Mercurial > octave
annotate libinterp/corefcn/variables.cc @ 20909:03e4ddd49396
omit unnecessary nargout checks
* paramdemo.cc, __ichol__.cc, __ilu__.cc, balance.cc, dassl.cc,
eig.cc, ellipj.cc, filter.cc, givens.cc, hess.cc, lsode.cc, lu.cc,
mgorth.cc, nproc.cc, pr-output.cc, quad.cc, quadcc.cc, sylvester.cc,
urlwrite.cc, variables.cc, ccolamd.cc, colamd.cc, qr.cc: Don't call
print_usage based on value of nargout. If nargout doesn't alter
function behavior and returning extra values is inexpensive, simply
return them instead of checking nargout.
author | John W. Eaton <jwe@octave.org> |
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date | Wed, 16 Dec 2015 11:41:11 -0500 |
parents | 9aad16a799c9 |
children | 667861ffffab |
rev | line source |
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1 | 1 /* |
2 | |
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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 error ("%s: '%s' is not valid as a function", |
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167 warn_for.c_str (), fname.c_str ()); |
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168 |
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169 warning ("%s: passing function body as a string is obsolete; please use anonymous functions", |
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170 warn_for.c_str ()); |
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171 } |
2796 | 172 else |
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173 error ("%s: '%s' is not valid as a function", |
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174 warn_for.c_str (), fname.c_str ()); |
2796 | 175 } |
176 | |
177 return retval; | |
178 } | |
179 | |
2921 | 180 string_vector |
3523 | 181 get_struct_elts (const std::string& text) |
2921 | 182 { |
183 int n = 1; | |
184 | |
185 size_t pos = 0; | |
186 | |
187 size_t len = text.length (); | |
188 | |
8021 | 189 while ((pos = text.find ('.', pos)) != std::string::npos) |
2921 | 190 { |
191 if (++pos == len) | |
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192 break; |
2921 | 193 |
194 n++; | |
195 } | |
196 | |
197 string_vector retval (n); | |
198 | |
199 pos = 0; | |
200 | |
201 for (int i = 0; i < n; i++) | |
202 { | |
4587 | 203 len = text.find ('.', pos); |
2921 | 204 |
8021 | 205 if (len != std::string::npos) |
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206 len -= pos; |
2921 | 207 |
208 retval[i] = text.substr (pos, len); | |
209 | |
8021 | 210 if (len != std::string::npos) |
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211 pos += len + 1; |
2921 | 212 } |
213 | |
214 return retval; | |
215 } | |
216 | |
4179 | 217 static inline bool |
218 is_variable (const std::string& name) | |
219 { | |
220 bool retval = false; | |
221 | |
222 if (! name.empty ()) | |
223 { | |
7336 | 224 octave_value val = symbol_table::varval (name); |
225 | |
226 retval = val.is_defined (); | |
4179 | 227 } |
228 | |
229 return retval; | |
230 } | |
231 | |
2921 | 232 string_vector |
3933 | 233 generate_struct_completions (const std::string& text, |
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234 std::string& prefix, std::string& hint) |
2921 | 235 { |
236 string_vector names; | |
237 | |
238 size_t pos = text.rfind ('.'); | |
239 | |
8021 | 240 if (pos != std::string::npos) |
2921 | 241 { |
242 if (pos == text.length ()) | |
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243 hint = ""; |
2921 | 244 else |
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245 hint = text.substr (pos+1); |
2921 | 246 |
247 prefix = text.substr (0, pos); | |
248 | |
4179 | 249 std::string base_name = prefix; |
250 | |
251 pos = base_name.find_first_of ("{(."); | |
2921 | 252 |
8021 | 253 if (pos != std::string::npos) |
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254 base_name = base_name.substr (0, pos); |
4143 | 255 |
4179 | 256 if (is_variable (base_name)) |
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257 { |
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258 int parse_status; |
4179 | 259 |
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260 unwind_protect frame; |
3935 | 261 |
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262 frame.protect_var (discard_error_messages); |
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263 frame.protect_var (discard_warning_messages); |
3935 | 264 |
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265 discard_error_messages = true; |
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266 discard_warning_messages = true; |
2921 | 267 |
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268 try |
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269 { |
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270 octave_value tmp = eval_string (prefix, true, parse_status); |
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271 |
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272 frame.run (); |
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273 |
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274 if (tmp.is_defined () |
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275 && (tmp.is_map () || tmp.is_java () || tmp.is_classdef_object ())) |
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276 names = tmp.map_keys (); |
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277 } |
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278 catch (const octave_execution_exception&) |
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279 { |
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280 recover_from_exception (); |
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281 } |
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282 } |
4179 | 283 } |
2921 | 284 |
285 return names; | |
286 } | |
287 | |
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288 // FIXME: this will have to be much smarter to work "correctly". |
4179 | 289 |
2921 | 290 bool |
3523 | 291 looks_like_struct (const std::string& text) |
2921 | 292 { |
4604 | 293 bool retval = (! text.empty () |
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294 && text != "." |
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295 && text.find_first_of (file_ops::dir_sep_chars ()) == std::string::npos |
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296 && text.find ("..") == std::string::npos |
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297 && text.rfind ('.') != std::string::npos); |
3968 | 298 |
4179 | 299 #if 0 |
3968 | 300 symbol_record *sr = curr_sym_tab->lookup (text); |
2963 | 301 |
3968 | 302 if (sr && ! sr->is_function ()) |
303 { | |
304 int parse_status; | |
2921 | 305 |
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306 unwind_protect frame; |
4143 | 307 |
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308 frame.protect_var (discard_error_messages); |
4143 | 309 |
310 discard_error_messages = true; | |
311 | |
3968 | 312 octave_value tmp = eval_string (text, true, parse_status); |
313 | |
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314 frame.run (); |
4143 | 315 |
3968 | 316 retval = (tmp.is_defined () && tmp.is_map ()); |
317 } | |
4179 | 318 #endif |
3968 | 319 |
320 return retval; | |
2921 | 321 } |
2796 | 322 |
5930 | 323 static octave_value |
324 do_isglobal (const octave_value_list& args) | |
593 | 325 { |
4233 | 326 octave_value retval = false; |
593 | 327 |
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328 if (args.length () != 1) |
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329 print_usage (); |
593 | 330 |
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331 if (! args(0).is_string ()) |
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332 error ("isglobal: NAME must be a string"); |
636 | 333 |
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334 std::string name = args(0).string_value (); |
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335 |
7336 | 336 return symbol_table::is_global (name); |
593 | 337 } |
338 | |
5930 | 339 DEFUN (isglobal, args, , |
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340 "-*- texinfo -*-\n\ |
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341 @deftypefn {} {} isglobal (@var{name})\n\ |
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342 Return true if @var{name} is a globally visible variable.\n\ |
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343 \n\ |
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344 For example:\n\ |
5930 | 345 \n\ |
346 @example\n\ | |
347 @group\n\ | |
348 global x\n\ | |
349 isglobal (\"x\")\n\ | |
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350 @result{} 1\n\ |
5930 | 351 @end group\n\ |
352 @end example\n\ | |
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353 @seealso{isvarname, exist}\n\ |
5930 | 354 @end deftypefn") |
355 { | |
356 return do_isglobal (args); | |
357 } | |
358 | |
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359 static octave_value |
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360 safe_symbol_lookup (const std::string& symbol_name) |
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361 { |
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362 octave_value retval; |
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363 |
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364 unwind_protect frame; |
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365 interpreter_try (frame); |
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366 |
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367 try |
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368 { |
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369 retval = symbol_table::find (symbol_name); |
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370 } |
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371 catch (const octave_execution_exception&) |
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372 { |
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373 recover_from_exception (); |
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374 } |
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375 |
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376 return retval; |
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377 } |
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378 |
4016 | 379 int |
380 symbol_exist (const std::string& name, const std::string& type) | |
593 | 381 { |
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382 if (is_keyword (name)) |
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383 return 0; |
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384 |
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385 bool search_any = type == "any"; |
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386 bool search_var = type == "var"; |
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387 bool search_dir = type == "dir"; |
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388 bool search_file = type == "file"; |
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389 bool search_builtin = type == "builtin"; |
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390 bool search_class = type == "class"; |
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391 |
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392 if (! (search_any || search_var || search_dir || search_file || |
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393 search_builtin || search_class)) |
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394 error ("exist: unrecognized type argument \"%s\"", type.c_str ()); |
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395 |
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396 if (search_any || search_var) |
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397 { |
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398 octave_value val = symbol_table::varval (name); |
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399 |
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400 if (val.is_constant () || val.is_object () |
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401 || val.is_function_handle () |
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402 || val.is_anonymous_function () |
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403 || val.is_inline_function ()) |
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404 return 1; |
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405 |
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406 if (search_var) |
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407 return 0; |
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408 } |
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409 |
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410 // We shouldn't need to look in the global symbol table, since any name |
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411 // that is visible in the current scope will be in the local symbol table. |
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412 |
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413 octave_value val; |
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414 |
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415 if (search_any || search_builtin) |
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416 { |
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417 // FIXME: safe_symbol_lookup will attempt unsafe load of .oct/.mex file. |
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418 // This can cause a segfault. To catch this would require temporarily |
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419 // diverting the SIGSEGV exception handler and then restoring it. |
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420 // See bug #36067. |
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421 val = safe_symbol_lookup (name); |
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422 |
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423 if (val.is_defined () && val.is_builtin_function ()) |
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424 return 5; |
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425 |
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426 if (search_builtin) |
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427 return 0; |
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428 } |
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429 |
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430 if (search_any || search_file || search_dir) |
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431 { |
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432 std::string file_name = lookup_autoload (name); |
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433 |
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434 if (file_name.empty ()) |
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435 file_name = load_path::find_fcn (name); |
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436 |
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437 size_t len = file_name.length (); |
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438 |
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439 if (len > 0) |
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440 { |
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441 if (search_any || search_file) |
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442 { |
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443 if (len > 4 && (file_name.substr (len-4) == ".oct" |
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444 || file_name.substr (len-4) == ".mex")) |
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445 return 3; |
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446 else |
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447 return 2; |
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448 } |
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449 } |
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450 |
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451 file_name = file_in_path (name, ""); |
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452 |
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453 if (file_name.empty ()) |
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454 file_name = name; |
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455 |
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456 file_stat fs (file_name); |
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457 |
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458 if (fs) |
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459 { |
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460 if (search_any || search_file) |
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461 { |
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462 if (fs.is_dir ()) |
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463 return 7; |
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464 |
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465 len = file_name.length (); |
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466 |
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467 if (len > 4 && (file_name.substr (len-4) == ".oct" |
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468 || file_name.substr (len-4) == ".mex")) |
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469 return 3; |
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470 else |
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471 return 2; |
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472 } |
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473 else if (search_dir && fs.is_dir ()) |
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474 return 7; |
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475 } |
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476 |
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477 if (search_file || search_dir) |
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478 return 0; |
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479 } |
1277 | 480 |
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481 // Command line function which Matlab does not support |
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482 if (search_any && val.is_defined () && val.is_user_function ()) |
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483 return 103; |
4016 | 484 |
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485 return 0; |
593 | 486 } |
487 | |
4962 | 488 #define GET_IDX(LEN) \ |
489 static_cast<int> ((LEN-1) * static_cast<double> (rand ()) / RAND_MAX) | |
490 | |
4954 | 491 std::string |
492 unique_symbol_name (const std::string& basename) | |
493 { | |
4962 | 494 static const std::string alpha |
495 = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; | |
496 | |
497 static size_t len = alpha.length (); | |
498 | |
499 std::string nm = basename + alpha[GET_IDX (len)]; | |
500 | |
501 size_t pos = nm.length (); | |
502 | |
503 if (nm.substr (0, 2) == "__") | |
504 nm.append ("__"); | |
505 | |
506 while (symbol_exist (nm, "any")) | |
507 nm.insert (pos++, 1, alpha[GET_IDX (len)]); | |
508 | |
509 return nm; | |
4954 | 510 } |
511 | |
4016 | 512 DEFUN (exist, args, , |
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513 "-*- texinfo -*-\n\ |
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514 @deftypefn {} {@var{c} =} exist (@var{name})\n\ |
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515 @deftypefnx {} {@var{c} =} exist (@var{name}, @var{type})\n\ |
18879 | 516 Check for the existence of @var{name} as a variable, function, file,\n\ |
517 directory, or class.\n\ | |
518 \n\ | |
519 The return code @var{c} is one of\n\ | |
520 \n\ | |
521 @table @asis\n\ | |
522 @item 1\n\ | |
523 @var{name} is a variable.\n\ | |
524 \n\ | |
525 @item 2\n\ | |
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526 @var{name} is an absolute filename, an ordinary file in Octave's\n\ |
18879 | 527 @code{path}, or (after appending @samp{.m}) a function file in Octave's\n\ |
528 @code{path}.\n\ | |
4016 | 529 \n\ |
18879 | 530 @item 3\n\ |
531 @var{name} is a @samp{.oct} or @samp{.mex} file in Octave's @code{path}.\n\ | |
532 \n\ | |
533 @item 5\n\ | |
534 @var{name} is a built-in function.\n\ | |
4016 | 535 \n\ |
18879 | 536 @item 7\n\ |
537 @var{name} is a directory.\n\ | |
538 \n\ | |
539 @item 103\n\ | |
540 @var{name} is a function not associated with a file (entered on the command\n\ | |
541 line).\n\ | |
542 \n\ | |
543 @item 0\n\ | |
544 @var{name} does not exist.\n\ | |
545 @end table\n\ | |
4016 | 546 \n\ |
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547 If the optional argument @var{type} is supplied, check only for symbols of\n\ |
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548 the specified type. Valid types are\n\ |
4016 | 549 \n\ |
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550 @table @asis\n\ |
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551 @item @qcode{\"var\"}\n\ |
4016 | 552 Check only for variables.\n\ |
10840 | 553 \n\ |
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554 @item @qcode{\"builtin\"}\n\ |
4016 | 555 Check only for built-in functions.\n\ |
10840 | 556 \n\ |
18879 | 557 @item @qcode{\"dir\"}\n\ |
558 Check only for directories.\n\ | |
559 \n\ | |
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560 @item @qcode{\"file\"}\n\ |
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561 Check only for files and directories.\n\ |
10840 | 562 \n\ |
18879 | 563 @item @qcode{\"class\"}\n\ |
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564 Check only for classes. (Note: This option is accepted, but not currently\n\ |
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565 implemented)\n\ |
4016 | 566 @end table\n\ |
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567 \n\ |
18879 | 568 If no type is given, and there are multiple possible matches for name,\n\ |
569 @code{exist} will return a code according to the following priority list:\n\ | |
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570 variable, built-in function, oct-file, directory, file, class.\n\ |
18879 | 571 \n\ |
572 @code{exist} returns 2 if a regular file called @var{name} is present in\n\ | |
573 Octave's search path. If you want information about other types of files\n\ | |
574 not on the search path you should use some combination of the functions\n\ | |
575 @code{file_in_path} and @code{stat} instead.\n\ | |
576 \n\ | |
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577 @seealso{file_in_loadpath, file_in_path, dir_in_loadpath, stat}\n\ |
4016 | 578 @end deftypefn") |
579 { | |
4233 | 580 octave_value retval = false; |
4016 | 581 |
582 int nargin = args.length (); | |
583 | |
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584 if (nargin < 1 || nargin > 2) |
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585 print_usage (); |
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586 |
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587 std::string name = args(0).xstring_value ("exist: NAME must be a string"); |
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588 |
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589 if (nargin == 2) |
4016 | 590 { |
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591 std::string type = args(1).xstring_value ("exist: TYPE must be a string"); |
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592 |
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593 if (type == "class") |
