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24330d27 | 1 | /* |
793e946c | 2 | * $RCSId: xc/lib/fontconfig/src/fccfg.c,v 1.23 2002/08/31 22:17:32 keithp Exp $ |
24330d27 | 3 | * |
46b51147 | 4 | * Copyright © 2000 Keith Packard |
24330d27 KP |
5 | * |
6 | * Permission to use, copy, modify, distribute, and sell this software and its | |
7 | * documentation for any purpose is hereby granted without fee, provided that | |
8 | * the above copyright notice appear in all copies and that both that | |
9 | * copyright notice and this permission notice appear in supporting | |
10 | * documentation, and that the name of Keith Packard not be used in | |
11 | * advertising or publicity pertaining to distribution of the software without | |
12 | * specific, written prior permission. Keith Packard makes no | |
13 | * representations about the suitability of this software for any purpose. It | |
14 | * is provided "as is" without express or implied warranty. | |
15 | * | |
16 | * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, | |
17 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO | |
18 | * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR | |
19 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, | |
20 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER | |
21 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR | |
22 | * PERFORMANCE OF THIS SOFTWARE. | |
23 | */ | |
24 | ||
f468f568 PL |
25 | #include <dirent.h> |
26 | #include <sys/types.h> | |
24330d27 KP |
27 | #include "fcint.h" |
28 | ||
92af858f | 29 | #if defined (_WIN32) && (defined (PIC) || defined (DLL_EXPORT)) |
daeed6e0 TL |
30 | #define STRICT |
31 | #include <windows.h> | |
32 | #undef STRICT | |
33 | #endif | |
34 | ||
e5206dbc TL |
35 | #if defined (_WIN32) && !defined (R_OK) |
36 | #define R_OK 4 | |
37 | #endif | |
38 | ||
6e9fc5de | 39 | FcConfig *_fcConfig; |
24330d27 KP |
40 | |
41 | FcConfig * | |
42 | FcConfigCreate (void) | |
43 | { | |
44 | FcSetName set; | |
45 | FcConfig *config; | |
46 | ||
47 | config = malloc (sizeof (FcConfig)); | |
48 | if (!config) | |
49 | goto bail0; | |
179c3995 | 50 | FcMemAlloc (FC_MEM_CONFIG, sizeof (FcConfig)); |
24330d27 | 51 | |
179c3995 KP |
52 | config->configDirs = FcStrSetCreate (); |
53 | if (!config->configDirs) | |
24330d27 | 54 | goto bail1; |
24330d27 | 55 | |
179c3995 | 56 | config->configFiles = FcStrSetCreate (); |
24330d27 KP |
57 | if (!config->configFiles) |
58 | goto bail2; | |
179c3995 KP |
59 | |
60 | config->fontDirs = FcStrSetCreate (); | |
61 | if (!config->fontDirs) | |
62 | goto bail3; | |
24330d27 | 63 | |
d47c9d6e KP |
64 | config->acceptGlobs = FcStrSetCreate (); |
65 | if (!config->acceptGlobs) | |
66 | goto bail4; | |
67 | ||
68 | config->rejectGlobs = FcStrSetCreate (); | |
69 | if (!config->rejectGlobs) | |
70 | goto bail5; | |
71 | ||
4f27c1c0 KP |
72 | config->acceptPatterns = FcFontSetCreate (); |
73 | if (!config->acceptPatterns) | |
74 | goto bail6; | |
75 | ||
76 | config->rejectPatterns = FcFontSetCreate (); | |
77 | if (!config->rejectPatterns) | |
78 | goto bail7; | |
79 | ||
24330d27 | 80 | config->cache = 0; |
ff3f1f98 KP |
81 | if (FcConfigHome()) |
82 | if (!FcConfigSetCache (config, (FcChar8 *) ("~/" FC_USER_CACHE_FILE))) | |
4f27c1c0 | 83 | goto bail8; |
24330d27 | 84 | |
f4c52909 TL |
85 | #ifdef _WIN32 |
86 | if (config->cache == 0) | |
87 | { | |
88 | /* If no home, use the temp folder. */ | |
89 | FcChar8 dummy[1]; | |
90 | int templen = GetTempPath (1, dummy); | |
91 | FcChar8 *temp = malloc (templen + 1); | |
92 | ||
93 | if (temp) | |
94 | { | |
95 | FcChar8 *cache_dir; | |
96 | ||
97 | GetTempPath (templen + 1, temp); | |
98 | cache_dir = FcStrPlus (temp, FC_USER_CACHE_FILE); | |
99 | free (temp); | |
100 | if (!FcConfigSetCache (config, cache_dir)) | |
101 | { | |
102 | FcStrFree (cache_dir); | |
103 | goto bail6; | |
104 | } | |
105 | FcStrFree (cache_dir); | |
106 | } | |
107 | } | |
108 | #endif | |
109 | ||
24330d27 KP |
110 | config->blanks = 0; |
111 | ||
112 | config->substPattern = 0; | |
113 | config->substFont = 0; | |
114 | config->maxObjects = 0; | |
115 | for (set = FcSetSystem; set <= FcSetApplication; set++) | |
116 | config->fonts[set] = 0; | |
179c3995 KP |
117 | |
118 | config->rescanTime = time(0); | |
119 | config->rescanInterval = 30; | |
24330d27 KP |
120 | |
121 | return config; | |
122 | ||
4f27c1c0 KP |
123 | bail8: |
124 | FcFontSetDestroy (config->rejectPatterns); | |
125 | bail7: | |
126 | FcFontSetDestroy (config->acceptPatterns); | |
d47c9d6e KP |
127 | bail6: |
128 | FcStrSetDestroy (config->rejectGlobs); | |
129 | bail5: | |
130 | FcStrSetDestroy (config->acceptGlobs); | |
179c3995 KP |
131 | bail4: |
132 | FcStrSetDestroy (config->fontDirs); | |
24330d27 | 133 | bail3: |
179c3995 | 134 | FcStrSetDestroy (config->configFiles); |
24330d27 | 135 | bail2: |
179c3995 | 136 | FcStrSetDestroy (config->configDirs); |
24330d27 KP |
137 | bail1: |
138 | free (config); | |
179c3995 | 139 | FcMemFree (FC_MEM_CONFIG, sizeof (FcConfig)); |
24330d27 KP |
140 | bail0: |
141 | return 0; | |
142 | } | |
143 | ||
4645eedf | 144 | static FcFileTime |
179c3995 KP |
145 | FcConfigNewestFile (FcStrSet *files) |
146 | { | |
147 | FcStrList *list = FcStrListCreate (files); | |
4645eedf | 148 | FcFileTime newest = { 0, FcFalse }; |
179c3995 KP |
149 | FcChar8 *file; |
150 | struct stat statb; | |
151 | ||
152 | if (list) | |
153 | { | |
154 | while ((file = FcStrListNext (list))) | |
179c3995 | 155 | if (stat ((char *) file, &statb) == 0) |
4645eedf | 156 | if (!newest.set || statb.st_mtime - newest.time > 0) |
b68b9646 KP |
157 | { |
158 | newest.set = FcTrue; | |
4645eedf | 159 | newest.time = statb.st_mtime; |
b68b9646 | 160 | } |
179c3995 KP |
161 | FcStrListDone (list); |
162 | } | |
163 | return newest; | |
164 | } | |
165 | ||
2b25f00c PL |
166 | FcFileTime |
167 | FcConfigModifiedTime (FcConfig *config) | |
168 | { | |
169 | if (!config) | |
170 | { | |
171 | FcFileTime v = { 0, FcFalse }; | |
172 | config = FcConfigGetCurrent (); | |
173 | if (!config) | |
174 | return v; | |
175 | } | |
176 | return FcConfigNewestFile (config->configFiles); | |
177 | } | |
178 | ||
179c3995 KP |
179 | FcBool |
180 | FcConfigUptoDate (FcConfig *config) | |
181 | { | |
4645eedf KP |
182 | FcFileTime config_time, font_time; |
183 | time_t now = time(0); | |
179c3995 KP |
184 | if (!config) |
185 | { | |
186 | config = FcConfigGetCurrent (); | |
187 | if (!config) | |
188 | return FcFalse; | |
189 | } | |
190 | config_time = FcConfigNewestFile (config->configFiles); | |
28f93bc4 | 191 | font_time = FcConfigNewestFile (config->fontDirs); |
4645eedf | 192 | if ((config_time.set && config_time.time - config->rescanTime > 0) || |
28f93bc4 | 193 | (font_time.set && (font_time.time - config->rescanTime) > 0)) |
179c3995 KP |
194 | { |
195 | return FcFalse; | |
196 | } | |
197 | config->rescanTime = now; | |
198 | return FcTrue; | |
199 | } | |
200 | ||
24330d27 KP |
201 | static void |
202 | FcSubstDestroy (FcSubst *s) | |
203 | { | |
204 | FcSubst *n; | |
205 | ||
206 | while (s) | |
207 | { | |
208 | n = s->next; | |
f4007a67 KP |
209 | if (s->test) |
210 | FcTestDestroy (s->test); | |
211 | if (s->edit) | |
212 | FcEditDestroy (s->edit); | |
34cd0514 CW |
213 | free (s); |
214 | FcMemFree (FC_MEM_SUBST, sizeof (FcSubst)); | |
24330d27 KP |
215 | s = n; |
216 | } | |
217 | } | |
218 | ||
24330d27 KP |
219 | void |
220 | FcConfigDestroy (FcConfig *config) | |
221 | { | |
222 | FcSetName set; | |
24330d27 | 223 | |
179c3995 KP |
224 | if (config == _fcConfig) |
225 | _fcConfig = 0; | |
226 | ||
227 | FcStrSetDestroy (config->configDirs); | |
