Mercurial > hg > octave-nkf
annotate src/utils.cc @ 12744:343eca0298d0 stable
maint: fix version number for stable branch
* configure.ac (AC_INIT): Correct stable branch version number.
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Wed, 15 Jun 2011 09:39:23 -0400 |
| parents | e3dc23f7dd54 |
| children | 7d4f5a033330 |
| 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 | |
| 6323 | 117 // Return TRUE if F and G are both names for the same file. |
| 118 | |
| 119 bool | |
| 120 same_file (const std::string& f, const std::string& g) | |
| 121 { | |
| 6598 | 122 return same_file_internal (f, g); |
| 6323 | 123 } |
| 124 | |
| 1 | 125 int |
| 3523 | 126 almost_match (const std::string& std, const std::string& s, int min_match_len, |
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127 int case_sens) |
| 1 | 128 { |
| 1755 | 129 int stdlen = std.length (); |
| 130 int slen = s.length (); | |
| 1 | 131 |
| 132 return (slen <= stdlen | |
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133 && slen >= min_match_len |
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134 && (case_sens |
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135 ? (strncmp (std.c_str (), s.c_str (), slen) == 0) |
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136 : (octave_strncasecmp (std.c_str (), s.c_str (), slen) == 0))); |
| 287 | 137 } |
| 138 | |
| 581 | 139 // Ugh. |
| 140 | |
| 287 | 141 int |
| 3523 | 142 keyword_almost_match (const char * const *std, int *min_len, const std::string& s, |
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143 int min_toks_to_match, int max_toks) |
| 287 | 144 { |
| 145 int status = 0; | |
| 146 int tok_count = 0; | |
| 147 int toks_matched = 0; | |
| 148 | |
| 1755 | 149 if (s.empty () || max_toks < 1) |
| 287 | 150 return status; |
| 151 | |
| 1755 | 152 char *kw = strsave (s.c_str ()); |
| 287 | 153 |
| 154 char *t = kw; | |
| 155 while (*t != '\0') | |
| 156 { | |
| 157 if (*t == '\t') | |
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158 *t = ' '; |
| 287 | 159 t++; |
| 160 } | |
| 161 | |
| 162 char *beg = kw; | |
| 163 while (*beg == ' ') | |
| 164 beg++; | |
| 165 | |
| 166 if (*beg == '\0') | |
| 167 return status; | |
| 168 | |
| 169 | |
| 3072 | 170 const char **to_match = new const char * [max_toks + 1]; |
| 171 const char * const *s1 = std; | |
| 172 const char **s2 = to_match; | |
| 287 | 173 |
| 526 | 174 if (! s1 || ! s2) |
| 287 | 175 goto done; |
| 176 | |
| 177 s2[tok_count] = beg; | |
| 178 char *end; | |
| 526 | 179 while ((end = strchr (beg, ' ')) != 0) |
| 287 | 180 { |
| 181 *end = '\0'; | |
| 182 beg = end + 1; | |
| 183 | |
| 184 while (*beg == ' ') | |
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185 beg++; |
| 287 | 186 |
| 187 if (*beg == '\0') | |
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188 break; |
| 287 | 189 |
| 190 tok_count++; | |
| 191 if (tok_count >= max_toks) | |
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192 goto done; |
| 287 | 193 |
| 194 s2[tok_count] = beg; | |
| 195 } | |
| 526 | 196 s2[tok_count+1] = 0; |
| 287 | 197 |
| 198 s2 = to_match; | |
| 199 | |
| 200 for (;;) | |
| 201 { | |
| 202 if (! almost_match (*s1, *s2, min_len[toks_matched], 0)) | |
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203 goto done; |
| 287 | 204 |
| 205 toks_matched++; | |
| 206 | |
| 207 s1++; | |
| 208 s2++; | |
| 209 | |
| 210 if (! *s2) | |
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211 { |
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212 status = (toks_matched >= min_toks_to_match); |
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213 goto done; |
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214 } |
| 287 | 215 |
| 216 if (! *s1) | |
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217 goto done; |
| 287 | 218 } |
| 219 | |
| 220 done: | |
| 221 | |
| 222 delete [] kw; | |
| 223 delete [] to_match; | |
| 224 | |
| 225 return status; | |
| 1 | 226 } |
| 227 | |
| 2234 | 228 // Return non-zero if either NR or NC is zero. Return -1 if this |
| 229 // should be considered fatal; return 1 if this is ok. | |
| 230 | |
| 231 int | |
| 5275 | 232 empty_arg (const char * /* name */, octave_idx_type nr, octave_idx_type nc) |
| 2234 | 233 { |
| 4478 | 234 return (nr == 0 || nc == 0); |
| 2234 | 235 } |
| 236 | |
| 581 | 237 // See if the given file is in the path. |
| 238 | |
| 3536 | 239 std::string |
| 4243 | 240 search_path_for_file (const std::string& path, const string_vector& names) |
| 686 | 241 { |
| 3174 | 242 dir_path p (path); |
| 686 | 243 |
| 10250 | 244 return octave_env::make_absolute (p.find_first_of (names)); |
| 686 | 245 } |
| 246 | |
| 4216 | 247 // Find all locations of the given file in the path. |
| 248 | |
| 249 string_vector | |
| 4243 | 250 search_path_for_all_files (const std::string& path, const string_vector& names) |
| 4216 | 251 { |
| 252 dir_path p (path); | |
| 253 | |
| 4243 | 254 string_vector sv = p.find_all_first_of (names); |
| 4216 | 255 |
| 6379 | 256 octave_idx_type len = sv.length (); |
| 4216 | 257 |
| 6379 | 258 for (octave_idx_type i = 0; i < len; i++) |
| 10250 | 259 sv[i] = octave_env::make_absolute (sv[i]); |
| 4216 | 260 |
| 261 return sv; | |
| 262 } | |
| 263 | |
| 264 static string_vector | |
| 265 make_absolute (const string_vector& sv) | |
| 266 { | |
| 6379 | 267 octave_idx_type len = sv.length (); |
| 268 | |
| 269 string_vector retval (len); | |
| 4216 | 270 |
| 6379 | 271 for (octave_idx_type i = 0; i < len; i++) |
| 10250 | 272 retval[i] = octave_env::make_absolute (sv[i]); |
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273 |
| 6379 | 274 return retval; |
| 4216 | 275 } |
| 276 | |
| 3195 | 277 DEFUN (file_in_loadpath, args, , |
| 3446 | 278 "-*- texinfo -*-\n\ |
| 10840 | 279 @deftypefn {Built-in Function} {} file_in_loadpath (@var{file})\n\ |
| 4216 | 280 @deftypefnx {Built-in Function} {} file_in_loadpath (@var{file}, \"all\")\n\ |
| 3195 | 281 \n\ |
| 5448 | 282 Return the absolute name of @var{file} if it can be found in\n\ |
| 5814 | 283 the list of directories specified by @code{path}.\n\ |
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284 If no file is found, return an empty character string.\n\ |
| 4216 | 285 \n\ |
| 5448 | 286 If the first argument is a cell array of strings, search each\n\ |
| 4243 | 287 directory of the loadpath for element of the cell array and return\n\ |
| 288 the first that matches.\n\ | |
| 289 \n\ | |
| 4216 | 290 If the second optional argument @code{\"all\"} is supplied, return\n\ |
| 291 a cell array containing the list of all files that have the same\n\ | |
| 292 name in the path. If no files are found, return an empty cell array.\n\ | |
| 5814 | 293 @seealso{file_in_path, path}\n\ |
| 5642 | 294 @end deftypefn") |
| 3195 | 295 { |
| 4216 | 296 octave_value retval; |
| 3195 | 297 |
| 4243 | 298 int nargin = args.length (); |
| 3195 | 299 |
| 4243 | 300 if (nargin == 1 || nargin == 2) |
| 4216 | 301 { |
| 4243 | 302 string_vector names = args(0).all_strings (); |
| 303 | |
| 304 if (! error_state && names.length () > 0) | |
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305 { |
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306 if (nargin == 1) |
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307 retval = octave_env::make_absolute (load_path::find_first_of (names)); |
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308 else if (nargin == 2) |
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309 { |
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310 std::string opt = args(1).string_value (); |
| 4243 | 311 |
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312 if (! error_state && opt == "all") |
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313 retval = Cell (make_absolute |
| 10250 | 314 (load_path::find_all_first_of (names))); |
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315 else |
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316 error ("file_in_loadpath: invalid option"); |
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317 } |
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318 } |
| 4216 | 319 else |
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320 error ("file_in_loadpath: FILE argument must be a string"); |