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594 warning ("exist: \"class\" type argument is not implemented"); |
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595 |
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596 retval = symbol_exist (name, type); |
4016 | 597 } |
598 else | |
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599 retval = symbol_exist (name); |
4016 | 600 |
601 return retval; | |
602 } | |
603 | |
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604 /* |
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605 %!shared dirtmp, __var1 |
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606 %! dirtmp = P_tmpdir (); |
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607 %! __var1 = 1; |
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608 |
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609 %!assert (exist ("__%Highly_unlikely_name%__"), 0) |
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610 %!assert (exist ("__var1"), 1) |
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611 %!assert (exist ("__var1", "var"), 1) |
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612 %!assert (exist ("__var1", "builtin"), 0) |
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613 %!assert (exist ("__var1", "dir"), 0) |
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614 %!assert (exist ("__var1", "file"), 0) |
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615 |
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616 %!test |
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617 %! if (isunix ()) |
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618 %! assert (exist ("/bin/sh"), 2); |
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619 %! assert (exist ("/bin/sh", "file"), 2); |
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620 %! assert (exist ("/bin/sh", "dir"), 0); |
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621 %! assert (exist ("/dev/null"), 2); |
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622 %! assert (exist ("/dev/null", "file"), 2); |
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623 %! assert (exist ("/dev/null", "dir"), 0); |
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624 %! endif |
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625 |
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626 %!assert (exist ("print_usage"), 2) |
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627 %!assert (exist ("print_usage.m"), 2) |
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628 %!assert (exist ("print_usage", "file"), 2) |
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629 %!assert (exist ("print_usage", "dir"), 0) |
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630 |
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631 ## Don't search path for rooted relative filenames |
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632 %!assert (exist ("plot.m", "file"), 2); |
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633 %!assert (exist ("./plot.m", "file"), 0); |
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634 %!assert (exist ("./%nonexistentfile%", "file"), 0); |
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635 %!assert (exist ("%nonexistentfile%", "file"), 0); |
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636 |
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637 ## Don't search path for absolute filenames |
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638 %!test |
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639 %! tname = tempname (pwd ()); |
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640 %! unwind_protect |
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641 %! ## open/close file to create it, equivalent of touch |
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642 %! fid = fopen (tname, "w"); |
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643 %! fclose (fid); |
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644 %! [~, fname] = fileparts (tname); |
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645 %! assert (exist (fullfile (pwd (), fname), "file"), 2); |
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646 %! unwind_protect_cleanup |
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647 %! unlink (tname); |
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648 %! end_unwind_protect |
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649 %! assert (exist (fullfile (pwd (), "%nonexistentfile%"), "file"), 0); |
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650 |
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|
651 %!testif HAVE_CHOLMOD |
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|
652 %! assert (exist ("chol"), 3); |
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a1dde4d4c45c
Return correct exist code for mex files when .mex extension given (bug #42614).
Rik <rik@octave.org>
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diff
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|
653 %! assert (exist ("chol.oct"), 3); |
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|
654 %! assert (exist ("chol", "file"), 3); |
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|
655 %! assert (exist ("chol", "builtin"), 0); |
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|
656 |
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Use Matlab return hierarchy for exist() codes when no type is specified.
Rik <rik@octave.org>
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|
657 %!assert (exist ("sin"), 5) |
18861
da6ffbf75edf
Simplify exist() code for recognizing command line functions.
Rik <rik@octave.org>
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diff
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|
658 %!assert (exist ("sin", "builtin"), 5) |
da6ffbf75edf
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Rik <rik@octave.org>
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diff
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|
659 %!assert (exist ("sin", "file"), 0) |
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|
660 |
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|
661 %!assert (exist (dirtmp), 7) |
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|
662 %!assert (exist (dirtmp, "dir"), 7) |
de8c67ba7ac4
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|
663 %!assert (exist (dirtmp, "file"), 7) |
de8c67ba7ac4
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Rik <rik@octave.org>
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diff
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|
664 |
18880
ca0d9844dfd7
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Rik <rik@octave.org>
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18879
diff
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|
665 %!error exist () |
ca0d9844dfd7
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diff
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|
666 %!error exist (1,2,3) |
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667 %!warning <"class" type argument is not implemented> exist ("a", "class"); |
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|
668 %!error <TYPE must be a string> exist ("a", 1) |
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Rik <rik@octave.org>
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diff
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|
669 %!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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|
670 %!error <unrecognized type argument "foobar"> exist ("a", "foobar") |
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Rik <rik@octave.org>
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|
671 |
10975
2d14817353a6
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672 */ |
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|
673 |
2849 | 674 octave_value |
4988 | 675 lookup_function_handle (const std::string& nm) |
676 { | |
7336 | 677 octave_value val = symbol_table::varval (nm); |
678 | |
679 return val.is_function_handle () ? val : octave_value (); | |
4988 | 680 } |
681 | |
682 octave_value | |
5027 | 683 get_global_value (const std::string& nm, bool silent) |
2849 | 684 { |
7752
40c428ea3408
initial implementation of dbup and dbdown
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|
685 octave_value val = symbol_table::global_varval (nm); |
7336 | 686 |
687 if (val.is_undefined () && ! silent) | |
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John W. Eaton <jwe@octave.org>
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|
688 error ("get_global_value: undefined symbol '%s'", nm.c_str ()); |
7336 | 689 |
690 return val; | |
2849 | 691 } |
692 | |
693 void | |
3523 | 694 set_global_value (const std::string& nm, const octave_value& val) |
2849 | 695 { |
16442
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John W. Eaton <jwe@octave.org>
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diff
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|
696 symbol_table::global_assign (nm, val); |
2849 | 697 } |
698 | |
10071
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699 octave_value |
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700 get_top_level_value (const std::string& nm, bool silent) |
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701 { |
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|
702 octave_value val = symbol_table::top_level_varval (nm); |
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diff
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|
703 |
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John W. Eaton <jwe@octave.org>
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diff
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|
704 if (val.is_undefined () && ! silent) |
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d174210ce1ec
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John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
705 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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diff
changeset
|
706 |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
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diff
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|
707 return val; |
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
708 } |
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
709 |
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
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|
710 void |
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
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|
711 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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|
712 { |
16442
302157614308
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
713 symbol_table::top_level_assign (nm, val); |
10071
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John W. Eaton <jwe@octave.org>
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diff
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|
714 } |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
715 |
593 | 716 // Variable values. |
195 | 717 |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
718 static bool |
9cd5aa83fa62
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diff
changeset
|
719 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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|
720 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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diff
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|
721 bool retval = false; |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
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diff
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|
722 |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
723 if (nargin == 2) |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
724 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
725 if (args(1).is_string () && args(1).string_value () == "local") |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
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10521
diff
changeset
|
726 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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parents:
10521
diff
changeset
|
727 nargin = 1; |
9cd5aa83fa62
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parents:
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diff
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|
728 retval = true; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
729 } |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
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10521
diff
changeset
|
730 else |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
731 { |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
732 error_with_cfn ("second argument must be \"local\""); |
10637
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
733 nargin = 0; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
734 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
735 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
736 |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
737 return retval; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
738 } |
9cd5aa83fa62
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parents:
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diff
changeset
|
739 |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
740 template <class T> |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
741 bool try_local_protect (T& var) |
9cd5aa83fa62
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diff
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|
742 { |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
743 octave_user_code *curr_usr_code = octave_call_stack::caller_user_code (); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
744 octave_user_function *curr_usr_fcn = 0; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
745 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
changeset
|
746 curr_usr_fcn = dynamic_cast<octave_user_function *> (curr_usr_code); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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parents:
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diff
changeset
|
747 |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
748 if (curr_usr_fcn && curr_usr_fcn->local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
749 return true; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
750 else |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
751 return false; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
752 } |
9cd5aa83fa62
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parents:
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diff
changeset
|
753 |
5791 | 754 octave_value |
755 set_internal_variable (bool& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
756 int nargout, const char *nm) |
5791 | 757 { |
5794 | 758 octave_value retval; |
759 | |
5800 | 760 int nargin = args.length (); |
761 | |
762 if (nargout > 0 || nargin == 0) | |
5794 | 763 retval = var; |
5791 | 764 |
10637
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
765 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
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parents:
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diff
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|
766 { |
9cd5aa83fa62
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parents:
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diff
changeset
|
767 if (! try_local_protect (var)) |
9cd5aa83fa62
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parents:
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diff
changeset
|
768 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
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diff
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|
769 } |
9cd5aa83fa62
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parents:
10521
diff
changeset
|
770 |
5791 | 771 if (nargin == 1) |
772 { | |
20711
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Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
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diff
changeset
|
773 bool bval = args(0).xbool_value ("%s: argument must be a logical value", nm); |
20704
571508c1ed06
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
774 |
571508c1ed06
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John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
775 var = bval; |
5791 | 776 } |
777 else if (nargin > 1) | |
5823 | 778 print_usage (); |
5791 | 779 |
780 return retval; | |
781 } | |
782 | |
783 octave_value | |
5794 | 784 set_internal_variable (char& var, const octave_value_list& args, |
10315
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diff
changeset
|
785 int nargout, const char *nm) |
5791 | 786 { |
5794 | 787 octave_value retval; |
788 | |
5800 | 789 int nargin = args.length (); |
790 | |
791 if (nargout > 0 || nargin == 0) | |
5794 | 792 retval = var; |
5791 | 793 |
10637
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diff
changeset
|
794 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
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|
795 { |
9cd5aa83fa62
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changeset
|
796 if (! try_local_protect (var)) |
9cd5aa83fa62
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changeset
|
797 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
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|
798 } |
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diff
changeset
|
799 |
5791 | 800 if (nargin == 1) |
801 { | |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
802 std::string sval = args(0).xstring_value ("%s: argument must be a single character", nm); |
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|
803 |
fd0efcdb3718
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|
804 switch (sval.length ()) |
10315
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|
805 { |
20581
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
806 case 1: |
fd0efcdb3718
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parents:
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|
807 var = sval[0]; |
fd0efcdb3718
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diff
changeset
|
808 break; |
fd0efcdb3718
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diff
changeset
|
809 |
fd0efcdb3718
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diff
changeset
|
810 case 0: |
fd0efcdb3718
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|
811 var = '\0'; |
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|
812 break; |
fd0efcdb3718
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John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
813 |
fd0efcdb3718
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
814 default: |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
815 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:
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diff
changeset
|
816 break; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
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|
817 } |
5794 | 818 } |
819 else if (nargin > 1) | |
5823 | 820 print_usage (); |
5794 | 821 |
822 return retval; | |
823 } | |
824 | |
825 octave_value | |
826 set_internal_variable (int& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
827 int nargout, const char *nm, |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
828 int minval, int maxval) |
5794 | 829 { |
830 octave_value retval; | |
831 | |
5800 | 832 int nargin = args.length (); |
833 | |
834 if (nargout > 0 || nargin == 0) | |
5794 | 835 retval = var; |
836 | |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
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10521
diff
changeset
|
837 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
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|
838 { |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
839 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
840 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
841 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
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10521
diff
changeset
|
842 |
5794 | 843 if (nargin == 1) |
844 { | |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
845 int ival = args(0).xint_value ("%s: argument must be an integer value", nm); |
20704
571508c1ed06
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
846 |
571508c1ed06
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
847 if (ival < minval) |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
848 error ("%s: arg must be greater than %d", nm, minval); |
20704
571508c1ed06
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John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
849 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
|
850 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:
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diff
changeset
|
851 nm, maxval); |
5794 | 852 else |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
853 var = ival; |
5794 | 854 } |
855 else if (nargin > 1) | |
5823 | 856 print_usage (); |
5794 | 857 |
858 return retval; | |
859 } | |
860 | |
861 octave_value | |
862 set_internal_variable (double& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
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changeset
|
863 int nargout, const char *nm, |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
864 double minval, double maxval) |
5794 | 865 { |
866 octave_value retval; | |
867 | |
5800 | 868 int nargin = args.length (); |
869 | |
870 if (nargout > 0 || nargin == 0) | |
5794 | 871 retval = var; |
872 | |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
873 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
874 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
875 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
876 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
877 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
878 |
5794 | 879 if (nargin == 1) |
880 { | |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
881 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
|
882 |
571508c1ed06
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parents:
20700
diff
changeset
|
883 if (dval < minval) |
20711
7b608fadc663
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Rik <rik@octave.org>
parents:
20704
diff
changeset
|
884 error ("%s: argument must be greater than %g", minval); |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
885 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
|
886 error ("%s: argument must be less than or equal to %g", maxval); |
5794 | 887 else |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
888 var = dval; |
5794 | 889 } |
890 else if (nargin > 1) | |
5823 | 891 print_usage (); |
5794 | 892 |
893 return retval; | |
894 } | |
895 | |
896 octave_value | |
897 set_internal_variable (std::string& var, const octave_value_list& args, | |
10315
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
898 int nargout, const char *nm, bool empty_ok) |
5794 | 899 { |
900 octave_value retval; | |
901 | |
5800 | 902 int nargin = args.length (); |
903 | |
904 if (nargout > 0 || nargin == 0) | |
5794 | 905 retval = var; |
