Mercurial > hg > octave-nkf
annotate src/utils.cc @ 13113:40f935b15a22
Fix warning about signed/unsigned comparison
| author | Jordi Gutiérrez Hermoso <jordigh@octave.org> |
|---|---|
| date | Wed, 07 Sep 2011 18:12:26 -0500 |
| parents | 7d4f5a033330 |
| children | 98d23b0f16e1 |
| rev | line source |
|---|---|
| 1 | 1 /* |
| 2 | |
| 11523 | 3 Copyright (C) 1993-2011 John W. Eaton |
| 11012 | 4 Copyright (C) 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 | |
| 3716 | 28 #include <cerrno> |
| 1343 | 29 #include <climits> |
| 1346 | 30 #include <cstring> |
| 1343 | 31 |
| 3503 | 32 #include <fstream> |
| 33 #include <iostream> | |
| 1728 | 34 #include <string> |
| 35 | |
| 1 | 36 #include <sys/types.h> |
| 37 #include <unistd.h> | |
| 367 | 38 |
| 4302 | 39 #include "quit.h" |
| 40 | |
| 3040 | 41 #include "dir-ops.h" |
| 42 #include "file-ops.h" | |
| 2926 | 43 #include "file-stat.h" |
| 4732 | 44 #include "lo-mappers.h" |
|
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45 #include "lo-utils.h" |
| 1651 | 46 #include "oct-cmplx.h" |
| 2926 | 47 #include "oct-env.h" |
| 3040 | 48 #include "pathsearch.h" |
| 1755 | 49 #include "str-vec.h" |
| 1651 | 50 |
| 4216 | 51 #include "Cell.h" |
| 2492 | 52 #include <defaults.h> |
| 1352 | 53 #include "defun.h" |
| 54 #include "dirfns.h" | |
| 55 #include "error.h" | |
| 56 #include "gripes.h" | |
| 57 #include "input.h" | |
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58 #include "lex.h" |
| 5832 | 59 #include "load-path.h" |
| 5465 | 60 #include "oct-errno.h" |
| 1742 | 61 #include "oct-hist.h" |
| 1750 | 62 #include "oct-obj.h" |
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63 #include "ov-range.h" |
| 1352 | 64 #include "pager.h" |
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65 #include "parse.h" |
| 1690 | 66 #include "sysdep.h" |
| 1750 | 67 #include "toplev.h" |
| 1 | 68 #include "unwind-prot.h" |
| 1352 | 69 #include "utils.h" |
| 70 #include "variables.h" | |
| 1 | 71 |
| 4143 | 72 // Return TRUE if S is a valid identifier. |
| 73 | |
| 74 bool | |
| 75 valid_identifier (const char *s) | |
| 76 { | |
| 5290 | 77 if (! s || ! (isalpha (*s) || *s == '_' || *s == '$')) |
| 4143 | 78 return false; |
| 79 | |
| 80 while (*++s != '\0') | |
| 5290 | 81 if (! (isalnum (*s) || *s == '_' || *s == '$')) |
| 4143 | 82 return false; |
| 83 | |
| 84 return true; | |
| 85 } | |
| 86 | |
| 87 bool | |
| 88 valid_identifier (const std::string& s) | |
| 89 { | |
| 90 return valid_identifier (s.c_str ()); | |
| 91 } | |
| 92 | |
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93 DEFUN (isvarname, args, , |
| 5040 | 94 "-*- texinfo -*-\n\ |
| 95 @deftypefn {Built-in Function} {} isvarname (@var{name})\n\ | |
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96 Return true if @var{name} is a valid variable name.\n\ |
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97 @seealso{iskeyword, exist, who}\n\ |
| 4264 | 98 @end deftypefn") |
| 99 { | |
| 100 octave_value retval; | |
| 101 | |
| 102 int argc = args.length () + 1; | |
| 103 | |
| 4610 | 104 string_vector argv = args.make_argv ("isvarname"); |
| 4264 | 105 |
| 106 if (error_state) | |
| 107 return retval; | |
| 108 | |
| 109 if (argc == 2) | |
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110 retval = valid_identifier (argv[1]) && ! is_keyword (argv[1]); |
| 4264 | 111 else |
| 5823 | 112 print_usage (); |
| 4264 | 113 |
| 114 return retval; | |
| 115 } | |
| 116 | |
| 13094 | 117 /* |
| 118 %!error isvarname (); | |
| 119 %!error isvarname ("foo", "bar"); | |
| 120 | |
| 121 %!assert (isvarname ("foo"), true); | |
| 122 %!assert (isvarname ("_foo"), true); | |
| 123 %!assert (isvarname ("_1"), true); | |
| 124 %!assert (isvarname ("1foo"), false); | |
| 125 %!assert (isvarname (""), false); | |
| 126 */ | |
| 127 | |
| 6323 | 128 // Return TRUE if F and G are both names for the same file. |
| 129 | |
| 130 bool | |
| 131 same_file (const std::string& f, const std::string& g) | |
| 132 { | |
| 6598 | 133 return same_file_internal (f, g); |
| 6323 | 134 } |
| 135 | |
| 1 | 136 int |
| 3523 | 137 almost_match (const std::string& std, const std::string& s, int min_match_len, |
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138 int case_sens) |
| 1 | 139 { |
| 1755 | 140 int stdlen = std.length (); |
| 141 int slen = s.length (); | |
| 1 | 142 |
| 143 return (slen <= stdlen | |
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144 && slen >= min_match_len |
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145 && (case_sens |
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146 ? (strncmp (std.c_str (), s.c_str (), slen) == 0) |
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147 : (octave_strncasecmp (std.c_str (), s.c_str (), slen) == 0))); |
| 287 | 148 } |
| 149 | |
| 581 | 150 // Ugh. |
| 151 | |
| 287 | 152 int |
| 3523 | 153 keyword_almost_match (const char * const *std, int *min_len, const std::string& s, |
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154 int min_toks_to_match, int max_toks) |
| 287 | 155 { |
| 156 int status = 0; | |
| 157 int tok_count = 0; | |
| 158 int toks_matched = 0; | |
| 159 | |
| 1755 | 160 if (s.empty () || max_toks < 1) |
| 287 | 161 return status; |
| 162 | |
| 1755 | 163 char *kw = strsave (s.c_str ()); |
| 287 | 164 |
| 165 char *t = kw; | |
| 166 while (*t != '\0') | |
| 167 { | |
| 168 if (*t == '\t') | |
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169 *t = ' '; |
| 287 | 170 t++; |
| 171 } | |
| 172 | |
| 173 char *beg = kw; | |
| 174 while (*beg == ' ') | |
| 175 beg++; | |
| 176 | |
| 177 if (*beg == '\0') | |
| 178 return status; | |
| 179 | |
| 180 | |
| 3072 | 181 const char **to_match = new const char * [max_toks + 1]; |
| 182 const char * const *s1 = std; | |
| 183 const char **s2 = to_match; | |
| 287 | 184 |
| 526 | 185 if (! s1 || ! s2) |
| 287 | 186 goto done; |
| 187 | |
| 188 s2[tok_count] = beg; | |
| 189 char *end; | |
| 526 | 190 while ((end = strchr (beg, ' ')) != 0) |
| 287 | 191 { |
| 192 *end = '\0'; | |
| 193 beg = end + 1; | |
| 194 | |
| 195 while (*beg == ' ') | |
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196 beg++; |
| 287 | 197 |
| 198 if (*beg == '\0') | |
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199 break; |
| 287 | 200 |
| 201 tok_count++; | |
| 202 if (tok_count >= max_toks) | |
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203 goto done; |
| 287 | 204 |
| 205 s2[tok_count] = beg; | |
| 206 } | |
| 526 | 207 s2[tok_count+1] = 0; |
| 287 | 208 |
| 209 s2 = to_match; | |
| 210 | |
| 211 for (;;) | |
| 212 { | |
| 213 if (! almost_match (*s1, *s2, min_len[toks_matched], 0)) | |
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214 goto done; |
| 287 | 215 |
| 216 toks_matched++; | |
| 217 | |
| 218 s1++; | |
| 219 s2++; | |
| 220 | |
| 221 if (! *s2) | |
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222 { |
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223 status = (toks_matched >= min_toks_to_match); |
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224 goto done; |
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225 } |
| 287 | 226 |
| 227 if (! *s1) | |
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228 goto done; |
| 287 | 229 } |
| 230 | |
| 231 done: | |
| 232 | |
| 233 delete [] kw; | |
| 234 delete [] to_match; | |
| 235 | |
| 236 return status; | |
| 1 | 237 } |
| 238 | |
| 2234 | 239 // Return non-zero if either NR or NC is zero. Return -1 if this |
| 240 // should be considered fatal; return 1 if this is ok. | |
| 241 | |
| 242 int | |
| 5275 | 243 empty_arg (const char * /* name */, octave_idx_type nr, octave_idx_type nc) |
| 2234 | 244 { |
| 4478 | 245 return (nr == 0 || nc == 0); |
| 2234 | 246 } |
| 247 | |
| 581 | 248 // See if the given file is in the path. |
| 249 | |
| 3536 | 250 std::string |
| 4243 | 251 search_path_for_file (const std::string& path, const string_vector& names) |
| 686 | 252 { |
| 3174 | 253 dir_path p (path); |
| 686 | 254 |
| 10250 | 255 return octave_env::make_absolute (p.find_first_of (names)); |
| 686 | 256 } |
| 257 | |
| 4216 | 258 // Find all locations of the given file in the path. |
| 259 | |
| 260 string_vector | |
| 4243 | 261 search_path_for_all_files (const std::string& path, const string_vector& names) |
| 4216 | 262 { |
| 263 dir_path p (path); | |
| 264 | |
| 4243 | 265 string_vector sv = p.find_all_first_of (names); |
| 4216 | 266 |
| 6379 | 267 octave_idx_type len = sv.length (); |
| 4216 | 268 |
| 6379 | 269 for (octave_idx_type i = 0; i < len; i++) |
| 10250 | 270 sv[i] = octave_env::make_absolute (sv[i]); |
| 4216 | 271 |
| 272 return sv; | |
| 273 } | |
| 274 | |
| 275 static string_vector | |
| 276 make_absolute (const string_vector& sv) | |
| 277 { | |
| 6379 | 278 octave_idx_type len = sv.length (); |
| 279 | |
| 280 string_vector retval (len); | |
| 4216 | 281 |
| 6379 | 282 for (octave_idx_type i = 0; i < len; i++) |
| 10250 | 283 retval[i] = octave_env::make_absolute (sv[i]); |
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284 |
| 6379 | 285 return retval; |
| 4216 | 286 } |
| 287 | |
| 3195 | 288 DEFUN (file_in_loadpath, args, , |
| 3446 | 289 "-*- texinfo -*-\n\ |
| 10840 | 290 @deftypefn {Built-in Function} {} file_in_loadpath (@var{file})\n\ |
| 4216 | 291 @deftypefnx {Built-in Function} {} file_in_loadpath (@var{file}, \"all\")\n\ |
| 3195 | 292 \n\ |
| 5448 | 293 Return the absolute name of @var{file} if it can be found in\n\ |