| 4216 | 321 } |
| 3195 | 322 else |
| 5823 | 323 print_usage (); |
| 3195 | 324 |
| 325 return retval; | |
| 326 } | |
| 327 | |
| 1957 | 328 DEFUN (file_in_path, args, , |
| 3301 | 329 "-*- texinfo -*-\n\ |
| 10840 | 330 @deftypefn {Built-in Function} {} file_in_path (@var{path}, @var{file})\n\ |
| 4216 | 331 @deftypefnx {Built-in Function} {} file_in_path (@var{path}, @var{file}, \"all\")\n\ |
| 5448 | 332 Return the absolute name of @var{file} if it can be found in\n\ |
| 3301 | 333 @var{path}. The value of @var{path} should be a colon-separated list of\n\ |
| 5814 | 334 directories in the format described for @code{path}. If no file\n\ |
| 10840 | 335 is found, return an empty character string. For example:\n\ |
| 3301 | 336 \n\ |
| 337 @example\n\ | |
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338 @group\n\ |
| 5456 | 339 file_in_path (EXEC_PATH, \"sh\")\n\ |
| 340 @result{} \"/bin/sh\"\n\ | |
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341 @end group\n\ |
| 3301 | 342 @end example\n\ |
| 4216 | 343 \n\ |
| 5448 | 344 If the second argument is a cell array of strings, search each\n\ |
| 4243 | 345 directory of the path for element of the cell array and return\n\ |
| 346 the first that matches.\n\ | |
| 347 \n\ | |
| 4216 | 348 If the third optional argument @code{\"all\"} is supplied, return\n\ |
| 349 a cell array containing the list of all files that have the same\n\ | |
| 350 name in the path. If no files are found, return an empty cell array.\n\ | |
| 4249 | 351 @seealso{file_in_loadpath}\n\ |
| 3301 | 352 @end deftypefn") |
| 686 | 353 { |
| 4216 | 354 octave_value retval; |
| 686 | 355 |
| 4243 | 356 int nargin = args.length (); |
| 1755 | 357 |
| 4243 | 358 if (nargin == 2 || nargin == 3) |
| 686 | 359 { |
| 4243 | 360 std::string path = args(0).string_value (); |
| 361 | |
| 362 if (! error_state) | |
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363 { |
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364 string_vector names = args(1).all_strings (); |
| 4243 | 365 |
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366 if (! error_state && names.length () > 0) |
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367 { |
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368 if (nargin == 2) |
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369 retval = search_path_for_file (path, names); |
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370 else if (nargin == 3) |
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371 { |
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372 std::string opt = args(2).string_value (); |
| 4243 | 373 |
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374 if (! error_state && opt == "all") |
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375 retval = Cell (make_absolute |
| 10250 | 376 (search_path_for_all_files (path, names))); |
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377 else |
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378 error ("file_in_path: invalid option"); |
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379 } |
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380 } |
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381 else |
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382 error ("file_in_path: all arguments must be strings"); |
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383 } |
| 1755 | 384 else |
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385 error ("file_in_path: PATH must be a string"); |
| 686 | 386 } |
| 387 else | |
| 5823 | 388 print_usage (); |
| 686 | 389 |
| 390 return retval; | |
| 391 } | |
| 392 | |
| 3536 | 393 std::string |
| 3523 | 394 file_in_path (const std::string& name, const std::string& suffix) |
| 526 | 395 { |
| 3523 | 396 std::string nm = name; |
| 526 | 397 |
| 1755 | 398 if (! suffix.empty ()) |
| 399 nm.append (suffix); | |
| 686 | 400 |
| 10250 | 401 return octave_env::make_absolute (load_path::find_file (nm)); |
| 526 | 402 } |
| 403 | |
| 581 | 404 // See if there is an function file in the path. If so, return the |
| 405 // full path to the file. | |
| 406 | |
| 3536 | 407 std::string |
| 3523 | 408 fcn_file_in_path (const std::string& name) |
| 526 | 409 { |
| 3523 | 410 std::string retval; |
| 908 | 411 |
| 1755 | 412 int len = name.length (); |
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413 |
| 1755 | 414 if (len > 0) |
| 415 { | |
| 5832 | 416 if (octave_env::absolute_pathname (name)) |
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417 { |
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418 file_stat fs (name); |
| 5832 | 419 |
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420 if (fs.exists ()) |
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421 retval = name; |
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422 } |
| 5832 | 423 else if (len > 2 && name [len - 2] == '.' && name [len - 1] == 'm') |
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424 retval = load_path::find_fcn_file (name.substr (0, len-2)); |
| 908 | 425 else |
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426 { |
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427 std::string fname = name; |
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428 size_t pos = name.find_first_of (Vfilemarker); |
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429 if (pos != std::string::npos) |
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430 fname = name.substr (0, pos); |
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431 |
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432 retval = load_path::find_fcn_file (fname); |
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433 } |
| 908 | 434 } |
| 1755 | 435 |
| 436 return retval; | |
| 526 | 437 } |
| 438 | |
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439 // See if there is a directory called "name" in the path and if it |
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440 // contains a Contents.m file return the full path to this file. |
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441 |
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442 std::string |
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443 contents_file_in_path (const std::string& dir) |
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444 { |
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445 std::string retval; |
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446 |
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447 if (dir.length () > 0) |
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448 { |
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449 std::string tcontents = file_ops::concat (load_path::find_dir (dir), |
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450 std::string ("Contents.m")); |
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451 |
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452 file_stat fs (tcontents); |
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453 |
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454 if (fs.exists ()) |
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455 retval = octave_env::make_absolute (tcontents); |
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456 } |
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457 |
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458 return retval; |
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459 } |
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460 |
| 5864 | 461 // See if there is a .oct file in the path. If so, return the |
| 581 | 462 // full path to the file. |
| 463 | |
| 3536 | 464 std::string |
| 3523 | 465 oct_file_in_path (const std::string& name) |
| 572 | 466 { |
| 3523 | 467 std::string retval; |
| 908 | 468 |
| 1755 | 469 int len = name.length (); |
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470 |
| 1755 | 471 if (len > 0) |
| 472 { | |
| 5832 | 473 if (octave_env::absolute_pathname (name)) |
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474 { |
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475 file_stat fs (name); |
| 5832 | 476 |
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477 if (fs.exists ()) |