906 | |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
907 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
908 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
909 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
910 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
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|
911 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
912 |
5794 | 913 if (nargin == 1) |
914 { | |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
915 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
|
916 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
917 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
|
918 var = sval; |
5791 | 919 else |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
920 error ("%s: value must not be empty", nm); |
5791 | 921 } |
922 else if (nargin > 1) | |
5823 | 923 print_usage (); |
1 | 924 |
925 return retval; | |
926 } | |
927 | |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
928 octave_value |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
929 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
|
930 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
|
931 { |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
932 octave_value retval; |
10640
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
933 int nchoices = 0; |
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
934 while (choices[nchoices] != 0) |
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
935 nchoices++; |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
936 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
937 int nargin = args.length (); |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20769
diff
changeset
|
938 |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
939 assert (var < nchoices); |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
940 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
941 if (nargout > 0 || nargin == 0) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
942 retval = choices[var]; |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
943 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
944 if (wants_local_change (args, nargin)) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
945 { |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
946 if (! try_local_protect (var)) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
947 warning ("\"local\" has no effect outside a function"); |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
948 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
949 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
950 if (nargin == 1) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
951 { |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
952 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
|
953 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
954 int i = 0; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
955 for (; i < nchoices; i++) |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
956 { |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
957 if (sval == choices[i]) |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
958 { |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
959 var = i; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
960 break; |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
961 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
962 } |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
963 if (i == nchoices) |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
964 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
|
965 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
966 else if (nargin > 1) |
e1559a8a60b4
general mechanism for string enum variables
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parents:
10637
diff
changeset
|
967 print_usage (); |
e1559a8a60b4
general mechanism for string enum variables
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parents:
10637
diff
changeset
|
968 |
e1559a8a60b4
general mechanism for string enum variables
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parents:
10637
diff
changeset
|
969 return retval; |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
970 } |
e1559a8a60b4
general mechanism for string enum variables
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parents:
10637
diff
changeset
|
971 |
7336 | 972 struct |
973 whos_parameter | |
195 | 974 { |
7336 | 975 char command; |
976 char modifier; | |
977 int parameter_length; | |
978 int first_parameter_length; | |
979 int balance; | |
980 std::string text; | |
981 std::string line; | |
982 }; | |
983 | |
984 static void | |
985 print_descriptor (std::ostream& os, std::list<whos_parameter> params) | |
986 { | |
987 // This method prints a line of information on a given symbol | |
988 std::list<whos_parameter>::iterator i = params.begin (); | |
989 std::ostringstream param_buf; | |
990 | |
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
|
991 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>
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17787
diff
changeset
|
992 |
7336 | 993 while (i != params.end ()) |
195 | 994 { |
7336 | 995 whos_parameter param = *i; |
996 | |
997 if (param.command != '\0') | |
998 { | |
10315
57a59eae83cc
untabify src C++ source files
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diff
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|
999 // Do the actual printing |
57a59eae83cc
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10160
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changeset
|
1000 switch (param.modifier) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1001 { |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1002 case 'l': |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1003 os << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1004 << std::setw (param.parameter_length); |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
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parents:
17756
diff
changeset
|
1005 param_buf << std::setiosflags (std::ios::left) |
175b392e91fe
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Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1006 << std::setw (param.parameter_length); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1007 break; |
7336 | 1008 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1009 case 'r': |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1010 os << std::setiosflags (std::ios::right) |
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Rik <rik@octave.org>
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|
1011 << std::setw (param.parameter_length); |
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diff
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|
1012 param_buf << std::setiosflags (std::ios::right) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
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diff
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|
1013 << std::setw (param.parameter_length); |
10315
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|
1014 break; |
7336 | 1015 |
10315
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|
1016 case 'c': |
57a59eae83cc
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|
1017 if (param.command != 's') |
57a59eae83cc
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|
1018 { |
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|
1019 os << std::setiosflags (std::ios::left) |
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|
1020 << std::setw (param.parameter_length); |
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1021 param_buf << std::setiosflags (std::ios::left) |
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|
1022 << std::setw (param.parameter_length); |
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|
1023 } |
57a59eae83cc
untabify src C++ source files
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|
1024 break; |
7336 | 1025 |
10315
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|
1026 default: |
17787
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Rik <rik@octave.org>
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17756
diff
changeset
|
1027 os << std::setiosflags (std::ios::left) |
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Rik <rik@octave.org>
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diff
changeset
|
1028 << std::setw (param.parameter_length); |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1029 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
|
1030 << std::setw (param.parameter_length); |
10315
57a59eae83cc
untabify src C++ source files
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|
1031 } |
7336 | 1032 |
10315
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changeset
|
1033 if (param.command == 's' && param.modifier == 'c') |
57a59eae83cc
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|
1034 { |
57a59eae83cc
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diff
changeset
|
1035 int a, b; |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
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11558
diff
changeset
|
1036 |
10315
57a59eae83cc
untabify src C++ source files
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|
1037 if (param.modifier == 'c') |
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|
1038 { |
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|
1039 a = param.first_parameter_length - param.balance; |
57a59eae83cc
untabify src C++ source files
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|
1040 a = (a < 0 ? 0 : a); |
57a59eae83cc
untabify src C++ source files
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|
1041 b = param.parameter_length - a - param.text . length (); |
57a59eae83cc
untabify src C++ source files
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|
1042 b = (b < 0 ? 0 : b); |
57a59eae83cc
untabify src C++ source files
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|
1043 os << std::setiosflags (std::ios::left) << std::setw (a) |
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untabify src C++ source files
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|
1044 << "" << std::resetiosflags (std::ios::left) << param.text |
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untabify src C++ source files
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|
1045 << std::setiosflags (std::ios::left) |
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untabify src C++ source files
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|
1046 << std::setw (b) << "" |
57a59eae83cc
untabify src C++ source files
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diff
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|
1047 << std::resetiosflags (std::ios::left); |
17787
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Rik <rik@octave.org>
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diff
changeset
|
1048 param_buf << std::setiosflags (std::ios::left) |
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diff
changeset
|
1049 << std::setw (a) |
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diff
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|
1050 << "" << std::resetiosflags (std::ios::left) |
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diff
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|
1051 << param.line |
175b392e91fe
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|
1052 << std::setiosflags (std::ios::left) |
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|
1053 << std::setw (b) << "" |
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diff
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|
1054 << std::resetiosflags (std::ios::left); |
10315
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|
1055 } |
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|
1056 } |
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|
1057 else |
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|
1058 { |
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|
1059 os << param.text; |
57a59eae83cc
untabify src C++ source files
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changeset
|
1060 param_buf << param.line; |
57a59eae83cc
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|
1061 } |
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|
1062 os << std::resetiosflags (std::ios::left) |
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|
1063 << std::resetiosflags (std::ios::right); |
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|
1064 param_buf << std::resetiosflags (std::ios::left) |
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|
1065 << std::resetiosflags (std::ios::right); |
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changeset
|
1066 i++; |
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|
1067 } |
7336 | 1068 else |
10315
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|
1069 { |
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|
1070 os << param.text; |
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|
1071 param_buf << param.line; |
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|
1072 i++; |
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|
1073 } |
195 | 1074 } |
7336 | 1075 |
1076 os << param_buf.str (); | |
195 | 1077 } |
1078 | |
17787
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|
1079 // FIXME: This is a bit of a kluge. We'd like to just use val.dims() |
9704
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|
1080 // and if val is an object, expect that dims will call size if it is |
bb413c0d0d6d
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|
1081 // overloaded by a user-defined method. But there are currently some |
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|
1082 // 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
|
1083 // This same kluge is done in symtab.cc (do_workspace_info), fix there too. |
9704
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|
1084 |
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|
1085 std::string |
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|
1086 get_dims_str (const octave_value& val) |
bb413c0d0d6d
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|
1087 { |
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changeset
|
1088 octave_value tmp = val; |
bb413c0d0d6d
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|
1089 |
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changeset
|
1090 Matrix sz = tmp.size (); |
bb413c0d0d6d
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diff
changeset
|
1091 |
10350
12884915a8e4
merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents:
10315
diff
changeset
|
1092 dim_vector dv = dim_vector::alloc (sz.numel ()); |
9704
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|
1093 |
bb413c0d0d6d
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changeset
|
1094 for (octave_idx_type i = 0; i < dv.length (); i++) |
bb413c0d0d6d
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changeset
|
1095 dv(i) = sz(i); |
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|
1096 |
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changeset
|
1097 return dv.str (); |
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|
1098 } |
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|
1099 |
7586
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changeset
|
1100 class |
84122fb29c75
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diff
changeset
|
1101 symbol_info_list |
593 | 1102 { |
7586
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diff
changeset
|
1103 private: |
84122fb29c75
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diff
changeset
|
1104 struct symbol_info |
84122fb29c75
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diff
changeset
|
1105 { |
84122fb29c75
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diff
changeset
|
1106 symbol_info (const symbol_table::symbol_record& sr, |
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|
1107 const std::string& expr_str = std::string (), |
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|
1108 const octave_value& expr_val = octave_value ()) |
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diff
changeset
|
1109 : 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
|
1110 varval (expr_val.is_undefined () ? sr.varval () : expr_val), |
10315
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|
1111 is_automatic (sr.is_automatic ()), |
12651
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diff
changeset
|
1112 is_complex (varval.is_complex_type ()), |
10315
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|
1113 is_formal (sr.is_formal ()), |
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|
1114 is_global (sr.is_global ()), |
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changeset
|
1115 is_persistent (sr.is_persistent ()) |
7586
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|
1116 { } |
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|
1117 |
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|
1118 void display_line (std::ostream& os, |
10315
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|
1119 const std::list<whos_parameter>& params) const |
593 | 1120 { |
9704
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|
1121 std::string dims_str = get_dims_str (varval); |
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|
1122 |
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|
1123 std::list<whos_parameter>::const_iterator i = params.begin (); |
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|
1124 |
17818
f1b59ef34eda
attempt to avoid setting persistent state on i/o streams (bug #40396)
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changeset
|
1125 octave_preserve_stream_state stream_state (os); |
f1b59ef34eda
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|
1126 |
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|
1127 while (i != params.end ()) |
10315
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|
1128 { |
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|
1129 whos_parameter param = *i; |
7586
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|
1130 |
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|
1131 if (param.command != '\0') |
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|
1132 { |
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|
1133 // Do the actual printing. |
7586
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|
1134 |
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|
1135 switch (param.modifier) |
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|
1136 { |
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|
1137 case 'l': |
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|
1138 os << std::setiosflags (std::ios::left) |
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changeset
|
1139 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1140 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1141 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1142 case 'r': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1143 os << std::setiosflags (std::ios::right) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1144 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1145 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1146 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1147 case 'c': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1148 if (param.command == 's') |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1149 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1150 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
|
1151 - dims_str.find ('x'); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1152 int back = param.parameter_length |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1153 - dims_str.length () |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1154 - front; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1155 front = (front > 0) ? front : 0; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1156 back = (back > 0) ? back : 0; |
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 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1159 << std::setw (front) |
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 << std::resetiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1162 << dims_str |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1163 << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1164 << std::setw (back) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1165 << "" |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1166 << std::resetiosflags (std::ios::left); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1167 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1168 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1169 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1170 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1171 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1172 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1173 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1174 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1175 default: |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1176 error ("whos_line_format: modifier '%c' unknown", |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1177 param.modifier); |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1178 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1179 os << std::setiosflags (std::ios::right) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1180 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1181 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1182 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1183 switch (param.command) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1184 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1185 case 'a': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1186 { |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1187 char tmp[6]; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1188 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1189 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
|
1190 tmp[1] = (is_complex ? 'c' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1191 tmp[2] = (is_formal ? 'f' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1192 tmp[3] = (is_global ? 'g' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1193 tmp[4] = (is_persistent ? 'p' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1194 tmp[5] = 0; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1195 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1196 os << tmp; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1197 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1198 break; |
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 case 'b': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1201 os << varval.byte_size (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1202 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1203 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1204 case 'c': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1205 os << varval.class_name (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1206 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1207 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1208 case 'e': |
20229
5dfaaaae784f
Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax().