| 5814 | 294 the list of directories specified by @code{path}.\n\ |
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295 If no file is found, return an empty character string.\n\ |
| 4216 | 296 \n\ |
| 5448 | 297 If the first argument is a cell array of strings, search each\n\ |
| 4243 | 298 directory of the loadpath for element of the cell array and return\n\ |
| 299 the first that matches.\n\ | |
| 300 \n\ | |
| 4216 | 301 If the second optional argument @code{\"all\"} is supplied, return\n\ |
| 302 a cell array containing the list of all files that have the same\n\ | |
| 303 name in the path. If no files are found, return an empty cell array.\n\ | |
| 5814 | 304 @seealso{file_in_path, path}\n\ |
| 5642 | 305 @end deftypefn") |
| 3195 | 306 { |
| 4216 | 307 octave_value retval; |
| 3195 | 308 |
| 4243 | 309 int nargin = args.length (); |
| 3195 | 310 |
| 4243 | 311 if (nargin == 1 || nargin == 2) |
| 4216 | 312 { |
| 4243 | 313 string_vector names = args(0).all_strings (); |
| 314 | |
| 315 if (! error_state && names.length () > 0) | |
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316 { |
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317 if (nargin == 1) |
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318 retval = octave_env::make_absolute (load_path::find_first_of (names)); |
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319 else if (nargin == 2) |
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320 { |
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321 std::string opt = args(1).string_value (); |
| 4243 | 322 |
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323 if (! error_state && opt == "all") |
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324 retval = Cell (make_absolute |
| 10250 | 325 (load_path::find_all_first_of (names))); |
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326 else |
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327 error ("file_in_loadpath: invalid option"); |
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328 } |
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329 } |
| 4216 | 330 else |
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331 error ("file_in_loadpath: FILE argument must be a string"); |
| 4216 | 332 } |
| 3195 | 333 else |
| 5823 | 334 print_usage (); |
| 3195 | 335 |
| 336 return retval; | |
| 337 } | |
| 338 | |
| 13094 | 339 /* |
| 340 %!error file_in_loadpath (); | |
| 341 %!error file_in_loadpath ("foo", "bar", 1); | |
| 342 | |
| 343 %!test | |
| 344 %! f = file_in_loadpath ("plot.m"); | |
| 345 %! assert (ischar (f)); | |
| 346 %! assert (! isempty (f)); | |
| 347 | |
| 348 %!test | |
| 349 %! f = file_in_loadpath ("$$probably_!!_not_&&_a_!!_file$$"); | |
| 350 %! assert (f, ""); | |
| 351 | |
| 352 %!test | |
| 353 %! lst = file_in_loadpath ("$$probably_!!_not_&&_a_!!_file$$", "all"); | |
| 354 %! assert (lst, {}); | |
| 355 */ | |
| 356 | |
| 1957 | 357 DEFUN (file_in_path, args, , |
| 3301 | 358 "-*- texinfo -*-\n\ |
| 10840 | 359 @deftypefn {Built-in Function} {} file_in_path (@var{path}, @var{file})\n\ |
| 4216 | 360 @deftypefnx {Built-in Function} {} file_in_path (@var{path}, @var{file}, \"all\")\n\ |
| 5448 | 361 Return the absolute name of @var{file} if it can be found in\n\ |
| 3301 | 362 @var{path}. The value of @var{path} should be a colon-separated list of\n\ |
| 5814 | 363 directories in the format described for @code{path}. If no file\n\ |
| 10840 | 364 is found, return an empty character string. For example:\n\ |
| 3301 | 365 \n\ |
| 366 @example\n\ | |
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367 @group\n\ |
| 5456 | 368 file_in_path (EXEC_PATH, \"sh\")\n\ |
| 369 @result{} \"/bin/sh\"\n\ | |
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370 @end group\n\ |
| 3301 | 371 @end example\n\ |
| 4216 | 372 \n\ |
| 5448 | 373 If the second argument is a cell array of strings, search each\n\ |
| 4243 | 374 directory of the path for element of the cell array and return\n\ |
| 375 the first that matches.\n\ | |
| 376 \n\ | |
| 4216 | 377 If the third optional argument @code{\"all\"} is supplied, return\n\ |
| 378 a cell array containing the list of all files that have the same\n\ | |
| 379 name in the path. If no files are found, return an empty cell array.\n\ | |
| 4249 | 380 @seealso{file_in_loadpath}\n\ |
| 3301 | 381 @end deftypefn") |
| 686 | 382 { |
| 4216 | 383 octave_value retval; |
| 686 | 384 |
| 4243 | 385 int nargin = args.length (); |
| 1755 | 386 |
| 4243 | 387 if (nargin == 2 || nargin == 3) |
| 686 | 388 { |
| 4243 | 389 std::string path = args(0).string_value (); |
| 390 | |
| 391 if (! error_state) | |
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392 { |
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393 string_vector names = args(1).all_strings (); |
| 4243 | 394 |
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395 if (! error_state && names.length () > 0) |
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396 { |
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397 if (nargin == 2) |
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398 retval = search_path_for_file (path, names); |
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399 else if (nargin == 3) |
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400 { |
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401 std::string opt = args(2).string_value (); |
| 4243 | 402 |
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403 if (! error_state && opt == "all") |
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404 retval = Cell (make_absolute |
| 10250 | 405 (search_path_for_all_files (path, names))); |
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406 else |
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407 error ("file_in_path: invalid option"); |
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408 } |
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409 } |
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410 else |
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411 error ("file_in_path: all arguments must be strings"); |
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412 } |
| 1755 | 413 else |
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414 error ("file_in_path: PATH must be a string"); |
| 686 | 415 } |
| 416 else | |
| 5823 | 417 print_usage (); |
| 686 | 418 |
| 419 return retval; | |
| 420 } | |
| 421 | |
| 13094 | 422 /* |
| 423 %!error file_in_path (); | |
| 424 %!error file_in_path ("foo"); | |
| 425 %!error file_in_path ("foo", "bar", "baz", 1); | |
| 426 | |
| 427 %!test | |
| 428 %! f = file_in_path (path (), "plot.m"); | |
| 429 %! assert (ischar (f)); | |
| 430 %! assert (! isempty (f)); | |
| 431 | |
| 432 %!test | |
| 433 %! f = file_in_path (path (), "$$probably_!!_not_&&_a_!!_file$$"); | |
| 434 %! assert (f, ""); | |
| 435 | |
| 436 %!test | |
| 437 %! lst = file_in_path (path (), "$$probably_!!_not_&&_a_!!_file$$", "all"); | |
| 438 %! assert (lst, {}); | |
| 439 */ | |
| 440 | |
| 3536 | 441 std::string |
| 3523 | 442 file_in_path (const std::string& name, const std::string& suffix) |
| 526 | 443 { |
| 3523 | 444 std::string nm = name; |
| 526 | 445 |
| 1755 | 446 if (! suffix.empty ()) |
| 447 nm.append (suffix); | |
| 686 | 448 |
| 10250 | 449 return octave_env::make_absolute (load_path::find_file (nm)); |
| 526 | 450 } |
| 451 | |
| 581 | 452 // See if there is an function file in the path. If so, return the |
| 453 // full path to the file. | |
| 454 | |
| 3536 | 455 std::string |
| 3523 | 456 fcn_file_in_path (const std::string& name) |
| 526 | 457 { |
| 3523 | 458 std::string retval; |
| 908 | 459 |
| 1755 | 460 int len = name.length (); |
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461 |
| 1755 | 462 if (len > 0) |
| 463 { | |
| 5832 | 464 if (octave_env::absolute_pathname (name)) |
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465 { |
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466 file_stat fs (name); |
| 5832 | 467 |
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468 if (fs.exists ()) |
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469 retval = name; |
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470 } |
| 5832 | 471 else if (len > 2 && name [len - 2] == '.' && name [len - 1] == 'm') |
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472 retval = load_path::find_fcn_file (name.substr (0, len-2)); |
| 908 | 473 else |
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474 { |
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475 std::string fname = name; |
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476 size_t pos = name.find_first_of (Vfilemarker); |
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477 if (pos != std::string::npos) |
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478 fname = name.substr (0, pos); |
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479 |
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480 retval = load_path::find_fcn_file (fname); |
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481 } |
| 908 | 482 } |
| 1755 | 483 |
| 484 return retval; | |
| 526 | 485 } |
| 486 | |
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487 // See if there is a directory called "name" in the path and if it |
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488 // contains a Contents.m file return the full path to this file. |