228 | FcStrSetDestroy (config->fontDirs); | |
229 | FcStrSetDestroy (config->configFiles); | |
d47c9d6e KP |
230 | FcStrSetDestroy (config->acceptGlobs); |
231 | FcStrSetDestroy (config->rejectGlobs); | |
4f27c1c0 KP |
232 | FcFontSetDestroy (config->acceptPatterns); |
233 | FcFontSetDestroy (config->rejectPatterns); | |
179c3995 | 234 | |
34cd0514 CW |
235 | if (config->blanks) |
236 | FcBlanksDestroy (config->blanks); | |
237 | ||
ee1debfd KP |
238 | if (config->cache) |
239 | FcStrFree (config->cache); | |
24330d27 KP |
240 | |
241 | FcSubstDestroy (config->substPattern); | |
242 | FcSubstDestroy (config->substFont); | |
243 | for (set = FcSetSystem; set <= FcSetApplication; set++) | |
244 | if (config->fonts[set]) | |
245 | FcFontSetDestroy (config->fonts[set]); | |
34cd0514 | 246 | |
179c3995 KP |
247 | free (config); |
248 | FcMemFree (FC_MEM_CONFIG, sizeof (FcConfig)); | |
24330d27 KP |
249 | } |
250 | ||
251 | /* | |
252 | * Scan the current list of directories in the configuration | |
253 | * and build the set of available fonts. Update the | |
254 | * per-user cache file to reflect the new configuration | |
255 | */ | |
256 | ||
257 | FcBool | |
258 | FcConfigBuildFonts (FcConfig *config) | |
259 | { | |
4262e0b3 | 260 | FcFontSet *fonts, *cached_fonts; |
327a7fd4 KP |
261 | FcGlobalCache *cache; |
262 | FcStrList *list; | |
03a212e5 | 263 | FcStrSet *oldDirs; |
327a7fd4 | 264 | FcChar8 *dir; |
24330d27 KP |
265 | |
266 | fonts = FcFontSetCreate (); | |
267 | if (!fonts) | |
268 | goto bail0; | |
1b7be377 | 269 | |
327a7fd4 | 270 | cache = FcGlobalCacheCreate (); |
24330d27 KP |
271 | if (!cache) |
272 | goto bail1; | |
24330d27 | 273 | |
03a212e5 PL |
274 | oldDirs = FcStrSetCreate (); |
275 | if (!oldDirs) | |
276 | goto bail2; | |
277 | ||
1b7be377 | 278 | if (config->cache) |
2b25f00c | 279 | FcGlobalCacheLoad (cache, oldDirs, config->cache, config); |
1b7be377 PL |
280 | |
281 | cached_fonts = FcCacheRead(config, cache); | |
4262e0b3 PL |
282 | if (!cached_fonts) |
283 | { | |
284 | list = FcConfigGetFontDirs (config); | |
285 | if (!list) | |
03a212e5 | 286 | goto bail2; |
4262e0b3 PL |
287 | |
288 | while ((dir = FcStrListNext (list))) | |
289 | { | |
290 | if (FcDebug () & FC_DBG_FONTSET) | |
03a212e5 | 291 | printf ("build scan dir %s\n", dir); |
4262e0b3 PL |
292 | FcDirScanConfig (fonts, config->fontDirs, cache, |
293 | config->blanks, dir, FcFalse, config); | |
294 | } | |
295 | ||
296 | FcStrListDone (list); | |
297 | } | |
298 | else | |
24330d27 | 299 | { |
4262e0b3 PL |
300 | int i; |
301 | ||
03a212e5 PL |
302 | for (i = 0; i < oldDirs->num; i++) |
303 | { | |
304 | if (FcDebug () & FC_DBG_FONTSET) | |
13cdf607 | 305 | printf ("scan dir %s\n", oldDirs->strs[i]); |
03a212e5 PL |
306 | FcDirScanConfig (fonts, config->fontDirs, cache, |
307 | config->blanks, oldDirs->strs[i], | |
308 | FcFalse, config); | |
309 | } | |
310 | ||
4262e0b3 PL |
311 | for (i = 0; i < cached_fonts->nfont; i++) |
312 | { | |
9fad72ab | 313 | FcChar8 *cfn; |
51af0509 | 314 | FcPatternGetString (cached_fonts->fonts[i], FC_FILE, 0, &cfn); |
e0421d02 | 315 | |
ced3f0a0 | 316 | if (FcConfigAcceptFont (config, cached_fonts->fonts[i]) && |
9fad72ab | 317 | (cfn && FcConfigAcceptFilename (config, cfn))) |
4262e0b3 | 318 | FcFontSetAdd (fonts, cached_fonts->fonts[i]); |
1b7be377 PL |
319 | |
320 | cached_fonts->fonts[i] = 0; /* prevent free in FcFontSetDestroy */ | |
4262e0b3 | 321 | } |
1b7be377 | 322 | cached_fonts->nfont = 0; |
4262e0b3 | 323 | FcFontSetDestroy (cached_fonts); |
24330d27 KP |
324 | } |
325 | ||
326 | if (FcDebug () & FC_DBG_FONTSET) | |
327 | FcFontSetPrint (fonts); | |
328 | ||
ee1debfd | 329 | if (config->cache) |
8a0b0ed6 | 330 | FcGlobalCacheSave (cache, config->cache, config); |
327a7fd4 | 331 | FcGlobalCacheDestroy (cache); |
03a212e5 | 332 | FcStrSetDestroy (oldDirs); |
24330d27 KP |
333 | |
334 | FcConfigSetFonts (config, fonts, FcSetSystem); | |
335 | ||
336 | return FcTrue; | |
03a212e5 PL |
337 | bail2: |
338 | FcStrSetDestroy (oldDirs); | |
24330d27 KP |
339 | bail1: |
340 | FcFontSetDestroy (fonts); | |
341 | bail0: | |
342 | return FcFalse; | |
343 | } | |
344 | ||
345 | FcBool | |
346 | FcConfigSetCurrent (FcConfig *config) | |
347 | { | |
348 | if (!config->fonts) | |
349 | if (!FcConfigBuildFonts (config)) | |
350 | return FcFalse; | |
351 | ||
6e9fc5de KP |
352 | if (_fcConfig) |
353 | FcConfigDestroy (_fcConfig); | |
354 | _fcConfig = config; | |
24330d27 KP |
355 | return FcTrue; |
356 | } | |
357 | ||
358 | FcConfig * | |
359 | FcConfigGetCurrent (void) | |
360 | { | |
6e9fc5de KP |
361 | if (!_fcConfig) |
362 | if (!FcInit ()) | |
363 | return 0; | |
364 | return _fcConfig; | |
24330d27 KP |
365 | } |
366 | ||
367 | FcBool | |
179c3995 KP |
368 | FcConfigAddConfigDir (FcConfig *config, |
369 | const FcChar8 *d) | |
24330d27 | 370 | { |
179c3995 KP |
371 | return FcStrSetAddFilename (config->configDirs, d); |
372 | } | |
24330d27 | 373 | |
179c3995 KP |
374 | FcStrList * |
375 | FcConfigGetConfigDirs (FcConfig *config) | |
376 | { | |
377 | if (!config) | |
24330d27 | 378 | { |
179c3995 KP |
379 | config = FcConfigGetCurrent (); |
380 | if (!config) | |
381 | return 0; | |
24330d27 | 382 | } |
179c3995 KP |
383 | return FcStrListCreate (config->configDirs); |
384 | } | |
385 | ||
386 | FcBool | |
387 | FcConfigAddFontDir (FcConfig *config, | |
388 | const FcChar8 *d) | |
389 | { | |
390 | return FcStrSetAddFilename (config->fontDirs, d); | |
24330d27 KP |
391 | } |
392 | ||
f468f568 PL |
393 | static FcBool |
394 | FcConfigAddFontDirSubdirs (FcConfig *config, | |
395 | const FcChar8 *d) | |
396 | { | |
397 | DIR *dir; | |
398 | struct dirent *e; | |
399 | FcChar8 *subdir; | |
400 | ||
401 | if (!(dir = opendir ((char *) d))) | |
402 | return FcFalse; | |
403 | if (!(subdir = (FcChar8 *) malloc (strlen ((char *) d) + FC_MAX_FILE_LEN + 2))) | |
404 | { | |
405 | fprintf (stderr, "out of memory"); | |
406 | return FcFalse; | |
407 | } | |
408 | while ((e = readdir (dir))) | |
409 | { | |
410 | if (strcmp (e->d_name, ".") && strcmp (e->d_name, "..") && | |
411 | strlen (e->d_name) < FC_MAX_FILE_LEN) | |
412 | { | |
413 | strcpy ((char *)subdir, (char *)d); | |
414 | strcat ((char *)subdir, "/"); | |
415 | strcat ((char *)subdir, e->d_name); | |
416 | if (FcFileIsDir (subdir)) | |
417 | { | |
418 | FcConfigAddFontDir (config, subdir); | |
419 | FcConfigAddFontDirSubdirs (config, subdir); | |
420 | } | |
421 | } | |
422 | } | |
423 | free (subdir); | |
424 | closedir (dir); | |
425 | return FcTrue; | |
426 | } | |
427 | ||
cd9bca69 PL |
428 | const FcChar8 * |
429 | FcConfigNormalizeFontDir (FcConfig *config, | |
430 | const FcChar8 *d) | |
431 | { | |
432 | /* If this is a bottleneck, we can cache the fontDir inodes. */ | |
433 | ino_t di; | |
8a0b0ed6 | 434 | dev_t dd; |
3cf9f5ce | 435 | int n, n0; |
cd9bca69 PL |
436 | struct stat s; |
437 | ||
438 | if (stat ((char *)d, &s) == -1) | |
439 | return 0; | |
8a0b0ed6 | 440 | di = s.st_ino; dd = s.st_dev; |
cd9bca69 PL |
441 | |
442 | for (n = 0; n < config->fontDirs->num; n++) | |
443 | { | |
444 | if (stat ((char *)config->fontDirs->strs[n], &s) == -1) | |
445 | continue; | |
8a0b0ed6 | 446 | if (di == s.st_ino && dd == s.st_dev) |
cd9bca69 PL |
447 | return config->fontDirs->strs[n]; |
448 | } | |
f468f568 PL |
449 | |
450 | /* Ok, we didn't find it in fontDirs; let's add subdirs.... */ | |
3cf9f5ce | 451 | for (n = 0, n0 = config->fontDirs->num; n < n0; n++) |
f468f568 PL |
452 | FcConfigAddFontDirSubdirs (config, config->fontDirs->strs[n]); |
453 | ||
454 | /* ... and try again. */ | |
455 | for (n = 0; n < config->fontDirs->num; n++) | |
456 | { | |
