
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12632
diff
changeset
|
1121 varval (expr_val.is_undefined () ? sr.varval () : expr_val), |
10315
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|
1122 is_automatic (sr.is_automatic ()), |
12651
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interpreter: Add new attribute 'complex' in whos (bug #32053)
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changeset
|
1123 is_complex (varval.is_complex_type ()), |
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|
1124 is_formal (sr.is_formal ()), |
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|
1125 is_global (sr.is_global ()), |
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changeset
|
1126 is_persistent (sr.is_persistent ()) |
7586
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|
1127 { } |
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|
1128 |
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|
1129 void display_line (std::ostream& os, |
10315
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|
1130 const std::list<whos_parameter>& params) const |
593 | 1131 { |
9704
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|
1132 std::string dims_str = get_dims_str (varval); |
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|
1133 |
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|
1134 std::list<whos_parameter>::const_iterator i = params.begin (); |
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|
1135 |
17818
f1b59ef34eda
attempt to avoid setting persistent state on i/o streams (bug #40396)
John W. Eaton <jwe@octave.org>
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17787
diff
changeset
|
1136 octave_preserve_stream_state stream_state (os); |
f1b59ef34eda
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|
1137 |
7586
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|
1138 while (i != params.end ()) |
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|
1139 { |
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|
1140 whos_parameter param = *i; |
7586
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|
1141 |
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|
1142 if (param.command != '\0') |
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|
1143 { |
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|
1144 // Do the actual printing. |
7586
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|
1145 |
10315
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|
1146 switch (param.modifier) |
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changeset
|
1147 { |
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changeset
|
1148 case 'l': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1149 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1150 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1151 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1152 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1153 case 'r': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1154 os << std::setiosflags (std::ios::right) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1155 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1156 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1157 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1158 case 'c': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1159 if (param.command == 's') |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1160 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1161 int front = param.first_parameter_length |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1162 - dims_str.find ('x'); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1163 int back = param.parameter_length |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1164 - dims_str.length () |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1165 - front; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1166 front = (front > 0) ? front : 0; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1167 back = (back > 0) ? back : 0; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1168 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1169 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1170 << std::setw (front) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1171 << "" |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1172 << std::resetiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1173 << dims_str |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1174 << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1175 << std::setw (back) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1176 << "" |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1177 << std::resetiosflags (std::ios::left); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1178 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1179 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1180 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1181 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1182 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1183 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1184 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1185 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1186 default: |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1187 error ("whos_line_format: modifier '%c' unknown", |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1188 param.modifier); |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1189 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1190 os << std::setiosflags (std::ios::right) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1191 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1192 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1193 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1194 switch (param.command) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1195 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1196 case 'a': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1197 { |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1198 char tmp[6]; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1199 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1200 tmp[0] = (is_automatic ? 'a' : ' '); |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1201 tmp[1] = (is_complex ? 'c' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1202 tmp[2] = (is_formal ? 'f' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1203 tmp[3] = (is_global ? 'g' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1204 tmp[4] = (is_persistent ? 'p' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1205 tmp[5] = 0; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1206 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1207 os << tmp; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1208 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1209 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1210 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1211 case 'b': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1212 os << varval.byte_size (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1213 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1214 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1215 case 'c': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1216 os << varval.class_name (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1217 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1218 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1219 case 'e': |
20229
5dfaaaae784f
Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax().
Carnë Draug <carandraug@octave.org>
parents:
20206
diff
changeset
|
1220 os << varval.numel (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1221 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1222 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1223 case 'n': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1224 os << name; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1225 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1226 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1227 case 's': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1228 if (param.modifier != 'c') |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1229 os << dims_str; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1230 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1231 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1232 case 't': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1233 os << varval.type_name (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1234 break; |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
1235 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1236 default: |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1237 error ("whos_line_format: command '%c' unknown", |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1238 param.command); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1239 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1240 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1241 os << std::resetiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1242 << std::resetiosflags (std::ios::right); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1243 i++; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1244 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1245 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1246 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1247 os << param.text; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1248 i++; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1249 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1250 } |
593 | 1251 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1252 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1253 std::string name; |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1254 octave_value varval; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1255 bool is_automatic; |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1256 bool is_complex; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1257 bool is_formal; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1258 bool is_global; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1259 bool is_persistent; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1260 }; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1261 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1262 public: |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1263 symbol_info_list (void) : lst () { } |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1264 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1265 symbol_info_list (const symbol_info_list& sil) : lst (sil.lst) { } |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1266 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1267 symbol_info_list& operator = (const symbol_info_list& sil) |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1268 { |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1269 if (this != &sil) |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1270 lst = sil.lst; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1271 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1272 return *this; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1273 } |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1274 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1275 ~symbol_info_list (void) { } |
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1276 |
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1277 void append (const symbol_table::symbol_record& sr) |
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1278 { |
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1279 lst.push_back (symbol_info (sr)); |
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1280 } |
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1281 |
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1282 void append (const symbol_table::symbol_record& sr, |
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1283 const std::string& expr_str, |
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1284 const octave_value& expr_val) |
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1285 { |
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1286 lst.push_back (symbol_info (sr, expr_str, expr_val)); |
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1287 } |
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1288 |
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1289 size_t size (void) const { return lst.size (); } |
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1290 |
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1291 bool empty (void) const { return lst.empty (); } |
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1292 |
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1293 octave_map |
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1294 map_value (const std::string& caller_function_name, int nesting_level) const |
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1295 { |
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1296 size_t len = lst.size (); |
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1297 |
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1298 Cell name_info (len, 1); |
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1299 Cell size_info (len, 1); |
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1300 Cell bytes_info (len, 1); |
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1301 Cell class_info (len, 1); |
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1302 Cell global_info (len, 1); |
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1303 Cell sparse_info (len, 1); |
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1304 Cell complex_info (len, 1); |
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1305 Cell nesting_info (len, 1); |
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1306 Cell persistent_info (len, 1); |
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1307 |
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1308 std::list<symbol_info>::const_iterator p = lst.begin (); |
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1309 |
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1310 for (size_t j = 0; j < len; j++) |
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1311 { |
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1312 const symbol_info& si = *p++; |
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1313 |
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1314 octave_scalar_map ni; |
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1315 |
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1316 ni.assign ("function", caller_function_name); |
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1317 ni.assign ("level", nesting_level); |
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1318 |
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1319 name_info(j) = si.name; |
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1320 global_info(j) = si.is_global; |
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1321 persistent_info(j) = si.is_persistent; |
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1322 |
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1323 octave_value val = si.varval; |
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1324 |
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1325 size_info(j) = val.size (); |
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1326 bytes_info(j) = val.byte_size (); |
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1327 class_info(j) = val.class_name (); |
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1328 sparse_info(j) = val.is_sparse_type (); |
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1329 complex_info(j) = val.is_complex_type (); |
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1330 nesting_info(j) = ni; |
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1331 } |
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1332 |
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1333 octave_map info; |
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1334 |
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1335 info.assign ("name", name_info); |
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1336 info.assign ("size", size_info); |
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1337 info.assign ("bytes", bytes_info); |
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1338 info.assign ("class", class_info); |
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1339 info.assign ("global", global_info); |
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1340 info.assign ("sparse", sparse_info); |
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1341 info.assign ("complex", complex_info); |
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1342 info.assign ("nesting", nesting_info); |
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1343 info.assign ("persistent", persistent_info); |
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1344 |
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1345 return info; |
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1346 } |
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1347 |
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1348 void display (std::ostream& os) |
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1349 { |
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1350 if (! lst.empty ()) |
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1351 { |
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1352 size_t bytes = 0; |
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1353 size_t elements = 0; |
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1354 |
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1355 std::list<whos_parameter> params = parse_whos_line_format (); |
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1356 |
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1357 print_descriptor (os, params); |
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1358 |
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1359 octave_stdout << "\n"; |
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1360 |
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1361 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
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1362 p != lst.end (); p++) |
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1363 { |
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1364 p->display_line (os, params); |
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1365 |
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1366 octave_value val = p->varval; |
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1367 |
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Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax().
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1368 elements += val.numel (); |
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1369 bytes += val.byte_size (); |
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1370 } |
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1371 |
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1372 os << "\nTotal is " << elements |
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1373 << (elements == 1 ? " element" : " elements") |
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1374 << " using " << bytes << (bytes == 1 ? " byte" : " bytes") |
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1375 << "\n"; |
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1376 } |
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1377 } |
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1378 |
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1379 // Parse the string whos_line_format, and return a parameter list, |
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1380 // containing all information needed to print the given |
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Preface warning() messages with name of function when possible.