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478 retval = name; |
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479 } |
| 5832 | 480 else if (len > 4 && name [len - 4] == '.' && name [len - 3] == 'o' |
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481 && name [len - 2] == 'c' && name [len - 1] == 't') |
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482 retval = load_path::find_oct_file (name.substr (0, len-4)); |
| 908 | 483 else |
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484 retval = load_path::find_oct_file (name); |
| 908 | 485 } |
| 1755 | 486 |
| 487 return retval; | |
| 572 | 488 } |
| 489 | |
| 5864 | 490 // See if there is a .mex file in the path. If so, return the |
| 491 // full path to the file. | |
| 492 | |
| 493 std::string | |
| 494 mex_file_in_path (const std::string& name) | |
| 495 { | |
| 496 std::string retval; | |
| 497 | |
| 498 int len = name.length (); | |
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499 |
| 5864 | 500 if (len > 0) |
| 501 { | |
| 502 if (octave_env::absolute_pathname (name)) | |
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503 { |
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504 file_stat fs (name); |
| 5864 | 505 |
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506 if (fs.exists ()) |
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507 retval = name; |
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508 } |
| 5864 | 509 else if (len > 4 && name [len - 4] == '.' && name [len - 3] == 'm' |
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510 && name [len - 2] == 'e' && name [len - 1] == 'x') |
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511 retval = load_path::find_mex_file (name.substr (0, len-4)); |
| 5864 | 512 else |
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513 retval = load_path::find_mex_file (name); |
| 5864 | 514 } |
| 515 | |
| 516 return retval; | |
| 517 } | |
| 518 | |
| 3103 | 519 // Replace backslash escapes in a string with the real values. |
| 520 | |
| 3536 | 521 std::string |
| 3523 | 522 do_string_escapes (const std::string& s) |
| 3103 | 523 { |
| 3523 | 524 std::string retval; |
| 3103 | 525 |
| 526 size_t i = 0; | |
| 527 size_t j = 0; | |
| 528 size_t len = s.length (); | |
| 529 | |
| 530 retval.resize (len); | |
| 531 | |
| 532 while (j < len) | |
| 533 { | |
| 534 if (s[j] == '\\' && j+1 < len) | |
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535 { |
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536 switch (s[++j]) |
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537 { |
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538 case '0': |
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539 retval[i] = '\0'; |
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540 break; |
| 3893 | 541 |
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542 case 'a': |
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543 retval[i] = '\a'; |
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544 break; |
| 3103 | 545 |
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546 case 'b': // backspace |
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547 retval[i] = '\b'; |
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548 break; |
| 3103 | 549 |
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550 case 'f': // formfeed |
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551 retval[i] = '\f'; |
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552 break; |
| 3103 | 553 |
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554 case 'n': // newline |
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555 retval[i] = '\n'; |
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556 break; |
| 3103 | 557 |
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558 case 'r': // carriage return |
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559 retval[i] = '\r'; |
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560 break; |
| 3103 | 561 |
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562 case 't': // horizontal tab |
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563 retval[i] = '\t'; |
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564 break; |
| 3103 | 565 |
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566 case 'v': // vertical tab |
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567 retval[i] = '\v'; |
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568 break; |
| 3103 | 569 |
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570 case '\\': // backslash |
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571 retval[i] = '\\'; |
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572 break; |
| 3103 | 573 |
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574 case '\'': // quote |
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575 retval[i] = '\''; |
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576 break; |
| 3103 | 577 |
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578 case '"': // double quote |
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579 retval[i] = '"'; |
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580 break; |
| 3103 | 581 |
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582 default: |
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583 warning ("unrecognized escape sequence `\\%c' --\ |
| 3103 | 584 converting to `%c'", s[j], s[j]); |
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585 retval[i] = s[j]; |
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586 break; |
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587 } |
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588 } |
| 3103 | 589 else |
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590 { |
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591 retval[i] = s[j]; |
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592 } |
| 3103 | 593 |
| 594 i++; | |
| 595 j++; | |
| 596 } | |
| 597 | |
| 3105 | 598 retval.resize (i); |
| 3103 | 599 |
| 600 return retval; | |
| 601 } | |
| 602 | |
| 603 DEFUN (do_string_escapes, args, , | |
| 3446 | 604 "-*- texinfo -*-\n\ |
| 605 @deftypefn {Built-in Function} {} do_string_escapes (@var{string})\n\ | |
| 606 Convert special characters in @var{string} to their escaped forms.\n\ | |
| 607 @end deftypefn") | |
| 3103 | 608 { |
| 609 octave_value retval; | |
| 610 | |
| 611 int nargin = args.length (); | |
| 612 | |
| 613 if (nargin == 1) | |
| 614 { | |
| 615 if (args(0).is_string ()) | |
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616 retval = do_string_escapes (args(0).string_value ()); |
| 3103 | 617 else |
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618 error ("do_string_escapes: STRING argument must be of type string"); |
| 3103 | 619 } |
| 620 else | |
| 5823 | 621 print_usage (); |
| 3103 | 622 |
| 623 return retval; | |
| 624 } | |
| 625 | |
| 1755 | 626 const char * |
| 801 | 627 undo_string_escape (char c) |
| 628 { | |
| 629 if (! c) | |
| 1755 | 630 return ""; |
| 801 | 631 |
| 632 switch (c) | |
| 633 { | |
| 3893 | 634 case '\0': |
| 635 return "\\0"; | |
| 636 | |
| 801 | 637 case '\a': |
| 638 return "\\a"; | |
| 639 | |
| 640 case '\b': // backspace | |
| 641 return "\\b"; | |
| 642 | |
| 643 case '\f': // formfeed | |
| 644 return "\\f"; | |
| 645 | |
| 646 case '\n': // newline | |
| 647 return "\\n"; | |
| 648 | |
| 649 case '\r': // carriage return | |
| 650 return "\\r"; | |
| 651 | |
| 652 case '\t': // horizontal tab | |
| 653 return "\\t"; | |
| 654 | |
| 655 case '\v': // vertical tab | |
| 656 return "\\v"; | |
| 657 | |
| 658 case '\\': // backslash | |
| 659 return "\\\\"; | |
| 660 | |
| 661 case '"': // double quote | |
| 662 return "\\\""; | |
| 663 | |
| 664 default: | |
| 1755 | 665 { |
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666 static char retval[2]; |
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667 retval[0] = c; |
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668 retval[1] = '\0'; |
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669 return retval; |
| 1755 | 670 } |
| 801 | 671 } |
| 672 } | |
| 673 | |
| 3536 | 674 std::string |
| 3523 | 675 undo_string_escapes (const std::string& s) |
| 801 | 676 { |
| 3523 | 677 std::string retval; |