457 | if (stat ((char *)config->fontDirs->strs[n], &s) == -1) | |
458 | continue; | |
459 | if (di == s.st_ino && dd == s.st_dev) | |
460 | return config->fontDirs->strs[n]; | |
461 | } | |
462 | ||
463 | /* if it fails, then really give up. */ | |
cd9bca69 PL |
464 | return 0; |
465 | } | |
466 | ||
179c3995 KP |
467 | FcBool |
468 | FcConfigAddDir (FcConfig *config, | |
469 | const FcChar8 *d) | |
470 | { | |
471 | return (FcConfigAddConfigDir (config, d) && | |
472 | FcConfigAddFontDir (config, d)); | |
473 | } | |
474 | ||
475 | FcStrList * | |
476 | FcConfigGetFontDirs (FcConfig *config) | |
24330d27 KP |
477 | { |
478 | if (!config) | |
479 | { | |
480 | config = FcConfigGetCurrent (); | |
481 | if (!config) | |
482 | return 0; | |
483 | } | |
179c3995 | 484 | return FcStrListCreate (config->fontDirs); |
24330d27 KP |
485 | } |
486 | ||
487 | FcBool | |
488 | FcConfigAddConfigFile (FcConfig *config, | |
ccb3e93b | 489 | const FcChar8 *f) |
24330d27 | 490 | { |
179c3995 KP |
491 | FcBool ret; |
492 | FcChar8 *file = FcConfigFilename (f); | |
493 | ||
24330d27 KP |
494 | if (!file) |
495 | return FcFalse; | |
179c3995 KP |
496 | |
497 | ret = FcStrSetAdd (config->configFiles, file); | |
498 | FcStrFree (file); | |
499 | return ret; | |
24330d27 KP |
500 | } |
501 | ||
179c3995 | 502 | FcStrList * |
24330d27 KP |
503 | FcConfigGetConfigFiles (FcConfig *config) |
504 | { | |
505 | if (!config) | |
506 | { | |
507 | config = FcConfigGetCurrent (); | |
508 | if (!config) | |
509 | return 0; | |
510 | } | |
179c3995 | 511 | return FcStrListCreate (config->configFiles); |
24330d27 KP |
512 | } |
513 | ||
514 | FcBool | |
515 | FcConfigSetCache (FcConfig *config, | |
ccb3e93b | 516 | const FcChar8 *c) |
24330d27 | 517 | { |
179c3995 KP |
518 | FcChar8 *new = FcStrCopyFilename (c); |
519 | ||
520 | if (!new) | |
521 | return FcFalse; | |
24330d27 | 522 | if (config->cache) |
179c3995 | 523 | FcStrFree (config->cache); |
24330d27 KP |
524 | config->cache = new; |
525 | return FcTrue; | |
526 | } | |
527 | ||
ccb3e93b | 528 | FcChar8 * |
24330d27 KP |
529 | FcConfigGetCache (FcConfig *config) |
530 | { | |
531 | if (!config) | |
532 | { | |
533 | config = FcConfigGetCurrent (); | |
534 | if (!config) | |
535 | return 0; | |
536 | } | |
537 | return config->cache; | |
538 | } | |
539 | ||
540 | FcFontSet * | |
541 | FcConfigGetFonts (FcConfig *config, | |
542 | FcSetName set) | |
543 | { | |
544 | if (!config) | |
545 | { | |
546 | config = FcConfigGetCurrent (); | |
547 | if (!config) | |
548 | return 0; | |
549 | } | |
550 | return config->fonts[set]; | |
551 | } | |
552 | ||
553 | void | |
554 | FcConfigSetFonts (FcConfig *config, | |
555 | FcFontSet *fonts, | |
556 | FcSetName set) | |
557 | { | |
558 | if (config->fonts[set]) | |
559 | FcFontSetDestroy (config->fonts[set]); | |
560 | config->fonts[set] = fonts; | |
561 | } | |
562 | ||
179c3995 KP |
563 | |
564 | ||
24330d27 KP |
565 | FcBlanks * |
566 | FcConfigGetBlanks (FcConfig *config) | |
567 | { | |
568 | if (!config) | |
569 | { | |
570 | config = FcConfigGetCurrent (); | |
571 | if (!config) | |
572 | return 0; | |
573 | } | |
574 | return config->blanks; | |
575 | } | |
576 | ||
577 | FcBool | |
578 | FcConfigAddBlank (FcConfig *config, | |
579 | FcChar32 blank) | |
580 | { | |
581 | FcBlanks *b; | |
582 | ||
583 | b = config->blanks; | |
584 | if (!b) | |
585 | { | |
586 | b = FcBlanksCreate (); | |
587 | if (!b) | |
588 | return FcFalse; | |
589 | } | |
590 | if (!FcBlanksAdd (b, blank)) | |
591 | return FcFalse; | |
592 | config->blanks = b; | |
593 | return FcTrue; | |
594 | } | |
595 | ||
179c3995 KP |
596 | int |
597 | FcConfigGetRescanInverval (FcConfig *config) | |
598 | { | |
599 | if (!config) | |
600 | { | |
601 | config = FcConfigGetCurrent (); | |
602 | if (!config) | |
603 | return 0; | |
604 | } | |
605 | return config->rescanInterval; | |
606 | } | |
607 | ||
608 | FcBool | |
609 | FcConfigSetRescanInverval (FcConfig *config, int rescanInterval) | |
610 | { | |
611 | if (!config) | |
612 | { | |
613 | config = FcConfigGetCurrent (); | |
614 | if (!config) | |
615 | return FcFalse; | |
616 | } | |
617 | config->rescanInterval = rescanInterval; | |
618 | return FcTrue; | |
619 | } | |
620 | ||
24330d27 KP |
621 | FcBool |
622 | FcConfigAddEdit (FcConfig *config, | |
623 | FcTest *test, | |
624 | FcEdit *edit, | |
625 | FcMatchKind kind) | |
626 | { | |
627 | FcSubst *subst, **prev; | |
628 | FcTest *t; | |
629 | int num; | |
630 | ||
631 | subst = (FcSubst *) malloc (sizeof (FcSubst)); | |
632 | if (!subst) | |
633 | return FcFalse; | |
9dac3c59 | 634 | FcMemAlloc (FC_MEM_SUBST, sizeof (FcSubst)); |
24330d27 KP |
635 | if (kind == FcMatchPattern) |
636 | prev = &config->substPattern; | |
637 | else | |
638 | prev = &config->substFont; | |
639 | for (; *prev; prev = &(*prev)->next); | |
640 | *prev = subst; | |
641 | subst->next = 0; | |
642 | subst->test = test; | |
643 | subst->edit = edit; | |
24330d27 KP |
644 | num = 0; |
645 | for (t = test; t; t = t->next) | |
938bc633 KP |
646 | { |
647 | if (t->kind == FcMatchDefault) | |
648 | t->kind = kind; | |
24330d27 | 649 | num++; |
938bc633 | 650 | } |
24330d27 KP |
651 | if (config->maxObjects < num) |
652 | config->maxObjects = num; | |
938bc633 KP |
653 | if (FcDebug () & FC_DBG_EDIT) |
654 | { | |
655 | printf ("Add Subst "); | |
656 | FcSubstPrint (subst); | |
657 | } | |
24330d27 KP |
658 | return FcTrue; |
659 | } | |
660 | ||
661 | typedef struct _FcSubState { | |
662 | FcPatternElt *elt; | |
663 | FcValueList *value; | |
664 | } FcSubState; | |
665 | ||
24330d27 KP |
666 | static FcValue |
667 | FcConfigPromote (FcValue v, FcValue u) | |
668 | { | |
669 | if (v.type == FcTypeInteger) | |
670 | { | |
671 | v.type = FcTypeDouble; | |
672 | v.u.d = (double) v.u.i; | |
673 | } | |
674 | else if (v.type == FcTypeVoid && u.type == FcTypeMatrix) | |
675 | { | |
4262e0b3 | 676 | v.u.m = &FcIdentityMatrix; |
327a7fd4 | 677 | v.type = FcTypeMatrix; |
24330d27 | 678 | } |
d8d73958 KP |
679 | else if (v.type == FcTypeString && u.type == FcTypeLangSet) |
680 | { | |
4262e0b3 | 681 | v.u.l = FcLangSetPromote (v.u.s); |
d8d73958 KP |
682 | v.type = FcTypeLangSet; |
683 | } | |
24330d27 KP |
684 | return v; |
685 | } | |
686 | ||
687 | FcBool | |
4262e0b3 | 688 | FcConfigCompareValue (const FcValue *left_o, |
ca4339b8 | 689 | FcOp op, |
4262e0b3 | 690 | const FcValue *right_o) |
24330d27 | 691 | { |
4262e0b3 PL |
692 | FcValue left = FcValueCanonicalize(left_o); |
693 | FcValue right = FcValueCanonicalize(right_o); | |
ca4339b8 | 694 | FcBool ret = FcFalse; |
24330d27 | 695 | |
74a623e0 KP |
696 | left = FcConfigPromote (left, right); |
697 | right = FcConfigPromote (right, left); | |
698 | if (left.type == right.type) | |
24330d27 | 699 | { |
74a623e0 | 700 | switch (left.type) { |
24330d27 KP |
701 | case FcTypeInteger: |
702 | break; /* FcConfigPromote prevents this from happening */ | |
703 | case FcTypeDouble: | |
704 | switch (op) { | |
705 | case FcOpEqual: | |
706 | case FcOpContains: | |
74a623e0 KP |
707 | case FcOpListing: |
708 | ret = left.u.d == right.u.d; | |
24330d27 | 709 | break; |
47d4f950 KP |
710 | case FcOpNotEqual: |
711 | case FcOpNotContains: | |
74a623e0 | 712 | ret = left.u.d != right.u.d; |
24330d27 KP |
713 | break; |
714 | case FcOpLess: | |
74a623e0 | 715 | ret = left.u.d < right.u.d; |
24330d27 KP |
716 | break; |
717 | case FcOpLessEqual: | |
74a623e0 | 718 | ret = left.u.d <= right.u.d; |
24330d27 KP |
719 | break; |
720 | case FcOpMore: | |
74a623e0 | 721 | ret = left.u.d > right.u.d; |
24330d27 KP |
722 | break; |
723 | case FcOpMoreEqual: | |
74a623e0 | 724 | ret = left.u.d >= right.u.d; |