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1381 // attributes of the symbols. |
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1382 std::list<whos_parameter> parse_whos_line_format (void) |
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1383 { |
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1384 int idx; |
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1385 size_t format_len = Vwhos_line_format.length (); |
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1386 char garbage; |
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1387 std::list<whos_parameter> params; |
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1388 |
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1389 size_t bytes1; |
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1390 int elements1; |
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1391 |
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1392 std::string param_string = "abcenst"; |
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1393 Array<int> param_length (dim_vector (param_string.length (), 1)); |
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1394 Array<std::string> param_names (dim_vector (param_string.length (), 1)); |
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1395 size_t pos_a, pos_b, pos_c, pos_e, pos_n, pos_s, pos_t; |
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1396 |
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1397 pos_a = param_string.find ('a'); // Attributes |
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1398 pos_b = param_string.find ('b'); // Bytes |
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1399 pos_c = param_string.find ('c'); // Class |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
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7531
diff
changeset
|
1400 pos_e = param_string.find ('e'); // Elements |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
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7531
diff
changeset
|
1401 pos_n = param_string.find ('n'); // Name |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1402 pos_s = param_string.find ('s'); // Size |
84122fb29c75
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John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1403 pos_t = param_string.find ('t'); // Type |
84122fb29c75
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diff
changeset
|
1404 |
84122fb29c75
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diff
changeset
|
1405 param_names(pos_a) = "Attr"; |
84122fb29c75
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John W. Eaton <jwe@octave.org>
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7531
diff
changeset
|
1406 param_names(pos_b) = "Bytes"; |
84122fb29c75
whos: handle index expressions
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7531
diff
changeset
|
1407 param_names(pos_c) = "Class"; |
84122fb29c75
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7531
diff
changeset
|
1408 param_names(pos_e) = "Elements"; |
84122fb29c75
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parents:
7531
diff
changeset
|
1409 param_names(pos_n) = "Name"; |
84122fb29c75
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7531
diff
changeset
|
1410 param_names(pos_s) = "Size"; |
84122fb29c75
whos: handle index expressions
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7531
diff
changeset
|
1411 param_names(pos_t) = "Type"; |
84122fb29c75
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7531
diff
changeset
|
1412 |
84122fb29c75
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John W. Eaton <jwe@octave.org>
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7531
diff
changeset
|
1413 for (size_t i = 0; i < param_string.length (); i++) |
14861
f7afecdd87ef
maint: Use Octave coding conventions for cuddling parentheses in src/ directory
Rik <octave@nomad.inbox5.com>
parents:
14846
diff
changeset
|
1414 param_length(i) = param_names(i).length (); |
7586
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John W. Eaton <jwe@octave.org>
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7531
diff
changeset
|
1415 |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1416 // The attribute column needs size 5. |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1417 param_length(pos_a) = 5; |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1418 |
7586
84122fb29c75
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diff
changeset
|
1419 // Calculating necessary spacing for name column, |
84122fb29c75
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7531
diff
changeset
|
1420 // bytes column, elements column and class column |
84122fb29c75
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7531
diff
changeset
|
1421 |
84122fb29c75
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diff
changeset
|
1422 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1423 p != lst.end (); p++) |
7586
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diff
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|
1424 { |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1425 std::stringstream ss1, ss2; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1426 std::string str; |
7586
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diff
changeset
|
1427 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1428 str = p->name; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1429 param_length(pos_n) = ((str.length () |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1430 > static_cast<size_t> (param_length(pos_n))) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1431 ? str.length () : param_length(pos_n)); |
7586
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diff
changeset
|
1432 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1433 octave_value val = p->varval; |
7586
84122fb29c75
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diff
changeset
|
1434 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1435 str = val.type_name (); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1436 param_length(pos_t) = ((str.length () |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1437 > static_cast<size_t> (param_length(pos_t))) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1438 ? str.length () : param_length(pos_t)); |
7586
84122fb29c75
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John W. Eaton <jwe@octave.org>
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7531
diff
changeset
|
1439 |
20229
5dfaaaae784f
Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax().
Carnë Draug <carandraug@octave.org>
parents:
20206
diff
changeset
|
1440 elements1 = val.numel (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1441 ss1 << elements1; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1442 str = ss1.str (); |
57a59eae83cc
untabify src C++ source files
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changeset
|
1443 param_length(pos_e) = ((str.length () |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1444 > static_cast<size_t> (param_length(pos_e))) |
57a59eae83cc
untabify src C++ source files
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diff
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|
1445 ? str.length () : param_length(pos_e)); |
7586
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diff
changeset
|
1446 |
10315
57a59eae83cc
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changeset
|
1447 bytes1 = val.byte_size (); |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1448 ss2 << bytes1; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1449 str = ss2.str (); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1450 param_length(pos_b) = ((str.length () |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1451 > static_cast<size_t> (param_length(pos_b))) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1452 ? str.length () : param_length (pos_b)); |
7586
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7531
diff
changeset
|
1453 } |
84122fb29c75
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7531
diff
changeset
|
1454 |
84122fb29c75
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7531
diff
changeset
|
1455 idx = 0; |
84122fb29c75
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7531
diff
changeset
|
1456 while (static_cast<size_t> (idx) < format_len) |
84122fb29c75
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7531
diff
changeset
|
1457 { |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1458 whos_parameter param; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1459 param.command = '\0'; |
7586
84122fb29c75
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diff
changeset
|
1460 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1461 if (Vwhos_line_format[idx] == '%') |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1462 { |
57a59eae83cc
untabify src C++ source files
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changeset
|
1463 bool error_encountered = false; |
57a59eae83cc
untabify src C++ source files
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changeset
|
1464 param.modifier = 'r'; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1465 param.parameter_length = 0; |
7586
84122fb29c75
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John W. Eaton <jwe@octave.org>
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7531
diff
changeset
|
1466 |
18100
6a71e5030df5
Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.
Rik <rik@octave.org>
parents:
18074
diff
changeset
|
1467 int a = 0; |
6a71e5030df5
Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.
Rik <rik@octave.org>
parents:
18074
diff
changeset
|
1468 int b = -1; |
6a71e5030df5
Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.
Rik <rik@octave.org>
parents:
18074
diff
changeset
|
1469 int balance = 1; |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1470 unsigned int items; |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1471 size_t pos; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1472 std::string cmd; |
7586
84122fb29c75
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diff
changeset
|
1473 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1474 // Parse one command from whos_line_format |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1475 cmd = Vwhos_line_format.substr (idx, Vwhos_line_format.length ()); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1476 pos = cmd.find (';'); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1477 if (pos != std::string::npos) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1478 cmd = cmd.substr (0, pos+1); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1479 else |
57a59eae83cc
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diff
changeset
|
1480 error ("parameter without ; in whos_line_format"); |
7586
84122fb29c75
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diff
changeset
|
1481 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1482 idx += cmd.length (); |
7586
84122fb29c75
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7531
diff
changeset
|
1483 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1484 // FIXME: use iostream functions instead of sscanf! |
7586
84122fb29c75
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diff
changeset
|
1485 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1486 if (cmd.find_first_of ("crl") != 1) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1487 items = sscanf (cmd.c_str (), "%c%c:%d:%d:%d;", |
57a59eae83cc
untabify src C++ source files
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changeset
|
1488 &garbage, ¶m.command, &a, &b, &balance); |
57a59eae83cc
untabify src C++ source files
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changeset
|
1489 else |
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changeset
|
1490 items = sscanf (cmd.c_str (), "%c%c%c:%d:%d:%d;", |
57a59eae83cc
untabify src C++ source files
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changeset
|
1491 &garbage, ¶m.modifier, ¶m.command, |
57a59eae83cc
untabify src C++ source files
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changeset
|
1492 &a, &b, &balance) - 1; |
7586
84122fb29c75
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diff
changeset
|
1493 |
10315
57a59eae83cc
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diff
changeset
|
1494 if (items < 2) |
57a59eae83cc
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diff
changeset
|
1495 { |
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changeset
|
1496 error ("whos_line_format: parameter structure without command in whos_line_format"); |
57a59eae83cc
untabify src C++ source files
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changeset
|
1497 error_encountered = true; |
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changeset
|
1498 } |
7586
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diff
changeset
|
1499 |
10315
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diff
changeset
|
1500 // Insert data into parameter |
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changeset
|
1501 param.first_parameter_length = 0; |
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untabify src C++ source files
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changeset
|
1502 pos = param_string.find (param.command); |
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untabify src C++ source files
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changeset
|
1503 if (pos != std::string::npos) |
57a59eae83cc
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diff
changeset
|
1504 { |