| 801 | 678 |
| 1755 | 679 for (size_t i = 0; i < s.length (); i++) |
| 680 retval.append (undo_string_escape (s[i])); | |
| 801 | 681 |
| 1755 | 682 return retval; |
| 801 | 683 } |
| 684 | |
| 1957 | 685 DEFUN (undo_string_escapes, args, , |
| 3361 | 686 "-*- texinfo -*-\n\ |
| 687 @deftypefn {Built-in Function} {} undo_string_escapes (@var{s})\n\ | |
|
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688 Convert special characters in strings back to their escaped forms. For\n\ |
| 3361 | 689 example, the expression\n\ |
| 690 \n\ | |
| 691 @example\n\ | |
| 692 bell = \"\\a\";\n\ | |
| 693 @end example\n\ | |
| 694 \n\ | |
| 695 @noindent\n\ | |
| 696 assigns the value of the alert character (control-g, ASCII code 7) to\n\ | |
| 697 the string variable @code{bell}. If this string is printed, the\n\ | |
| 698 system will ring the terminal bell (if it is possible). This is\n\ | |
| 699 normally the desired outcome. However, sometimes it is useful to be\n\ | |
| 700 able to print the original representation of the string, with the\n\ | |
| 701 special characters replaced by their escape sequences. For example,\n\ | |
| 702 \n\ | |
| 703 @example\n\ | |
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704 @group\n\ |
| 3361 | 705 octave:13> undo_string_escapes (bell)\n\ |
| 706 ans = \\a\n\ | |
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707 @end group\n\ |
| 3361 | 708 @end example\n\ |
| 709 \n\ | |
| 710 @noindent\n\ | |
| 711 replaces the unprintable alert character with its printable\n\ | |
| 712 representation.\n\ | |
| 713 @end deftypefn") | |
| 801 | 714 { |
| 2086 | 715 octave_value retval; |
| 801 | 716 |
| 717 int nargin = args.length (); | |
| 718 | |
| 3103 | 719 if (nargin == 1) |
| 720 { | |
| 721 if (args(0).is_string ()) | |
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722 retval = undo_string_escapes (args(0).string_value ()); |
| 3103 | 723 else |
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724 error ("undo_string_escapes: S argument must be a string"); |
| 3103 | 725 } |
| 801 | 726 else |
| 5823 | 727 print_usage (); |
| 801 | 728 |
| 729 return retval; | |
| 730 } | |
| 731 | |
| 8229 | 732 DEFUN (is_absolute_filename, args, , |
| 733 "-*- texinfo -*-\n\ | |
| 734 @deftypefn {Built-in Function} {} is_absolute_filename (@var{file})\n\ | |
| 735 Return true if @var{file} is an absolute filename.\n\ | |
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736 @seealso{is_rooted_relative_filename, make_absolute_filename, isdir}\n\ |
| 8229 | 737 @end deftypefn") |
| 738 { | |
| 739 octave_value retval = false; | |
| 740 | |
| 741 if (args.length () == 1) | |
| 742 retval = (args(0).is_string () | |
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743 && octave_env::absolute_pathname (args(0).string_value ())); |
| 8229 | 744 else |
| 745 print_usage (); | |
| 746 | |
| 747 return retval; | |
| 748 } | |
| 749 | |
| 750 DEFUN (is_rooted_relative_filename, args, , | |
| 751 "-*- texinfo -*-\n\ | |
| 752 @deftypefn {Built-in Function} {} is_rooted_relative_filename (@var{file})\n\ | |
| 753 Return true if @var{file} is a rooted-relative filename.\n\ | |
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754 @seealso{is_absolute_filename, make_absolute_filename, isdir}\n\ |
| 8229 | 755 @end deftypefn") |
| 756 { | |
| 757 octave_value retval = false; | |
| 758 | |
| 759 if (args.length () == 1) | |
| 760 retval = (args(0).is_string () | |
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761 && octave_env::rooted_relative_pathname (args(0).string_value ())); |
| 8229 | 762 else |
| 763 print_usage (); | |
| 764 | |
| 765 return retval; | |
| 766 } | |
| 767 | |
| 768 DEFUN (make_absolute_filename, args, , | |
| 769 "-*- texinfo -*-\n\ | |
| 770 @deftypefn {Built-in Function} {} make_absolute_filename (@var{file})\n\ | |
| 771 Return the full name of @var{file}, relative to the current directory.\n\ | |
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772 @seealso{is_absolute_filename, is_rooted_relative_filename, isdir}\n\ |
| 8229 | 773 @end deftypefn") |
| 774 { | |
| 775 octave_value retval = std::string (); | |
| 776 | |
| 777 if (args.length () == 1) | |
| 778 { | |
| 779 std::string nm = args(0).string_value (); | |
| 780 | |
| 781 if (! error_state) | |
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782 retval = octave_env::make_absolute (nm); |
| 8229 | 783 else |
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784 error ("make_absolute_filename: FILE argument must be a file name"); |
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785 } |
| 8229 | 786 else |
| 787 print_usage (); | |
| 788 | |
| 789 return retval; | |
| 790 } | |
| 791 | |
| 792 DEFUN (find_dir_in_path, args, , | |
| 793 "-*- texinfo -*-\n\ | |
|
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794 @deftypefn {Built-in Function} {} find_dir_in_path (@var{dir})\n\ |
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795 @deftypefnx {Built-in Function} {} find_dir_in_path (@var{dir}, \"all\")\n\ |
| 8229 | 796 Return the full name of the path element matching @var{dir}. The\n\ |
| 797 match is performed at the end of each path element. For example, if\n\ | |
| 798 @var{dir} is @code{\"foo/bar\"}, it matches the path element\n\ | |
| 799 @code{\"/some/dir/foo/bar\"}, but not @code{\"/some/dir/foo/bar/baz\"}\n\ | |
| 8715 | 800 or @code{\"/some/dir/allfoo/bar\"}.\n\ |
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801 \n\ |
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802 The second argument is optional. If it is supplied, return a cell array\n\ |
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803 containing all name matches rather than just the first.\n\ |
| 8229 | 804 @end deftypefn") |
| 805 { | |
| 806 octave_value retval = std::string (); | |
| 807 | |
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808 int nargin = args.length (); |
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809 |
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810 std::string dir; |
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811 |
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812 if (nargin == 1 || nargin == 2) |
| 8229 | 813 { |
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814 dir = args(0).string_value (); |
| 8229 | 815 |
| 816 if (! error_state) | |
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817 { |
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818 if (nargin == 1) |
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819 retval = load_path::find_dir (dir); |
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820 else if (nargin == 2) |
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821 retval = Cell (load_path::find_matching_dirs (dir)); |
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822 } |
| 8229 | 823 else |
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824 error ("find_dir_in_path: DIR must be a directory name"); |
| 8229 | 825 } |
| 826 else | |
| 827 print_usage (); | |
| 828 | |
| 829 return retval; | |
| 830 } | |
| 831 | |
| 5465 | 832 DEFUNX ("errno", Ferrno, args, , |
| 3716 | 833 "-*- texinfo -*-\n\ |
| 10840 | 834 @deftypefn {Built-in Function} {@var{err} =} errno ()\n\ |
| 5465 | 835 @deftypefnx {Built-in Function} {@var{err} =} errno (@var{val})\n\ |
| 836 @deftypefnx {Built-in Function} {@var{err} =} errno (@var{name})\n\ | |
| 837 Return the current value of the system-dependent variable errno,\n\ | |
| 838 set its value to @var{val} and return the previous value, or return\n\ | |
| 839 the named error code given @var{name} as a character string, or -1\n\ | |
| 840 if @var{name} is not found.\n\ | |
| 3716 | 841 @end deftypefn") |
| 842 { | |
| 843 octave_value retval; | |
| 844 | |
| 5465 | 845 int nargin = args.length (); |
| 846 | |
| 847 if (nargin == 1) | |
| 848 { | |
| 849 if (args(0).is_string ()) | |
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850 { |
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851 std::string nm = args(0).string_value (); |
| 5465 | 852 |
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853 if (! error_state) |
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854 retval = octave_errno::lookup (nm); |
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855 else |