24330d27 KP |
725 | break; |
726 | default: | |
727 | break; | |
728 | } | |
729 | break; | |
730 | case FcTypeBool: | |
731 | switch (op) { | |
732 | case FcOpEqual: | |
733 | case FcOpContains: | |
74a623e0 KP |
734 | case FcOpListing: |
735 | ret = left.u.b == right.u.b; | |
24330d27 | 736 | break; |
47d4f950 KP |
737 | case FcOpNotEqual: |
738 | case FcOpNotContains: | |
74a623e0 | 739 | ret = left.u.b != right.u.b; |
24330d27 KP |
740 | break; |
741 | default: | |
742 | break; | |
743 | } | |
744 | break; | |
745 | case FcTypeString: | |
746 | switch (op) { | |
747 | case FcOpEqual: | |
74a623e0 | 748 | case FcOpListing: |
4262e0b3 | 749 | ret = FcStrCmpIgnoreCase (left.u.s, right.u.s) == 0; |
24330d27 | 750 | break; |
d4d1e8bc | 751 | case FcOpContains: |
4262e0b3 | 752 | ret = FcStrStrIgnoreCase (left.u.s, right.u.s) != 0; |
d4d1e8bc | 753 | break; |
47d4f950 | 754 | case FcOpNotEqual: |
4262e0b3 | 755 | ret = FcStrCmpIgnoreCase (left.u.s, right.u.s) != 0; |
d4d1e8bc | 756 | break; |
f1a42f6b | 757 | case FcOpNotContains: |
4262e0b3 | 758 | ret = FcStrCmpIgnoreCase (left.u.s, right.u.s) == 0; |
f1a42f6b | 759 | break; |
24330d27 KP |
760 | default: |
761 | break; | |
762 | } | |
763 | break; | |
764 | case FcTypeMatrix: | |
765 | switch (op) { | |
766 | case FcOpEqual: | |
767 | case FcOpContains: | |
74a623e0 | 768 | case FcOpListing: |
4262e0b3 | 769 | ret = FcMatrixEqual (left.u.m, right.u.m); |
24330d27 KP |
770 | break; |
771 | case FcOpNotEqual: | |
47d4f950 | 772 | case FcOpNotContains: |
4262e0b3 | 773 | ret = !FcMatrixEqual (left.u.m, right.u.m); |
24330d27 KP |
774 | break; |
775 | default: | |
776 | break; | |
777 | } | |
778 | break; | |
779 | case FcTypeCharSet: | |
780 | switch (op) { | |
781 | case FcOpContains: | |
74a623e0 KP |
782 | case FcOpListing: |
783 | /* left contains right if right is a subset of left */ | |
4262e0b3 | 784 | ret = FcCharSetIsSubset (right.u.c, left.u.c); |
24330d27 | 785 | break; |
47d4f950 | 786 | case FcOpNotContains: |
74a623e0 | 787 | /* left contains right if right is a subset of left */ |
4262e0b3 | 788 | ret = !FcCharSetIsSubset (right.u.c, left.u.c); |
47d4f950 | 789 | break; |
24330d27 | 790 | case FcOpEqual: |
4262e0b3 | 791 | ret = FcCharSetEqual (left.u.c, right.u.c); |
24330d27 KP |
792 | break; |
793 | case FcOpNotEqual: | |
4262e0b3 | 794 | ret = !FcCharSetEqual (left.u.c, right.u.c); |
24330d27 KP |
795 | break; |
796 | default: | |
797 | break; | |
798 | } | |
799 | break; | |
d8d73958 KP |
800 | case FcTypeLangSet: |
801 | switch (op) { | |
802 | case FcOpContains: | |
74a623e0 | 803 | case FcOpListing: |
4262e0b3 | 804 | ret = FcLangSetContains (left.u.l, right.u.l); |
d8d73958 | 805 | break; |
47d4f950 | 806 | case FcOpNotContains: |
4262e0b3 | 807 | ret = !FcLangSetContains (left.u.l, right.u.l); |
47d4f950 | 808 | break; |
d8d73958 | 809 | case FcOpEqual: |
4262e0b3 | 810 | ret = FcLangSetEqual (left.u.l, right.u.l); |
d8d73958 KP |
811 | break; |
812 | case FcOpNotEqual: | |
4262e0b3 | 813 | ret = !FcLangSetEqual (left.u.l, right.u.l); |
d8d73958 KP |
814 | break; |
815 | default: | |
816 | break; | |
817 | } | |
818 | break; | |
24330d27 KP |
819 | case FcTypeVoid: |
820 | switch (op) { | |
821 | case FcOpEqual: | |
822 | case FcOpContains: | |
74a623e0 | 823 | case FcOpListing: |
24330d27 KP |
824 | ret = FcTrue; |
825 | break; | |
826 | default: | |
827 | break; | |
828 | } | |
829 | break; | |
8ec077f2 KP |
830 | case FcTypeFTFace: |
831 | switch (op) { | |
832 | case FcOpEqual: | |
47d4f950 | 833 | case FcOpContains: |
74a623e0 KP |
834 | case FcOpListing: |
835 | ret = left.u.f == right.u.f; | |
8ec077f2 KP |
836 | break; |
837 | case FcOpNotEqual: | |
47d4f950 | 838 | case FcOpNotContains: |
74a623e0 | 839 | ret = left.u.f != right.u.f; |
8ec077f2 KP |
840 | break; |
841 | default: | |
842 | break; | |
843 | } | |
938bc633 | 844 | break; |
24330d27 KP |
845 | } |
846 | } | |
847 | else | |
848 | { | |
47d4f950 | 849 | if (op == FcOpNotEqual || op == FcOpNotContains) |
24330d27 KP |
850 | ret = FcTrue; |
851 | } | |
852 | return ret; | |
853 | } | |
854 | ||
855 | ||
3f7653c2 KP |
856 | #define _FcDoubleFloor(d) ((int) (d)) |
857 | #define _FcDoubleCeil(d) ((double) (int) (d) == (d) ? (int) (d) : (int) ((d) + 1)) | |
858 | #define FcDoubleFloor(d) ((d) >= 0 ? _FcDoubleFloor(d) : -_FcDoubleCeil(-(d))) | |
859 | #define FcDoubleCeil(d) ((d) >= 0 ? _FcDoubleCeil(d) : -_FcDoubleFloor(-(d))) | |
860 | #define FcDoubleRound(d) FcDoubleFloor ((d) + 0.5) | |
861 | #define FcDoubleTrunc(d) ((d) >= 0 ? _FcDoubleFloor (d) : -_FcDoubleFloor (-(d))) | |
862 | ||
24330d27 KP |
863 | static FcValue |
864 | FcConfigEvaluate (FcPattern *p, FcExpr *e) | |
865 | { | |
866 | FcValue v, vl, vr; | |
867 | FcResult r; | |
868 | FcMatrix *m; | |
24330d27 KP |
869 | |
870 | switch (e->op) { | |
871 | case FcOpInteger: | |
872 | v.type = FcTypeInteger; | |
873 | v.u.i = e->u.ival; | |
874 | break; | |
875 | case FcOpDouble: | |
876 | v.type = FcTypeDouble; | |
877 | v.u.d = e->u.dval; | |
878 | break; | |
879 | case FcOpString: | |
880 | v.type = FcTypeString; | |
7f37423d | 881 | v.u.s = FcStrStaticName(e->u.sval); |
24330d27 KP |
882 | break; |
883 | case FcOpMatrix: | |
884 | v.type = FcTypeMatrix; | |
4262e0b3 | 885 | v.u.m = e->u.mval; |
24330d27 KP |
886 | v = FcValueSave (v); |
887 | break; | |
888 | case FcOpCharSet: | |
889 | v.type = FcTypeCharSet; | |
4262e0b3 | 890 | v.u.c = e->u.cval; |
24330d27 KP |
891 | v = FcValueSave (v); |
892 | break; | |
893 | case FcOpBool: | |
894 | v.type = FcTypeBool; | |
895 | v.u.b = e->u.bval; | |
896 | break; | |
897 | case FcOpField: | |
898 | r = FcPatternGet (p, e->u.field, 0, &v); | |
899 | if (r != FcResultMatch) | |
900 | v.type = FcTypeVoid; | |
575a37b7 | 901 | v = FcValueSave (v); |
24330d27 KP |
902 | break; |
903 | case FcOpConst: | |
904 | if (FcNameConstant (e->u.constant, &v.u.i)) | |
905 | v.type = FcTypeInteger; | |
906 | else | |
907 | v.type = FcTypeVoid; | |
908 | break; | |
909 | case FcOpQuest: | |
910 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
911 | if (vl.type == FcTypeBool) | |
912 | { | |
913 | if (vl.u.b) | |
914 | v = FcConfigEvaluate (p, e->u.tree.right->u.tree.left); | |
915 | else | |
916 | v = FcConfigEvaluate (p, e->u.tree.right->u.tree.right); | |
917 | } | |
918 | else | |
919 | v.type = FcTypeVoid; | |
920 | FcValueDestroy (vl); | |
921 | break; | |
47d4f950 | 922 | case FcOpEqual: |
24330d27 KP |
923 | case FcOpNotEqual: |
924 | case FcOpLess: | |
925 | case FcOpLessEqual: | |
926 | case FcOpMore: | |
927 | case FcOpMoreEqual: | |
47d4f950 KP |
928 | case FcOpContains: |
929 | case FcOpNotContains: | |
74a623e0 | 930 | case FcOpListing: |
938bc633 KP |
931 | vl = FcConfigEvaluate (p, e->u.tree.left); |
932 | vr = FcConfigEvaluate (p, e->u.tree.right); | |
933 | v.type = FcTypeBool; | |
4262e0b3 | 934 | v.u.b = FcConfigCompareValue (&vl, e->op, &vr); |
938bc633 KP |
935 | FcValueDestroy (vl); |
936 | FcValueDestroy (vr); | |
937 | break; | |
938 | case FcOpOr: | |
939 | case FcOpAnd: | |
24330d27 KP |
940 | case FcOpPlus: |
941 | case FcOpMinus: | |
942 | case FcOpTimes: | |
943 | case FcOpDivide: | |
944 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
945 | vr = FcConfigEvaluate (p, e->u.tree.right); | |
946 | vl = FcConfigPromote (vl, vr); | |
947 | vr = FcConfigPromote (vr, vl); | |
948 | if (vl.type == vr.type) | |
949 | { | |
950 | switch (vl.type) { | |
951 | case FcTypeDouble: | |
952 | switch (e->op) { | |
953 | case FcOpPlus: | |
954 | v.type = FcTypeDouble; | |
955 | v.u.d = vl.u.d + vr.u.d; | |
956 | break; | |
957 | case FcOpMinus: | |