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changeset
|
1505 param.parameter_length = param_length(pos); |
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changeset
|
1506 param.text = param_names(pos); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1507 param.line.assign (param_names(pos).length (), '='); |
7586
84122fb29c75
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diff
changeset
|
1508 |
10315
57a59eae83cc
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changeset
|
1509 param.parameter_length = (a > param.parameter_length |
57a59eae83cc
untabify src C++ source files
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changeset
|
1510 ? a : param.parameter_length); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1511 if (param.command == 's' && param.modifier == 'c' && b > 0) |
57a59eae83cc
untabify src C++ source files
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changeset
|
1512 param.first_parameter_length = b; |
57a59eae83cc
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diff
changeset
|
1513 } |
57a59eae83cc
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changeset
|
1514 else |
57a59eae83cc
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changeset
|
1515 { |
57a59eae83cc
untabify src C++ source files
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changeset
|
1516 error ("whos_line_format: '%c' is not a command", |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1517 param.command); |
57a59eae83cc
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changeset
|
1518 error_encountered = true; |
57a59eae83cc
untabify src C++ source files
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changeset
|
1519 } |
7586
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changeset
|
1520 |
10315
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1521 if (param.command == 's') |
57a59eae83cc
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|
1522 { |
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|
1523 // Have to calculate space needed for printing |
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untabify src C++ source files
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|
1524 // matrix dimensions Space needed for Size column is |
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1525 // hard to determine in prior, because it depends on |
57a59eae83cc
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|
1526 // dimensions to be shown. That is why it is |
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1527 // recalculated for each Size-command int first, |
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|
1528 // rest = 0, total; |
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|
1529 int rest = 0; |
57a59eae83cc
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|
1530 int first = param.first_parameter_length; |
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|
1531 int total = param.parameter_length; |
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diff
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|
1532 |
10315
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1533 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
57a59eae83cc
untabify src C++ source files
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1534 p != lst.end (); p++) |
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|
1535 { |
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|
1536 octave_value val = p->varval; |
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|
1537 std::string dims_str = get_dims_str (val); |
57a59eae83cc
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|
1538 int first1 = dims_str.find ('x'); |
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1539 int total1 = dims_str.length (); |
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untabify src C++ source files
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|
1540 int rest1 = total1 - first1; |
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untabify src C++ source files
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|
1541 rest = (rest1 > rest ? rest1 : rest); |
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untabify src C++ source files
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|
1542 first = (first1 > first ? first1 : first); |
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untabify src C++ source files
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|
1543 total = (total1 > total ? total1 : total); |
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|
1544 } |
7586
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diff
changeset
|
1545 |
10315
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|
1546 if (param.modifier == 'c') |
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|
1547 { |
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|
1548 if (first < balance) |
57a59eae83cc
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|
1549 first += balance - first; |
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|
1550 if (rest + balance < param.parameter_length) |
57a59eae83cc
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|
1551 rest += param.parameter_length - rest - balance; |
7586
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diff
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|
1552 |
10315
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|
1553 param.parameter_length = first + rest; |
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|
1554 param.first_parameter_length = first; |
57a59eae83cc
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diff
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|
1555 param.balance = balance; |
57a59eae83cc
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|
1556 } |
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|
1557 else |
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|
1558 { |
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|
1559 param.parameter_length = total; |
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untabify src C++ source files
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|
1560 param.first_parameter_length = 0; |
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|
1561 } |
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|
1562 } |
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|
1563 else if (param.modifier == 'c') |
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|
1564 { |
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|
1565 error ("whos_line_format: modifier 'c' not available for command '%c'", |
57a59eae83cc
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diff
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|
1566 param.command); |
57a59eae83cc
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|
1567 error_encountered = true; |
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|
1568 } |
7586
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diff
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|
1569 |
10315
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|
1570 // What happens if whos_line_format contains negative numbers |
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|
1571 // at param_length positions? |
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|
1572 param.balance = (b < 0 ? 0 : param.balance); |
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|
1573 param.first_parameter_length = (b < 0 ? 0 : |
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|
1574 param.first_parameter_length); |
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|
1575 param.parameter_length = (a < 0 |
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|
1576 ? 0 |
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|
1577 : (param.parameter_length |
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1578 < param_length(pos_s) |
57a59eae83cc
untabify src C++ source files
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|
1579 ? param_length(pos_s) |
57a59eae83cc
untabify src C++ source files
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diff
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|
1580 : param.parameter_length)); |
7586
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diff
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|
1581 |
10315
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|
1582 // Parameter will not be pushed into parameter list if ... |
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untabify src C++ source files
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|
1583 if (! error_encountered) |
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untabify src C++ source files
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|
1584 params.push_back (param); |
57a59eae83cc
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|
1585 } |
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diff
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|
1586 else |
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|
1587 { |
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|
1588 // Text string, to be printed as it is ... |
57a59eae83cc
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|
1589 std::string text; |
57a59eae83cc
untabify src C++ source files
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diff
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|
1590 size_t pos; |
57a59eae83cc
untabify src C++ source files
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|
1591 text = Vwhos_line_format.substr (idx, Vwhos_line_format.length ()); |
57a59eae83cc
untabify src C++ source files
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|
1592 pos = text.find ('%'); |
57a59eae83cc
untabify src C++ source files
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|
1593 if (pos != std::string::npos) |
57a59eae83cc
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|
1594 text = text.substr (0, pos); |
7586
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7531
diff
changeset
|
1595 |
10315
57a59eae83cc
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diff
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|
1596 // Push parameter into list ... |
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|
1597 idx += text.length (); |
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changeset
|
1598 param.text=text; |
14846
460a3c6d8bf1
maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents:
14429
diff
changeset
|
1599 param.line.assign (text.length (), ' '); |
10315
57a59eae83cc
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|
1600 params.push_back (param); |
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|
1601 } |
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diff
changeset
|
1602 } |
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diff
changeset
|
1603 |
84122fb29c75
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diff
changeset
|
1604 return params; |
84122fb29c75
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7531
diff
changeset
|
1605 } |
84122fb29c75
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7531
diff
changeset
|
1606 |
84122fb29c75
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diff
changeset
|
1607 private: |
84122fb29c75
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diff
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|
1608 std::list<symbol_info> lst; |
84122fb29c75
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diff
changeset
|
1609 |
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diff
changeset
|
1610 }; |
5659 | 1611 |
4435 | 1612 static octave_value |
7336 | 1613 do_who (int argc, const string_vector& argv, bool return_list, |
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|
1614 bool verbose = false, std::string msg = std::string ()) |
529 | 1615 { |
4435 | 1616 octave_value retval; |
529 | 1617 |
3523 | 1618 std::string my_name = argv[0]; |
584 | 1619 |
7336 | 1620 bool global_only = false; |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
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7761
diff
changeset
|
1621 bool have_regexp = false; |
7336 | 1622 |
1857 | 1623 int i; |
1624 for (i = 1; i < argc; i++) | |
529 | 1625 { |
7779
791231dac333
Add regexp matching to Fwho and Fclear
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7761
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changeset
|
1626 if (argv[i] == "-file") |
10315
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|
1627 { |
17861
870f3e12e163
maint: Use phrase "FIXME:" for problem areas in code.
Rik <rik@octave.org>
parents:
17818
diff
changeset
|
1628 // FIXME: This is an inefficient manner to implement this as the |
10315
57a59eae83cc
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|
1629 // variables are loaded in to a temporary context and then treated. |
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1630 // It would be better to refecat symbol_info_list to not store the |
57a59eae83cc
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changeset
|
1631 // symbol records and then use it in load-save.cc (do_load) to |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
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11558
diff
changeset
|
1632 // implement this option there so that the variables are never |
10315
57a59eae83cc
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|
1633 // stored at all. |
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changeset
|
1634 if (i == argc - 1) |
20713
2469d78a1d8b
Consistently use 'filename' rather than 'file name' throughout code base.