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489 |
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490 std::string |
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491 contents_file_in_path (const std::string& dir) |
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492 { |
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493 std::string retval; |
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494 |
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495 if (dir.length () > 0) |
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496 { |
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497 std::string tcontents = file_ops::concat (load_path::find_dir (dir), |
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498 std::string ("Contents.m")); |
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499 |
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500 file_stat fs (tcontents); |
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501 |
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502 if (fs.exists ()) |
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503 retval = octave_env::make_absolute (tcontents); |
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504 } |
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505 |
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506 return retval; |
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507 } |
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508 |
| 5864 | 509 // See if there is a .oct file in the path. If so, return the |
| 581 | 510 // full path to the file. |
| 511 | |
| 3536 | 512 std::string |
| 3523 | 513 oct_file_in_path (const std::string& name) |
| 572 | 514 { |
| 3523 | 515 std::string retval; |
| 908 | 516 |
| 1755 | 517 int len = name.length (); |
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518 |
| 1755 | 519 if (len > 0) |
| 520 { | |
| 5832 | 521 if (octave_env::absolute_pathname (name)) |
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522 { |
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523 file_stat fs (name); |
| 5832 | 524 |
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525 if (fs.exists ()) |
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526 retval = name; |
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527 } |
| 5832 | 528 else if (len > 4 && name [len - 4] == '.' && name [len - 3] == 'o' |
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529 && name [len - 2] == 'c' && name [len - 1] == 't') |
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530 retval = load_path::find_oct_file (name.substr (0, len-4)); |
| 908 | 531 else |
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532 retval = load_path::find_oct_file (name); |
| 908 | 533 } |
| 1755 | 534 |
| 535 return retval; | |
| 572 | 536 } |
| 537 | |
| 5864 | 538 // See if there is a .mex file in the path. If so, return the |
| 539 // full path to the file. | |
| 540 | |
| 541 std::string | |
| 542 mex_file_in_path (const std::string& name) | |
| 543 { | |
| 544 std::string retval; | |
| 545 | |
| 546 int len = name.length (); | |
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547 |
| 5864 | 548 if (len > 0) |
| 549 { | |
| 550 if (octave_env::absolute_pathname (name)) | |
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551 { |
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552 file_stat fs (name); |
| 5864 | 553 |
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554 if (fs.exists ()) |
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555 retval = name; |
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556 } |
| 5864 | 557 else if (len > 4 && name [len - 4] == '.' && name [len - 3] == 'm' |
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558 && name [len - 2] == 'e' && name [len - 1] == 'x') |
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559 retval = load_path::find_mex_file (name.substr (0, len-4)); |
| 5864 | 560 else |
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561 retval = load_path::find_mex_file (name); |
| 5864 | 562 } |
| 563 | |
| 564 return retval; | |
| 565 } | |
| 566 | |
| 3103 | 567 // Replace backslash escapes in a string with the real values. |
| 568 | |
| 3536 | 569 std::string |
| 3523 | 570 do_string_escapes (const std::string& s) |
| 3103 | 571 { |
| 3523 | 572 std::string retval; |
| 3103 | 573 |
| 574 size_t i = 0; | |
| 575 size_t j = 0; | |
| 576 size_t len = s.length (); | |
| 577 | |
| 578 retval.resize (len); | |
| 579 | |
| 580 while (j < len) | |
| 581 { | |
| 582 if (s[j] == '\\' && j+1 < len) | |
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583 { |
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584 switch (s[++j]) |
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585 { |
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586 case '0': |
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587 retval[i] = '\0'; |
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588 break; |
| 3893 | 589 |
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590 case 'a': |
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591 retval[i] = '\a'; |
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592 break; |
| 3103 | 593 |
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594 case 'b': // backspace |
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595 retval[i] = '\b'; |
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596 break; |
| 3103 | 597 |
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598 case 'f': // formfeed |
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599 retval[i] = '\f'; |
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600 break; |
| 3103 | 601 |
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602 case 'n': // newline |
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603 retval[i] = '\n'; |
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604 break; |
| 3103 | 605 |
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606 case 'r': // carriage return |
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607 retval[i] = '\r'; |
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608 break; |
| 3103 | 609 |
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610 case 't': // horizontal tab |
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611 retval[i] = '\t'; |
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612 break; |
| 3103 | 613 |
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614 case 'v': // vertical tab |
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615 retval[i] = '\v'; |
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616 break; |
| 3103 | 617 |
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618 case '\\': // backslash |
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619 retval[i] = '\\'; |
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620 break; |
| 3103 | 621 |
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622 case '\'': // quote |
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623 retval[i] = '\''; |
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624 break; |
| 3103 | 625 |
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626 case '"': // double quote |
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627 retval[i] = '"'; |
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628 break; |
| 3103 | 629 |
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630 default: |
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631 warning ("unrecognized escape sequence `\\%c' --\ |
| 3103 | 632 converting to `%c'", s[j], s[j]); |
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633 retval[i] = s[j]; |
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634 break; |
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635 } |
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636 } |
| 3103 | 637 else |
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638 { |
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639 retval[i] = s[j]; |
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640 } |
| 3103 | 641 |
| 642 i++; | |
| 643 j++; | |
| 644 } | |
| 645 | |
| 3105 | 646 retval.resize (i); |
| 3103 | 647 |
| 648 return retval; | |
| 649 } | |
| 650 | |
| 651 DEFUN (do_string_escapes, args, , | |
| 3446 | 652 "-*- texinfo -*-\n\ |
| 653 @deftypefn {Built-in Function} {} do_string_escapes (@var{string})\n\ | |
| 654 Convert special characters in @var{string} to their escaped forms.\n\ | |
| 655 @end deftypefn") | |
| 3103 | 656 { |
| 657 octave_value retval; | |
| 658 | |
| 659 int nargin = args.length (); | |
| 660 | |
| 661 if (nargin == 1) | |
| 662 { | |
| 663 if (args(0).is_string ()) | |
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664 retval = do_string_escapes (args(0).string_value ()); |
| 3103 | 665 else |
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666 error ("do_string_escapes: STRING argument must be of type string"); |
| 3103 | 667 } |
| 668 else | |
| 5823 | 669 print_usage (); |
| 3103 | 670 |
| 671 return retval; | |
| 672 } | |
| 673 | |
| 13094 | 674 /* |
| 675 %!error do_string_escapes (); | |
| 676 %!error do_string_escapes ("foo", "bar"); | |
| 677 | |
| 678 %!assert (do_string_escapes ('foo\nbar'), "foo\nbar"); | |
| 679 %!assert (do_string_escapes ("foo\\nbar"), "foo\nbar"); | |