Carnë Draug <carandraug@octave.org>
parents:
20206
diff
changeset
|
1209 os << varval.numel (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1210 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1211 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1212 case 'n': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1213 os << name; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1214 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1215 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1216 case 's': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1217 if (param.modifier != 'c') |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1218 os << dims_str; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1219 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1220 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1221 case 't': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1222 os << varval.type_name (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1223 break; |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
1224 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1225 default: |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1226 error ("whos_line_format: command '%c' unknown", |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1227 param.command); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1228 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1229 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1230 os << std::resetiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1231 << std::resetiosflags (std::ios::right); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1232 i++; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1233 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1234 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1235 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1236 os << param.text; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1237 i++; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1238 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1239 } |
593 | 1240 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1241 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1242 std::string name; |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1243 octave_value varval; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1244 bool is_automatic; |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1245 bool is_complex; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1246 bool is_formal; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1247 bool is_global; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1248 bool is_persistent; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1249 }; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1250 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1251 public: |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1252 symbol_info_list (void) : lst () { } |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1253 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1254 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
|
1255 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1256 symbol_info_list& operator = (const symbol_info_list& sil) |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1257 { |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1258 if (this != &sil) |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1259 lst = sil.lst; |
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 return *this; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1262 } |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1263 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1264 ~symbol_info_list (void) { } |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1265 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1266 void append (const symbol_table::symbol_record& sr) |
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1267 { |
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1268 lst.push_back (symbol_info (sr)); |
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1269 } |
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1270 |
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1271 void append (const symbol_table::symbol_record& sr, |
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1272 const std::string& expr_str, |
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1273 const octave_value& expr_val) |
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1274 { |
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1275 lst.push_back (symbol_info (sr, expr_str, expr_val)); |
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1276 } |
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1277 |
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1278 size_t size (void) const { return lst.size (); } |
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1279 |
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1280 bool empty (void) const { return lst.empty (); } |
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1281 |
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1282 octave_map |
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1283 map_value (const std::string& caller_function_name, int nesting_level) const |
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1284 { |
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1285 size_t len = lst.size (); |
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1286 |
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1287 Cell name_info (len, 1); |
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1288 Cell size_info (len, 1); |
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1289 Cell bytes_info (len, 1); |
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1290 Cell class_info (len, 1); |
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1291 Cell global_info (len, 1); |
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1292 Cell sparse_info (len, 1); |
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1293 Cell complex_info (len, 1); |
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1294 Cell nesting_info (len, 1); |
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1295 Cell persistent_info (len, 1); |
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1296 |
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1297 std::list<symbol_info>::const_iterator p = lst.begin (); |
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1298 |
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1299 for (size_t j = 0; j < len; j++) |
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1300 { |
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1301 const symbol_info& si = *p++; |
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1302 |
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1303 octave_scalar_map ni; |
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1304 |
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1305 ni.assign ("function", caller_function_name); |
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1306 ni.assign ("level", nesting_level); |
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1307 |
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1308 name_info(j) = si.name; |
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1309 global_info(j) = si.is_global; |
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1310 persistent_info(j) = si.is_persistent; |
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1311 |
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1312 octave_value val = si.varval; |
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1313 |
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1314 size_info(j) = val.size (); |
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1315 bytes_info(j) = val.byte_size (); |
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1316 class_info(j) = val.class_name (); |
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1317 sparse_info(j) = val.is_sparse_type (); |
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1318 complex_info(j) = val.is_complex_type (); |
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1319 nesting_info(j) = ni; |
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1320 } |
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1321 |
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1322 octave_map info; |
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1323 |
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1324 info.assign ("name", name_info); |
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1325 info.assign ("size", size_info); |
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1326 info.assign ("bytes", bytes_info); |
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1327 info.assign ("class", class_info); |
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1328 info.assign ("global", global_info); |
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1329 info.assign ("sparse", sparse_info); |
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1330 info.assign ("complex", complex_info); |
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1331 info.assign ("nesting", nesting_info); |
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1332 info.assign ("persistent", persistent_info); |
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1333 |
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1334 return info; |
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1335 } |
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1336 |
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1337 void display (std::ostream& os) |
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1338 { |
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1339 if (! lst.empty ()) |
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1340 { |
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1341 size_t bytes = 0; |
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1342 size_t elements = 0; |
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1343 |
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1344 std::list<whos_parameter> params = parse_whos_line_format (); |
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1345 |
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1346 print_descriptor (os, params); |
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1347 |
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1348 octave_stdout << "\n"; |
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1349 |
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1350 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
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1351 p != lst.end (); p++) |
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1352 { |
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1353 p->display_line (os, params); |
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1354 |
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1355 octave_value val = p->varval; |
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1356 |
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Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax().
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1357 elements += val.numel (); |
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1358 bytes += val.byte_size (); |
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1359 } |
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1360 |
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1361 os << "\nTotal is " << elements |
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1362 << (elements == 1 ? " element" : " elements") |
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1363 << " using " << bytes << (bytes == 1 ? " byte" : " bytes") |
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1364 << "\n"; |
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1365 } |
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1366 } |
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1367 |
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1368 // Parse the string whos_line_format, and return a parameter list, |
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1369 // containing all information needed to print the given |
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1370 // attributes of the symbols. |
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1371 std::list<whos_parameter> parse_whos_line_format (void) |
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1372 { |
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1373 int idx; |
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1374 size_t format_len = Vwhos_line_format.length (); |
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1375 char garbage; |
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1376 std::list<whos_parameter> params; |
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1377 |
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1378 size_t bytes1; |
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1379 int elements1; |
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1380 |
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1381 std::string param_string = "abcenst"; |
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1382 Array<int> param_length (dim_vector (param_string.length (), 1)); |
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1383 Array<std::string> param_names (dim_vector (param_string.length (), 1)); |
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1384 size_t pos_a, pos_b, pos_c, pos_e, pos_n, pos_s, pos_t; |
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1385 |
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1386 pos_a = param_string.find ('a'); // Attributes |
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1387 pos_b = param_string.find ('b'); // Bytes |
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1388 pos_c = param_string.find ('c'); // Class |
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1389 pos_e = param_string.find ('e'); // Elements |
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|
1390 pos_n = param_string.find ('n'); // Name |
84122fb29c75
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|
1391 pos_s = param_string.find ('s'); // Size |
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|
1392 pos_t = param_string.find ('t'); // Type |
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|
1393 |
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|
1394 param_names(pos_a) = "Attr"; |
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|
1395 param_names(pos_b) = "Bytes"; |
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|
1396 param_names(pos_c) = "Class"; |
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|
1397 param_names(pos_e) = "Elements"; |
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|
1398 param_names(pos_n) = "Name"; |
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|
1399 param_names(pos_s) = "Size"; |
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|
1400 param_names(pos_t) = "Type"; |
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diff
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|
1401 |
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diff
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|
1402 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
|
1403 param_length(i) = param_names(i).length (); |
7586
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diff
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|
1404 |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
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|
1405 // The attribute column needs size 5. |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
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diff
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|
1406 param_length(pos_a) = 5; |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
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diff
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|
1407 |
7586
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|
1408 // Calculating necessary spacing for name column, |
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diff
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|
1409 // bytes column, elements column and class column |
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|
1410 |
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|
1411 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
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1412 p != lst.end (); p++) |
7586
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1413 { |
10315
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1414 std::stringstream ss1, ss2; |
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1415 std::string str; |
7586
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|
1416 |
10315
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|
1417 str = p->name; |
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|
1418 param_length(pos_n) = ((str.length () |
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1419 > static_cast<size_t> (param_length(pos_n))) |
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1420 ? str.length () : param_length(pos_n)); |
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|
1421 |
10315
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|
1422 octave_value val = p->varval; |
7586
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|
1423 |
10315
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|
1424 str = val.type_name (); |
57a59eae83cc
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|
1425 param_length(pos_t) = ((str.length () |
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|
1426 > static_cast<size_t> (param_length(pos_t))) |
57a59eae83cc
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|
1427 ? str.length () : param_length(pos_t)); |
7586
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|
1428 |
20229
5dfaaaae784f
Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax().
Carnë Draug <carandraug@octave.org>
parents:
20206
diff
changeset
|
1429 elements1 = val.numel (); |
10315
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|
1430 ss1 << elements1; |
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|
1431 str = ss1.str (); |
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|
1432 param_length(pos_e) = ((str.length () |
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|
1433 > static_cast<size_t> (param_length(pos_e))) |
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|
1434 ? str.length () : param_length(pos_e)); |
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|
1435 |
10315
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|
1436 bytes1 = val.byte_size (); |
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|
1437 ss2 << bytes1; |
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|
1438 str = ss2.str (); |
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|
1439 param_length(pos_b) = ((str.length () |
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1440 > static_cast<size_t> (param_length(pos_b))) |
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|
1441 ? str.length () : param_length (pos_b)); |
7586
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|
1442 } |
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|
1443 |
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|
1444 idx = 0; |
84122fb29c75
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|
1445 while (static_cast<size_t> (idx) < format_len) |
84122fb29c75
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|
1446 { |
10315
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|
1447 whos_parameter param; |
57a59eae83cc
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|
1448 param.command = '\0'; |
7586
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|
1449 |
10315
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|
1450 if (Vwhos_line_format[idx] == '%') |
57a59eae83cc
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|
1451 { |
57a59eae83cc
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|
1452 bool error_encountered = false; |
57a59eae83cc
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|
1453 param.modifier = 'r'; |
57a59eae83cc
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|
1454 param.parameter_length = 0; |
7586
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diff
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|
1455 |
18100
6a71e5030df5
Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.