958 | v.type = FcTypeDouble; | |
959 | v.u.d = vl.u.d - vr.u.d; | |
960 | break; | |
961 | case FcOpTimes: | |
962 | v.type = FcTypeDouble; | |
963 | v.u.d = vl.u.d * vr.u.d; | |
964 | break; | |
965 | case FcOpDivide: | |
966 | v.type = FcTypeDouble; | |
967 | v.u.d = vl.u.d / vr.u.d; | |
968 | break; | |
24330d27 KP |
969 | default: |
970 | v.type = FcTypeVoid; | |
971 | break; | |
972 | } | |
973 | if (v.type == FcTypeDouble && | |
974 | v.u.d == (double) (int) v.u.d) | |
975 | { | |
976 | v.type = FcTypeInteger; | |
977 | v.u.i = (int) v.u.d; | |
978 | } | |
979 | break; | |
980 | case FcTypeBool: | |
981 | switch (e->op) { | |
982 | case FcOpOr: | |
983 | v.type = FcTypeBool; | |
984 | v.u.b = vl.u.b || vr.u.b; | |
985 | break; | |
986 | case FcOpAnd: | |
987 | v.type = FcTypeBool; | |
988 | v.u.b = vl.u.b && vr.u.b; | |
989 | break; | |
24330d27 KP |
990 | default: |
991 | v.type = FcTypeVoid; | |
992 | break; | |
993 | } | |
994 | break; | |
995 | case FcTypeString: | |
996 | switch (e->op) { | |
24330d27 KP |
997 | case FcOpPlus: |
998 | v.type = FcTypeString; | |
7f37423d | 999 | v.u.s = FcStrStaticName (FcStrPlus (vl.u.s, vr.u.s)); |
cd2ec1a9 | 1000 | |
4262e0b3 | 1001 | if (!v.u.s) |
24330d27 KP |
1002 | v.type = FcTypeVoid; |
1003 | break; | |
1004 | default: | |
1005 | v.type = FcTypeVoid; | |
1006 | break; | |
1007 | } | |
8c96d1fc | 1008 | break; |
24330d27 KP |
1009 | case FcTypeMatrix: |
1010 | switch (e->op) { | |
24330d27 KP |
1011 | case FcOpTimes: |
1012 | v.type = FcTypeMatrix; | |
1013 | m = malloc (sizeof (FcMatrix)); | |
1014 | if (m) | |
1015 | { | |
1016 | FcMemAlloc (FC_MEM_MATRIX, sizeof (FcMatrix)); | |
4262e0b3 PL |
1017 | FcMatrixMultiply (m, vl.u.m, vr.u.m); |
1018 | v.u.m = m; | |
24330d27 KP |
1019 | } |
1020 | else | |
1021 | { | |
1022 | v.type = FcTypeVoid; | |
1023 | } | |
1024 | break; | |
1025 | default: | |
1026 | v.type = FcTypeVoid; | |
1027 | break; | |
1028 | } | |
1029 | break; | |
24330d27 KP |
1030 | default: |
1031 | v.type = FcTypeVoid; | |
1032 | break; | |
1033 | } | |
1034 | } | |
1035 | else | |
1036 | v.type = FcTypeVoid; | |
1037 | FcValueDestroy (vl); | |
1038 | FcValueDestroy (vr); | |
1039 | break; | |
1040 | case FcOpNot: | |
1041 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1042 | switch (vl.type) { | |
1043 | case FcTypeBool: | |
1044 | v.type = FcTypeBool; | |
1045 | v.u.b = !vl.u.b; | |
1046 | break; | |
1047 | default: | |
1048 | v.type = FcTypeVoid; | |
1049 | break; | |
1050 | } | |
1051 | FcValueDestroy (vl); | |
1052 | break; | |
3f7653c2 KP |
1053 | case FcOpFloor: |
1054 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1055 | switch (vl.type) { | |
1056 | case FcTypeInteger: | |
1057 | v = vl; | |
1058 | break; | |
1059 | case FcTypeDouble: | |
1060 | v.type = FcTypeInteger; | |
1061 | v.u.i = FcDoubleFloor (vl.u.d); | |
1062 | break; | |
1063 | default: | |
1064 | v.type = FcTypeVoid; | |
1065 | break; | |
1066 | } | |
1067 | FcValueDestroy (vl); | |
1068 | break; | |
1069 | case FcOpCeil: | |
1070 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1071 | switch (vl.type) { | |
1072 | case FcTypeInteger: | |
1073 | v = vl; | |
1074 | break; | |
1075 | case FcTypeDouble: | |
1076 | v.type = FcTypeInteger; | |
1077 | v.u.i = FcDoubleCeil (vl.u.d); | |
1078 | break; | |
1079 | default: | |
1080 | v.type = FcTypeVoid; | |
1081 | break; | |
1082 | } | |
1083 | FcValueDestroy (vl); | |
1084 | break; | |
1085 | case FcOpRound: | |
1086 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1087 | switch (vl.type) { | |
1088 | case FcTypeInteger: | |
1089 | v = vl; | |
1090 | break; | |
1091 | case FcTypeDouble: | |
1092 | v.type = FcTypeInteger; | |
1093 | v.u.i = FcDoubleRound (vl.u.d); | |
1094 | break; | |
1095 | default: | |
1096 | v.type = FcTypeVoid; | |
1097 | break; | |
1098 | } | |
1099 | FcValueDestroy (vl); | |
1100 | break; | |
1101 | case FcOpTrunc: | |
1102 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1103 | switch (vl.type) { | |
1104 | case FcTypeInteger: | |
1105 | v = vl; | |
1106 | break; | |
1107 | case FcTypeDouble: | |
1108 | v.type = FcTypeInteger; | |
1109 | v.u.i = FcDoubleTrunc (vl.u.d); | |
1110 | break; | |
1111 | default: | |
1112 | v.type = FcTypeVoid; | |
1113 | break; | |
1114 | } | |
1115 | FcValueDestroy (vl); | |
1116 | break; | |
24330d27 KP |
1117 | default: |
1118 | v.type = FcTypeVoid; | |
1119 | break; | |
1120 | } | |
1121 | return v; | |
1122 | } | |
1123 | ||
1124 | static FcValueList * | |
1125 | FcConfigMatchValueList (FcPattern *p, | |
1126 | FcTest *t, | |
f534109f | 1127 | FcValueList *values) |
24330d27 | 1128 | { |
179c3995 KP |
1129 | FcValueList *ret = 0; |
1130 | FcExpr *e = t->expr; | |
1131 | FcValue value; | |
f534109f | 1132 | FcValueList *v; |
24330d27 | 1133 | |
179c3995 | 1134 | while (e) |
24330d27 | 1135 | { |
74a623e0 | 1136 | /* Compute the value of the match expression */ |
179c3995 | 1137 | if (e->op == FcOpComma) |
24330d27 | 1138 | { |
179c3995 KP |
1139 | value = FcConfigEvaluate (p, e->u.tree.left); |
1140 | e = e->u.tree.right; | |
24330d27 KP |
1141 | } |
1142 | else | |
1143 | { | |
179c3995 KP |
1144 | value = FcConfigEvaluate (p, e); |
1145 | e = 0; | |
1146 | } | |
1147 | ||
cd2ec1a9 | 1148 | for (v = values; v; v = FcValueListPtrU(v->next)) |
179c3995 | 1149 | { |
74a623e0 | 1150 | /* Compare the pattern value to the match expression value */ |
4262e0b3 | 1151 | if (FcConfigCompareValue (&v->value, t->op, &value)) |
24330d27 | 1152 | { |
179c3995 KP |
1153 | if (!ret) |
1154 | ret = v; | |
1155 | } | |
1156 | else | |
1157 | { | |
1158 | if (t->qual == FcQualAll) | |
1159 | { | |
1160 | ret = 0; | |
1161 | break; | |
1162 | } | |
24330d27 KP |
1163 | } |
1164 | } | |
d0f07b8d | 1165 | FcValueDestroy (value); |
24330d27 | 1166 | } |
24330d27 KP |
1167 | return ret; |
1168 | } | |
1169 | ||
1170 | static FcValueList * | |
6fff2cda | 1171 | FcConfigValues (FcPattern *p, FcExpr *e, FcValueBinding binding) |
24330d27 KP |
1172 | { |
1173 | FcValueList *l; | |
1174 | ||
1175 | if (!e) | |
1176 | return 0; | |
1177 | l = (FcValueList *) malloc (sizeof (FcValueList)); | |
1178 | if (!l) | |
1179 | return 0; | |
1180 | FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList)); | |
1181 | if (e->op == FcOpComma) | |
1182 | { | |
1183 | l->value = FcConfigEvaluate (p, e->u.tree.left); | |
cd2ec1a9 | 1184 | l->next = FcValueListPtrCreateDynamic(FcConfigValues (p, e->u.tree.right, binding)); |
24330d27 KP |
1185 | } |
1186 | else | |
1187 | { | |
1188 | l->value = FcConfigEvaluate (p, e); | |
cd2ec1a9 | 1189 | l->next = FcValueListPtrCreateDynamic(0); |
24330d27 | 1190 | } |
6fff2cda | 1191 | l->binding = binding; |
82912b06 | 1192 | if (l->value.type == FcTypeVoid) |
24330d27 | 1193 | { |
82912b06 | 1194 | FcValueList *next = FcValueListPtrU(l->next); |
cd2ec1a9 | 1195 | |
82912b06 PL |
1196 | FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList)); |
1197 | free (l); | |
1198 | l = next; | |
24330d27 | 1199 | } |
82912b06 | 1200 | |
24330d27 KP |
1201 | return l; |
1202 | } | |
1203 | ||
1204 | static FcBool | |
cd2ec1a9 | 1205 | FcConfigAdd (FcValueListPtr *head, |
24330d27 KP |
1206 | FcValueList *position, |
1207 | FcBool append, | |
1208 | FcValueList *new) | |
1209 | { | |
cd2ec1a9 | 1210 | FcValueListPtr *prev, last, v; |
dda7794f | 1211 | FcValueBinding sameBinding; |
24330d27 | 1212 | |
dda7794f KP |
1213 | if (position) |
1214 | sameBinding = position->binding; | |
1215 | else | |
1216 | sameBinding = FcValueBindingWeak; | |
cd2ec1a9 PL |
1217 | for (v = FcValueListPtrCreateDynamic(new); FcValueListPtrU(v); |
1218 | v = FcValueListPtrU(v)->next) | |