| 680 %!assert (do_string_escapes ("foo\\nbar"), ["foo", char(10), "bar"]); | |
| 681 | |
| 682 %!assert (do_string_escapes ('\a\b\f\n\r\t\v'), "\a\b\f\n\r\t\v"); | |
| 683 %!assert (do_string_escapes ("\\a\\b\\f\\n\\r\\t\\v"), "\a\b\f\n\r\t\v"); | |
| 684 %!assert (do_string_escapes ("\\a\\b\\f\\n\\r\\t\\v"), | |
| 685 %! char ([7, 8, 12, 10, 13, 9, 11])); | |
| 686 */ | |
| 687 | |
| 1755 | 688 const char * |
| 801 | 689 undo_string_escape (char c) |
| 690 { | |
| 691 if (! c) | |
| 1755 | 692 return ""; |
| 801 | 693 |
| 694 switch (c) | |
| 695 { | |
| 3893 | 696 case '\0': |
| 697 return "\\0"; | |
| 698 | |
| 801 | 699 case '\a': |
| 700 return "\\a"; | |
| 701 | |
| 702 case '\b': // backspace | |
| 703 return "\\b"; | |
| 704 | |
| 705 case '\f': // formfeed | |
| 706 return "\\f"; | |
| 707 | |
| 708 case '\n': // newline | |
| 709 return "\\n"; | |
| 710 | |
| 711 case '\r': // carriage return | |
| 712 return "\\r"; | |
| 713 | |
| 714 case '\t': // horizontal tab | |
| 715 return "\\t"; | |
| 716 | |
| 717 case '\v': // vertical tab | |
| 718 return "\\v"; | |
| 719 | |
| 720 case '\\': // backslash | |
| 721 return "\\\\"; | |
| 722 | |
| 723 case '"': // double quote | |
| 724 return "\\\""; | |
| 725 | |
| 726 default: | |
| 1755 | 727 { |
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728 static char retval[2]; |
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729 retval[0] = c; |
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730 retval[1] = '\0'; |
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731 return retval; |
| 1755 | 732 } |
| 801 | 733 } |
| 734 } | |
| 735 | |
| 3536 | 736 std::string |
| 3523 | 737 undo_string_escapes (const std::string& s) |
| 801 | 738 { |
| 3523 | 739 std::string retval; |
| 801 | 740 |
| 1755 | 741 for (size_t i = 0; i < s.length (); i++) |
| 742 retval.append (undo_string_escape (s[i])); | |
| 801 | 743 |
| 1755 | 744 return retval; |
| 801 | 745 } |
| 746 | |
| 1957 | 747 DEFUN (undo_string_escapes, args, , |
| 3361 | 748 "-*- texinfo -*-\n\ |
| 749 @deftypefn {Built-in Function} {} undo_string_escapes (@var{s})\n\ | |
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750 Convert special characters in strings back to their escaped forms. For\n\ |
| 3361 | 751 example, the expression\n\ |
| 752 \n\ | |
| 753 @example\n\ | |
| 754 bell = \"\\a\";\n\ | |
| 755 @end example\n\ | |
| 756 \n\ | |
| 757 @noindent\n\ | |
| 758 assigns the value of the alert character (control-g, ASCII code 7) to\n\ | |
| 759 the string variable @code{bell}. If this string is printed, the\n\ | |
| 760 system will ring the terminal bell (if it is possible). This is\n\ | |
| 761 normally the desired outcome. However, sometimes it is useful to be\n\ | |
| 762 able to print the original representation of the string, with the\n\ | |
| 763 special characters replaced by their escape sequences. For example,\n\ | |
| 764 \n\ | |
| 765 @example\n\ | |
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766 @group\n\ |
| 3361 | 767 octave:13> undo_string_escapes (bell)\n\ |
| 768 ans = \\a\n\ | |
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769 @end group\n\ |
| 3361 | 770 @end example\n\ |
| 771 \n\ | |
| 772 @noindent\n\ | |
| 773 replaces the unprintable alert character with its printable\n\ | |
| 774 representation.\n\ | |
| 775 @end deftypefn") | |
| 801 | 776 { |
| 2086 | 777 octave_value retval; |
| 801 | 778 |
| 779 int nargin = args.length (); | |
| 780 | |
| 3103 | 781 if (nargin == 1) |
| 782 { | |
| 783 if (args(0).is_string ()) | |
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784 retval = undo_string_escapes (args(0).string_value ()); |
| 3103 | 785 else |
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786 error ("undo_string_escapes: S argument must be a string"); |
| 3103 | 787 } |
| 801 | 788 else |
| 5823 | 789 print_usage (); |
| 801 | 790 |
| 791 return retval; | |
| 792 } | |
| 793 | |
| 13094 | 794 /* |
| 795 %!error undo_string_escapes (); | |
| 796 %!error undo_string_escapes ("foo", "bar"); | |
| 797 | |
| 798 %!assert (undo_string_escapes ("foo\nbar"), 'foo\nbar'); | |
| 799 %!assert (undo_string_escapes ("foo\nbar"), "foo\\nbar"); | |
| 800 %!assert (undo_string_escapes (["foo", char(10), "bar"]), "foo\\nbar"); | |
| 801 | |
| 802 %!assert (undo_string_escapes ("\a\b\f\n\r\t\v"), '\a\b\f\n\r\t\v'); | |
| 803 %!assert (undo_string_escapes ("\a\b\f\n\r\t\v"), "\\a\\b\\f\\n\\r\\t\\v"); | |
| 804 %!assert (undo_string_escapes (char ([7, 8, 12, 10, 13, 9, 11])), | |
| 805 %! "\\a\\b\\f\\n\\r\\t\\v"); | |
| 806 */ | |
| 807 | |
| 8229 | 808 DEFUN (is_absolute_filename, args, , |
| 809 "-*- texinfo -*-\n\ | |
| 810 @deftypefn {Built-in Function} {} is_absolute_filename (@var{file})\n\ | |
| 811 Return true if @var{file} is an absolute filename.\n\ | |
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812 @seealso{is_rooted_relative_filename, make_absolute_filename, isdir}\n\ |
| 8229 | 813 @end deftypefn") |
| 814 { | |
| 815 octave_value retval = false; | |
| 816 | |
| 817 if (args.length () == 1) | |
| 818 retval = (args(0).is_string () | |
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819 && octave_env::absolute_pathname (args(0).string_value ())); |
| 8229 | 820 else |
| 821 print_usage (); | |
| 822 | |
| 823 return retval; | |
| 824 } | |
| 825 | |
| 13094 | 826 /* |
| 827 %!error is_absolute_filename (); | |
| 828 %!error is_absolute_filename ("foo", "bar"); | |
| 829 | |
| 830 FIXME -- we need system-dependent tests here. | |
| 831 */ | |
| 832 | |
| 8229 | 833 DEFUN (is_rooted_relative_filename, args, , |
| 834 "-*- texinfo -*-\n\ | |
| 835 @deftypefn {Built-in Function} {} is_rooted_relative_filename (@var{file})\n\ | |
| 836 Return true if @var{file} is a rooted-relative filename.\n\ | |
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837 @seealso{is_absolute_filename, make_absolute_filename, isdir}\n\ |
| 8229 | 838 @end deftypefn") |
| 839 { | |
| 840 octave_value retval = false; | |
| 841 | |
| 842 if (args.length () == 1) | |
| 843 retval = (args(0).is_string () | |
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844 && octave_env::rooted_relative_pathname (args(0).string_value ())); |
| 8229 | 845 else |
| 846 print_usage (); | |
| 847 | |
| 848 return retval; | |
| 849 } | |
| 850 | |
| 13094 | 851 /* |
| 852 %!error is_rooted_relative_filename (); | |
| 853 %!error is_rooted_relative_filename ("foo", "bar"); | |
| 854 | |
| 855 FIXME -- we need system-dependent tests here. | |
| 856 */ | |
| 857 | |
| 8229 | 858 DEFUN (make_absolute_filename, args, , |
| 859 "-*- texinfo -*-\n\ | |
| 860 @deftypefn {Built-in Function} {} make_absolute_filename (@var{file})\n\ | |
| 861 Return the full name of @var{file}, relative to the current directory.\n\ | |
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862 @seealso{is_absolute_filename, is_rooted_relative_filename, isdir}\n\ |
| 8229 | 863 @end deftypefn") |
| 864 { | |
| 865 octave_value retval = std::string (); | |
| 866 | |
| 867 if (args.length () == 1) | |
| 868 { | |
| 869 std::string nm = args(0).string_value (); | |
| 870 | |
| 871 if (! error_state) | |
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872 retval = octave_env::make_absolute (nm); |
| 8229 | 873 else |
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874 error ("make_absolute_filename: FILE argument must be a file name"); |
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875 } |
| 8229 | 876 else |
| 877 print_usage (); | |
| 878 | |
| 879 return retval; | |
| 880 } | |
| 881 | |
| 13094 | 882 /* |
| 883 %!error make_absolute_filename (); | |
| 884 %!error make_absolute_filename ("foo", "bar"); | |
| 885 | |
| 886 FIXME -- we need system-dependent tests here. | |
| 887 */ | |
| 888 | |
| 8229 | 889 DEFUN (find_dir_in_path, args, , |
| 890 "-*- texinfo -*-\n\ | |
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891 @deftypefn {Built-in Function} {} find_dir_in_path (@var{dir})\n\ |
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892 @deftypefnx {Built-in Function} {} find_dir_in_path (@var{dir}, \"all\")\n\ |
| 8229 | 893 Return the full name of the path element matching @var{dir}. The\n\ |
| 894 match is performed at the end of each path element. For example, if\n\ | |
| 895 @var{dir} is @code{\"foo/bar\"}, it matches the path element\n\ | |
| 896 @code{\"/some/dir/foo/bar\"}, but not @code{\"/some/dir/foo/bar/baz\"}\n\ | |
| 8715 | 897 or @code{\"/some/dir/allfoo/bar\"}.\n\ |
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898 \n\ |
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899 The second argument is optional. If it is supplied, return a cell array\n\ |
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900 containing all name matches rather than just the first.\n\ |
| 8229 | 901 @end deftypefn") |
| 902 { | |
| 903 octave_value retval = std::string (); | |
| 904 | |
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905 int nargin = args.length (); |
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906 |
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907 std::string dir; |
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908 |
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909 if (nargin == 1 || nargin == 2) |
| 8229 | 910 { |
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911 dir = args(0).string_value (); |
| 8229 | 912 |
| 913 if (! error_state) | |
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914 { |