Rik <rik@octave.org>
parents:
20711
diff
changeset
|
1635 error ("whos: -file argument must be followed by a filename"); |
10315
57a59eae83cc
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changeset
|
1636 else |
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changeset
|
1637 { |
15020
560317fd5977
maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents:
15007
diff
changeset
|
1638 std::string nm = argv[i + 1]; |
8131
10b63c4fd413
Add -file option to who/whos
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8083
diff
changeset
|
1639 |
10315
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changeset
|
1640 unwind_protect frame; |
8131
10b63c4fd413
Add -file option to who/whos
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diff
changeset
|
1641 |
10315
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changeset
|
1642 // Set up temporary scope. |
8131
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Add -file option to who/whos
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|
1643 |
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changeset
|
1644 symbol_table::scope_id tmp_scope = symbol_table::alloc_scope (); |
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changeset
|
1645 frame.add_fcn (symbol_table::erase_scope, tmp_scope); |
9144
c6463412aebb
eliminate symbol_table::scope_stack; fix scoping issue with evalin
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9037
diff
changeset
|
1646 |
10315
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changeset
|
1647 symbol_table::set_scope (tmp_scope); |
9144
c6463412aebb
eliminate symbol_table::scope_stack; fix scoping issue with evalin
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diff
changeset
|
1648 |
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changeset
|
1649 octave_call_stack::push (tmp_scope, 0); |
57a59eae83cc
untabify src C++ source files
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changeset
|
1650 frame.add_fcn (octave_call_stack::pop); |
8131
10b63c4fd413
Add -file option to who/whos
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8083
diff
changeset
|
1651 |
10315
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changeset
|
1652 frame.add_fcn (symbol_table::clear_variables); |
8131
10b63c4fd413
Add -file option to who/whos
David Bateman <dbateman@free.fr>
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8083
diff
changeset
|
1653 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1654 feval ("load", octave_value (nm), 0); |
8131
10b63c4fd413
Add -file option to who/whos
David Bateman <dbateman@free.fr>
parents:
8083
diff
changeset
|
1655 |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
1656 std::string newmsg = std::string ("Variables in the file ") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
1657 + nm + ":\n\n"; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
1658 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
1659 retval = do_who (i, argv, return_list, verbose, newmsg); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1660 } |
8131
10b63c4fd413
Add -file option to who/whos
David Bateman <dbateman@free.fr>
parents:
8083
diff
changeset
|
1661 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1662 return retval; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1663 } |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1664 else if (argv[i] == "-regexp") |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1665 have_regexp = true; |
7336 | 1666 else if (argv[i] == "global") |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1667 global_only = true; |
1755 | 1668 else if (argv[i][0] == '-') |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1669 warning ("%s: unrecognized option '%s'", my_name.c_str (), |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1670 argv[i].c_str ()); |
529 | 1671 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1672 break; |
529 | 1673 } |
1674 | |
7336 | 1675 int npats = argc - i; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1676 string_vector pats; |
7336 | 1677 if (npats > 0) |
3248 | 1678 { |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1679 pats.resize (npats); |
7336 | 1680 for (int j = 0; j < npats; j++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1681 pats[j] = argv[i+j]; |
3248 | 1682 } |
7336 | 1683 else |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1684 { |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1685 pats.resize (++npats); |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1686 pats[0] = "*"; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1687 } |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
1688 |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1689 symbol_info_list symbol_stats; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1690 std::list<std::string> symbol_names; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1691 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1692 for (int j = 0; j < npats; j++) |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1693 { |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1694 std::string pat = pats[j]; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1695 |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1696 if (have_regexp) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1697 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1698 std::list<symbol_table::symbol_record> tmp = global_only |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1699 ? symbol_table::regexp_global_variables (pat) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1700 : symbol_table::regexp_variables (pat); |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1701 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1702 for (std::list<symbol_table::symbol_record>::const_iterator |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1703 p = tmp.begin (); p != tmp.end (); p++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1704 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1705 if (p->is_variable ()) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1706 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1707 if (verbose) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1708 symbol_stats.append (*p); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1709 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1710 symbol_names.push_back (p->name ()); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1711 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1712 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1713 } |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1714 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1715 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1716 size_t pos = pat.find_first_of (".({"); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1717 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1718 if (pos != std::string::npos && pos > 0) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1719 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1720 if (verbose) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1721 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1722 // NOTE: we can only display information for |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1723 // expressions based on global values if the variable is |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1724 // global in the current scope because we currently have |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1725 // no way of looking up the base value in the global |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1726 // scope and then evaluating the arguments in the |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1727 // current scope. |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1728 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1729 std::string base_name = pat.substr (0, pos); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1730 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1731 if (symbol_table::is_variable (base_name)) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1732 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1733 symbol_table::symbol_record sr |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1734 = symbol_table::find_symbol (base_name); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1735 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1736 if (! global_only || sr.is_global ()) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1737 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1738 int parse_status; |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1739 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1740 octave_value expr_val |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1741 = eval_string (pat, true, parse_status); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1742 |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
1743 symbol_stats.append (sr, pat, expr_val); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1744 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1745 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1746 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1747 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1748 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1749 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1750 std::list<symbol_table::symbol_record> tmp = global_only |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1751 ? symbol_table::glob_global_variables (pat) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1752 : symbol_table::glob_variables (pat); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1753 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1754 for (std::list<symbol_table::symbol_record>::const_iterator |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1755 p = tmp.begin (); p != tmp.end (); p++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1756 { |
9260
9c2349a51218
properly unmark forced variables
John W. Eaton <jwe@octave.org>
parents:
9250
diff
changeset
|
1757 if (p->is_variable ()) |
9250
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1758 { |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1759 if (verbose) |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1760 symbol_stats.append (*p); |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1761 else |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1762 symbol_names.push_back (p->name ()); |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1763 } |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1764 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1765 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1766 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1767 } |
529 | 1768 |
4435 | 1769 if (return_list) |
529 | 1770 { |
7336 | 1771 if (verbose) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1772 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1773 std::string caller_function_name; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1774 octave_function *caller = octave_call_stack::caller (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1775 if (caller) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1776 caller_function_name = caller->name (); |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
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7531
diff
changeset
|
1777 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1778 retval = symbol_stats.map_value (caller_function_name, 1); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1779 } |
4435 | 1780 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1781 retval = Cell (string_vector (symbol_names)); |
529 | 1782 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1783 else if (! (symbol_stats.empty () && symbol_names.empty ())) |
529 | 1784 { |
8131
10b63c4fd413
Add -file option to who/whos
David Bateman <dbateman@free.fr>
parents:
8083
diff
changeset
|
1785 if (msg.length () == 0) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1786 if (global_only) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1787 octave_stdout << "Global variables:\n\n"; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1788 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1789 octave_stdout << "Variables in the current scope:\n\n"; |
7336 | 1790 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1791 octave_stdout << msg; |
7336 | 1792 |
1793 if (verbose) | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1794 symbol_stats.display (octave_stdout); |
7336 | 1795 else |
10315
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1796 { |
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1797 string_vector names (symbol_names); |
7336 | 1798 |
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1799 names.list_in_columns (octave_stdout); |
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1800 } |
4435 | 1801 |
7336 | 1802 octave_stdout << "\n"; |
529 | 1803 } |
1804 | |
581 | 1805 return retval; |
1806 } | |
1807 | |
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1808 DEFUN (who, args, nargout, |
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1809 "-*- texinfo -*-\n\ |
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1810 @deftypefn {Command} {} who\n\ |
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1811 @deftypefnx {Command} {} who pattern @dots{}\n\ |
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1812 @deftypefnx {Command} {} who option pattern @dots{}\n\ |
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1813 @deftypefnx {Command} {C =} who (\"pattern\", @dots{})\n\ |
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1814 List currently defined variables matching the given patterns.\n\ |
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1815 \n\ |
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1816 Valid pattern syntax is the same as described for the @code{clear} command.\n\ |
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1817 If no patterns are supplied, all variables are listed.\n\ |
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1818 \n\ |
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1819 By default, only variables visible in the local scope are displayed.\n\ |
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1820 \n\ |
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1821 The following are valid options, but may not be combined.\n\ |
3361 | 1822 \n\ |
1823 @table @code\n\ | |
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1824 @item global\n\ |
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1825 List variables in the global scope rather than the current scope.\n\ |
10840 | 1826 \n\ |
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1827 @item -regexp\n\ |
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1828 The patterns are considered to be regular expressions when matching the\n\ |
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1829 variables to display. The same pattern syntax accepted by the @code{regexp}\n\ |
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1830 function is used.\n\ |
10840 | 1831 \n\ |
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1832 @item -file\n\ |
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1833 The next argument is treated as a filename. All variables found within the\n\ |
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1834 specified file are listed. No patterns are accepted when reading variables\n\ |
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1835 from a file.\n\ |
3361 | 1836 @end table\n\ |
1837 \n\ | |
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1838 If called as a function, return a cell array of defined variable names\n\ |
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1839 matching the given patterns.\n\ |
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1840 @seealso{whos, isglobal, isvarname, exist, regexp}\n\ |
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1841 @end deftypefn") |
581 | 1842 { |
4435 | 1843 octave_value retval; |
581 | 1844 |
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1845 if (nargout > 1) |
5823 | 1846 print_usage (); |
581 | 1847 |
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1848 int argc = args.length () + 1; |