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856 error ("errno: expecting character string argument"); |
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857 } |
| 5465 | 858 else |
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859 { |
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860 int val = args(0).int_value (); |
| 5465 | 861 |
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862 if (! error_state) |
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863 retval = octave_errno::set (val); |
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864 else |
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865 error ("errno: expecting integer argument"); |
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866 } |
| 5465 | 867 } |
| 868 else if (nargin == 0) | |
| 869 retval = octave_errno::get (); | |
| 3716 | 870 else |
| 5823 | 871 print_usage (); |
| 3716 | 872 |
| 873 return retval; | |
| 874 } | |
| 875 | |
| 5465 | 876 DEFUN (errno_list, args, , |
| 877 "-*- texinfo -*-\n\ | |
| 878 @deftypefn {Built-in Function} {} errno_list ()\n\ | |
| 879 Return a structure containing the system-dependent errno values.\n\ | |
| 880 @end deftypefn") | |
| 881 { | |
| 882 octave_value retval; | |
| 883 | |
| 884 if (args.length () == 0) | |
| 885 retval = octave_errno::list (); | |
| 886 else | |
| 5823 | 887 print_usage (); |
| 5465 | 888 |
| 889 return retval; | |
| 890 } | |
| 3716 | 891 |
| 2285 | 892 static void |
| 5275 | 893 check_dimensions (octave_idx_type& nr, octave_idx_type& nc, const char *warnfor) |
| 3354 | 894 { |
| 895 if (nr < 0 || nc < 0) | |
| 896 { | |
| 5781 | 897 warning_with_id ("Octave:neg-dim-as-zero", |
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898 "%s: converting negative dimension to zero", warnfor); |
| 3354 | 899 |
| 4457 | 900 nr = (nr < 0) ? 0 : nr; |
| 901 nc = (nc < 0) ? 0 : nc; | |
| 3354 | 902 } |
| 903 } | |
| 904 | |
| 905 void | |
| 4513 | 906 check_dimensions (dim_vector& dim, const char *warnfor) |
| 4481 | 907 { |
| 908 bool neg = false; | |
| 909 | |
| 910 for (int i = 0; i < dim.length (); i++) | |
| 911 { | |
| 912 if (dim(i) < 0) | |
| 913 { | |
| 914 dim(i) = 0; | |
| 915 neg = true; | |
| 916 } | |
| 917 } | |
| 918 | |
| 5781 | 919 if (neg) |
| 920 warning_with_id ("Octave:neg-dim-as-zero", | |
|
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|
921 "%s: converting negative dimension to zero", warnfor); |
| 4481 | 922 } |
| 923 | |
| 924 | |
| 925 void | |
| 926 get_dimensions (const octave_value& a, const char *warn_for, | |
| 4513 | 927 dim_vector& dim) |
| 4481 | 928 { |
| 929 if (a.is_scalar_type ()) | |
| 930 { | |
| 931 dim.resize (2); | |
| 4732 | 932 dim(0) = a.int_value (); |
| 4481 | 933 dim(1) = dim(0); |
| 934 } | |
| 935 else | |
| 936 { | |
| 5275 | 937 octave_idx_type nr = a.rows (); |
| 938 octave_idx_type nc = a.columns (); | |
| 4481 | 939 |
| 940 if (nr == 1 || nc == 1) | |
| 941 { | |
| 942 Array<double> v = a.vector_value (); | |
| 943 | |
| 944 if (error_state) | |
| 945 return; | |
| 946 | |
| 5275 | 947 octave_idx_type n = v.length (); |
| 4481 | 948 dim.resize (n); |
| 5275 | 949 for (octave_idx_type i = 0; i < n; i++) |
| 4783 | 950 dim(i) = static_cast<int> (fix (v(i))); |
| 4481 | 951 } |
| 952 else | |
| 5257 | 953 error ("%s (A): use %s (size (A)) instead", warn_for, warn_for); |
| 4481 | 954 } |
| 955 | |
| 5258 | 956 if (! error_state) |
| 957 check_dimensions (dim, warn_for); // May set error_state. | |
| 4481 | 958 } |
| 959 | |
| 960 | |
| 961 void | |
| 3354 | 962 get_dimensions (const octave_value& a, const char *warn_for, |
|
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963 octave_idx_type& nr, octave_idx_type& nc) |
| 3354 | 964 { |
| 965 if (a.is_scalar_type ()) | |
| 966 { | |
| 4732 | 967 nr = nc = a.int_value (); |
| 3354 | 968 } |
| 969 else | |
| 970 { | |
| 971 nr = a.rows (); | |
| 972 nc = a.columns (); | |
| 973 | |
| 974 if ((nr == 1 && nc == 2) || (nr == 2 && nc == 1)) | |
|
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975 { |
|
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|
976 Array<double> v = a.vector_value (); |
| 3354 | 977 |
|
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|
978 if (error_state) |
|
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979 return; |
| 3354 | 980 |
|
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981 nr = static_cast<octave_idx_type> (fix (v (0))); |
|
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|
982 nc = static_cast<octave_idx_type> (fix (v (1))); |
|
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|
983 } |
| 3354 | 984 else |
|
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|
985 error ("%s (A): use %s (size (A)) instead", warn_for, warn_for); |
| 3354 | 986 } |
| 987 | |
| 5258 | 988 if (! error_state) |
| 989 check_dimensions (nr, nc, warn_for); // May set error_state. | |
| 3354 | 990 } |
| 991 | |
| 992 void | |
| 993 get_dimensions (const octave_value& a, const octave_value& b, | |
|
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994 const char *warn_for, octave_idx_type& nr, octave_idx_type& nc) |
| 3354 | 995 { |
| 4732 | 996 nr = a.is_empty () ? 0 : a.int_value (); |
| 997 nc = b.is_empty () ? 0 : b.int_value (); | |
| 3354 | 998 |
| 999 if (error_state) | |
| 1000 error ("%s: expecting two scalar arguments", warn_for); | |
| 1001 else | |
| 1002 check_dimensions (nr, nc, warn_for); // May set error_state. | |
| 1003 } | |
| 1004 | |
|
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|
1005 octave_idx_type |
|
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|
1006 dims_to_numel (const dim_vector& dims, const octave_value_list& idx) |
|
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1007 { |
|
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|
1008 octave_idx_type retval; |
|
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|
1009 |
|
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1010 octave_idx_type len = idx.length (); |
|
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1011 |
|
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1012 if (len == 0) |
|
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1013 retval = dims.numel (); |
|
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|
1014 else |
|
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|
1015 { |
|
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|
1016 const dim_vector dv = dims.redim (len); |
|
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1017 retval = 1; |
|
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|
1018 for (octave_idx_type i = 0; i < len; i++) |
|
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1019 { |
|
9842
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|
1020 octave_value idxi = idx(i); |
|
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1021 if (idxi.is_magic_colon ()) |
|
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1022 retval *= dv(i); |
|
9842
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|
1023 else if (idxi.is_numeric_type ()) |
|
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1024 retval *= idxi.numel (); |
|
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1025 else |
|
9842
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|
1026 { |
|
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|
1027 idx_vector jdx = idxi.index_vector (); |
|
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1028 if (error_state) |
|
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|
1029 break; |
|
10519b4d6507
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|
1030 retval *= jdx.length (dv(i)); |
|
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|
1031 } |
|
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|
1032 } |
|
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|
1033 } |
|
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|
1034 |
|
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1035 return retval; |
|
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|
1036 } |
|
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|
1037 |
|
10033
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|
1038 void |
|
f349847c4541
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|