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915 if (nargin == 1) |
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916 retval = load_path::find_dir (dir); |
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917 else if (nargin == 2) |
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918 retval = Cell (load_path::find_matching_dirs (dir)); |
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919 } |
| 8229 | 920 else |
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921 error ("find_dir_in_path: DIR must be a directory name"); |
| 8229 | 922 } |
| 923 else | |
| 924 print_usage (); | |
| 925 | |
| 926 return retval; | |
| 927 } | |
| 928 | |
| 13094 | 929 /* |
| 930 %!error find_dir_in_path (); | |
| 931 %!error find_dir_in_path ("foo", "bar", 1); | |
| 932 | |
| 933 FIXME -- need to create tests using current path, pathsep, and dirsep. | |
| 934 */ | |
| 935 | |
| 5465 | 936 DEFUNX ("errno", Ferrno, args, , |
| 3716 | 937 "-*- texinfo -*-\n\ |
| 10840 | 938 @deftypefn {Built-in Function} {@var{err} =} errno ()\n\ |
| 5465 | 939 @deftypefnx {Built-in Function} {@var{err} =} errno (@var{val})\n\ |
| 940 @deftypefnx {Built-in Function} {@var{err} =} errno (@var{name})\n\ | |
| 941 Return the current value of the system-dependent variable errno,\n\ | |
| 942 set its value to @var{val} and return the previous value, or return\n\ | |
| 943 the named error code given @var{name} as a character string, or -1\n\ | |
| 944 if @var{name} is not found.\n\ | |
| 3716 | 945 @end deftypefn") |
| 946 { | |
| 947 octave_value retval; | |
| 948 | |
| 5465 | 949 int nargin = args.length (); |
| 950 | |
| 951 if (nargin == 1) | |
| 952 { | |
| 953 if (args(0).is_string ()) | |
|
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954 { |
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955 std::string nm = args(0).string_value (); |
| 5465 | 956 |
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957 if (! error_state) |
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958 retval = octave_errno::lookup (nm); |
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959 else |
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960 error ("errno: expecting character string argument"); |
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961 } |
| 5465 | 962 else |
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963 { |
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964 int val = args(0).int_value (); |
| 5465 | 965 |
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966 if (! error_state) |
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967 retval = octave_errno::set (val); |
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968 else |
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969 error ("errno: expecting integer argument"); |
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970 } |
| 5465 | 971 } |
| 972 else if (nargin == 0) | |
| 973 retval = octave_errno::get (); | |
| 3716 | 974 else |
| 5823 | 975 print_usage (); |
| 3716 | 976 |
| 977 return retval; | |
| 978 } | |
| 979 | |
| 13094 | 980 /* |
| 981 %!error errno ("foo", 1); | |
| 982 | |
| 983 %!assert (isnumeric (errno ())); | |
| 984 | |
| 985 %!test | |
| 986 %! lst = errno_list (); | |
| 987 %! fns = fieldnames (lst); | |
| 988 %! oldval = errno (fns{1}); | |
| 989 %! assert (isnumeric (oldval)); | |
| 990 %! errno (oldval); | |
| 991 %! newval = errno (); | |
| 992 %! assert (oldval, newval); | |
| 993 */ | |
| 994 | |
| 5465 | 995 DEFUN (errno_list, args, , |
| 996 "-*- texinfo -*-\n\ | |
| 997 @deftypefn {Built-in Function} {} errno_list ()\n\ | |
| 998 Return a structure containing the system-dependent errno values.\n\ | |
| 999 @end deftypefn") | |
| 1000 { | |
| 1001 octave_value retval; | |
| 1002 | |
| 1003 if (args.length () == 0) | |
| 1004 retval = octave_errno::list (); | |
| 1005 else | |
| 5823 | 1006 print_usage (); |
| 5465 | 1007 |
| 1008 return retval; | |
| 1009 } | |
| 3716 | 1010 |
| 13094 | 1011 /* |
| 1012 %!error errno_list ("foo"); | |
| 1013 | |
| 1014 %!assert (isstruct (errno_list ())); | |
| 1015 */ | |
| 1016 | |
| 2285 | 1017 static void |
| 5275 | 1018 check_dimensions (octave_idx_type& nr, octave_idx_type& nc, const char *warnfor) |
| 3354 | 1019 { |
| 1020 if (nr < 0 || nc < 0) | |
| 1021 { | |
| 5781 | 1022 warning_with_id ("Octave:neg-dim-as-zero", |
|
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1023 "%s: converting negative dimension to zero", warnfor); |
| 3354 | 1024 |
| 4457 | 1025 nr = (nr < 0) ? 0 : nr; |
| 1026 nc = (nc < 0) ? 0 : nc; | |
| 3354 | 1027 } |
| 1028 } | |
| 1029 | |
| 1030 void | |
| 4513 | 1031 check_dimensions (dim_vector& dim, const char *warnfor) |
| 4481 | 1032 { |
| 1033 bool neg = false; | |
| 1034 | |
| 1035 for (int i = 0; i < dim.length (); i++) | |
| 1036 { | |
| 1037 if (dim(i) < 0) | |
| 1038 { | |
| 1039 dim(i) = 0; | |
| 1040 neg = true; | |
| 1041 } | |
| 1042 } | |
| 1043 | |
| 5781 | 1044 if (neg) |
| 1045 warning_with_id ("Octave:neg-dim-as-zero", | |
|
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1046 "%s: converting negative dimension to zero", warnfor); |
| 4481 | 1047 } |
| 1048 | |
| 1049 | |
| 1050 void | |
| 1051 get_dimensions (const octave_value& a, const char *warn_for, | |
| 4513 | 1052 dim_vector& dim) |
| 4481 | 1053 { |
| 1054 if (a.is_scalar_type ()) | |
| 1055 { | |
| 1056 dim.resize (2); | |
| 4732 | 1057 dim(0) = a.int_value (); |
| 4481 | 1058 dim(1) = dim(0); |
| 1059 } | |
| 1060 else | |
| 1061 { | |
| 5275 | 1062 octave_idx_type nr = a.rows (); |
| 1063 octave_idx_type nc = a.columns (); | |
| 4481 | 1064 |
| 1065 if (nr == 1 || nc == 1) | |
| 1066 { | |
| 1067 Array<double> v = a.vector_value (); | |
| 1068 | |
| 1069 if (error_state) | |
| 1070 return; | |
| 1071 | |
| 5275 | 1072 octave_idx_type n = v.length (); |
| 4481 | 1073 dim.resize (n); |
| 5275 | 1074 for (octave_idx_type i = 0; i < n; i++) |
| 4783 | 1075 dim(i) = static_cast<int> (fix (v(i))); |
| 4481 | 1076 } |
| 1077 else | |
| 5257 | 1078 error ("%s (A): use %s (size (A)) instead", warn_for, warn_for); |
| 4481 | 1079 } |
| 1080 | |
| 5258 | 1081 if (! error_state) |
| 1082 check_dimensions (dim, warn_for); // May set error_state. | |
| 4481 | 1083 } |
| 1084 | |
| 1085 | |
| 1086 void | |
| 3354 | 1087 get_dimensions (const octave_value& a, const char *warn_for, |
|
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1088 octave_idx_type& nr, octave_idx_type& nc) |
| 3354 | 1089 { |
| 1090 if (a.is_scalar_type ()) | |
| 1091 { | |
| 4732 | 1092 nr = nc = a.int_value (); |
| 3354 | 1093 } |
| 1094 else | |
| 1095 { | |
| 1096 nr = a.rows (); | |
| 1097 nc = a.columns (); | |
| 1098 | |
| 1099 if ((nr == 1 && nc == 2) || (nr == 2 && nc == 1)) | |
|
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1100 { |
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1101 Array<double> v = a.vector_value (); |
| 3354 | 1102 |
|
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1103 if (error_state) |
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1104 return; |
| 3354 | 1105 |
|
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1106 nr = static_cast<octave_idx_type> (fix (v (0))); |
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1107 nc = static_cast<octave_idx_type> (fix (v (1))); |
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1108 } |
| 3354 | 1109 else |
|
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1110 error ("%s (A): use %s (size (A)) instead", warn_for, warn_for); |
| 3354 | 1111 } |
| 1112 | |
| 5258 | 1113 if (! error_state) |
| 1114 check_dimensions (nr, nc, warn_for); // May set error_state. | |
| 3354 | 1115 } |
| 1116 | |
| 1117 void | |
| 1118 get_dimensions (const octave_value& a, const octave_value& b, | |
|
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1119 const char *warn_for, octave_idx_type& nr, octave_idx_type& nc) |
| 3354 | 1120 { |
| 4732 | 1121 nr = a.is_empty () ? 0 : a.int_value (); |
| 1122 nc = b.is_empty () ? 0 : b.int_value (); | |
| 3354 | 1123 |
| 1124 if (error_state) | |
| 1125 error ("%s: expecting two scalar arguments", warn_for); | |
| 1126 else | |
| 1127 check_dimensions (nr, nc, warn_for); // May set error_state. | |
| 1128 } | |
| 1129 | |
|
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1130 octave_idx_type |
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1131 dims_to_numel (const dim_vector& dims, const octave_value_list& idx) |
|
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1132 { |
|
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1133 octave_idx_type retval; |
|
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1134 |
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1135 octave_idx_type len = idx.length (); |
|
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1136 |
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1137 if (len == 0) |
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1138 retval = dims.numel (); |
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1139 else |
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1140 { |
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1141 const dim_vector dv = dims.redim (len); |
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1142 retval = 1; |
|
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1143 for (octave_idx_type i = 0; i < len; i++) |