Rik <rik@octave.org>
parents:
18074
diff
changeset
|
1456 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
|
1457 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
|
1458 int balance = 1; |
10315
57a59eae83cc
untabify src C++ source files
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|
1459 unsigned int items; |
57a59eae83cc
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diff
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|
1460 size_t pos; |
57a59eae83cc
untabify src C++ source files
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changeset
|
1461 std::string cmd; |
7586
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diff
changeset
|
1462 |
10315
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|
1463 // Parse one command from whos_line_format |
57a59eae83cc
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|
1464 cmd = Vwhos_line_format.substr (idx, Vwhos_line_format.length ()); |
57a59eae83cc
untabify src C++ source files
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|
1465 pos = cmd.find (';'); |
57a59eae83cc
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|
1466 if (pos != std::string::npos) |
57a59eae83cc
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|
1467 cmd = cmd.substr (0, pos+1); |
57a59eae83cc
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|
1468 else |
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|
1469 error ("parameter without ; in whos_line_format"); |
7586
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|
1470 |
10315
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|
1471 idx += cmd.length (); |
7586
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diff
changeset
|
1472 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1473 // FIXME: use iostream functions instead of sscanf! |
7586
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|
1474 |
10315
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|
1475 if (cmd.find_first_of ("crl") != 1) |
57a59eae83cc
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|
1476 items = sscanf (cmd.c_str (), "%c%c:%d:%d:%d;", |
57a59eae83cc
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|
1477 &garbage, ¶m.command, &a, &b, &balance); |
57a59eae83cc
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|
1478 else |
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|
1479 items = sscanf (cmd.c_str (), "%c%c%c:%d:%d:%d;", |
57a59eae83cc
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|
1480 &garbage, ¶m.modifier, ¶m.command, |
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|
1481 &a, &b, &balance) - 1; |
7586
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|
1482 |
10315
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|
1483 if (items < 2) |
20831
35241c4b696c
eliminate return statements after calls to error
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diff
changeset
|
1484 error ("whos_line_format: parameter structure without command in whos_line_format"); |
7586
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|
1485 |
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changeset
|
1486 // Insert data into parameter |
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|
1487 param.first_parameter_length = 0; |
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|
1488 pos = param_string.find (param.command); |
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|
1489 if (pos != std::string::npos) |
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|
1490 { |
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changeset
|
1491 param.parameter_length = param_length(pos); |
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|
1492 param.text = param_names(pos); |
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|
1493 param.line.assign (param_names(pos).length (), '='); |
7586
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|
1494 |
10315
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changeset
|
1495 param.parameter_length = (a > param.parameter_length |
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|
1496 ? a : param.parameter_length); |
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|
1497 if (param.command == 's' && param.modifier == 'c' && b > 0) |
57a59eae83cc
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changeset
|
1498 param.first_parameter_length = b; |
57a59eae83cc
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changeset
|
1499 } |
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|
1500 else |
20831
35241c4b696c
eliminate return statements after calls to error
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20819
diff
changeset
|
1501 error ("whos_line_format: '%c' is not a command", |
35241c4b696c
eliminate return statements after calls to error
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changeset
|
1502 param.command); |
7586
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|
1503 |
10315
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|
1504 if (param.command == 's') |
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|
1505 { |
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|
1506 // Have to calculate space needed for printing |
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changeset
|
1507 // matrix dimensions Space needed for Size column is |
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changeset
|
1508 // hard to determine in prior, because it depends on |
57a59eae83cc
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changeset
|
1509 // dimensions to be shown. That is why it is |
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changeset
|
1510 // recalculated for each Size-command int first, |
57a59eae83cc
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1511 // rest = 0, total; |
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|
1512 int rest = 0; |
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|
1513 int first = param.first_parameter_length; |
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|
1514 int total = param.parameter_length; |
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diff
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|
1515 |
10315
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|
1516 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
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untabify src C++ source files
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1517 p != lst.end (); p++) |
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|
1518 { |
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untabify src C++ source files
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|
1519 octave_value val = p->varval; |
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untabify src C++ source files
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|
1520 std::string dims_str = get_dims_str (val); |
57a59eae83cc
untabify src C++ source files
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|
1521 int first1 = dims_str.find ('x'); |
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untabify src C++ source files
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diff
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|
1522 int total1 = dims_str.length (); |
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untabify src C++ source files
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|
1523 int rest1 = total1 - first1; |
57a59eae83cc
untabify src C++ source files
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|
1524 rest = (rest1 > rest ? rest1 : rest); |
57a59eae83cc
untabify src C++ source files
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diff
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|
1525 first = (first1 > first ? first1 : first); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1526 total = (total1 > total ? total1 : total); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1527 } |
7586
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7531
diff
changeset
|
1528 |
10315
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untabify src C++ source files
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diff
changeset
|
1529 if (param.modifier == 'c') |
57a59eae83cc
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diff
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|
1530 { |
57a59eae83cc
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diff
changeset
|
1531 if (first < balance) |
57a59eae83cc
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diff
changeset
|
1532 first += balance - first; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1533 if (rest + balance < param.parameter_length) |
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untabify src C++ source files
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diff
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|
1534 rest += param.parameter_length - rest - balance; |
7586
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diff
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|
1535 |
10315
57a59eae83cc
untabify src C++ source files
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changeset
|
1536 param.parameter_length = first + rest; |
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untabify src C++ source files
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diff
changeset
|
1537 param.first_parameter_length = first; |
57a59eae83cc
untabify src C++ source files
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diff
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|
1538 param.balance = balance; |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1539 } |
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|
1540 else |
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|
1541 { |
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untabify src C++ source files
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changeset
|
1542 param.parameter_length = total; |
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untabify src C++ source files
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diff
changeset
|
1543 param.first_parameter_length = 0; |
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|
1544 } |
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diff
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|
1545 } |
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untabify src C++ source files
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diff
changeset
|
1546 else if (param.modifier == 'c') |
20831
35241c4b696c
eliminate return statements after calls to error
John W. Eaton <jwe@octave.org>
parents:
20819
diff
changeset
|
1547 error ("whos_line_format: modifier 'c' not available for command '%c'", |
35241c4b696c
eliminate return statements after calls to error
John W. Eaton <jwe@octave.org>
parents:
20819
diff
changeset
|
1548 param.command); |
7586
84122fb29c75
whos: handle index expressions
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diff
changeset
|
1549 |
10315
57a59eae83cc
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diff
changeset
|
1550 // What happens if whos_line_format contains negative numbers |
57a59eae83cc
untabify src C++ source files
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changeset
|
1551 // at param_length positions? |
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|
1552 param.balance = (b < 0 ? 0 : param.balance); |
57a59eae83cc
untabify src C++ source files
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|
1553 param.first_parameter_length = (b < 0 ? 0 : |
57a59eae83cc
untabify src C++ source files
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changeset
|
1554 param.first_parameter_length); |
57a59eae83cc
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diff
changeset
|
1555 param.parameter_length = (a < 0 |
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changeset
|
1556 ? 0 |
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|
1557 : (param.parameter_length |
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untabify src C++ source files
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|
1558 < param_length(pos_s) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1559 ? param_length(pos_s) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1560 : param.parameter_length)); |
7586
84122fb29c75
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diff
changeset
|
1561 |
10315
57a59eae83cc
untabify src C++ source files
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changeset
|
1562 // Parameter will not be pushed into parameter list if ... |
57a59eae83cc
untabify src C++ source files
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changeset
|
1563 if (! error_encountered) |
57a59eae83cc
untabify src C++ source files
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changeset
|
1564 params.push_back (param); |
57a59eae83cc
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diff
changeset
|
1565 } |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1566 else |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1567 { |
57a59eae83cc
untabify src C++ source files
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changeset
|
1568 // Text string, to be printed as it is ... |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1569 std::string text; |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1570 size_t pos; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1571 text = Vwhos_line_format.substr (idx, Vwhos_line_format.length ()); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1572 pos = text.find ('%'); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1573 if (pos != std::string::npos) |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1574 text = text.substr (0, pos); |
7586
84122fb29c75
whos: handle index expressions
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7531
diff
changeset
|
1575 |
10315
57a59eae83cc
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diff
changeset
|
1576 // Push parameter into list ... |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1577 idx += text.length (); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1578 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
|
1579 param.line.assign (text.length (), ' '); |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1580 params.push_back (param); |
57a59eae83cc
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diff
changeset
|
1581 } |
7586
84122fb29c75
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7531
diff
changeset
|
1582 } |
84122fb29c75
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7531
diff
changeset
|
1583 |
84122fb29c75
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7531
diff
changeset
|
1584 return params; |
84122fb29c75
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7531
diff
changeset
|
1585 } |
84122fb29c75
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7531
diff
changeset
|
1586 |
84122fb29c75
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7531
diff
changeset
|
1587 private: |
84122fb29c75
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John W. Eaton <jwe@octave.org>
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7531
diff
changeset
|
1588 std::list<symbol_info> lst; |
84122fb29c75
whos: handle index expressions
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7531
diff
changeset
|
1589 |
84122fb29c75
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7531
diff
changeset
|
1590 }; |
5659 | 1591 |
4435 | 1592 static octave_value |
7336 | 1593 do_who (int argc, const string_vector& argv, bool return_list, |
10315
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untabify src C++ source files
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diff
changeset
|
1594 bool verbose = false, std::string msg = std::string ()) |
529 | 1595 { |
4435 | 1596 octave_value retval; |
529 | 1597 |
3523 | 1598 std::string my_name = argv[0]; |
584 | 1599 |
7336 | 1600 bool global_only = false; |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1601 bool have_regexp = false; |
7336 | 1602 |
1857 | 1603 int i; |
1604 for (i = 1; i < argc; i++) | |
529 | 1605 { |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1606 if (argv[i] == "-file") |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1607 { |
17861
870f3e12e163
maint: Use phrase "FIXME:" for problem areas in code.
Rik <rik@octave.org>
parents:
17818
diff
changeset
|
1608 // FIXME: This is an inefficient manner to implement this as the |
10315
57a59eae83cc
untabify src C++ source files
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changeset
|
1609 // variables are loaded in to a temporary context and then treated. |
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diff
changeset
|
1610 // It would be better to refecat symbol_info_list to not store the |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1611 // 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>
parents:
11558
diff
changeset
|
1612 // implement this option there so that the variables are never |
10315
57a59eae83cc
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diff
changeset
|
1613 // stored at all. |
57a59eae83cc
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diff
changeset
|
1614 if (i == argc - 1) |
20713
2469d78a1d8b
Consistently use 'filename' rather than 'file name' throughout code base.