1219 | if (FcValueListPtrU(v)->binding == FcValueBindingSame) | |
1220 | FcValueListPtrU(v)->binding = sameBinding; | |
24330d27 KP |
1221 | if (append) |
1222 | { | |
1223 | if (position) | |
1224 | prev = &position->next; | |
1225 | else | |
cd2ec1a9 PL |
1226 | for (prev = head; FcValueListPtrU(*prev); |
1227 | prev = &(FcValueListPtrU(*prev)->next)) | |
24330d27 KP |
1228 | ; |
1229 | } | |
1230 | else | |
1231 | { | |
1232 | if (position) | |
1233 | { | |
cd2ec1a9 PL |
1234 | for (prev = head; FcValueListPtrU(*prev); |
1235 | prev = &(FcValueListPtrU(*prev)->next)) | |
24330d27 | 1236 | { |
cd2ec1a9 | 1237 | if (FcValueListPtrU(*prev) == position) |
24330d27 KP |
1238 | break; |
1239 | } | |
1240 | } | |
1241 | else | |
1242 | prev = head; | |
1243 | ||
1244 | if (FcDebug () & FC_DBG_EDIT) | |
1245 | { | |
cd2ec1a9 | 1246 | if (!FcValueListPtrU(*prev)) |
24330d27 KP |
1247 | printf ("position not on list\n"); |
1248 | } | |
1249 | } | |
1250 | ||
1251 | if (FcDebug () & FC_DBG_EDIT) | |
1252 | { | |
1253 | printf ("%s list before ", append ? "Append" : "Prepend"); | |
1254 | FcValueListPrint (*head); | |
1255 | printf ("\n"); | |
1256 | } | |
1257 | ||
1258 | if (new) | |
1259 | { | |
cd2ec1a9 PL |
1260 | last = FcValueListPtrCreateDynamic(new); |
1261 | while (FcValueListPtrU(FcValueListPtrU(last)->next)) | |
1262 | last = FcValueListPtrU(last)->next; | |
24330d27 | 1263 | |
cd2ec1a9 PL |
1264 | FcValueListPtrU(last)->next = *prev; |
1265 | *prev = FcValueListPtrCreateDynamic(new); | |
24330d27 KP |
1266 | } |
1267 | ||
1268 | if (FcDebug () & FC_DBG_EDIT) | |
1269 | { | |
1270 | printf ("%s list after ", append ? "Append" : "Prepend"); | |
1271 | FcValueListPrint (*head); | |
1272 | printf ("\n"); | |
1273 | } | |
1274 | ||
1275 | return FcTrue; | |
1276 | } | |
1277 | ||
1278 | static void | |
cd2ec1a9 | 1279 | FcConfigDel (FcValueListPtr *head, |
24330d27 KP |
1280 | FcValueList *position) |
1281 | { | |
cd2ec1a9 | 1282 | FcValueListPtr *prev; |
24330d27 | 1283 | |
cd2ec1a9 PL |
1284 | for (prev = head; FcValueListPtrU(*prev); |
1285 | prev = &(FcValueListPtrU(*prev)->next)) | |
24330d27 | 1286 | { |
cd2ec1a9 | 1287 | if (FcValueListPtrU(*prev) == position) |
24330d27 KP |
1288 | { |
1289 | *prev = position->next; | |
cd2ec1a9 PL |
1290 | position->next = FcValueListPtrCreateDynamic(0); |
1291 | FcValueListDestroy (FcValueListPtrCreateDynamic(position)); | |
24330d27 KP |
1292 | break; |
1293 | } | |
1294 | } | |
1295 | } | |
1296 | ||
1297 | static void | |
1298 | FcConfigPatternAdd (FcPattern *p, | |
1299 | const char *object, | |
1300 | FcValueList *list, | |
1301 | FcBool append) | |
1302 | { | |
1303 | if (list) | |
1304 | { | |
e9be9cd1 | 1305 | FcPatternElt *e = FcPatternInsertElt (p, object); |
24330d27 KP |
1306 | |
1307 | if (!e) | |
1308 | return; | |
1309 | FcConfigAdd (&e->values, 0, append, list); | |
1310 | } | |
1311 | } | |
1312 | ||
1313 | /* | |
1314 | * Delete all values associated with a field | |
1315 | */ | |
1316 | static void | |
1317 | FcConfigPatternDel (FcPattern *p, | |
1318 | const char *object) | |
1319 | { | |
e9be9cd1 | 1320 | FcPatternElt *e = FcPatternFindElt (p, object); |
24330d27 KP |
1321 | if (!e) |
1322 | return; | |
cd2ec1a9 PL |
1323 | while (FcValueListPtrU(e->values)) |
1324 | FcConfigDel (&e->values, FcValueListPtrU(e->values)); | |
24330d27 KP |
1325 | } |
1326 | ||
1327 | static void | |
1328 | FcConfigPatternCanon (FcPattern *p, | |
1329 | const char *object) | |
1330 | { | |
e9be9cd1 | 1331 | FcPatternElt *e = FcPatternFindElt (p, object); |
24330d27 KP |
1332 | if (!e) |
1333 | return; | |
cd2ec1a9 | 1334 | if (!FcValueListPtrU(e->values)) |
24330d27 KP |
1335 | FcPatternDel (p, object); |
1336 | } | |
1337 | ||
1338 | FcBool | |
fa244f3d KP |
1339 | FcConfigSubstituteWithPat (FcConfig *config, |
1340 | FcPattern *p, | |
1341 | FcPattern *p_pat, | |
1342 | FcMatchKind kind) | |
24330d27 KP |
1343 | { |
1344 | FcSubst *s; | |
1345 | FcSubState *st; | |
1346 | int i; | |
1347 | FcTest *t; | |
1348 | FcEdit *e; | |
1349 | FcValueList *l; | |
938bc633 | 1350 | FcPattern *m; |
24330d27 KP |
1351 | |
1352 | if (!config) | |
1353 | { | |
1354 | config = FcConfigGetCurrent (); | |
1355 | if (!config) | |
1356 | return FcFalse; | |
1357 | } | |
1358 | ||
1359 | st = (FcSubState *) malloc (config->maxObjects * sizeof (FcSubState)); | |
1360 | if (!st && config->maxObjects) | |
1361 | return FcFalse; | |
1362 | FcMemAlloc (FC_MEM_SUBSTATE, config->maxObjects * sizeof (FcSubState)); | |
1363 | ||
1364 | if (FcDebug () & FC_DBG_EDIT) | |
1365 | { | |
1366 | printf ("FcConfigSubstitute "); | |
1367 | FcPatternPrint (p); | |
1368 | } | |
1369 | if (kind == FcMatchPattern) | |
1370 | s = config->substPattern; | |
1371 | else | |
1372 | s = config->substFont; | |
1373 | for (; s; s = s->next) | |
1374 | { | |
1375 | /* | |
1376 | * Check the tests to see if | |
1377 | * they all match the pattern | |
1378 | */ | |
1379 | for (t = s->test, i = 0; t; t = t->next, i++) | |
1380 | { | |
1381 | if (FcDebug () & FC_DBG_EDIT) | |
1382 | { | |
1383 | printf ("FcConfigSubstitute test "); | |
1384 | FcTestPrint (t); | |
1385 | } | |
938bc633 KP |
1386 | st[i].elt = 0; |
1387 | if (kind == FcMatchFont && t->kind == FcMatchPattern) | |
1388 | m = p_pat; | |
1389 | else | |
1390 | m = p; | |
1391 | if (m) | |
1392 | st[i].elt = FcPatternFindElt (m, t->field); | |
1393 | else | |
1394 | st[i].elt = 0; | |
24330d27 KP |
1395 | /* |
1396 | * If there's no such field in the font, | |
1397 | * then FcQualAll matches while FcQualAny does not | |
1398 | */ | |
1399 | if (!st[i].elt) | |
1400 | { | |
1401 | if (t->qual == FcQualAll) | |
1402 | { | |
1403 | st[i].value = 0; | |
1404 | continue; | |
1405 | } | |
1406 | else | |
1407 | break; | |
1408 | } | |
1409 | /* | |
1410 | * Check to see if there is a match, mark the location | |
1411 | * to apply match-relative edits | |
1412 | */ | |
cd2ec1a9 | 1413 | st[i].value = FcConfigMatchValueList (m, t, FcValueListPtrU(st[i].elt->values)); |
24330d27 KP |
1414 | if (!st[i].value) |
1415 | break; | |
cd2ec1a9 | 1416 | if (t->qual == FcQualFirst && st[i].value != FcValueListPtrU(st[i].elt->values)) |
6f6563ed | 1417 | break; |
cd2ec1a9 | 1418 | if (t->qual == FcQualNotFirst && st[i].value == FcValueListPtrU(st[i].elt->values)) |
6f6563ed | 1419 | break; |
24330d27 KP |
1420 | } |
1421 | if (t) | |
1422 | { | |
1423 | if (FcDebug () & FC_DBG_EDIT) | |
1424 | printf ("No match\n"); | |
1425 | continue; | |
1426 | } | |
1427 | if (FcDebug () & FC_DBG_EDIT) | |
1428 | { | |
1429 | printf ("Substitute "); | |
1430 | FcSubstPrint (s); | |
1431 | } | |
1432 | for (e = s->edit; e; e = e->next) | |
1433 | { | |
1434 | /* | |
1435 | * Evaluate the list of expressions | |
1436 | */ | |
6fff2cda | 1437 | l = FcConfigValues (p, e->expr, e->binding); |
24330d27 | 1438 | /* |
938bc633 KP |
1439 | * Locate any test associated with this field, skipping |
1440 | * tests associated with the pattern when substituting in | |
1441 | * the font | |
24330d27 KP |
1442 | */ |
1443 | for (t = s->test, i = 0; t; t = t->next, i++) | |
938bc633 KP |
1444 | { |
1445 | if ((t->kind == FcMatchFont || kind == FcMatchPattern) && | |
1446 | !FcStrCmpIgnoreCase ((FcChar8 *) t->field, | |
1447 | (FcChar8 *) e->field)) | |
432913ea | 1448 | { |
5f84b65a KP |
1449 | /* |
1450 | * KLUDGE - the pattern may have been reallocated or | |
1451 | * things may have been inserted or deleted above | |
1452 | * this element by other edits. Go back and find | |
1453 | * the element again | |
1454 | */ | |
1455 | if (e != s->edit && st[i].elt) | |
1456 | st[i].elt = FcPatternFindElt (p, t->field); | |
432913ea DD |