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1144 { |
|
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1145 octave_value idxi = idx(i); |
|
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1146 if (idxi.is_magic_colon ()) |
|
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1147 retval *= dv(i); |
|
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1148 else if (idxi.is_numeric_type ()) |
|
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1149 retval *= idxi.numel (); |
|
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1150 else |
|
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1151 { |
|
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1152 idx_vector jdx = idxi.index_vector (); |
|
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1153 if (error_state) |
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1154 break; |
|
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1155 retval *= jdx.length (dv(i)); |
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1156 } |
|
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1157 } |
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1158 } |
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1159 |
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1160 return retval; |
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1161 } |
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1162 |
|
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1163 void |
|
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1164 decode_subscripts (const char* name, const octave_value& arg, |
|
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1165 std::string& type_string, |
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1166 std::list<octave_value_list>& idx) |
|
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1167 { |
|
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1168 const octave_map m = arg.map_value (); |
|
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1169 |
|
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1170 if (! error_state |
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1171 && m.nfields () == 2 && m.contains ("type") && m.contains ("subs")) |
|
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1172 { |
|
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1173 const Cell type = m.contents ("type"); |
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1174 const Cell subs = m.contents ("subs"); |
|
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1175 |
|
11066
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1176 octave_idx_type nel = type.numel (); |
|
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1177 |
|
11066
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1178 type_string = std::string (nel, '\0'); |
|
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1179 |
|
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1180 for (int k = 0; k < nel; k++) |
|
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1181 { |
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1182 std::string item = type(k).string_value (); |
|
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1183 |
|
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|
1184 if (! error_state) |
|
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|
1185 { |
|
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|
1186 if (item == "{}") |
|
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|
1187 type_string[k] = '{'; |
|
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|
1188 else if (item == "()") |
|
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|
1189 type_string[k] = '('; |
|
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untabify src C++ source files
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|
1190 else if (item == ".") |
|
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diff
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|
1191 type_string[k] = '.'; |
|
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|
1192 else |
|
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|
1193 { |
|
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|
1194 error("%s: invalid indexing type `%s'", name, item.c_str ()); |
|
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|
1195 return; |
|
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|
1196 } |
|
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|
1197 } |
|
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|
1198 else |
|
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|
1199 { |
|
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|
1200 error ("%s: expecting type(%d) to be a character string", |
|
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|
1201 name, k+1); |
|
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|
1202 return; |
|
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|
1203 } |
|
10033
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
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9842
diff
changeset
|
1204 |
|
10315
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|
1205 octave_value_list idx_item; |
|
10033
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
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9842
diff
changeset
|
1206 |
|
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untabify src C++ source files
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|
1207 if (subs(k).is_string ()) |
|
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untabify src C++ source files
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|
1208 idx_item(0) = subs(k); |
|
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untabify src C++ source files
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|
1209 else if (subs(k).is_cell ()) |
|
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untabify src C++ source files
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|
1210 { |
|
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|
1211 Cell subs_cell = subs(k).cell_value (); |
|
10033
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
1212 |
|
10315
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untabify src C++ source files
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|
1213 for (int n = 0; n < subs_cell.length (); n++) |
|
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|
1214 { |
|
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|
1215 if (subs_cell(n).is_string () |
|
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untabify src C++ source files
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changeset
|
1216 && subs_cell(n).string_value () == ":") |
|
57a59eae83cc
untabify src C++ source files
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|
1217 idx_item(n) = octave_value(octave_value::magic_colon_t); |
|
57a59eae83cc
untabify src C++ source files
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|
1218 else |
|
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changeset
|
1219 idx_item(n) = subs_cell(n); |
|
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|
1220 } |
|
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|
1221 } |
|
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|
1222 else |
|
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|
1223 { |
|
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|
1224 error ("%s: expecting subs(%d) to be a character string or cell array", |
|
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|
1225 name, k+1); |
|
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|
1226 return; |
|
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|
1227 } |
|
10033
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optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
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diff
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|
1228 |
|
10315
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|
1229 idx.push_back (idx_item); |
|
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|
1230 } |
|
10033
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optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
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diff
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|
1231 } |
|
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optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
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|
1232 else |
|
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
1233 error ("%s: second argument must be a structure with fields `type' and `subs'", name); |
|
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
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diff
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|
1234 } |
|
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
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diff
changeset
|
1235 |
| 4478 | 1236 Matrix |
| 5275 | 1237 identity_matrix (octave_idx_type nr, octave_idx_type nc) |
| 4478 | 1238 { |
| 1239 Matrix m (nr, nc, 0.0); | |
| 1240 | |
| 1241 if (nr > 0 && nc > 0) | |
| 1242 { | |
| 5275 | 1243 octave_idx_type n = std::min (nr, nc); |
| 4478 | 1244 |
| 5275 | 1245 for (octave_idx_type i = 0; i < n; i++) |
|
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untabify src C++ source files
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|