1039 decode_subscripts (const char* name, const octave_value& arg, |
|
10315
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|
1040 std::string& type_string, |
|
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|
1041 std::list<octave_value_list>& idx) |
|
10033
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|
1042 { |
|
11066
e678346a47d9
toplev.cc, sighandlers.cc, utils.cc, octave.cc, pt-eval.cc pt-idx.cc: Octave_map to octave_map and octave_scalar_map conversion
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1043 const octave_map m = arg.map_value (); |
|
10033
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|
1044 |
|
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|
1045 if (! error_state |
|
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|
1046 && m.nfields () == 2 && m.contains ("type") && m.contains ("subs")) |
|
f349847c4541
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|
1047 { |
|
11066
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John W. Eaton <jwe@octave.org>
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|
1048 const Cell type = m.contents ("type"); |
|
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|
1049 const Cell subs = m.contents ("subs"); |
|
10033
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|
1050 |
|
11066
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|
1051 octave_idx_type nel = type.numel (); |
|
10033
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|
1052 |
|
11066
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John W. Eaton <jwe@octave.org>
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|
1053 type_string = std::string (nel, '\0'); |
|
e678346a47d9
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|
1054 |
|
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changeset
|
1055 for (int k = 0; k < nel; k++) |
|
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1056 { |
|
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|
1057 std::string item = type(k).string_value (); |
|
10033
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|
1058 |
|
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1059 if (! error_state) |
|
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|
1060 { |
|
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|
1061 if (item == "{}") |
|
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|
1062 type_string[k] = '{'; |
|
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|
1063 else if (item == "()") |
|
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|
1064 type_string[k] = '('; |
|
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|
1065 else if (item == ".") |
|
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|
1066 type_string[k] = '.'; |
|
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|
1067 else |
|
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|
1068 { |
|
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|
1069 error("%s: invalid indexing type `%s'", name, item.c_str ()); |
|
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|
1070 return; |
|
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|
1071 } |
|
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|
1072 } |
|
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|
1073 else |
|
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|
1074 { |
|
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|
1075 error ("%s: expecting type(%d) to be a character string", |
|
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|
1076 name, k+1); |
|
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|
1077 return; |
|
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changeset
|
1078 } |
|
10033
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|
1079 |
|
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|
1080 octave_value_list idx_item; |
|
10033
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changeset
|
1081 |
|
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changeset
|
1082 if (subs(k).is_string ()) |
|
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changeset
|
1083 idx_item(0) = subs(k); |
|
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|
1084 else if (subs(k).is_cell ()) |
|
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|
1085 { |
|
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changeset
|
1086 Cell subs_cell = subs(k).cell_value (); |
|
10033
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optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
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changeset
|
1087 |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1088 for (int n = 0; n < subs_cell.length (); n++) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1089 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1090 if (subs_cell(n).is_string () |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1091 && subs_cell(n).string_value () == ":") |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1092 idx_item(n) = octave_value(octave_value::magic_colon_t); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1093 else |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1094 idx_item(n) = subs_cell(n); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1095 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1096 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1097 else |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1098 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1099 error ("%s: expecting subs(%d) to be a character string or cell array", |
|
57a59eae83cc
untabify src C++ source files
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parents:
10257
diff
changeset
|
1100 name, k+1); |
|
57a59eae83cc
untabify src C++ source files
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parents:
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|
1101 return; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10257
diff
changeset
|
1102 } |
|
10033
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9842
diff
changeset
|
1103 |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10257
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changeset
|
1104 idx.push_back (idx_item); |
|
57a59eae83cc
untabify src C++ source files
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parents:
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diff
changeset
|
1105 } |
|
10033
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9842
diff
changeset
|
1106 } |
|
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9842
diff
changeset
|
1107 else |
|
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
parents:
9842
diff
changeset
|
1108 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>
parents:
9842
diff
changeset
|
1109 } |
|
f349847c4541
optimize cellfun (@subsref, args, {subs}, uniformoutput, true) case
Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
1110 |
| 4478 | 1111 Matrix |
| 5275 | 1112 identity_matrix (octave_idx_type nr, octave_idx_type nc) |
| 4478 | 1113 { |
| 1114 Matrix m (nr, nc, 0.0); | |
| 1115 | |
| 1116 if (nr > 0 && nc > 0) | |
| 1117 { | |
| 5275 | 1118 octave_idx_type n = std::min (nr, nc); |
| 4478 | 1119 |
| 5275 | 1120 for (octave_idx_type i = 0; i < n; i++) |
|
10315
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
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|
1121 m (i, i) = 1.0; |
| 4478 | 1122 } |
| 1123 | |
| 1124 return m; | |
| 1125 } | |
| 1126 | |
|
7789
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7481
diff
changeset
|
1127 FloatMatrix |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7481
diff
changeset
|
1128 float_identity_matrix (octave_idx_type nr, octave_idx_type nc) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7481
diff
changeset
|
1129 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7481
diff
changeset
|
1130 FloatMatrix m (nr, nc, 0.0); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7481
diff
changeset
|
1131 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7481
diff
changeset
|
1132 if (nr > 0 && nc > 0) |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7481
diff
changeset
|
1133 { |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7481
diff
changeset
|