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1849 |
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1850 string_vector argv = args.make_argv ("who"); |
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1851 |
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1852 return do_who (argc, argv, nargout == 1); |
529 | 1853 } |
1854 | |
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1855 DEFUN (whos, args, nargout, |
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1856 "-*- texinfo -*-\n\ |
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1857 @deftypefn {Command} {} whos\n\ |
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1858 @deftypefnx {Command} {} whos pattern @dots{}\n\ |
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1859 @deftypefnx {Command} {} whos option pattern @dots{}\n\ |
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1860 @deftypefnx {Built-in Function} {S =} whos (\"pattern\", @dots{})\n\ |
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1861 Provide detailed information on currently defined variables matching the\n\ |
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1862 given patterns.\n\ |
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1863 \n\ |
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1864 Options and pattern syntax are the same as for the @code{who} command.\n\ |
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1865 \n\ |
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1866 Extended information about each variable is summarized in a table with the\n\ |
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1867 following default entries.\n\ |
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1868 \n\ |
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1869 @table @asis\n\ |
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1870 @item Attr\n\ |
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1871 Attributes of the listed variable. Possible attributes are:\n\ |
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1872 \n\ |
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1873 @table @asis\n\ |
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1874 @item blank\n\ |
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1875 Variable in local scope\n\ |
10840 | 1876 \n\ |
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1877 @item @code{a}\n\ |
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1878 Automatic variable. An automatic variable is one created by the\n\ |
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1879 interpreter, for example @code{argn}.\n\ |
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1880 \n\ |
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1881 @item @code{c}\n\ |
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1882 Variable of complex type.\n\ |
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1883 \n\ |
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1884 @item @code{f}\n\ |
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1885 Formal parameter (function argument).\n\ |
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1886 \n\ |
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1887 @item @code{g}\n\ |
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1888 Variable with global scope.\n\ |
10840 | 1889 \n\ |
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1890 @item @code{p}\n\ |
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1891 Persistent variable.\n\ |
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1892 @end table\n\ |
10840 | 1893 \n\ |
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1894 @item Name\n\ |
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1895 The name of the variable.\n\ |
10840 | 1896 \n\ |
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1897 @item Size\n\ |
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1898 The logical size of the variable. A scalar is 1x1, a vector is\n\ |
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1899 @nospell{1xN} or @nospell{Nx1}, a 2-D matrix is @nospell{MxN}.\n\ |
10840 | 1900 \n\ |
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1901 @item Bytes\n\ |
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1902 The amount of memory currently used to store the variable.\n\ |
10840 | 1903 \n\ |
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1904 @item Class\n\ |
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1905 The class of the variable. Examples include double, single, char, uint16,\n\ |
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1906 cell, and struct.\n\ |
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1907 @end table\n\ |
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1908 \n\ |
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1909 The table can be customized to display more or less information through\n\ |
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1910 the function @code{whos_line_format}.\n\ |
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1911 \n\ |
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1912 If @code{whos} is called as a function, return a struct array of defined\n\ |
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1913 variable names matching the given patterns. Fields in the structure\n\ |
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1914 describing each variable are: name, size, bytes, class, global, sparse,\n\ |
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1915 complex, nesting, persistent.\n\ |
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1916 @seealso{who, whos_line_format}\n\ |
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1917 @end deftypefn") |
581 | 1918 { |
4435 | 1919 octave_value retval; |
712 | 1920 |
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1921 if (nargout > 1) |
5823 | 1922 print_usage (); |
581 | 1923 |
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1924 int argc = args.length () + 1; |
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1925 |
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1926 string_vector argv = args.make_argv ("whos"); |
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1927 |
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1928 return do_who (argc, argv, nargout == 1, true); |
581 | 1929 } |
1930 | |
593 | 1931 // Defining variables. |
1932 | |
1162 | 1933 void |
2856 | 1934 bind_ans (const octave_value& val, bool print) |
1162 | 1935 { |
7336 | 1936 static std::string ans = "ans"; |
1162 | 1937 |
2978 | 1938 if (val.is_defined ()) |
1939 { | |
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1940 if (val.is_cs_list ()) |
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1941 { |
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1942 octave_value_list lst = val.list_value (); |
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1943 |
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1944 for (octave_idx_type i = 0; i < lst.length (); i++) |
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1945 bind_ans (lst(i), print); |
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1946 } |
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correctly set ans for cs-lists and simplify printing them
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|
1947 else |
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1948 { |
16442
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1949 symbol_table::force_assign (ans, val); |
7531
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|
1950 |
10315
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1951 if (print) |
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1952 val.print_with_name (octave_stdout, ans); |
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1953 } |
2978 | 1954 } |
1162 | 1955 } |
1956 | |
593 | 1957 void |
5794 | 1958 bind_internal_variable (const std::string& fname, const octave_value& val) |
593 | 1959 { |
5794 | 1960 octave_value_list args; |
1961 | |
1962 args(0) = val; | |
1963 | |
1964 feval (fname, args, 0); | |
529 | 1965 } |
1966 | |
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strip trailing whitespace from source files
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|
1967 void |
7336 | 1968 mlock (void) |
4319 | 1969 { |
8083
16ab78b816bc
variables.cc (mlock): lock current function
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|
1970 octave_function *fcn = octave_call_stack::current (); |
7336 | 1971 |
1972 if (fcn) | |
1973 fcn->lock (); | |
1974 else | |
1975 error ("mlock: invalid use outside a function"); | |
4319 | 1976 } |
1977 | |
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1978 void |
4319 | 1979 munlock (const std::string& nm) |
1980 { | |
7336 | 1981 octave_value val = symbol_table::find_function (nm); |
1982 | |
1983 if (val.is_defined ()) | |
1984 { | |
1985 octave_function *fcn = val.function_value (); | |
1986 | |
1987 if (fcn) | |
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untabify src C++ source files
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|
1988 fcn->unlock (); |
7336 | 1989 } |
4319 | 1990 } |
1991 | |
1992 bool | |
1993 mislocked (const std::string& nm) | |
1994 { | |
7336 | 1995 bool retval = false; |
1996 | |
1997 octave_value val = symbol_table::find_function (nm); | |
1998 | |
1999 if (val.is_defined ()) | |
2000 { | |
2001 octave_function *fcn = val.function_value (); | |
2002 | |
2003 if (fcn) | |
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|
2004 retval = fcn->islocked (); |
7336 | 2005 } |
2006 | |
2007 return retval; | |
4319 | 2008 } |
2009 | |
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handle commands in the lexer
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|
2010 DEFUN (mlock, args, , |
17787
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Use GNU style coding conventions for code in libinterp/
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|
2011 "-*- texinfo -*-\n\ |
7875 | 2012 @deftypefn {Built-in Function} {} mlock ()\n\ |
7336 | 2013 Lock the current function into memory so that it can't be cleared.\n\ |
5642 | 2014 @seealso{munlock, mislocked, persistent}\n\ |
2015 @end deftypefn") | |
4319 | 2016 { |
2017 octave_value_list retval; | |
2018 | |
20799
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2019 if (args.length () != 0) |
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|
2020 print_usage (); |
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|
2021 |
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2022 octave_function *fcn = octave_call_stack::caller (); |
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2023 |
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2024 if (fcn) |
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eliminate return statements after calls to print_usage
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|
2025 fcn->lock (); |
4319 | 2026 else |
20799
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2027 error ("mlock: invalid use outside a function"); |
4319 | 2028 |
2029 return retval; | |
2030 } | |
2031 | |
8746
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handle commands in the lexer
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|
2032 DEFUN (munlock, args, , |
17787
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Use GNU style coding conventions for code in libinterp/
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|
2033 "-*- texinfo -*-\n\ |
12692
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Rik <octave@nomad.inbox5.com>
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diff
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|
2034 @deftypefn {Built-in Function} {} munlock ()\n\ |
e7b03b8662a2
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Rik <octave@nomad.inbox5.com>
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|
2035 @deftypefnx {Built-in Function} {} munlock (@var{fcn})\n\ |
20172
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
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diff
changeset
|
2036 Unlock the named function @var{fcn}.\n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2037 \n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2038 If no function is named then unlock the current function.\n\ |
5642 | 2039 @seealso{mlock, mislocked, persistent}\n\ |
2040 @end deftypefn") | |
4319 | 2041 { |
2042 octave_value_list retval; | |
2043 | |
20799
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eliminate return statements after calls to print_usage
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|
2044 int nargin = args.length (); |
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eliminate return statements after calls to print_usage
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|
2045 |
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|
2046 if (nargin > 1) |
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|
2047 print_usage (); |
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|
2048 |
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|
2049 if (nargin == 1) |
4319 | 2050 { |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
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20581
diff
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|
2051 std::string name = args(0).xstring_value ("munlock: FCN must be a string"); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
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20556
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|
2052 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
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changeset
|
2053 munlock (name); |
4319 | 2054 } |
20799
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eliminate return statements after calls to print_usage
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|
2055 else |
4319 | 2056 { |
7336 | 2057 octave_function *fcn = octave_call_stack::caller (); |
5743 | 2058 |
2059 if (fcn) | |
7336 | 2060 fcn->unlock (); |
4319 | 2061 else |
2062 error ("munlock: invalid use outside a function"); | |
2063 } | |
2064 | |
2065 return retval; | |
2066 } | |
2067 | |
2068 | |
8746
5dd06f19e9be
handle commands in the lexer
John W. Eaton <jwe@octave.org>
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8677
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changeset
|
2069 DEFUN (mislocked, args, , |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
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17756
diff
changeset
|
2070 "-*- texinfo -*-\n\ |
12692
e7b03b8662a2
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Rik <octave@nomad.inbox5.com>
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12642
diff
changeset
|
2071 @deftypefn {Built-in Function} {} mislocked ()\n\ |
e7b03b8662a2
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Rik <octave@nomad.inbox5.com>
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12642
diff
changeset
|
2072 @deftypefnx {Built-in Function} {} mislocked (@var{fcn})\n\ |
20172
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2073 Return true if the named function @var{fcn} is locked.\n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
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|
2074 \n\ |
4f45eaf83908
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Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2075 If no function is named then return true if the current function is locked.\n\ |
5642 | 2076 @seealso{mlock, munlock, persistent}\n\ |
2077 @end deftypefn") | |
4319 | 2078 { |
2079 octave_value retval; | |
2080 | |
20799
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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changeset
|
2081 int nargin = args.length (); |
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eliminate return statements after calls to print_usage
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changeset
|
2082 |
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|
2083 if (nargin > 1) |
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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changeset
|
2084 print_usage (); |
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2085 |
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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20769