1246 m (i, i) = 1.0; |
| 4478 | 1247 } |
| 1248 | |
| 1249 return m; | |
| 1250 } | |
| 1251 | |
|
7789
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1252 FloatMatrix |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1253 float_identity_matrix (octave_idx_type nr, octave_idx_type nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
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diff
changeset
|
1254 { |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1255 FloatMatrix m (nr, nc, 0.0); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
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diff
changeset
|
1256 |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1257 if (nr > 0 && nc > 0) |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1258 { |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1259 octave_idx_type n = std::min (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
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diff
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|
1260 |
|
82be108cc558
First attempt at single precision tyeps
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changeset
|
1261 for (octave_idx_type i = 0; i < n; i++) |
|
10315
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untabify src C++ source files
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|
1262 m (i, i) = 1.0; |
|
7789
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diff
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|
1263 } |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1264 |
|
82be108cc558
First attempt at single precision tyeps
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changeset
|
1265 return m; |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1266 } |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1267 |
|
8012
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fix extern decls in .cc files
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diff
changeset
|
1268 int |
| 3622 | 1269 octave_format (std::ostream& os, const char *fmt, ...) |
| 3620 | 1270 { |
| 1271 int retval = -1; | |
| 1272 | |
| 1273 va_list args; | |
| 1274 va_start (args, fmt); | |
| 1275 | |
| 1276 retval = octave_vformat (os, fmt, args); | |
| 1277 | |
| 1278 va_end (args); | |
| 1279 | |
| 1280 return retval; | |
| 1281 } | |
| 1282 | |
|
8012
63dbb85452cc
fix extern decls in .cc files
John W. Eaton <jwe@octave.org>
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|
1283 int |
| 3622 | 1284 octave_vformat (std::ostream& os, const char *fmt, va_list args) |
| 3620 | 1285 { |
| 1286 int retval = -1; | |
| 1287 | |
| 3775 | 1288 #if defined (__GNUG__) && !CXX_ISO_COMPLIANT_LIBRARY |
| 3620 | 1289 |
| 4135 | 1290 std::streambuf *sb = os.rdbuf (); |
| 1291 | |
| 1292 if (sb) | |
| 4302 | 1293 { |
| 1294 BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE; | |
| 1295 | |
| 1296 retval = sb->vform (fmt, args); | |
| 1297 | |
| 1298 END_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE; | |
| 1299 } | |
| 3620 | 1300 |
| 1301 #else | |
| 1302 | |
| 1303 char *s = octave_vsnprintf (fmt, args); | |
| 1304 | |
| 1305 if (s) | |
| 1306 { | |
| 1307 os << s; | |
| 1308 | |
| 1309 retval = strlen (s); | |
| 1310 } | |
| 1311 | |
| 1312 #endif | |
| 1313 | |
| 1314 return retval; | |
| 1315 } | |
| 1316 | |
| 4302 | 1317 // We manage storage. User should not free it, and its contents are |
| 1318 // only valid until next call to vsnprintf. | |
| 1319 | |
| 1320 // Interrupts might happen if someone makes a call with something that | |
| 1321 // will require a very large buffer. If we are interrupted in that | |
| 1322 // case, we should make the buffer size smaller for the next call. | |
| 1323 | |
| 1324 #define BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE_FOR_VSNPRINTF \ | |
| 1325 BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE_1; \ | |
| 1326 delete [] buf; \ | |
| 1327 buf = 0; \ | |
| 1328 size = initial_size; \ | |
|
7481
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use exceptions in liboctave error handler
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|
1329 octave_rethrow_exception (); \ |
| 4302 | 1330 BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE_2 |
| 1331 | |
| 4485 | 1332 #if defined __GNUC__ && defined __va_copy |
| 1333 #define SAVE_ARGS(saved_args, args) __va_copy (saved_args, args) | |
| 1334 #elif defined va_copy | |
| 1335 #define SAVE_ARGS(saved_args, args) va_copy (saved_args, args) | |
| 1336 #else | |
| 1337 #define SAVE_ARGS(saved_args, args) saved_args = args | |
| 1338 #endif | |
| 1339 | |
| 4302 | 1340 char * |
| 1341 octave_vsnprintf (const char *fmt, va_list args) | |
| 1342 { | |
| 1343 static const size_t initial_size = 100; | |
| 1344 | |
| 1345 static size_t size = initial_size; | |
| 1346 | |
| 1347 static char *buf = 0; | |
| 1348 | |
|
10987
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eliminate some GCC warnings
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changeset
|
1349 volatile int nchars = 0; |
| 4302 | 1350 |
| 1351 if (! buf) | |
| 1352 buf = new char [size]; | |
| 1353 | |
| 1354 if (! buf) | |
| 1355 return 0; | |
| 1356 | |
| 1357 while (1) | |
| 1358 { | |
| 4485 | 1359 va_list saved_args; |
| 1360 | |
| 1361 SAVE_ARGS (saved_args, args); | |
| 1362 | |
| 4302 | 1363 BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE_FOR_VSNPRINTF; |
| 1364 | |
| 4485 | 1365 nchars = octave_raw_vsnprintf (buf, size, fmt, saved_args); |
| 1366 | |
| 1367 va_end (saved_args); | |
| 4302 | 1368 |
| 1369 END_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE; | |
| 1370 | |
|
13113
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Fix warning about signed/unsigned comparison
Jordi Gutiérrez Hermoso <jordigh@octave.org>
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diff
changeset
|
1371 // Cast to avoid signed/unsigned comparison is safe due to |
|
40f935b15a22
Fix warning about signed/unsigned comparison
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13094
diff
changeset
|
1372 // short-circuiting |
|
40f935b15a22
Fix warning about signed/unsigned comparison
Jordi Gutiérrez Hermoso <jordigh@octave.org>
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diff
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|
1373 if (nchars > -1 && static_cast<size_t>(nchars) < size) |
|
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|
1374 break; |
| 4302 | 1375 else |
|
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|
1376 { |
|
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changeset
|
1377 delete [] buf; |
| 4302 | 1378 |
|
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|
1379 size = nchars + 1;; |
|
cd550069240e
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1380 |
|
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|
1381 buf = new char [size]; |
| 4302 | 1382 |
|
10257
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|
1383 if (! buf) |
|
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|
1384 return 0; |
|
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|
1385 } |
| 4302 | 1386 } |
| 1387 | |
| 1388 return buf; | |
| 1389 } | |
| 1390 | |
| 1391 char * | |
| 1392 octave_snprintf (const char *fmt, ...) | |
| 1393 { | |
| 1394 char *retval = 0; | |
| 1395 | |
| 1396 va_list args; | |
| 1397 va_start (args, fmt); | |
| 1398 | |
| 1399 retval = octave_vsnprintf (fmt, args); | |
| 1400 | |
| 1401 va_end (args); | |
| 1402 | |
| 1403 return retval; | |
| 1404 } | |
| 1405 | |
| 4086 | 1406 void |
| 1407 octave_sleep (double seconds) | |
| 1408 { | |
| 1409 if (seconds > 0) | |
| 1410 { | |
| 1411 double t; | |
| 1412 | |
| 4093 | 1413 unsigned int usec |
|
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|
1414 = static_cast<unsigned int> (modf (seconds, &t) * 1000000); |
| 4086 | 1415 |
| 4093 | 1416 unsigned int sec |
|
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|
1417 = (t > UINT_MAX) ? UINT_MAX : static_cast<unsigned int> (t); |
| 4086 | 1418 |
| 5770 | 1419 // Versions of these functions that accept unsigned int args are |
| 1420 // defined in cutils.c. | |
| 4086 | 1421 octave_sleep (sec); |
| 1422 octave_usleep (usec); | |
|
10070
897e62651c0a
correctly handle interrupts in pause()
Jaroslav Hajek <highegg@gmail.com>
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10066
diff
changeset
|
1423 |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10086
diff
changeset
|
1424 octave_quit (); |
| 4086 | 1425 } |
| 1426 } | |
| 1427 | |
|
9487
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
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|
1428 DEFUN (isindex, args, , |
|
2894af292e69
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parents:
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diff
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|
1429 "-*- texinfo -*-\n\ |
|
11431
0d9640d755b1
Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents:
11066
diff
changeset
|
1430 @deftypefn {Built-in Function} {} isindex (@var{ind})\n\ |
|
0d9640d755b1
Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents:
11066
diff
changeset
|
1431 @deftypefnx {Built-in Function} {} isindex (@var{ind}, @var{n})\n\ |
|
0d9640d755b1
Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents:
11066
diff
changeset
|
1432 Return true if @var{ind} is a valid index. Valid indices are\n\ |
|
11575
d6619410e79c
Spellcheck documentation before 3.4 release.