Rik <rik@octave.org>
parents:
20711
diff
changeset
|
1615 error ("whos: -file argument must be followed by a filename"); |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1616 else |
57a59eae83cc
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diff
changeset
|
1617 { |
15020
560317fd5977
maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents:
15007
diff
changeset
|
1618 std::string nm = argv[i + 1]; |
8131
10b63c4fd413
Add -file option to who/whos
David Bateman <dbateman@free.fr>
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8083
diff
changeset
|
1619 |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1620 unwind_protect frame; |
8131
10b63c4fd413
Add -file option to who/whos
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8083
diff
changeset
|
1621 |
10315
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untabify src C++ source files
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diff
changeset
|
1622 // Set up temporary scope. |
8131
10b63c4fd413
Add -file option to who/whos
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8083
diff
changeset
|
1623 |
10315
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diff
changeset
|
1624 symbol_table::scope_id tmp_scope = symbol_table::alloc_scope (); |
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1625 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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parents:
9037
diff
changeset
|
1626 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1627 symbol_table::set_scope (tmp_scope); |
9144
c6463412aebb
eliminate symbol_table::scope_stack; fix scoping issue with evalin
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parents:
9037
diff
changeset
|
1628 |
10315
57a59eae83cc
untabify src C++ source files
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changeset
|
1629 octave_call_stack::push (tmp_scope, 0); |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1630 frame.add_fcn (octave_call_stack::pop); |
8131
10b63c4fd413
Add -file option to who/whos
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8083
diff
changeset
|
1631 |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1632 frame.add_fcn (symbol_table::clear_variables); |
8131
10b63c4fd413
Add -file option to who/whos
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8083
diff
changeset
|
1633 |
10315
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untabify src C++ source files
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diff
changeset
|
1634 feval ("load", octave_value (nm), 0); |
8131
10b63c4fd413
Add -file option to who/whos
David Bateman <dbateman@free.fr>
parents:
8083
diff
changeset
|
1635 |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
1636 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
|
1637 + nm + ":\n\n"; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
1638 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
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20535
diff
changeset
|
1639 retval = do_who (i, argv, return_list, verbose, newmsg); |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1640 } |
8131
10b63c4fd413
Add -file option to who/whos
David Bateman <dbateman@free.fr>
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8083
diff
changeset
|
1641 |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1642 return retval; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1643 } |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1644 else if (argv[i] == "-regexp") |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1645 have_regexp = true; |
7336 | 1646 else if (argv[i] == "global") |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1647 global_only = true; |
1755 | 1648 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
|
1649 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
|
1650 argv[i].c_str ()); |
529 | 1651 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1652 break; |
529 | 1653 } |
1654 | |
7336 | 1655 int npats = argc - i; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1656 string_vector pats; |
7336 | 1657 if (npats > 0) |
3248 | 1658 { |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1659 pats.resize (npats); |
7336 | 1660 for (int j = 0; j < npats; j++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1661 pats[j] = argv[i+j]; |
3248 | 1662 } |
7336 | 1663 else |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1664 { |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1665 pats.resize (++npats); |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1666 pats[0] = "*"; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1667 } |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
1668 |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1669 symbol_info_list symbol_stats; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1670 std::list<std::string> symbol_names; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1671 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1672 for (int j = 0; j < npats; j++) |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1673 { |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1674 std::string pat = pats[j]; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1675 |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1676 if (have_regexp) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1677 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1678 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
|
1679 ? symbol_table::regexp_global_variables (pat) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1680 : symbol_table::regexp_variables (pat); |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1681 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1682 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
|
1683 p = tmp.begin (); p != tmp.end (); p++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1684 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1685 if (p->is_variable ()) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1686 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1687 if (verbose) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1688 symbol_stats.append (*p); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1689 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1690 symbol_names.push_back (p->name ()); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1691 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1692 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1693 } |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1694 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1695 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1696 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
|
1697 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1698 if (pos != std::string::npos && pos > 0) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1699 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1700 if (verbose) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1701 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1702 // NOTE: we can only display information for |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1703 // 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
|
1704 // 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
|
1705 // 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
|
1706 // scope and then evaluating the arguments in the |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1707 // current scope. |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1708 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1709 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
|
1710 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1711 if (symbol_table::is_variable (base_name)) |
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 symbol_table::symbol_record sr |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1714 = symbol_table::find_symbol (base_name); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1715 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1716 if (! global_only || sr.is_global ()) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1717 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1718 int parse_status; |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1719 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1720 octave_value expr_val |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1721 = eval_string (pat, true, parse_status); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1722 |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
1723 symbol_stats.append (sr, pat, expr_val); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1724 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1725 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1726 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1727 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1728 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1729 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1730 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
|
1731 ? symbol_table::glob_global_variables (pat) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1732 : symbol_table::glob_variables (pat); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1733 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1734 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
|
1735 p = tmp.begin (); p != tmp.end (); p++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1736 { |
9260
9c2349a51218
properly unmark forced variables
John W. Eaton <jwe@octave.org>
parents:
9250
diff
changeset
|
1737 if (p->is_variable ()) |
9250
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1738 { |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1739 if (verbose) |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1740 symbol_stats.append (*p); |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1741 else |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1742 symbol_names.push_back (p->name ()); |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1743 } |
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 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1747 } |
529 | 1748 |
4435 | 1749 if (return_list) |
529 | 1750 { |
7336 | 1751 if (verbose) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1752 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1753 std::string caller_function_name; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1754 octave_function *caller = octave_call_stack::caller (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1755 if (caller) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1756 caller_function_name = caller->name (); |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1757 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1758 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
|
1759 } |
4435 | 1760 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1761 retval = Cell (string_vector (symbol_names)); |
529 | 1762 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1763 else if (! (symbol_stats.empty () && symbol_names.empty ())) |
529 | 1764 { |
8131
10b63c4fd413
Add -file option to who/whos
David Bateman <dbateman@free.fr>
parents:
8083
diff
changeset
|
1765 if (msg.length () == 0) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1766 if (global_only) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1767 octave_stdout << "Global variables:\n\n"; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1768 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1769 octave_stdout << "Variables in the current scope:\n\n"; |
7336 | 1770 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1771 octave_stdout << msg; |
7336 | 1772 |
1773 if (verbose) | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1774 symbol_stats.display (octave_stdout); |
7336 | 1775 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1776 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1777 string_vector names (symbol_names); |
7336 | 1778 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1779 names.list_in_columns (octave_stdout); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1780 } |
4435 | 1781 |
7336 | 1782 octave_stdout << "\n"; |
529 | 1783 } |
1784 | |
581 | 1785 return retval; |
1786 } | |
1787 | |
8746
5dd06f19e9be
handle commands in the lexer
John W. Eaton <jwe@octave.org>
parents:
8677
diff
changeset
|
1788 DEFUN (who, args, nargout, |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1789 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
1790 @deftypefn {} {} who\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
1791 @deftypefnx {} {} who pattern @dots{}\n\ |
1142cf6abc0d
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1792 @deftypefnx {} {} who option pattern @dots{}\n\ |
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1793 @deftypefnx {} {C =} who (\"pattern\", @dots{})\n\ |
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1794 List currently defined variables matching the given patterns.\n\ |
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1795 \n\ |
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1796 Valid pattern syntax is the same as described for the @code{clear} command.\n\ |
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1797 If no patterns are supplied, all variables are listed.\n\ |
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1798 \n\ |
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1799 By default, only variables visible in the local scope are displayed.\n\ |
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1800 \n\ |
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1801 The following are valid options, but may not be combined.\n\ |
3361 | 1802 \n\ |
1803 @table @code\n\ | |
7779
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1804 @item global\n\ |
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1805 List variables in the global scope rather than the current scope.\n\ |
10840 | 1806 \n\ |
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1807 @item -regexp\n\ |
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1808 The patterns are considered to be regular expressions when matching the\n\ |
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1809 variables to display. The same pattern syntax accepted by the @code{regexp}\n\ |
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1810 function is used.\n\ |
10840 | 1811 \n\ |
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1812 @item -file\n\ |
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1813 The next argument is treated as a filename. All variables found within the\n\ |
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1814 specified file are listed. No patterns are accepted when reading variables\n\ |
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1815 from a file.\n\ |
3361 | 1816 @end table\n\ |
1817 \n\ | |
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1818 If called as a function, return a cell array of defined variable names\n\ |
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1819 matching the given patterns.\n\ |
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1820 @seealso{whos, isglobal, isvarname, exist, regexp}\n\ |
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1821 @end deftypefn") |
581 | 1822 { |
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1823 int argc = args.length () + 1; |
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1824 |
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1825 string_vector argv = args.make_argv ("who"); |
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1826 |
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1827 return do_who (argc, argv, nargout == 1); |
529 | 1828 } |
1829 | |
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1830 DEFUN (whos, args, nargout, |
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1831 "-*- texinfo -*-\n\ |
20853
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1832 @deftypefn {} {} whos\n\ |
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1833 @deftypefnx {} {} whos pattern @dots{}\n\ |
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1834 @deftypefnx {} {} whos option pattern @dots{}\n\ |
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1835 @deftypefnx {} {S =} whos (\"pattern\", @dots{})\n\ |
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1836 Provide detailed information on currently defined variables matching the\n\ |
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1837 given patterns.\n\ |
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1838 \n\ |
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1839 Options and pattern syntax are the same as for the @code{who} command.\n\ |
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1840 \n\ |
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1841 Extended information about each variable is summarized in a table with the\n\ |
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1842 following default entries.\n\ |
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1843 \n\ |
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1844 @table @asis\n\ |
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1845 @item Attr\n\ |
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1846 Attributes of the listed variable. Possible attributes are:\n\ |
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1847 \n\ |
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1848 @table @asis\n\ |
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1849 @item blank\n\ |
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1850 Variable in local scope\n\ |
10840 | 1851 \n\ |
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1852 @item @code{a}\n\ |
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1853 Automatic variable. An automatic variable is one created by the\n\ |
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1854 interpreter, for example @code{argn}.\n\ |
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1855 \n\ |
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1856 @item @code{c}\n\ |
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1857 Variable of complex type.\n\ |
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1858 \n\ |
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1859 @item @code{f}\n\ |
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1860 Formal parameter (function argument).\n\ |
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1861 \n\ |
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1862 @item @code{g}\n\ |
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1863 Variable with global scope.\n\ |
10840 | 1864 \n\ |
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1865 @item @code{p}\n\ |
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1866 Persistent variable.\n\ |
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1867 @end table\n\ |
10840 | 1868 \n\ |
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1869 @item Name\n\ |
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1870 The name of the variable.\n\ |
10840 | 1871 \n\ |
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1872 @item Size\n\ |
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1873 The logical size of the variable. A scalar is 1x1, a vector is\n\ |
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1874 @nospell{1xN} or @nospell{Nx1}, a 2-D matrix is @nospell{MxN}.\n\ |
10840 | 1875 \n\ |
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1876 @item Bytes\n\ |
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1877 The amount of memory currently used to store the variable.\n\ |
10840 | 1878 \n\ |
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1879 @item Class\n\ |
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1880 The class of the variable. Examples include double, single, char, uint16,\n\ |
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1881 cell, and struct.\n\ |
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1882 @end table\n\ |
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1883 \n\ |
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1884 The table can be customized to display more or less information through\n\ |
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1885 the function @code{whos_line_format}.\n\ |
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1886 \n\ |
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1887 If @code{whos} is called as a function, return a struct array of defined\n\ |
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1888 variable names matching the given patterns. Fields in the structure\n\ |
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1889 describing each variable are: name, size, bytes, class, global, sparse,\n\ |
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1890 complex, nesting, persistent.\n\ |
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1891 @seealso{who, whos_line_format}\n\ |
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1892 @end deftypefn") |
581 | 1893 { |
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1894 int argc = args.length () + 1; |
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1895 |
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1896 string_vector argv = args.make_argv ("whos"); |
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1897 |
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1898 return do_who (argc, argv, nargout == 1, true); |
581 | 1899 } |
1900 | |
593 | 1901 // Defining variables. |
1902 | |
1162 | 1903 void |
2856 | 1904 bind_ans (const octave_value& val, bool print) |
1162 | 1905 { |
7336 | 1906 static std::string ans = "ans"; |
1162 | 1907 |
2978 | 1908 if (val.is_defined ()) |
1909 { | |
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1910 if (val.is_cs_list ()) |
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1911 { |
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1912 octave_value_list lst = val.list_value (); |
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1913 |
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1914 for (octave_idx_type i = 0; i < lst.length (); i++) |
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1915 bind_ans (lst(i), print); |
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1916 } |
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1917 else |
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1918 { |
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1919 symbol_table::force_assign (ans, val); |
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1920 |
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1921 if (print) |
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1922 val.print_with_name (octave_stdout, ans); |
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1923 } |
2978 | 1924 } |
1162 | 1925 } |
1926 | |
593 | 1927 void |
5794 | 1928 bind_internal_variable (const std::string& fname, const octave_value& val) |
593 | 1929 { |
5794 | 1930 octave_value_list args; |
1931 | |
1932 args(0) = val; | |
1933 | |
1934 feval (fname, args, 0); | |
529 | 1935 } |
1936 | |
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1937 void |
7336 | 1938 mlock (void) |
4319 | 1939 { |
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1940 octave_function *fcn = octave_call_stack::current (); |
7336 | 1941 |
1942 if (fcn) | |
1943 fcn->lock (); | |
1944 else | |
1945 error ("mlock: invalid use outside a function"); | |
4319 | 1946 } |
1947 | |
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1948 void |
4319 | 1949 munlock (const std::string& nm) |
1950 { | |
7336 | 1951 octave_value val = symbol_table::find_function (nm); |
1952 | |
1953 if (val.is_defined ()) | |
1954 { | |
1955 octave_function *fcn = val.function_value (); | |
1956 | |
1957 if (fcn) | |
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1958 fcn->unlock (); |
7336 | 1959 } |
4319 | 1960 } |
1961 | |
1962 bool | |
1963 mislocked (const std::string& nm) | |
1964 { | |
7336 | 1965 bool retval = false; |
1966 | |
1967 octave_value val = symbol_table::find_function (nm); | |
1968 | |
1969 if (val.is_defined ()) | |
1970 { | |
1971 octave_function *fcn = val.function_value (); | |
1972 | |
1973 if (fcn) | |
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1974 retval = fcn->islocked (); |
7336 | 1975 } |
1976 | |
1977 return retval; | |
4319 | 1978 } |
1979 | |
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1980 DEFUN (mlock, args, , |
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1981 "-*- texinfo -*-\n\ |
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1982 @deftypefn {} {} mlock ()\n\ |
7336 | 1983 Lock the current function into memory so that it can't be cleared.\n\ |
5642 | 1984 @seealso{munlock, mislocked, persistent}\n\ |
1985 @end deftypefn") | |
4319 | 1986 { |
1987 octave_value_list retval; | |
1988 | |
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1989 if (args.length () != 0) |
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1990 print_usage (); |
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1991 |
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1992 octave_function *fcn = octave_call_stack::caller (); |
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1993 |
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1994 if (fcn) |
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|
1995 fcn->lock (); |
4319 | 1996 else |
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|
1997 error ("mlock: invalid use outside a function"); |
4319 | 1998 |
1999 return retval; | |
2000 } | |
2001 | |
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2002 DEFUN (munlock, args, , |
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|
2003 "-*- texinfo -*-\n\ |
20853
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2015 Code Sprint: remove class of function from docstring for all C++ files.
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2004 @deftypefn {} {} munlock ()\n\ |
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2015 Code Sprint: remove class of function from docstring for all C++ files.