diff
changeset
|
2086 if (nargin == 1) |
4319 | 2087 { |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
2088 std::string name = args(0).xstring_value ("mislocked: FCN must be a string"); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
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20556
diff
changeset
|
2089 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
2090 retval = mislocked (name); |
4319 | 2091 } |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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20769
diff
changeset
|
2092 else |
4319 | 2093 { |
7336 | 2094 octave_function *fcn = octave_call_stack::caller (); |
5743 | 2095 |
2096 if (fcn) | |
7336 | 2097 retval = fcn->islocked (); |
4319 | 2098 else |
2099 error ("mislocked: invalid use outside a function"); | |
2100 } | |
2101 | |
2102 return retval; | |
2103 } | |
2104 | |
593 | 2105 // Deleting names from the symbol tables. |
2106 | |
3681 | 2107 static inline bool |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
2108 name_matches_any_pattern (const std::string& nm, const string_vector& argv, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2109 int argc, int idx, bool have_regexp = false) |
3681 | 2110 { |
2111 bool retval = false; | |
2112 | |
2113 for (int k = idx; k < argc; k++) | |
2114 { | |
2115 std::string patstr = argv[k]; | |
2116 if (! patstr.empty ()) | |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
2117 { |
57a59eae83cc
untabify src C++ source files
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changeset
|
2118 if (have_regexp) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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|
2119 { |
14024
fc9f204faea0
refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents:
13951
diff
changeset
|
2120 if (is_regexp_match (patstr, nm)) |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
2121 { |
57a59eae83cc
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changeset
|
2122 retval = true; |
57a59eae83cc
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diff
changeset
|
2123 break; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2124 } |
57a59eae83cc
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changeset
|
2125 } |
57a59eae83cc
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changeset
|
2126 else |
57a59eae83cc
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diff
changeset
|
2127 { |
57a59eae83cc
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10160
diff
changeset
|
2128 glob_match pattern (patstr); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
2129 |
10315
57a59eae83cc
untabify src C++ source files
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changeset
|
2130 if (pattern.match (nm)) |
57a59eae83cc
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changeset
|
2131 { |
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changeset
|
2132 retval = true; |
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changeset
|
2133 break; |
57a59eae83cc
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diff
changeset
|
2134 } |
57a59eae83cc
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changeset
|
2135 } |
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|
2136 } |
3681 | 2137 } |
2138 | |
2139 return retval; | |
2140 } | |
2141 | |
4009 | 2142 static inline void |
2143 maybe_warn_exclusive (bool exclusive) | |
2144 { | |
2145 if (exclusive) | |
2146 warning ("clear: ignoring --exclusive option"); | |
2147 } | |
2148 | |
7336 | 2149 static void |
4009 | 2150 do_clear_functions (const string_vector& argv, int argc, int idx, |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
2151 bool exclusive = false) |
4009 | 2152 { |
2153 if (idx == argc) | |
7336 | 2154 symbol_table::clear_functions (); |
4009 | 2155 else |
2156 { | |
2157 if (exclusive) | |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
2158 { |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
2159 string_vector fcns = symbol_table::user_function_names (); |
4009 | 2160 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
parents:
20229
diff
changeset
|
2161 int fcount = fcns.numel (); |
4009 | 2162 |
10315
57a59eae83cc
untabify src C++ source files
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10160
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changeset
|
2163 for (int i = 0; i < fcount; i++) |
57a59eae83cc
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changeset
|
2164 { |
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changeset
|
2165 std::string nm = fcns[i]; |
4009 | 2166 |
10315
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untabify src C++ source files
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diff
changeset
|
2167 if (! name_matches_any_pattern (nm, argv, argc, idx)) |
57a59eae83cc
untabify src C++ source files
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changeset
|
2168 symbol_table::clear_function (nm); |
57a59eae83cc
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changeset
|
2169 } |
57a59eae83cc
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changeset
|
2170 } |
4009 | 2171 else |
10315
57a59eae83cc
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10160
diff
changeset
|
2172 { |
57a59eae83cc
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diff
changeset
|
2173 while (idx < argc) |
57a59eae83cc
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changeset
|
2174 symbol_table::clear_function_pattern (argv[idx++]); |
57a59eae83cc
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diff
changeset
|
2175 } |
4009 | 2176 } |
2177 } | |
2178 | |
7336 | 2179 static void |
4009 | 2180 do_clear_globals (const string_vector& argv, int argc, int idx, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2181 bool exclusive = false) |
4009 | 2182 { |
2183 if (idx == argc) | |
7752
40c428ea3408
initial implementation of dbup and dbdown
John W. Eaton <jwe@octave.org>
parents:
7626
diff
changeset
|
2184 { |
40c428ea3408
initial implementation of dbup and dbdown
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2185 string_vector gvars = symbol_table::global_variable_names (); |
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2186 |
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a9574e3c6e9e
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Carnë Draug <carandraug@octave.org>
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2187 int gcount = gvars.numel (); |
7752
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2188 |
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2189 for (int i = 0; i < gcount; i++) |
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2190 symbol_table::clear_global (gvars[i]); |
7752
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2191 } |
4009 | 2192 else |
2193 { | |
2194 if (exclusive) | |
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2195 { |
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2196 string_vector gvars = symbol_table::global_variable_names (); |
4009 | 2197 |
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Carnë Draug <carandraug@octave.org>
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2198 int gcount = gvars.numel (); |
4009 | 2199 |
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2200 for (int i = 0; i < gcount; i++) |
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2201 { |
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2202 std::string nm = gvars[i]; |
4009 | 2203 |
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2204 if (! name_matches_any_pattern (nm, argv, argc, idx)) |
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2205 symbol_table::clear_global (nm); |
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2206 } |
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2207 } |
4009 | 2208 else |
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2209 { |
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2210 while (idx < argc) |
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2211 symbol_table::clear_global_pattern (argv[idx++]); |
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2212 } |
4009 | 2213 } |
2214 } | |
2215 | |
7336 | 2216 static void |
4009 | 2217 do_clear_variables (const string_vector& argv, int argc, int idx, |
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2218 bool exclusive = false, bool have_regexp = false) |
4009 | 2219 { |
2220 if (idx == argc) | |
7336 | 2221 symbol_table::clear_variables (); |
4009 | 2222 else |
2223 { | |
2224 if (exclusive) | |
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2225 { |
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2226 string_vector lvars = symbol_table::variable_names (); |
4009 | 2227 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
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changeset
|
2228 int lcount = lvars.numel (); |
4009 | 2229 |
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2230 for (int i = 0; i < lcount; i++) |
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2231 { |
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2232 std::string nm = lvars[i]; |
4009 | 2233 |
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2234 if (! name_matches_any_pattern (nm, argv, argc, idx, have_regexp)) |
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2235 symbol_table::clear_variable (nm); |
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2236 } |
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2237 } |
4009 | 2238 else |
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2239 { |
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2240 if (have_regexp) |
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2241 while (idx < argc) |
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2242 symbol_table::clear_variable_regexp (argv[idx++]); |
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2243 else |
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2244 while (idx < argc) |
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2245 symbol_table::clear_variable_pattern (argv[idx++]); |
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2246 } |
4009 | 2247 } |
2248 } | |
2249 | |
7336 | 2250 static void |
4009 | 2251 do_clear_symbols (const string_vector& argv, int argc, int idx, |
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2252 bool exclusive = false) |
4009 | 2253 { |
2254 if (idx == argc) | |
7336 | 2255 symbol_table::clear_variables (); |
4009 | 2256 else |
2257 { | |
2258 if (exclusive) | |
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2259 { |
17787
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Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
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2260 // FIXME: is this really what we want, or do we |
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2261 // somehow want to only clear the functions that are not |
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2262 // shadowed by local variables? It seems that would be a |
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2263 // bit harder to do. |
4009 | 2264 |
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2265 do_clear_variables (argv, argc, idx, exclusive); |
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2266 do_clear_functions (argv, argc, idx, exclusive); |
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2267 } |
4009 | 2268 else |
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2269 { |
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2270 while (idx < argc) |
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2271 symbol_table::clear_symbol_pattern (argv[idx++]); |
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2272 } |
4009 | 2273 } |
2274 } | |
2275 | |
2276 static void | |
2277 do_matlab_compatible_clear (const string_vector& argv, int argc, int idx) | |
2278 { | |
2279 // This is supposed to be mostly Matlab compatible. | |
2280 | |
2281 for (; idx < argc; idx++) | |
2282 { | |
7336 | 2283 if (argv[idx] == "all" |
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2284 && ! symbol_table::is_local_variable ("all")) |
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2285 { |
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2286 symbol_table::clear_all (); |
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2287 } |
7336 | 2288 else if (argv[idx] == "functions" |
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2289 && ! symbol_table::is_local_variable ("functions")) |
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2290 { |
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|
2291 do_clear_functions (argv, argc, ++idx); |
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2292 } |
7336 | 2293 else if (argv[idx] == "global" |
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2294 && ! symbol_table::is_local_variable ("global")) |
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2295 { |
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|
2296 do_clear_globals (argv, argc, ++idx); |
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2297 } |
7336 | 2298 else if (argv[idx] == "variables" |
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2299 && ! symbol_table::is_local_variable ("variables")) |
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2300 { |
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2301 symbol_table::clear_variables (); |
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2302 } |
9240
f27a8c07f0b2
clear -classes and support.
Robert T. Short <octave@phaselockedsystems.com>
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|
2303 else if (argv[idx] == "classes" |
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2304 && ! symbol_table::is_local_variable ("classes")) |
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2305 { |
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2306 symbol_table::clear_objects (); |
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|
2307 octave_class::clear_exemplar_map (); |
18282
87381dbbe25e
Clear all var, functions, globals when clearing classes (bug #41229)
Rik <rik@octave.org>
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18110
diff
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|
2308 symbol_table::clear_all (); |
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2309 } |
4009 | 2310 else |
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2311 { |
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2312 symbol_table::clear_symbol_pattern (argv[idx]); |
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2313 } |
4009 | 2314 } |
2315 } | |
2316 | |
2317 #define CLEAR_OPTION_ERROR(cond) \ | |
2318 do \ | |
2319 { \ | |
2320 if (cond) \ | |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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20769
diff
changeset
|
2321 print_usage (); \ |
4009 | 2322 } \ |
2323 while (0) | |
2324 | |
8746
5dd06f19e9be
handle commands in the lexer
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|
2325 DEFUN (clear, args, , |
17787
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|
2326 "-*- texinfo -*-\n\ |
11547 | 2327 @deftypefn {Command} {} clear [options] pattern @dots{}\n\ |
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Rik <rik@octave.org>
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|
2328 Delete the names matching the given patterns from the symbol table.\n\ |
4f45eaf83908
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Rik <rik@octave.org>
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|
2329 \n\ |
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diff
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|
2330 The pattern may contain the following special characters:\n\ |
4016 | 2331 \n\ |
3361 | 2332 @table @code\n\ |
2333 @item ?\n\ | |
2334 Match any single character.\n\ | |
668 | 2335 \n\ |
3361 | 2336 @item *\n\ |
2337 Match zero or more characters.\n\ | |
2338 \n\ | |
2339 @item [ @var{list} ]\n\ | |
2340 Match the list of characters specified by @var{list}. If the first\n\ | |
2341 character is @code{!} or @code{^}, match all characters except those\n\ | |
2342 specified by @var{list}. For example, the pattern @samp{[a-zA-Z]} will\n\ | |
12642
f96b9b9f141b
doc: Periodic grammarcheck and spellcheck of documentation.