1457 | if (!st[i].elt) |
1458 | t = 0; | |
24330d27 | 1459 | break; |
432913ea | 1460 | } |
938bc633 | 1461 | } |
24330d27 KP |
1462 | switch (e->op) { |
1463 | case FcOpAssign: | |
1464 | /* | |
1465 | * If there was a test, then replace the matched | |
1466 | * value with the new list of values | |
1467 | */ | |
e9be9cd1 | 1468 | if (t) |
24330d27 KP |
1469 | { |
1470 | FcValueList *thisValue = st[i].value; | |
cd2ec1a9 | 1471 | FcValueList *nextValue = thisValue ? FcValueListPtrU(thisValue->next) : 0; |
24330d27 KP |
1472 | |
1473 | /* | |
1474 | * Append the new list of values after the current value | |
1475 | */ | |
1476 | FcConfigAdd (&st[i].elt->values, thisValue, FcTrue, l); | |
ccb3e93b KP |
1477 | /* |
1478 | * Delete the marked value | |
1479 | */ | |
1480 | FcConfigDel (&st[i].elt->values, thisValue); | |
24330d27 KP |
1481 | /* |
1482 | * Adjust any pointers into the value list to ensure | |
1483 | * future edits occur at the same place | |
1484 | */ | |
1485 | for (t = s->test, i = 0; t; t = t->next, i++) | |
1486 | { | |
1487 | if (st[i].value == thisValue) | |
1488 | st[i].value = nextValue; | |
1489 | } | |
24330d27 KP |
1490 | break; |
1491 | } | |
1492 | /* fall through ... */ | |
1493 | case FcOpAssignReplace: | |
1494 | /* | |
1495 | * Delete all of the values and insert | |
1496 | * the new set | |
1497 | */ | |
1498 | FcConfigPatternDel (p, e->field); | |
1499 | FcConfigPatternAdd (p, e->field, l, FcTrue); | |
1500 | /* | |
1501 | * Adjust any pointers into the value list as they no | |
1502 | * longer point to anything valid | |
1503 | */ | |
1504 | if (t) | |
1505 | { | |
1506 | FcPatternElt *thisElt = st[i].elt; | |
1507 | for (t = s->test, i = 0; t; t = t->next, i++) | |
1508 | { | |
1509 | if (st[i].elt == thisElt) | |
1510 | st[i].value = 0; | |
1511 | } | |
1512 | } | |
1513 | break; | |
1514 | case FcOpPrepend: | |
1515 | if (t) | |
1516 | { | |
1517 | FcConfigAdd (&st[i].elt->values, st[i].value, FcFalse, l); | |
1518 | break; | |
1519 | } | |
1520 | /* fall through ... */ | |
1521 | case FcOpPrependFirst: | |
1522 | FcConfigPatternAdd (p, e->field, l, FcFalse); | |
1523 | break; | |
1524 | case FcOpAppend: | |
1525 | if (t) | |
1526 | { | |
1527 | FcConfigAdd (&st[i].elt->values, st[i].value, FcTrue, l); | |
1528 | break; | |
1529 | } | |
1530 | /* fall through ... */ | |
1531 | case FcOpAppendLast: | |
1532 | FcConfigPatternAdd (p, e->field, l, FcTrue); | |
1533 | break; | |
1534 | default: | |
1535 | break; | |
1536 | } | |
1537 | } | |
1538 | /* | |
1539 | * Now go through the pattern and eliminate | |
1540 | * any properties without data | |
1541 | */ | |
1542 | for (e = s->edit; e; e = e->next) | |
1543 | FcConfigPatternCanon (p, e->field); | |
1544 | ||
1545 | if (FcDebug () & FC_DBG_EDIT) | |
1546 | { | |
1547 | printf ("FcConfigSubstitute edit"); | |
1548 | FcPatternPrint (p); | |
1549 | } | |
1550 | } | |
1551 | FcMemFree (FC_MEM_SUBSTATE, config->maxObjects * sizeof (FcSubState)); | |
1552 | free (st); | |
1553 | if (FcDebug () & FC_DBG_EDIT) | |
1554 | { | |
1555 | printf ("FcConfigSubstitute done"); | |
1556 | FcPatternPrint (p); | |
1557 | } | |
1558 | return FcTrue; | |
1559 | } | |
1560 | ||
fa244f3d KP |
1561 | FcBool |
1562 | FcConfigSubstitute (FcConfig *config, | |
1563 | FcPattern *p, | |
1564 | FcMatchKind kind) | |
1565 | { | |
1566 | return FcConfigSubstituteWithPat (config, p, 0, kind); | |
1567 | } | |
1568 | ||
e5206dbc | 1569 | #if defined (_WIN32) && (defined (PIC) || defined (DLL_EXPORT)) |
daeed6e0 TL |
1570 | |
1571 | static FcChar8 fontconfig_path[1000] = ""; | |
1572 | ||
1573 | BOOL WINAPI | |
1574 | DllMain (HINSTANCE hinstDLL, | |
1575 | DWORD fdwReason, | |
1576 | LPVOID lpvReserved) | |
1577 | { | |
1578 | FcChar8 *p; | |
1579 | ||
1580 | switch (fdwReason) { | |
1581 | case DLL_PROCESS_ATTACH: | |
1582 | if (!GetModuleFileName ((HMODULE) hinstDLL, fontconfig_path, | |
1583 | sizeof (fontconfig_path))) | |
1584 | break; | |
1585 | ||
1586 | /* If the fontconfig DLL is in a "bin" or "lib" subfolder, | |
1587 | * assume it's a Unix-style installation tree, and use | |
1588 | * "etc/fonts" in there as FONTCONFIG_PATH. Otherwise use the | |
1589 | * folder where the DLL is as FONTCONFIG_PATH. | |
1590 | */ | |
1591 | p = strrchr (fontconfig_path, '\\'); | |
1592 | if (p) | |
1593 | { | |
1594 | *p = '\0'; | |
1595 | p = strrchr (fontconfig_path, '\\'); | |
1596 | if (p && (FcStrCmpIgnoreCase (p + 1, "bin") == 0 || | |
1597 | FcStrCmpIgnoreCase (p + 1, "lib") == 0)) | |
1598 | *p = '\0'; | |
1599 | strcat (fontconfig_path, "\\etc\\fonts"); | |
1600 | } | |
1601 | else | |
1602 | fontconfig_path[0] = '\0'; | |
1603 | ||
1604 | break; | |
1605 | } | |
1606 | ||
1607 | return TRUE; | |
1608 | } | |
1609 | ||
1610 | #undef FONTCONFIG_PATH | |
1611 | #define FONTCONFIG_PATH fontconfig_path | |
1612 | ||
1613 | #else /* !(_WIN32 && PIC) */ | |
1614 | ||
daeed6e0 TL |
1615 | #endif /* !(_WIN32 && PIC) */ |
1616 | ||
24330d27 KP |
1617 | #ifndef FONTCONFIG_FILE |
1618 | #define FONTCONFIG_FILE "fonts.conf" | |
1619 | #endif | |
1620 | ||
ccb3e93b KP |
1621 | static FcChar8 * |
1622 | FcConfigFileExists (const FcChar8 *dir, const FcChar8 *file) | |
24330d27 | 1623 | { |
ccb3e93b | 1624 | FcChar8 *path; |
24330d27 KP |
1625 | |
1626 | if (!dir) | |
ccb3e93b KP |
1627 | dir = (FcChar8 *) ""; |
1628 | path = malloc (strlen ((char *) dir) + 1 + strlen ((char *) file) + 1); | |
24330d27 KP |
1629 | if (!path) |
1630 | return 0; | |
1631 | ||
9c8e07f1 | 1632 | strcpy ((char *) path, (const char *) dir); |
daeed6e0 TL |
1633 | /* make sure there's a single separator */ |
1634 | #ifdef _WIN32 | |
1635 | if ((!path[0] || (path[strlen((char *) path)-1] != '/' && | |
1636 | path[strlen((char *) path)-1] != '\\')) && | |
79da4fe9 TL |
1637 | !(file[0] == '/' || |
1638 | file[0] == '\\' || | |
1639 | (isalpha (file[0]) && file[1] == ':' && (file[2] == '/' || file[2] == '\\')))) | |
daeed6e0 TL |
1640 | strcat ((char *) path, "\\"); |
1641 | #else | |
ccb3e93b KP |
1642 | if ((!path[0] || path[strlen((char *) path)-1] != '/') && file[0] != '/') |
1643 | strcat ((char *) path, "/"); | |
daeed6e0 | 1644 | #endif |
ccb3e93b | 1645 | strcat ((char *) path, (char *) file); |
24330d27 | 1646 | |
9dac3c59 | 1647 | FcMemAlloc (FC_MEM_STRING, strlen ((char *) path) + 1); |
ccb3e93b | 1648 | if (access ((char *) path, R_OK) == 0) |
24330d27 KP |
1649 | return path; |
1650 | ||
9dac3c59 | 1651 | FcStrFree (path); |
24330d27 KP |
1652 | return 0; |
1653 | } | |
1654 | ||
ccb3e93b | 1655 | static FcChar8 ** |
24330d27 KP |
1656 | FcConfigGetPath (void) |
1657 | { | |
ccb3e93b KP |
1658 | FcChar8 **path; |
1659 | FcChar8 *env, *e, *colon; | |
1660 | FcChar8 *dir; | |
24330d27 KP |
1661 | int npath; |
1662 | int i; | |
1663 | ||
1664 | npath = 2; /* default dir + null */ | |
ccb3e93b | 1665 | env = (FcChar8 *) getenv ("FONTCONFIG_PATH"); |
24330d27 KP |
1666 | if (env) |
1667 | { | |
1668 | e = env; | |
1669 | npath++; | |
1670 | while (*e) | |
daeed6e0 | 1671 | if (*e++ == FC_SEARCH_PATH_SEPARATOR) |
24330d27 KP |
1672 | npath++; |
1673 | } | |
ccb3e93b | 1674 | path = calloc (npath, sizeof (FcChar8 *)); |
24330d27 KP |
1675 | if (!path) |
1676 | goto bail0; | |
1677 | i = 0; | |
1678 | ||
1679 | if (env) | |
1680 | { | |
1681 | e = env; | |
1682 | while (*e) | |
1683 | { | |
daeed6e0 | 1684 | colon = (FcChar8 *) strchr ((char *) e, FC_SEARCH_PATH_SEPARATOR); |
24330d27 | 1685 | if (!colon) |
ccb3e93b | 1686 | colon = e + strlen ((char *) e); |
24330d27 KP |
1687 | path[i] = malloc (colon - e + 1); |
1688 | if (!path[i]) | |
1689 | goto bail1; | |
9c8e07f1 | 1690 | strncpy ((char *) path[i], (const char *) e, colon - e); |