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|
2005 @deftypefnx {} {} munlock (@var{fcn})\n\ |
20172
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Rik <rik@octave.org>
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20101
diff
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|
2006 Unlock the named function @var{fcn}.\n\ |
4f45eaf83908
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20101
diff
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|
2007 \n\ |
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diff
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|
2008 If no function is named then unlock the current function.\n\ |
5642 | 2009 @seealso{mlock, mislocked, persistent}\n\ |
2010 @end deftypefn") | |
4319 | 2011 { |
2012 octave_value_list retval; | |
2013 | |
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2014 int nargin = args.length (); |
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|
2015 |
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|
2016 if (nargin > 1) |
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|
2017 print_usage (); |
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|
2018 |
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|
2019 if (nargin == 1) |
4319 | 2020 { |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
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|
2021 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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|
2022 |
fd0efcdb3718
use new string_value method to handle value extraction errors
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|
2023 munlock (name); |
4319 | 2024 } |
20799
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|
2025 else |
4319 | 2026 { |
7336 | 2027 octave_function *fcn = octave_call_stack::caller (); |
5743 | 2028 |
2029 if (fcn) | |
7336 | 2030 fcn->unlock (); |
4319 | 2031 else |
2032 error ("munlock: invalid use outside a function"); | |
2033 } | |
2034 | |
2035 return retval; | |
2036 } | |
2037 | |
2038 | |
8746
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handle commands in the lexer
John W. Eaton <jwe@octave.org>
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changeset
|
2039 DEFUN (mislocked, args, , |
17787
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Rik <rik@octave.org>
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diff
changeset
|
2040 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
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changeset
|
2041 @deftypefn {} {} mislocked ()\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2042 @deftypefnx {} {} mislocked (@var{fcn})\n\ |
20172
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Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2043 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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|
2044 \n\ |
4f45eaf83908
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Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2045 If no function is named then return true if the current function is locked.\n\ |
5642 | 2046 @seealso{mlock, munlock, persistent}\n\ |
2047 @end deftypefn") | |
4319 | 2048 { |
2049 octave_value retval; | |
2050 | |
20799
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|
2051 int nargin = args.length (); |
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|
2052 |
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|
2053 if (nargin > 1) |
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|
2054 print_usage (); |
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|
2055 |
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John W. Eaton <jwe@octave.org>
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20769
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changeset
|
2056 if (nargin == 1) |
4319 | 2057 { |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
2058 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>
parents:
20556
diff
changeset
|
2059 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
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20556
diff
changeset
|
2060 retval = mislocked (name); |
4319 | 2061 } |
20799
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eliminate return statements after calls to print_usage
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|
2062 else |
4319 | 2063 { |
7336 | 2064 octave_function *fcn = octave_call_stack::caller (); |
5743 | 2065 |
2066 if (fcn) | |
7336 | 2067 retval = fcn->islocked (); |
4319 | 2068 else |
2069 error ("mislocked: invalid use outside a function"); | |
2070 } | |
2071 | |
2072 return retval; | |
2073 } | |
2074 | |
593 | 2075 // Deleting names from the symbol tables. |
2076 | |
3681 | 2077 static inline bool |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
2078 name_matches_any_pattern (const std::string& nm, const string_vector& argv, |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
2079 int argc, int idx, bool have_regexp = false) |
3681 | 2080 { |
2081 bool retval = false; | |
2082 | |
2083 for (int k = idx; k < argc; k++) | |
2084 { | |
2085 std::string patstr = argv[k]; | |
2086 if (! patstr.empty ()) | |
10315
57a59eae83cc
untabify src C++ source files
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|
2087 { |
57a59eae83cc
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changeset
|
2088 if (have_regexp) |
57a59eae83cc
untabify src C++ source files
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|
2089 { |
14024
fc9f204faea0
refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents:
13951
diff
changeset
|
2090 if (is_regexp_match (patstr, nm)) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2091 { |
57a59eae83cc
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|
2092 retval = true; |
57a59eae83cc
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|
2093 break; |
57a59eae83cc
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10160
diff
changeset
|
2094 } |
57a59eae83cc
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diff
changeset
|
2095 } |
57a59eae83cc
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10160
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changeset
|
2096 else |
57a59eae83cc
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diff
changeset
|
2097 { |
57a59eae83cc
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10160
diff
changeset
|
2098 glob_match pattern (patstr); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
2099 |
10315
57a59eae83cc
untabify src C++ source files
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|
2100 if (pattern.match (nm)) |
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|
2101 { |
57a59eae83cc
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|
2102 retval = true; |
57a59eae83cc
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changeset
|
2103 break; |
57a59eae83cc
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|
2104 } |
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|
2105 } |
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|
2106 } |
3681 | 2107 } |
2108 | |
2109 return retval; | |
2110 } | |
2111 | |
4009 | 2112 static inline void |
2113 maybe_warn_exclusive (bool exclusive) | |
2114 { | |
2115 if (exclusive) | |
2116 warning ("clear: ignoring --exclusive option"); | |
2117 } | |
2118 | |
7336 | 2119 static void |
4009 | 2120 do_clear_functions (const string_vector& argv, int argc, int idx, |
10315
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|
2121 bool exclusive = false) |
4009 | 2122 { |
2123 if (idx == argc) | |
7336 | 2124 symbol_table::clear_functions (); |
4009 | 2125 else |
2126 { | |
2127 if (exclusive) | |
10315
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|
2128 { |
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changeset
|
2129 string_vector fcns = symbol_table::user_function_names (); |
4009 | 2130 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
parents:
20229
diff
changeset
|
2131 int fcount = fcns.numel (); |
4009 | 2132 |
10315
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|
2133 for (int i = 0; i < fcount; i++) |
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|
2134 { |
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changeset
|
2135 std::string nm = fcns[i]; |
4009 | 2136 |
10315
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changeset
|
2137 if (! name_matches_any_pattern (nm, argv, argc, idx)) |
57a59eae83cc
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|
2138 symbol_table::clear_function (nm); |
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|
2139 } |
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|
2140 } |
4009 | 2141 else |
10315
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|
2142 { |
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|
2143 while (idx < argc) |
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changeset
|
2144 symbol_table::clear_function_pattern (argv[idx++]); |
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changeset
|
2145 } |
4009 | 2146 } |
2147 } | |
2148 | |
7336 | 2149 static void |
4009 | 2150 do_clear_globals (const string_vector& argv, int argc, int idx, |
10315
57a59eae83cc
untabify src C++ source files
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changeset
|
2151 bool exclusive = false) |
4009 | 2152 { |
2153 if (idx == argc) | |
7752
40c428ea3408
initial implementation of dbup and dbdown
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diff
changeset
|
2154 { |
40c428ea3408
initial implementation of dbup and dbdown
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changeset
|
2155 string_vector gvars = symbol_table::global_variable_names (); |
40c428ea3408
initial implementation of dbup and dbdown
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changeset
|
2156 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
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20229
diff
changeset
|
2157 int gcount = gvars.numel (); |
7752
40c428ea3408
initial implementation of dbup and dbdown
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diff
changeset
|
2158 |
40c428ea3408
initial implementation of dbup and dbdown
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changeset
|
2159 for (int i = 0; i < gcount; i++) |
10315
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changeset
|
2160 symbol_table::clear_global (gvars[i]); |
7752
40c428ea3408
initial implementation of dbup and dbdown
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|
2161 } |
4009 | 2162 else |
2163 { | |
2164 if (exclusive) | |
10315
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|
2165 { |
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changeset
|
2166 string_vector gvars = symbol_table::global_variable_names (); |
4009 | 2167 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
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20229
diff
changeset
|
2168 int gcount = gvars.numel (); |
4009 | 2169 |
10315
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|
2170 for (int i = 0; i < gcount; i++) |
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|
2171 { |
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2172 std::string nm = gvars[i]; |
4009 | 2173 |
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2174 if (! name_matches_any_pattern (nm, argv, argc, idx)) |
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2175 symbol_table::clear_global (nm); |
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2176 } |
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2177 } |
4009 | 2178 else |
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2179 { |
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2180 while (idx < argc) |
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2181 symbol_table::clear_global_pattern (argv[idx++]); |
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2182 } |
4009 | 2183 } |
2184 } | |
2185 | |
7336 | 2186 static void |
4009 | 2187 do_clear_variables (const string_vector& argv, int argc, int idx, |
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2188 bool exclusive = false, bool have_regexp = false) |
4009 | 2189 { |
2190 if (idx == argc) | |
7336 | 2191 symbol_table::clear_variables (); |
4009 | 2192 else |
2193 { | |
2194 if (exclusive) | |
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2195 { |
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2196 string_vector lvars = symbol_table::variable_names (); |
4009 | 2197 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
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2198 int lcount = lvars.numel (); |
4009 | 2199 |
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2200 for (int i = 0; i < lcount; i++) |
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2201 { |
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2202 std::string nm = lvars[i]; |
4009 | 2203 |
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2204 if (! name_matches_any_pattern (nm, argv, argc, idx, have_regexp)) |
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2205 symbol_table::clear_variable (nm); |
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2206 } |
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2207 } |
4009 | 2208 else |
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2209 { |
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2210 if (have_regexp) |
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2211 while (idx < argc) |
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2212 symbol_table::clear_variable_regexp (argv[idx++]); |
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2213 else |
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2214 while (idx < argc) |
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2215 symbol_table::clear_variable_pattern (argv[idx++]); |
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2216 } |
4009 | 2217 } |
2218 } | |
2219 | |
7336 | 2220 static void |
4009 | 2221 do_clear_symbols (const string_vector& argv, int argc, int idx, |
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2222 bool exclusive = false) |
4009 | 2223 { |
2224 if (idx == argc) | |
7336 | 2225 symbol_table::clear_variables (); |
4009 | 2226 else |
2227 { | |
2228 if (exclusive) | |
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2229 { |
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2230 // FIXME: is this really what we want, or do we |
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2231 // somehow want to only clear the functions that are not |
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2232 // shadowed by local variables? It seems that would be a |
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2233 // bit harder to do. |
4009 | 2234 |
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2235 do_clear_variables (argv, argc, idx, exclusive); |
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2236 do_clear_functions (argv, argc, idx, exclusive); |
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2237 } |
4009 | 2238 else |
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2239 { |
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2240 while (idx < argc) |
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2241 symbol_table::clear_symbol_pattern (argv[idx++]); |
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2242 } |
4009 | 2243 } |
2244 } | |
2245 | |
2246 static void | |
2247 do_matlab_compatible_clear (const string_vector& argv, int argc, int idx) | |
2248 { | |
2249 // This is supposed to be mostly Matlab compatible. | |
2250 | |
2251 for (; idx < argc; idx++) | |
2252 { | |
7336 | 2253 if (argv[idx] == "all" |
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2254 && ! symbol_table::is_local_variable ("all")) |
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2255 { |
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2256 symbol_table::clear_all (); |
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2257 } |
7336 | 2258 else if (argv[idx] == "functions" |
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2259 && ! symbol_table::is_local_variable ("functions")) |
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2260 { |
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2261 do_clear_functions (argv, argc, ++idx); |
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2262 } |
7336 | 2263 else if (argv[idx] == "global" |
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2264 && ! symbol_table::is_local_variable ("global")) |
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2265 { |
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2266 do_clear_globals (argv, argc, ++idx); |
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2267 } |
7336 | 2268 else if (argv[idx] == "variables" |
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2269 && ! symbol_table::is_local_variable ("variables")) |
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2270 { |
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2271 symbol_table::clear_variables (); |
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2272 } |
9240
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clear -classes and support.