Rik <octave@nomad.inbox5.com>
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12632
diff
changeset
|
2343 match all lowercase and uppercase alphabetic characters.\n\ |
3361 | 2344 @end table\n\ |
2345 \n\ | |
2346 For example, the command\n\ | |
593 | 2347 \n\ |
3361 | 2348 @example\n\ |
2349 clear foo b*r\n\ | |
2350 @end example\n\ | |
2351 \n\ | |
2352 @noindent\n\ | |
2353 clears the name @code{foo} and all names that begin with the letter\n\ | |
2354 @code{b} and end with the letter @code{r}.\n\ | |
668 | 2355 \n\ |
3361 | 2356 If @code{clear} is called without any arguments, all user-defined\n\ |
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|
2357 variables (local and global) are cleared from the symbol table.\n\ |
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|
2358 \n\ |
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|
2359 If @code{clear} is called with at least one argument, only the visible\n\ |
3361 | 2360 names matching the arguments are cleared. For example, suppose you have\n\ |
2361 defined a function @code{foo}, and then hidden it by performing the\n\ | |
2362 assignment @code{foo = 2}. Executing the command @kbd{clear foo} once\n\ | |
2363 will clear the variable definition and restore the definition of\n\ | |
2364 @code{foo} as a function. Executing @kbd{clear foo} a second time will\n\ | |
2365 clear the function definition.\n\ | |
2366 \n\ | |
7347 | 2367 The following options are available in both long and short form\n\ |
14366
b76f0740940e
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|
2368 \n\ |
7347 | 2369 @table @code\n\ |
2370 @item -all, -a\n\ | |
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|
2371 Clear all local and global user-defined variables and all functions from the\n\ |
4f45eaf83908
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|
2372 symbol table.\n\ |
7347 | 2373 \n\ |
2374 @item -exclusive, -x\n\ | |
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|
2375 Clear the variables that don't match the following pattern.\n\ |
7347 | 2376 \n\ |
2377 @item -functions, -f\n\ | |
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|
2378 Clear the function names and the built-in symbols names.\n\ |
10840 | 2379 \n\ |
7347 | 2380 @item -global, -g\n\ |
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changeset
|
2381 Clear global symbol names.\n\ |
10840 | 2382 \n\ |
7347 | 2383 @item -variables, -v\n\ |
20172
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|
2384 Clear local variable names.\n\ |
10840 | 2385 \n\ |
9240
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|
2386 @item -classes, -c\n\ |
f27a8c07f0b2
clear -classes and support.
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diff
changeset
|
2387 Clears the class structure table and clears all objects.\n\ |
10840 | 2388 \n\ |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
2389 @item -regexp, -r\n\ |
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
2390 The arguments are treated as regular expressions as any variables that\n\ |
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
2391 match will be cleared.\n\ |
7347 | 2392 @end table\n\ |
15007
8f0e3c5bfa5f
doc: Periodic grammarcheck of documentation
Rik <rik@octave.org>
parents:
14861
diff
changeset
|
2393 \n\ |
12642
f96b9b9f141b
doc: Periodic grammarcheck and spellcheck of documentation.
Rik <octave@nomad.inbox5.com>
parents:
12632
diff
changeset
|
2394 With the exception of @code{exclusive}, all long options can be used\n\ |
7347 | 2395 without the dash as well.\n\ |
20172
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2396 @seealso{who, whos, exist}\n\ |
11547 | 2397 @end deftypefn") |
529 | 2398 { |
2086 | 2399 octave_value_list retval; |
593 | 2400 |
1755 | 2401 int argc = args.length () + 1; |
593 | 2402 |
1968 | 2403 string_vector argv = args.make_argv ("clear"); |
1755 | 2404 |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2405 if (argc == 1) |
4bed806ee3d4
eliminate more simple uses of error_state
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parents:
20535
diff
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|
2406 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2407 do_clear_globals (argv, argc, true); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2408 do_clear_variables (argv, argc, true); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2409 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2410 octave_link::clear_workspace (); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2411 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2412 else |
529 | 2413 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2414 int idx = 0; |
4bed806ee3d4
eliminate more simple uses of error_state
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parents:
20535
diff
changeset
|
2415 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2416 bool clear_all = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2417 bool clear_functions = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2418 bool clear_globals = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2419 bool clear_variables = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2420 bool clear_objects = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2421 bool exclusive = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2422 bool have_regexp = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2423 bool have_dash_option = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2424 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2425 while (++idx < argc) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2426 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2427 if (argv[idx] == "-all" || argv[idx] == "-a") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2428 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2429 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2430 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2431 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2432 clear_all = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2433 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2434 else if (argv[idx] == "-exclusive" || argv[idx] == "-x") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2435 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2436 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2437 exclusive = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2438 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2439 else if (argv[idx] == "-functions" || argv[idx] == "-f") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2440 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2441 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2442 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2443 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2444 clear_functions = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2445 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2446 else if (argv[idx] == "-global" || argv[idx] == "-g") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2447 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2448 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2449 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2450 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2451 clear_globals = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2452 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2453 else if (argv[idx] == "-variables" || argv[idx] == "-v") |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2454 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2455 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2456 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2457 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2458 clear_variables = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2459 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2460 else if (argv[idx] == "-classes" || argv[idx] == "-c") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2461 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2462 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2463 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2464 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2465 clear_objects = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2466 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2467 else if (argv[idx] == "-regexp" || argv[idx] == "-r") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2468 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2469 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2470 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2471 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2472 have_regexp = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2473 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2474 else |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2475 break; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2476 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2477 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2478 if (idx <= argc) |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2479 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2480 if (! have_dash_option) |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2481 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2482 do_matlab_compatible_clear (argv, argc, idx); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2483 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2484 else |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2485 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2486 if (clear_all) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2487 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2488 maybe_warn_exclusive (exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2489 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2490 if (++idx < argc) |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2491 warning |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2492 ("clear: ignoring extra arguments after -all"); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2493 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2494 symbol_table::clear_all (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2495 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2496 else if (have_regexp) |
10315
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2497 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2498 do_clear_variables (argv, argc, idx, exclusive, true); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2499 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
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20535
diff
changeset
|
2500 else if (clear_functions) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2501 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2502 do_clear_functions (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2503 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2504 else if (clear_globals) |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2505 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2506 do_clear_globals (argv, argc, idx, exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2507 } |
4bed806ee3d4
eliminate more simple uses of error_state
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20535
diff
changeset
|
2508 else if (clear_variables) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2509 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2510 do_clear_variables (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2511 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2512 else if (clear_objects) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2513 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2514 symbol_table::clear_objects (); |
4bed806ee3d4
eliminate more simple uses of error_state
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20535
diff
changeset
|
2515 octave_class::clear_exemplar_map (); |
4bed806ee3d4
eliminate more simple uses of error_state
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20535
diff
changeset
|
2516 symbol_table::clear_all (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2517 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2518 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2519 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2520 do_clear_symbols (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2521 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2522 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2523 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2524 octave_link::set_workspace (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2525 } |
593 | 2526 } |
2527 | |
2528 return retval; | |
529 | 2529 } |
2530 | |
7336 | 2531 DEFUN (whos_line_format, args, nargout, |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
2532 "-*- texinfo -*-\n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2533 @deftypefn {Built-in Function} {@var{val} =} whos_line_format ()\n\ |
7336 | 2534 @deftypefnx {Built-in Function} {@var{old_val} =} whos_line_format (@var{new_val})\n\ |
13951
79aa00a94e9e
doc: Document "local" option for configuration variables.