1134 octave_idx_type n = std::min (nr, nc); |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7481
diff
changeset
|
1135 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
7481
diff
changeset
|
1136 for (octave_idx_type i = 0; i < n; i++) |
|
10315
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untabify src C++ source files
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changeset
|
1137 m (i, i) = 1.0; |
|
7789
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1138 } |
|
82be108cc558
First attempt at single precision tyeps
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diff
changeset
|
1139 |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
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diff
changeset
|
1140 return m; |
|
82be108cc558
First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
1141 } |
|
82be108cc558
First attempt at single precision tyeps
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parents:
7481
diff
changeset
|
1142 |
|
8012
63dbb85452cc
fix extern decls in .cc files
John W. Eaton <jwe@octave.org>
parents:
7818
diff
changeset
|
1143 int |
| 3622 | 1144 octave_format (std::ostream& os, const char *fmt, ...) |
| 3620 | 1145 { |
| 1146 int retval = -1; | |
| 1147 | |
| 1148 va_list args; | |
| 1149 va_start (args, fmt); | |
| 1150 | |
| 1151 retval = octave_vformat (os, fmt, args); | |
| 1152 | |
| 1153 va_end (args); | |
| 1154 | |
| 1155 return retval; | |
| 1156 } | |
| 1157 | |
|
8012
63dbb85452cc
fix extern decls in .cc files
John W. Eaton <jwe@octave.org>
parents:
7818
diff
changeset
|
1158 int |
| 3622 | 1159 octave_vformat (std::ostream& os, const char *fmt, va_list args) |
| 3620 | 1160 { |
| 1161 int retval = -1; | |
| 1162 | |
| 3775 | 1163 #if defined (__GNUG__) && !CXX_ISO_COMPLIANT_LIBRARY |
| 3620 | 1164 |
| 4135 | 1165 std::streambuf *sb = os.rdbuf (); |
| 1166 | |
| 1167 if (sb) | |
| 4302 | 1168 { |
| 1169 BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE; | |
| 1170 | |
| 1171 retval = sb->vform (fmt, args); | |
| 1172 | |
| 1173 END_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE; | |
| 1174 } | |
| 3620 | 1175 |
| 1176 #else | |
| 1177 | |
| 1178 char *s = octave_vsnprintf (fmt, args); | |
| 1179 | |
| 1180 if (s) | |
| 1181 { | |
| 1182 os << s; | |
| 1183 | |
| 1184 retval = strlen (s); | |
| 1185 } | |
| 1186 | |
| 1187 #endif | |
| 1188 | |
| 1189 return retval; | |
| 1190 } | |
| 1191 | |
| 4302 | 1192 // We manage storage. User should not free it, and its contents are |
| 1193 // only valid until next call to vsnprintf. | |
| 1194 | |
| 1195 // Interrupts might happen if someone makes a call with something that | |
| 1196 // will require a very large buffer. If we are interrupted in that | |
| 1197 // case, we should make the buffer size smaller for the next call. | |
| 1198 | |
| 1199 #define BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE_FOR_VSNPRINTF \ | |
| 1200 BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE_1; \ | |
| 1201 delete [] buf; \ | |
| 1202 buf = 0; \ | |
| 1203 size = initial_size; \ | |
|
7481
78f3811155f7
use exceptions in liboctave error handler
John W. Eaton <jwe@octave.org>
parents:
7017
diff
changeset
|
1204 octave_rethrow_exception (); \ |
| 4302 | 1205 BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE_2 |
| 1206 | |
| 4485 | 1207 #if defined __GNUC__ && defined __va_copy |
| 1208 #define SAVE_ARGS(saved_args, args) __va_copy (saved_args, args) | |
| 1209 #elif defined va_copy | |
| 1210 #define SAVE_ARGS(saved_args, args) va_copy (saved_args, args) | |
| 1211 #else | |
| 1212 #define SAVE_ARGS(saved_args, args) saved_args = args | |
| 1213 #endif | |
| 1214 | |
| 4302 | 1215 char * |
| 1216 octave_vsnprintf (const char *fmt, va_list args) | |
| 1217 { | |
| 1218 static const size_t initial_size = 100; | |
| 1219 | |
| 1220 static size_t size = initial_size; | |
| 1221 | |
| 1222 static char *buf = 0; | |
| 1223 | |
|
10987
eec74ee00b32
eliminate some GCC warnings
John W. Eaton <jwe@octave.org>
parents:
10840
diff
changeset
|
1224 volatile int nchars = 0; |
| 4302 | 1225 |
| 1226 if (! buf) | |
| 1227 buf = new char [size]; | |
| 1228 | |
| 1229 if (! buf) | |
| 1230 return 0; | |
| 1231 | |
| 1232 while (1) | |
| 1233 { | |
| 4485 | 1234 va_list saved_args; |
| 1235 | |
| 1236 SAVE_ARGS (saved_args, args); | |
| 1237 | |
| 4302 | 1238 BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE_FOR_VSNPRINTF; |
| 1239 | |
| 4485 | 1240 nchars = octave_raw_vsnprintf (buf, size, fmt, saved_args); |
| 1241 | |
| 1242 va_end (saved_args); | |
| 4302 | 1243 |
| 1244 END_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE; | |
| 1245 | |
|
10257
cd550069240e
assume vsnprintf from gnulib; use sstream instead of snprintf
John W. Eaton <jwe@octave.org>
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10250
diff
changeset
|
1246 if (nchars > -1 && nchars < size) |
|
cd550069240e
assume vsnprintf from gnulib; use sstream instead of snprintf
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1247 break; |
| 4302 | 1248 else |
|
10257
cd550069240e
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parents:
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diff
changeset
|
1249 { |
|
cd550069240e
assume vsnprintf from gnulib; use sstream instead of snprintf
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1250 delete [] buf; |
| 4302 | 1251 |
|
10257
cd550069240e
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parents:
10250
diff
changeset
|
1252 size = nchars + 1;; |
|
cd550069240e
assume vsnprintf from gnulib; use sstream instead of snprintf
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parents:
10250
diff
changeset
|
1253 |
|
cd550069240e
assume vsnprintf from gnulib; use sstream instead of snprintf
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1254 buf = new char [size]; |
| 4302 | 1255 |
|
10257
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diff
changeset
|
1256 if (! buf) |
|
cd550069240e
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diff
changeset
|
1257 return 0; |
|
cd550069240e
assume vsnprintf from gnulib; use sstream instead of snprintf
John W. Eaton <jwe@octave.org>
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10250
diff
changeset
|
1258 } |
| 4302 | 1259 } |
| 1260 | |
| 1261 return buf; | |
| 1262 } | |
| 1263 | |
| 1264 char * | |
| 1265 octave_snprintf (const char *fmt, ...) | |
| 1266 { | |
| 1267 char *retval = 0; | |
| 1268 | |
| 1269 va_list args; | |
| 1270 va_start (args, fmt); | |
| 1271 | |
| 1272 retval = octave_vsnprintf (fmt, args); | |
| 1273 | |
| 1274 va_end (args); | |
| 1275 | |
| 1276 return retval; | |
| 1277 } | |
| 1278 | |
| 4086 | 1279 void |
| 1280 octave_sleep (double seconds) | |
| 1281 { | |
| 1282 if (seconds > 0) | |
| 1283 { | |
| 1284 double t; | |
| 1285 | |
| 4093 | 1286 unsigned int usec |
|
10315
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untabify src C++ source files
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diff
changeset
|
1287 = static_cast<unsigned int> (modf (seconds, &t) * 1000000); |
| 4086 | 1288 |
| 4093 | 1289 unsigned int sec |
|
10315
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untabify src C++ source files
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10257
diff
changeset
|
1290 = (t > UINT_MAX) ? UINT_MAX : static_cast<unsigned int> (t); |
| 4086 | 1291 |
| 5770 | 1292 // Versions of these functions that accept unsigned int args are |
| 1293 // defined in cutils.c. | |
| 4086 | 1294 octave_sleep (sec); |
| 1295 octave_usleep (usec); | |
|
10070
897e62651c0a
correctly handle interrupts in pause()
Jaroslav Hajek <highegg@gmail.com>
parents:
10066
diff
changeset
|
1296 |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
10086
diff
changeset
|
1297 octave_quit (); |
| 4086 | 1298 } |
| 1299 } | |
| 1300 | |
|
9487
2894af292e69
implement isindex function
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diff
changeset
|
1301 DEFUN (isindex, args, , |
|
2894af292e69
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diff
changeset
|
1302 "-*- texinfo -*-\n\ |
|
11431
0d9640d755b1
Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents:
11066
diff
changeset
|
1303 @deftypefn {Built-in Function} {} isindex (@var{ind})\n\ |
|
0d9640d755b1
Improve docstrings for all isXXX functions.