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2273 else if (argv[idx] == "classes" |
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2274 && ! symbol_table::is_local_variable ("classes")) |
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2275 { |
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2276 symbol_table::clear_objects (); |
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|
2277 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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|
2278 symbol_table::clear_all (); |
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2279 } |
4009 | 2280 else |
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2281 { |
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2282 symbol_table::clear_symbol_pattern (argv[idx]); |
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2283 } |
4009 | 2284 } |
2285 } | |
2286 | |
2287 #define CLEAR_OPTION_ERROR(cond) \ | |
2288 do \ | |
2289 { \ | |
2290 if (cond) \ | |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
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changeset
|
2291 print_usage (); \ |
4009 | 2292 } \ |
2293 while (0) | |
2294 | |
8746
5dd06f19e9be
handle commands in the lexer
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|
2295 DEFUN (clear, args, , |
17787
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Rik <rik@octave.org>
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|
2296 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
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20831
diff
changeset
|
2297 @deftypefn {} {} clear [options] pattern @dots{}\n\ |
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Rik <rik@octave.org>
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2298 Delete the names matching the given patterns from the symbol table.\n\ |
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Rik <rik@octave.org>
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2299 \n\ |
4f45eaf83908
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diff
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|
2300 The pattern may contain the following special characters:\n\ |
4016 | 2301 \n\ |
3361 | 2302 @table @code\n\ |
2303 @item ?\n\ | |
2304 Match any single character.\n\ | |
668 | 2305 \n\ |
3361 | 2306 @item *\n\ |
2307 Match zero or more characters.\n\ | |
2308 \n\ | |
2309 @item [ @var{list} ]\n\ | |
2310 Match the list of characters specified by @var{list}. If the first\n\ | |
2311 character is @code{!} or @code{^}, match all characters except those\n\ | |
2312 specified by @var{list}. For example, the pattern @samp{[a-zA-Z]} will\n\ | |
12642
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Rik <octave@nomad.inbox5.com>
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|
2313 match all lowercase and uppercase alphabetic characters.\n\ |
3361 | 2314 @end table\n\ |
2315 \n\ | |
2316 For example, the command\n\ | |
593 | 2317 \n\ |
3361 | 2318 @example\n\ |
2319 clear foo b*r\n\ | |
2320 @end example\n\ | |
2321 \n\ | |
2322 @noindent\n\ | |
2323 clears the name @code{foo} and all names that begin with the letter\n\ | |
2324 @code{b} and end with the letter @code{r}.\n\ | |
668 | 2325 \n\ |
3361 | 2326 If @code{clear} is called without any arguments, all user-defined\n\ |
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|
2327 variables (local and global) are cleared from the symbol table.\n\ |
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2328 \n\ |
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|
2329 If @code{clear} is called with at least one argument, only the visible\n\ |
3361 | 2330 names matching the arguments are cleared. For example, suppose you have\n\ |
2331 defined a function @code{foo}, and then hidden it by performing the\n\ | |
2332 assignment @code{foo = 2}. Executing the command @kbd{clear foo} once\n\ | |
2333 will clear the variable definition and restore the definition of\n\ | |
2334 @code{foo} as a function. Executing @kbd{clear foo} a second time will\n\ | |
2335 clear the function definition.\n\ | |
2336 \n\ | |
7347 | 2337 The following options are available in both long and short form\n\ |
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|
2338 \n\ |
7347 | 2339 @table @code\n\ |
2340 @item -all, -a\n\ | |
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|
2341 Clear all local and global user-defined variables and all functions from the\n\ |
4f45eaf83908
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|
2342 symbol table.\n\ |
7347 | 2343 \n\ |
2344 @item -exclusive, -x\n\ | |
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2345 Clear the variables that don't match the following pattern.\n\ |
7347 | 2346 \n\ |
2347 @item -functions, -f\n\ | |
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|
2348 Clear the function names and the built-in symbols names.\n\ |
10840 | 2349 \n\ |
7347 | 2350 @item -global, -g\n\ |
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|
2351 Clear global symbol names.\n\ |
10840 | 2352 \n\ |
7347 | 2353 @item -variables, -v\n\ |
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2354 Clear local variable names.\n\ |
10840 | 2355 \n\ |
9240
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2356 @item -classes, -c\n\ |
f27a8c07f0b2
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2357 Clears the class structure table and clears all objects.\n\ |
10840 | 2358 \n\ |
7779
791231dac333
Add regexp matching to Fwho and Fclear
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|
2359 @item -regexp, -r\n\ |
791231dac333
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|
2360 The arguments are treated as regular expressions as any variables that\n\ |
791231dac333
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|
2361 match will be cleared.\n\ |
7347 | 2362 @end table\n\ |
15007
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2363 \n\ |
12642
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|
2364 With the exception of @code{exclusive}, all long options can be used\n\ |
7347 | 2365 without the dash as well.\n\ |
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Rik <rik@octave.org>
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|
2366 @seealso{who, whos, exist}\n\ |
11547 | 2367 @end deftypefn") |
529 | 2368 { |
1755 | 2369 int argc = args.length () + 1; |
593 | 2370 |
1968 | 2371 string_vector argv = args.make_argv ("clear"); |
1755 | 2372 |
20556
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|
2373 if (argc == 1) |
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2374 { |
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|
2375 do_clear_globals (argv, argc, true); |
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|
2376 do_clear_variables (argv, argc, true); |
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parents:
20535
diff
changeset
|
2377 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2378 octave_link::clear_workspace (); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2379 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2380 else |
529 | 2381 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2382 int idx = 0; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2383 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2384 bool clear_all = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2385 bool clear_functions = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2386 bool clear_globals = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2387 bool clear_variables = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2388 bool clear_objects = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2389 bool exclusive = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2390 bool have_regexp = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2391 bool have_dash_option = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2392 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2393 while (++idx < argc) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2394 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2395 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
|
2396 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2397 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
|
2398 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2399 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2400 clear_all = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2401 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2402 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
|
2403 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2404 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2405 exclusive = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2406 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2407 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
|
2408 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2409 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
|
2410 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2411 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2412 clear_functions = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2413 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2414 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
|
2415 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2416 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
|
2417 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2418 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2419 clear_globals = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2420 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2421 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
|
2422 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2423 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
|
2424 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2425 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2426 clear_variables = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2427 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2428 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
|
2429 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2430 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
|
2431 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2432 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2433 clear_objects = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2434 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2435 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
|
2436 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2437 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
|
2438 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2439 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2440 have_regexp = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2441 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2442 else |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2443 break; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2444 } |
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 if (idx <= argc) |
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 if (! have_dash_option) |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
2449 do_matlab_compatible_clear (argv, argc, idx); |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2450 else |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2451 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2452 if (clear_all) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2453 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2454 maybe_warn_exclusive (exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2455 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2456 if (++idx < argc) |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
2457 warning ("clear: ignoring extra arguments after -all"); |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2458 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2459 symbol_table::clear_all (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2460 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2461 else if (have_regexp) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2462 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2463 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
|
2464 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2465 else if (clear_functions) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2466 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2467 do_clear_functions (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2468 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2469 else if (clear_globals) |
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 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
|
2472 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2473 else if (clear_variables) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2474 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2475 do_clear_variables (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2476 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2477 else if (clear_objects) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2478 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2479 symbol_table::clear_objects (); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2480 octave_class::clear_exemplar_map (); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2481 symbol_table::clear_all (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2482 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2483 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2484 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2485 do_clear_symbols (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2486 } |
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 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2489 octave_link::set_workspace (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2490 } |
593 | 2491 } |
2492 | |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
2493 return octave_value_list (); |
529 | 2494 } |
2495 | |
7336 | 2496 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
|
2497 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2498 @deftypefn {} {@var{val} =} whos_line_format ()\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2499 @deftypefnx {} {@var{old_val} =} whos_line_format (@var{new_val})\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2500 @deftypefnx {} {} 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
|
2501 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
|
2502 \n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2503 A full format string is:\n\ |
10846
a4f482e66b65
Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents:
10840
diff
changeset
|
2504 @c Set example in small font to prevent overfull line\n\ |
7336 | 2505 \n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2506 @smallexample\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2507 %[modifier]<command>[:width[:left-min[:balance]]];\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2508 @end smallexample\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2509 \n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2510 The following command sequences are available:\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2511 \n\ |
7336 | 2512 @table @code\n\ |
2513 @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
|
2514 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
|
2515 a=automatic variable).\n\ |
10840 | 2516 \n\ |
7336 | 2517 @item %b\n\ |
2518 Prints number of bytes occupied by variables.\n\ | |
10840 | 2519 \n\ |
7336 | 2520 @item %c\n\ |
2521 Prints class names of variables.\n\ | |
10840 | 2522 \n\ |
7336 | 2523 @item %e\n\ |
2524 Prints elements held by variables.\n\ | |
10840 | 2525 \n\ |
7336 | 2526 @item %n\n\ |
2527 Prints variable names.\n\ | |
10840 | 2528 \n\ |
7336 | 2529 @item %s\n\ |
2530 Prints dimensions of variables.\n\ | |
10840 | 2531 \n\ |
7336 | 2532 @item %t\n\ |
2533 Prints type names of variables.\n\ | |
2534 @end table\n\ | |
2535 \n\ | |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2536 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
|
2537 \n\ |
7336 | 2538 @table @code\n\ |
2539 @item l\n\ | |
2540 Left alignment.\n\ | |
10840 | 2541 \n\ |
7336 | 2542 @item r\n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2543 Right alignment (default).\n\ |
10840 | 2544 \n\ |
7336 | 2545 @item c\n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2546 Column-aligned (only applicable to command %s).\n\ |
7336 | 2547 @end table\n\ |
2548 \n\ | |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2549 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
|
2550 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
|
2551 auto-expand as required.\n\ |
7336 | 2552 \n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2553 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
|
2554 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
|
2555 @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
|
2556 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
|
2557 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
|
2558 left of the specified balance column.\n\ |
7336 | 2559 \n\ |
20101
e51473fdb622
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19915
diff
changeset
|
2560 The default format is:\n\ |
e51473fdb622
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19915
diff
changeset
|
2561 \n\ |
e51473fdb622
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19915
diff
changeset
|
2562 @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
|
2563 \n\ |
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
16940
diff
changeset
|
2564 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
|
2565 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
|
2566 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
|
2567 @seealso{whos}\n\ |
5794 | 2568 @end deftypefn") |
2569 { | |
7336 | 2570 return SET_INTERNAL_VARIABLE (whos_line_format); |
3016 | 2571 } |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2572 |
15562
8ed107220a3e
maint: Rename unimplemented.m to __unimplemented__.m.
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
15528
diff
changeset
|
2573 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
|
2574 |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2575 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
|
2576 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2577 @deftypefn {} {@var{val} =} missing_function_hook ()\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2578 @deftypefnx {} {@var{old_val} =} missing_function_hook (@var{new_val})\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2579 @deftypefnx {} {} 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
|
2580 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
|
2581 an unknown identifier is requested.\n\ |
13951
79aa00a94e9e
doc: Document "local" option for configuration variables.
Rik <octave@nomad.inbox5.com>
parents:
13241
diff
changeset
|
2582 \n\ |
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
16940
diff
changeset
|
2583 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
|
2584 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
|
2585 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
|
2586 @seealso{missing_component_hook}\n\ |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2587 @end deftypefn") |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2588 { |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2589 return SET_INTERNAL_VARIABLE (missing_function_hook); |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2590 } |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2591 |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2592 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
|
2593 { |
10444
537d9fbba9c0
don't call missing_function_hook inside try block
Jaroslav Hajek <highegg@gmail.com>
parents:
10443
diff
changeset
|
2594 // 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
|
2595 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
|
2596 { |
15528
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2597 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
changeset
|
2598 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2599 if (val.is_defined ()) |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2600 { |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2601 // Ensure auto-restoration. |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2602 unwind_protect frame; |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2603 frame.protect_var (Vmissing_function_hook); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2604 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2605 // 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
|
2606 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
|
2607 Vmissing_function_hook.clear (); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2608 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2609 // Call. |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2610 feval (func_name, octave_value (name)); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2611 } |
10467
13c1f15c67fa
guard against recursive calls of missing_function_hook
Jaroslav Hajek <highegg@gmail.com>
parents:
10444
diff
changeset
|
2612 } |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2613 } |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2614 |
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2615 DEFUN (__varval__, args, , |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
2616 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2617 @deftypefn {} {} __varval__ (@var{name})\n\ |
20760
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2618 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
|
2619 @end deftypefn") |
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2620 { |
20760
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2621 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
|
2622 print_usage (); |
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2623 |
20760
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2624 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
|
2625 |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20769
diff
changeset
|
2626 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
|
2627 } |
17516
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2628 |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2629 static std::string Vmissing_component_hook; |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2630 |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2631 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
|
2632 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2633 @deftypefn {} {@var{val} =} missing_component_hook ()\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2634 @deftypefnx {} {@var{old_val} =} missing_component_hook (@var{new_val})\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2635 @deftypefnx {} {} missing_component_hook (@var{new_val}, \"local\")\n\ |
17516
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2636 Query or set the internal variable that specifies the function to call when\n\ |
20172
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2637 a component of Octave is missing.\n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2638 \n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2639 This can be useful for packagers that may split the Octave installation into\n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2640 multiple sub-packages, for example, to provide a hint to users for how to\n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2641 install the missing components.\n\ |
17516
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2642 \n\ |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2643 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
|
2644 variable is changed locally for the function and any subroutines it calls.\n\ |
17516
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2645 The original variable value is restored when exiting the function.\n\ |
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2646 \n\ |
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2647 The hook function is expected to be of the form\n\ |
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2648 \n\ |
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2649 @example\n\ |
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2650 @var{fcn} (@var{component})\n\ |
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2651 @end example\n\ |
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2652 \n\ |
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2653 Octave will call @var{fcn} with the name of the function that requires the\n\ |
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2654 component and a string describing the missing component. The hook function\n\ |
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2655 should return an error message to be displayed.\n\ |
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2656 @seealso{missing_function_hook}\n\ |
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2657 @end deftypefn") |
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2658 { |
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2659 return SET_INTERNAL_VARIABLE (missing_component_hook); |
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2660 } |