Rik <octave@nomad.inbox5.com>
parents:
13241
diff
changeset
|
2535 @deftypefnx {Built-in Function} {} whos_line_format (@var{new_val}, \"local\")\n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2536 Query or set the format string used by the command @code{whos}.\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2537 \n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2538 A full format string is:\n\ |
10846
a4f482e66b65
Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents:
10840
diff
changeset
|
2539 @c Set example in small font to prevent overfull line\n\ |
7336 | 2540 \n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2541 @smallexample\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2542 %[modifier]<command>[:width[:left-min[:balance]]];\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2543 @end smallexample\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2544 \n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2545 The following command sequences are available:\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2546 \n\ |
7336 | 2547 @table @code\n\ |
2548 @item %a\n\ | |
20172
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2549 Prints attributes of variables (g=global, p=persistent, f=formal parameter,\n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2550 a=automatic variable).\n\ |
10840 | 2551 \n\ |
7336 | 2552 @item %b\n\ |
2553 Prints number of bytes occupied by variables.\n\ | |
10840 | 2554 \n\ |
7336 | 2555 @item %c\n\ |
2556 Prints class names of variables.\n\ | |
10840 | 2557 \n\ |
7336 | 2558 @item %e\n\ |
2559 Prints elements held by variables.\n\ | |
10840 | 2560 \n\ |
7336 | 2561 @item %n\n\ |
2562 Prints variable names.\n\ | |
10840 | 2563 \n\ |
7336 | 2564 @item %s\n\ |
2565 Prints dimensions of variables.\n\ | |
10840 | 2566 \n\ |
7336 | 2567 @item %t\n\ |
2568 Prints type names of variables.\n\ | |
2569 @end table\n\ | |
2570 \n\ | |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2571 Every command may also have an alignment modifier:\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2572 \n\ |
7336 | 2573 @table @code\n\ |
2574 @item l\n\ | |
2575 Left alignment.\n\ | |
10840 | 2576 \n\ |
7336 | 2577 @item r\n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2578 Right alignment (default).\n\ |
10840 | 2579 \n\ |
7336 | 2580 @item c\n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2581 Column-aligned (only applicable to command %s).\n\ |
7336 | 2582 @end table\n\ |
2583 \n\ | |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2584 The @code{width} parameter is a positive integer specifying the minimum\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2585 number of columns used for printing. No maximum is needed as the field will\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2586 auto-expand as required.\n\ |
7336 | 2587 \n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2588 The parameters @code{left-min} and @code{balance} are only available when the\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2589 column-aligned modifier is used with the command @samp{%s}.\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2590 @code{balance} specifies the column number within the field width which will\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2591 be aligned between entries. Numbering starts from 0 which indicates the\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2592 leftmost column. @code{left-min} specifies the minimum field width to the\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2593 left of the specified balance column.\n\ |
7336 | 2594 \n\ |
20101
e51473fdb622
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19915
diff
changeset
|
2595 The default format is:\n\ |
e51473fdb622
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19915
diff
changeset
|
2596 \n\ |
e51473fdb622
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19915
diff
changeset
|
2597 @qcode{\" %a:4; %ln:6; %cs:16:6:1; %rb:12; %lc:-1;@xbackslashchar{}n\"}\n\ |
13951
79aa00a94e9e
doc: Document "local" option for configuration variables.
Rik <octave@nomad.inbox5.com>
parents:
13241
diff
changeset
|
2598 \n\ |
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
16940
diff
changeset
|
2599 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
20172
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2600 variable is changed locally for the function and any subroutines it calls.\n\ |
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
16940
diff
changeset
|
2601 The original variable value is restored when exiting the function.\n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2602 @seealso{whos}\n\ |
5794 | 2603 @end deftypefn") |
2604 { | |
7336 | 2605 return SET_INTERNAL_VARIABLE (whos_line_format); |
3016 | 2606 } |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2607 |
15562
8ed107220a3e
maint: Rename unimplemented.m to __unimplemented__.m.
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
15528
diff
changeset
|
2608 static std::string Vmissing_function_hook = "__unimplemented__"; |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2609 |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2610 DEFUN (missing_function_hook, args, nargout, |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
2611 "-*- texinfo -*-\n\ |
10840 | 2612 @deftypefn {Built-in Function} {@var{val} =} missing_function_hook ()\n\ |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2613 @deftypefnx {Built-in Function} {@var{old_val} =} missing_function_hook (@var{new_val})\n\ |
13951
79aa00a94e9e
doc: Document "local" option for configuration variables.
Rik <octave@nomad.inbox5.com>
parents:
13241
diff
changeset
|
2614 @deftypefnx {Built-in Function} {} missing_function_hook (@var{new_val}, \"local\")\n\ |
12573
232a90612254
Add new section on parsing to documentation.
Rik <octave@nomad.inbox5.com>
parents:
12546
diff
changeset
|
2615 Query or set the internal variable that specifies the function to call when\n\ |
232a90612254
Add new section on parsing to documentation.
Rik <octave@nomad.inbox5.com>
parents:
12546
diff
changeset
|
2616 an unknown identifier is requested.\n\ |
13951
79aa00a94e9e
doc: Document "local" option for configuration variables.
Rik <octave@nomad.inbox5.com>
parents:
13241
diff
changeset
|
2617 \n\ |
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
16940
diff
changeset
|
2618 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
20172
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2619 variable is changed locally for the function and any subroutines it calls.\n\ |
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
16940
diff
changeset
|
2620 The original variable value is restored when exiting the function.\n\ |
17756
9aff1c9fd70f
doc: Add missing functions to manual.
Rik <rik@octave.org>
parents:
17744
diff
changeset
|
2621 @seealso{missing_component_hook}\n\ |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2622 @end deftypefn") |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
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10350
diff
changeset
|
2623 { |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2624 return SET_INTERNAL_VARIABLE (missing_function_hook); |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2625 } |
34e51d4e199b
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Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2626 |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2627 void maybe_missing_function_hook (const std::string& name) |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2628 { |
10444
537d9fbba9c0
don't call missing_function_hook inside try block
Jaroslav Hajek <highegg@gmail.com>
parents:
10443
diff
changeset
|
2629 // Don't do this if we're handling errors. |
537d9fbba9c0
don't call missing_function_hook inside try block
Jaroslav Hajek <highegg@gmail.com>
parents:
10443
diff
changeset
|
2630 if (buffer_error_messages == 0 && ! Vmissing_function_hook.empty ()) |
10467
13c1f15c67fa
guard against recursive calls of missing_function_hook
Jaroslav Hajek <highegg@gmail.com>
parents:
10444
diff
changeset
|
2631 { |
15528
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2632 octave_value val = symbol_table::find_function (Vmissing_function_hook); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
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|
2633 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2634 if (val.is_defined ()) |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2635 { |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2636 // Ensure auto-restoration. |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2637 unwind_protect frame; |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2638 frame.protect_var (Vmissing_function_hook); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2639 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
changeset
|
2640 // Clear the variable prior to calling the function. |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2641 const std::string func_name = Vmissing_function_hook; |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2642 Vmissing_function_hook.clear (); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
changeset
|
2643 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
changeset
|
2644 // Call. |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
changeset
|
2645 feval (func_name, octave_value (name)); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
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15508
diff
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|
2646 } |
10467
13c1f15c67fa
guard against recursive calls of missing_function_hook
Jaroslav Hajek <highegg@gmail.com>
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10444
diff
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|
2647 } |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
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10350
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|
2648 } |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2649 |
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2650 DEFUN (__varval__, args, , |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
2651 "-*- texinfo -*-\n\ |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2652 @deftypefn {Built-in Function} {} __varval__ (@var{name})\n\ |
20760
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
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changeset
|
2653 Return the value of the variable @var{name} directly from the symbol table.\n\ |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2654 @end deftypefn") |
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2655 { |
20760
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2656 if (args.length () != 1) |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2657 print_usage (); |
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2658 |
20760
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2659 std::string name = args(0).xstring_value ("__varval__: first argument must be a variable name"); |
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2660 |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20769
diff
changeset
|
2661 return symbol_table::varval (args(0).string_value ()); |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2662 } |
17516
21656a949661
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Mike Miller <mtmiller@ieee.org>
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17355
diff
changeset
|
2663 |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2664 static std::string Vmissing_component_hook; |
21656a949661
Add hook function to handle missing Octave components
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parents:
17355
diff
changeset
|
2665 |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2666 DEFUN (missing_component_hook, args, nargout, |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
2667 "-*- texinfo -*-\n\ |
17516
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2668 @deftypefn {Built-in Function} {@var{val} =} missing_component_hook ()\n\ |
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2669 @deftypefnx {Built-in Function} {@var{old_val} =} missing_component_hook (@var{new_val})\n\ |
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2670 @deftypefnx {Built-in Function} {} missing_component_hook (@var{new_val}, \"local\")\n\ |
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2671 Query or set the internal variable that specifies the function to call when\n\ |
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2672 a component of Octave is missing.\n\ |
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2673 \n\ |
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2674 This can be useful for packagers that may split the Octave installation into\n\ |
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2675 multiple sub-packages, for example, to provide a hint to users for how to\n\ |
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2676 install the missing components.\n\ |
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2677 \n\ |
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2678 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
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2679 variable is changed locally for the function and any subroutines it calls.\n\ |
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2680 The original variable value is restored when exiting the function.\n\ |
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2681 \n\ |
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2682 The hook function is expected to be of the form\n\ |
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2683 \n\ |
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2684 @example\n\ |
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2685 @var{fcn} (@var{component})\n\ |
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2686 @end example\n\ |
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2687 \n\ |
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2688 Octave will call @var{fcn} with the name of the function that requires the\n\ |
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2689 component and a string describing the missing component. The hook function\n\ |
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2690 should return an error message to be displayed.\n\ |
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2691 @seealso{missing_function_hook}\n\ |
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2692 @end deftypefn") |
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2693 { |
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2694 return SET_INTERNAL_VARIABLE (missing_component_hook); |
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2695 } |