Rik <octave@nomad.inbox5.com>
parents:
11066
diff
changeset
|
1304 @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
|
1305 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
|
1306 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
|
1307 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
|
1308 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
|
1309 subsequent indexing using @var{ind} will not perform the check again.\n\ |
|
9487
2894af292e69
implement isindex function
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diff
changeset
|
1310 @end deftypefn") |
|
2894af292e69
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diff
changeset
|
1311 { |
|
2894af292e69
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diff
changeset
|
1312 octave_value retval; |
|
2894af292e69
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|
1313 int nargin = args.length (); |
|
2894af292e69
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changeset
|
1314 octave_idx_type n = 0; |
|
2894af292e69
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diff
changeset
|
1315 |
|
2894af292e69
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diff
changeset
|
1316 if (nargin == 2) |
|
2894af292e69
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changeset
|
1317 n = args(1).idx_type_value (); |
|
2894af292e69
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diff
changeset
|
1318 else if (nargin != 1) |
|
2894af292e69
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diff
changeset
|
1319 print_usage (); |
|
2894af292e69
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diff
changeset
|
1320 |
|
2894af292e69
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diff
changeset
|
1321 if (! error_state) |
|
2894af292e69
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diff
changeset
|
1322 { |
|
10066
2cd940306a06
make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
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10033
diff
changeset
|
1323 unwind_protect frame; |
|
10605
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allow non-integer ranges as indices conditionally
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10502
diff
changeset
|
1324 |
|
10613
e103fb2182ce
use internal variable instead of warning state to control whether to allow non-integer ranges as indices
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10605
diff
changeset
|
1325 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
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10605
diff
changeset
|
1326 Vallow_noninteger_range_as_index = false; |
|
10605
1834132fb50b
allow non-integer ranges as indices conditionally
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10502
diff
changeset
|
1327 |
|
10066
2cd940306a06
make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
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10033
diff
changeset
|
1328 frame.protect_var (error_state); |
|
10605
1834132fb50b
allow non-integer ranges as indices conditionally
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10502
diff
changeset
|
1329 |
|
10066
2cd940306a06
make unwind_protect frames local
Jaroslav Hajek <highegg@gmail.com>
parents:
10033
diff
changeset
|
1330 frame.protect_var (discard_error_messages); |
|
9487
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1331 discard_error_messages = true; |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
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|
1332 |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1333 try |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1334 { |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1335 idx_vector idx = args(0).index_vector (); |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
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|
1336 if (! error_state) |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1337 { |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1338 if (nargin == 2) |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1339 retval = idx.extent (n) <= n; |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1340 else |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1341 retval = true; |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1342 } |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1343 else |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1344 retval = false; |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1345 } |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1346 catch (octave_execution_exception) |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1347 { |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1348 retval = false; |
|
2894af292e69
implement isindex function
Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1349 } |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1350 } |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1351 |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1352 return retval; |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
9173
diff
changeset
|
1353 } |
|
2894af292e69
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1354 |
|
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allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1355 octave_value_list |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1356 do_simple_cellfun (octave_value_list (*fun) (const octave_value_list&, int), |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11575
diff
changeset
|
1357 const char *fun_name, const octave_value_list& args, |
|
10086
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allow more cells in strfind/strrep + supply a general mechanism
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parents:
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diff
changeset
|
1358 int nargout) |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1359 { |
|
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allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1360 octave_value_list new_args = args, retval; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1361 int nargin = args.length (); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1362 OCTAVE_LOCAL_BUFFER (bool, iscell, nargin); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1363 OCTAVE_LOCAL_BUFFER (Cell, cells, nargin); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1364 OCTAVE_LOCAL_BUFFER (Cell, rcells, nargout); |
|
76df75b10c80
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parents:
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diff
changeset
|
1365 |
|
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allow more cells in strfind/strrep + supply a general mechanism
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parents:
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diff
changeset
|
1366 const Cell *ccells = cells; |
|
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allow more cells in strfind/strrep + supply a general mechanism
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parents:
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diff
changeset
|
1367 |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1368 octave_idx_type numel = 1; |
|
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allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1369 dim_vector dims (1, 1); |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1370 |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1371 for (int i = 0; i < nargin; i++) |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1372 { |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1373 octave_value arg = new_args(i); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1374 iscell[i] = arg.is_cell (); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1375 if (iscell[i]) |
|
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allow more cells in strfind/strrep + supply a general mechanism
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parents:
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diff
changeset
|
1376 { |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1377 cells[i] = arg.cell_value (); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1378 octave_idx_type n = ccells[i].numel (); |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1379 if (n == 1) |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11575
diff
changeset
|
1380 { |
|
10086
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1381 iscell[i] = false; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1382 new_args(i) = ccells[i](0); |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1383 } |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1384 else if (numel == 1) |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1385 { |
|
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allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1386 numel = n; |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1387 dims = ccells[i].dims (); |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11575
diff
changeset
|
1388 } |
|
10086
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1389 else if (dims != ccells[i].dims ()) |
|
76df75b10c80
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parents:
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diff
changeset
|
1390 { |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1391 error ("%s: cell arguments must have matching sizes", fun_name); |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1392 break; |
|
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allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1393 } |
|
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parents:
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diff
changeset
|
1394 } |
|
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parents:
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diff
changeset
|
1395 } |
|
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parents:
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diff
changeset
|
1396 |
|
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parents:
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diff
changeset
|
1397 if (! error_state) |
|
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parents:
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diff
changeset
|
1398 { |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1399 for (int i = 0; i < nargout; i++) |
|
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parents:
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diff
changeset
|
1400 rcells[i].clear (dims); |
|
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parents:
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diff
changeset
|
1401 |
|
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parents:
10070
diff
changeset
|
1402 for (octave_idx_type j = 0; j < numel; j++) |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1403 { |
|
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parents:
10070
diff
changeset
|
1404 for (int i = 0; i < nargin; i++) |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1405 if (iscell[i]) |
|
76df75b10c80
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Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1406 new_args(i) = ccells[i](j); |
|
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1407 |
|
10142
829e69ec3110
make OCTAVE_QUIT a function
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1408 octave_quit (); |
|
10086
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parents:
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diff
changeset
|
1409 |
|
76df75b10c80
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parents:
10070
diff
changeset
|
1410 const octave_value_list tmp = fun (new_args, nargout); |
|
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parents:
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changeset
|
1411 |
|
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parents:
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diff
changeset
|
1412 if (tmp.length () < nargout) |
|
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parents:
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diff
changeset
|
1413 { |
|
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parents:
10070
diff
changeset
|
1414 error ("%s: do_simple_cellfun: internal error", fun_name); |
|
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changeset
|
1415 break; |
|
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parents:
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diff
changeset
|
1416 } |
|
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changeset
|
1417 else |
|
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parents:
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diff
changeset
|
1418 { |
|
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parents:
10070
diff
changeset
|
1419 for (int i = 0; i < nargout; i++) |
|
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diff
changeset
|
1420 rcells[i](j) = tmp(i); |
|
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diff
changeset
|
1421 } |
|
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changeset
|
1422 } |
|
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|
1423 } |
|
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changeset
|
1424 |
|
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changeset
|
1425 if (! error_state) |
|
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diff
changeset
|
1426 { |
|
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diff
changeset
|
1427 retval.resize (nargout); |
|
76df75b10c80
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diff
changeset
|
1428 for (int i = 0; i < nargout; i++) |
|
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changeset
|
1429 retval(i) = rcells[i]; |
|
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changeset
|
1430 } |
|
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changeset
|
1431 |
|
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diff
changeset
|
1432 return retval; |
|
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diff
changeset
|
1433 } |
|
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changeset
|
1434 |
|
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changeset
|
1435 octave_value |
|
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diff
changeset
|
1436 do_simple_cellfun (octave_value_list (*fun) (const octave_value_list&, int), |
|
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changeset
|
1437 const char *fun_name, const octave_value_list& args) |
|
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|
1438 { |
|
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diff
changeset
|
1439 octave_value retval; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
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diff
changeset
|
1440 const octave_value_list tmp = do_simple_cellfun (fun, fun_name, args, 1); |
|
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changeset
|
1441 if (tmp.length () > 0) |
|
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diff
changeset
|
1442 retval = tmp(0); |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1443 |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1444 return retval; |
|
76df75b10c80
allow more cells in strfind/strrep + supply a general mechanism
Jaroslav Hajek <highegg@gmail.com>
parents:
10070
diff
changeset
|
1445 } |