Rik <octave@nomad.inbox5.com>
parents:
11572
diff
changeset
|
1433 either positive integers (although possibly of real data type), or logical\n\ |
|
11431
0d9640d755b1
Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents:
11066
diff
changeset
|
1434 arrays. If present, @var{n} specifies the maximum extent of the dimension\n\ |
|
0d9640d755b1
Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents:
11066
diff
changeset
|
1435 to be indexed. When possible the internal result is cached so that\n\ |
|
0d9640d755b1
Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents:
11066
diff
changeset
|
1436 subsequent indexing using @var{ind} will not perform the check again.\n\ |
|
9487
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1437 @end deftypefn") |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1438 { |
|
2894af292e69
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9173
diff
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|
1439 octave_value retval; |
|
2894af292e69
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parents:
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diff
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|
1440 int nargin = args.length (); |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1441 octave_idx_type n = 0; |
|
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parents:
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diff
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|
1442 |
|
2894af292e69
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parents:
9173
diff
changeset
|
1443 if (nargin == 2) |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
1444 n = args(1).idx_type_value (); |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
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|
1445 else if (nargin != 1) |
|
2894af292e69
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parents:
9173
diff
changeset
|
1446 print_usage (); |
|
2894af292e69
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parents:
9173
diff
changeset
|
1447 |
|
2894af292e69
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diff
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|
1448 if (! error_state) |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1449 { |
|
10066
2cd940306a06
make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
parents:
10033
diff
changeset
|
1450 unwind_protect frame; |
|
10605
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
parents:
10502
diff
changeset
|
1451 |
|
10613
e103fb2182ce
use internal variable instead of warning state to control whether to allow non-integer ranges as indices
John W. Eaton <jwe@octave.org>
parents:
10605
diff
changeset
|
1452 frame.protect_var (Vallow_noninteger_range_as_index); |
|
e103fb2182ce
use internal variable instead of warning state to control whether to allow non-integer ranges as indices
John W. Eaton <jwe@octave.org>
parents:
10605
diff
changeset
|
1453 Vallow_noninteger_range_as_index = false; |
|
10605
1834132fb50b
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John W. Eaton <jwe@octave.org>
parents:
10502
diff
changeset
|
1454 |
|
10066
2cd940306a06
make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
parents:
10033
diff
changeset
|
1455 frame.protect_var (error_state); |
|
10605
1834132fb50b
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John W. Eaton <jwe@octave.org>
parents:
10502
diff
changeset
|
1456 |
|
10066
2cd940306a06
make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
parents:
10033
diff
changeset
|
1457 frame.protect_var (discard_error_messages); |
|
9487
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1458 discard_error_messages = true; |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1459 |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1460 try |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1461 { |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1462 idx_vector idx = args(0).index_vector (); |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
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|
1463 if (! error_state) |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1464 { |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
1465 if (nargin == 2) |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1466 retval = idx.extent (n) <= n; |
|
2894af292e69
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parents:
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diff
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|
1467 else |
|
2894af292e69
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9173
diff
changeset
|
1468 retval = true; |
|
2894af292e69
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parents:
9173
diff
changeset
|
1469 } |
|
2894af292e69
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9173
diff
changeset
|
1470 else |
|
2894af292e69
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9173
diff
changeset
|
1471 retval = false; |
|
2894af292e69
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parents:
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diff
changeset
|
1472 } |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1473 catch (octave_execution_exception) |
|
2894af292e69
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parents:
9173
diff
changeset
|
1474 { |
|
2894af292e69
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parents:
9173
diff
changeset
|
1475 retval = false; |
|
2894af292e69
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parents:
9173
diff
changeset
|
1476 } |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1477 } |
|
2894af292e69
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parents:
9173
diff
changeset
|
1478 |
|
2894af292e69
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parents:
9173
diff
changeset
|
1479 return retval; |
|
2894af292e69
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parents:
9173
diff
changeset
|
1480 } |
|
2894af292e69
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parents:
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diff
changeset
|
1481 |
| 13094 | 1482 /* |
| 1483 %!error isindex (); | |
| 1484 | |
| 1485 %!assert (isindex ([1, 2, 3])); | |
| 1486 %!assert (isindex (1:3)); | |
| 1487 %!assert (isindex ([1, 2, -3]), false); | |
| 1488 */ | |
| 1489 | |
|
10086
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parents:
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diff
changeset
|
1490 octave_value_list |
|
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parents:
10070
diff
changeset
|
1491 do_simple_cellfun (octave_value_list (*fun) (const octave_value_list&, int), |
|
11586
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strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11575
diff
changeset
|
1492 const char *fun_name, const octave_value_list& args, |
|
10086
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parents:
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diff
changeset
|
1493 int nargout) |
|
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parents:
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diff
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|
1494 { |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1495 octave_value_list new_args = args, retval; |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1496 int nargin = args.length (); |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1497 OCTAVE_LOCAL_BUFFER (bool, iscell, nargin); |
|
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parents:
10070
diff
changeset
|
1498 OCTAVE_LOCAL_BUFFER (Cell, cells, nargin); |
|
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parents:
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diff
changeset
|
1499 OCTAVE_LOCAL_BUFFER (Cell, rcells, nargout); |
|
76df75b10c80
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parents:
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diff
changeset
|
1500 |
|
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parents:
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diff
changeset
|
1501 const Cell *ccells = cells; |
|
76df75b10c80
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parents:
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diff
changeset
|
1502 |
|
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parents:
10070
diff
changeset
|
1503 octave_idx_type numel = 1; |
|
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parents:
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diff
changeset
|
1504 dim_vector dims (1, 1); |
|
76df75b10c80
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parents:
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diff
changeset
|
1505 |
|
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parents:
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diff
changeset
|
1506 for (int i = 0; i < nargin; i++) |
|
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parents:
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|
1507 { |
|
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diff
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|
1508 octave_value arg = new_args(i); |
|
76df75b10c80
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parents:
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diff
changeset
|
1509 iscell[i] = arg.is_cell (); |
|
76df75b10c80
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parents:
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diff
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|
1510 if (iscell[i]) |
|
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|
1511 { |
|
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parents:
10070
diff
changeset
|
1512 cells[i] = arg.cell_value (); |
|
76df75b10c80
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parents:
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diff
changeset
|
1513 octave_idx_type n = ccells[i].numel (); |
|
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parents:
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diff
changeset
|
1514 if (n == 1) |
|
11586
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John W. Eaton <jwe@octave.org>
parents:
11575
diff
changeset
|
1515 { |
|
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parents:
10070
diff
changeset
|
1516 iscell[i] = false; |
|
76df75b10c80
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parents:
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diff
changeset
|
1517 new_args(i) = ccells[i](0); |
|
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|
1518 } |
|
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|
1519 else if (numel == 1) |
|
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|
1520 { |
|
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|
1521 numel = n; |
|
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parents:
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|
1522 dims = ccells[i].dims (); |
|
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parents:
11575
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|
1523 } |
|
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changeset
|
1524 else if (dims != ccells[i].dims ()) |
|
76df75b10c80
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|
1525 { |
|
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diff
changeset
|
1526 error ("%s: cell arguments must have matching sizes", fun_name); |
|
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parents:
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changeset
|
1527 break; |
|
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parents:
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diff
changeset
|
1528 } |
|
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changeset
|
1529 } |
|
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changeset
|
1530 } |
|
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changeset
|
1531 |
|
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changeset
|
1532 if (! error_state) |
|
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changeset
|
1533 { |
|
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diff
changeset
|
1534 for (int i = 0; i < nargout; i++) |
|
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changeset
|
1535 rcells[i].clear (dims); |
|
76df75b10c80
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|
1536 |
|
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changeset
|
1537 for (octave_idx_type j = 0; j < numel; j++) |
|
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changeset
|
1538 { |
|
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changeset
|
1539 for (int i = 0; i < nargin; i++) |
|
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|
1540 if (iscell[i]) |
|
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changeset
|
1541 new_args(i) = ccells[i](j); |
|
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changeset
|
1542 |
|
10142
829e69ec3110
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parents:
10086
diff
changeset
|
1543 octave_quit (); |
|
10086
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changeset
|
1544 |
|
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diff
changeset
|
1545 const octave_value_list tmp = fun (new_args, nargout); |
|
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|
1546 |
|
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diff
changeset
|
1547 if (tmp.length () < nargout) |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1548 { |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1549 error ("%s: do_simple_cellfun: internal error", fun_name); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1550 break; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1551 } |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1552 else |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1553 { |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1554 for (int i = 0; i < nargout; i++) |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1555 rcells[i](j) = tmp(i); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1556 } |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1557 } |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1558 } |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1559 |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1560 if (! error_state) |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1561 { |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1562 retval.resize (nargout); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1563 for (int i = 0; i < nargout; i++) |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1564 retval(i) = rcells[i]; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1565 } |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1566 |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1567 return retval; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1568 } |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1569 |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1570 octave_value |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1571 do_simple_cellfun (octave_value_list (*fun) (const octave_value_list&, int), |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1572 const char *fun_name, const octave_value_list& args) |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1573 { |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
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|
1574 octave_value retval; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1575 const octave_value_list tmp = do_simple_cellfun (fun, fun_name, args, 1); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1576 if (tmp.length () > 0) |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1577 retval = tmp(0); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1578 |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1579 return retval; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1580 } |