24330d27 KP |
1691 | path[i][colon - e] = '\0'; |
1692 | if (*colon) | |
1693 | e = colon + 1; | |
1694 | else | |
1695 | e = colon; | |
1696 | i++; | |
1697 | } | |
1698 | } | |
1699 | ||
ccb3e93b KP |
1700 | dir = (FcChar8 *) FONTCONFIG_PATH; |
1701 | path[i] = malloc (strlen ((char *) dir) + 1); | |
24330d27 KP |
1702 | if (!path[i]) |
1703 | goto bail1; | |
9c8e07f1 | 1704 | strcpy ((char *) path[i], (const char *) dir); |
24330d27 KP |
1705 | return path; |
1706 | ||
1707 | bail1: | |
1708 | for (i = 0; path[i]; i++) | |
1709 | free (path[i]); | |
1710 | free (path); | |
1711 | bail0: | |
1712 | return 0; | |
1713 | } | |
1714 | ||
1715 | static void | |
ccb3e93b | 1716 | FcConfigFreePath (FcChar8 **path) |
24330d27 | 1717 | { |
ccb3e93b | 1718 | FcChar8 **p; |
24330d27 KP |
1719 | |
1720 | for (p = path; *p; p++) | |
1721 | free (*p); | |
1722 | free (path); | |
1723 | } | |
1724 | ||
ff3f1f98 KP |
1725 | static FcBool _FcConfigHomeEnabled = FcTrue; |
1726 | ||
1727 | FcChar8 * | |
1728 | FcConfigHome (void) | |
1729 | { | |
1730 | if (_FcConfigHomeEnabled) | |
daeed6e0 TL |
1731 | { |
1732 | char *home = getenv ("HOME"); | |
1733 | ||
1734 | #ifdef _WIN32 | |
1735 | if (home == NULL) | |
1736 | home = getenv ("USERPROFILE"); | |
1737 | #endif | |
1738 | ||
8245771d | 1739 | return (FcChar8 *) home; |
daeed6e0 | 1740 | } |
ff3f1f98 KP |
1741 | return 0; |
1742 | } | |
1743 | ||
1744 | FcBool | |
1745 | FcConfigEnableHome (FcBool enable) | |
1746 | { | |
1747 | FcBool prev = _FcConfigHomeEnabled; | |
1748 | _FcConfigHomeEnabled = enable; | |
1749 | return prev; | |
1750 | } | |
1751 | ||
ccb3e93b KP |
1752 | FcChar8 * |
1753 | FcConfigFilename (const FcChar8 *url) | |
24330d27 | 1754 | { |
ccb3e93b | 1755 | FcChar8 *file, *dir, **path, **p; |
24330d27 KP |
1756 | |
1757 | if (!url || !*url) | |
1758 | { | |
ccb3e93b | 1759 | url = (FcChar8 *) getenv ("FONTCONFIG_FILE"); |
24330d27 | 1760 | if (!url) |
ccb3e93b | 1761 | url = (FcChar8 *) FONTCONFIG_FILE; |
24330d27 | 1762 | } |
ccb3e93b | 1763 | file = 0; |
daeed6e0 TL |
1764 | |
1765 | #ifdef _WIN32 | |
1766 | if (isalpha (*url) && | |
1767 | url[1] == ':' && | |
1768 | (url[2] == '/' || url[2] == '\\')) | |
1769 | goto absolute_path; | |
1770 | #endif | |
1771 | ||
24330d27 KP |
1772 | switch (*url) { |
1773 | case '~': | |
ff3f1f98 | 1774 | dir = FcConfigHome (); |
24330d27 KP |
1775 | if (dir) |
1776 | file = FcConfigFileExists (dir, url + 1); | |
1777 | else | |
1778 | file = 0; | |
1779 | break; | |
daeed6e0 TL |
1780 | #ifdef _WIN32 |
1781 | case '\\': | |
1782 | absolute_path: | |
1783 | #endif | |
24330d27 KP |
1784 | case '/': |
1785 | file = FcConfigFileExists (0, url); | |
1786 | break; | |
1787 | default: | |
1788 | path = FcConfigGetPath (); | |
1789 | if (!path) | |
1790 | return 0; | |
1791 | for (p = path; *p; p++) | |
1792 | { | |
1793 | file = FcConfigFileExists (*p, url); | |
1794 | if (file) | |
1795 | break; | |
1796 | } | |
1797 | FcConfigFreePath (path); | |
1798 | break; | |
1799 | } | |
1800 | return file; | |
1801 | } | |
1802 | ||
1803 | /* | |
1804 | * Manage the application-specific fonts | |
1805 | */ | |
1806 | ||
1807 | FcBool | |
1808 | FcConfigAppFontAddFile (FcConfig *config, | |
ccb3e93b | 1809 | const FcChar8 *file) |
24330d27 KP |
1810 | { |
1811 | FcFontSet *set; | |
179c3995 KP |
1812 | FcStrSet *subdirs; |
1813 | FcStrList *sublist; | |
1814 | FcChar8 *subdir; | |
24330d27 KP |
1815 | |
1816 | if (!config) | |
1817 | { | |
1818 | config = FcConfigGetCurrent (); | |
1819 | if (!config) | |
1820 | return FcFalse; | |
1821 | } | |
1822 | ||
179c3995 KP |
1823 | subdirs = FcStrSetCreate (); |
1824 | if (!subdirs) | |
1825 | return FcFalse; | |
1826 | ||
24330d27 KP |
1827 | set = FcConfigGetFonts (config, FcSetApplication); |
1828 | if (!set) | |
1829 | { | |
1830 | set = FcFontSetCreate (); | |
1831 | if (!set) | |
179c3995 KP |
1832 | { |
1833 | FcStrSetDestroy (subdirs); | |
24330d27 | 1834 | return FcFalse; |
179c3995 | 1835 | } |
24330d27 KP |
1836 | FcConfigSetFonts (config, set, FcSetApplication); |
1837 | } | |
179c3995 | 1838 | |
d47c9d6e | 1839 | if (!FcFileScanConfig (set, subdirs, 0, config->blanks, file, FcFalse, config)) |
179c3995 KP |
1840 | { |
1841 | FcStrSetDestroy (subdirs); | |
1842 | return FcFalse; | |
1843 | } | |
1844 | if ((sublist = FcStrListCreate (subdirs))) | |
1845 | { | |
1846 | while ((subdir = FcStrListNext (sublist))) | |
1847 | { | |
1848 | FcConfigAppFontAddDir (config, subdir); | |
1849 | } | |
1850 | FcStrListDone (sublist); | |
1851 | } | |
1852 | return FcTrue; | |
24330d27 KP |
1853 | } |
1854 | ||
1855 | FcBool | |
1856 | FcConfigAppFontAddDir (FcConfig *config, | |
ccb3e93b | 1857 | const FcChar8 *dir) |
24330d27 KP |
1858 | { |
1859 | FcFontSet *set; | |
179c3995 KP |
1860 | FcStrSet *subdirs; |
1861 | FcStrList *sublist; | |
1862 | FcChar8 *subdir; | |
24330d27 KP |
1863 | |
1864 | if (!config) | |
1865 | { | |
1866 | config = FcConfigGetCurrent (); | |
1867 | if (!config) | |
1868 | return FcFalse; | |
1869 | } | |
179c3995 KP |
1870 | subdirs = FcStrSetCreate (); |
1871 | if (!subdirs) | |
1872 | return FcFalse; | |
1873 | ||
24330d27 KP |
1874 | set = FcConfigGetFonts (config, FcSetApplication); |
1875 | if (!set) | |
1876 | { | |
1877 | set = FcFontSetCreate (); | |
1878 | if (!set) | |
179c3995 KP |
1879 | { |
1880 | FcStrSetDestroy (subdirs); | |
24330d27 | 1881 | return FcFalse; |
179c3995 | 1882 | } |
24330d27 KP |
1883 | FcConfigSetFonts (config, set, FcSetApplication); |
1884 | } | |
179c3995 | 1885 | |
d47c9d6e | 1886 | if (!FcDirScanConfig (set, subdirs, 0, config->blanks, dir, FcFalse, config)) |
179c3995 KP |
1887 | { |
1888 | FcStrSetDestroy (subdirs); | |
1889 | return FcFalse; | |
1890 | } | |
1891 | if ((sublist = FcStrListCreate (subdirs))) | |
1892 | { | |
1893 | while ((subdir = FcStrListNext (sublist))) | |
1894 | { | |
1895 | FcConfigAppFontAddDir (config, subdir); | |
1896 | } | |
1897 | FcStrListDone (sublist); | |
1898 | } | |
1899 | return FcTrue; | |
24330d27 KP |
1900 | } |
1901 | ||
1902 | void | |
1903 | FcConfigAppFontClear (FcConfig *config) | |
1904 | { | |
3ef32bcd MS |
1905 | if (!config) |
1906 | { | |
1907 | config = FcConfigGetCurrent (); | |
1908 | if (!config) | |
1909 | return; | |
1910 | } | |
1911 | ||
24330d27 KP |
1912 | FcConfigSetFonts (config, 0, FcSetApplication); |
1913 | } | |
d47c9d6e KP |
1914 | |
1915 | /* | |
1916 | * Manage filename-based font source selectors | |
1917 | */ | |
1918 | ||
1919 | FcBool | |
1920 | FcConfigGlobAdd (FcConfig *config, | |
1921 | const FcChar8 *glob, | |
1922 | FcBool accept) | |
1923 | { | |
1924 | FcStrSet *set = accept ? config->acceptGlobs : config->rejectGlobs; | |
1925 | ||
1926 | return FcStrSetAdd (set, glob); | |
1927 | } | |
1928 | ||
1929 | static FcBool | |
1930 | FcConfigGlobMatch (const FcChar8 *glob, | |
1931 | const FcChar8 *string) | |
1932 | { | |
1933 | FcChar8 c; | |
1934 | ||
1935 | while ((c = *glob++)) | |
1936 | { | |
1937 | switch (c) { | |
1938 | case '*': | |
1939 | /* short circuit common case */ | |
1940 | if (!*glob) | |
1941 | return FcTrue; | |
1942 | /* short circuit another common case */ | |
1943 | if (strchr ((char *) glob, '*') == 0) | |
1944 | string += strlen ((char *) string) - strlen ((char *) glob); | |
1945 | while (*string) | |
1946 | { | |
1947 | if (FcConfigGlobMatch (glob, string)) | |
1948 | return FcTrue; | |
1949 | string++; | |
1950 | } | |
1951 | return FcFalse; | |
1952 | case '?': | |
1953 | if (*string++ == '\0') | |
1954 | return FcFalse; | |
1955 | break; | |
1956 | default: | |
1957 | if (*string++ != c) | |
1958 | return FcFalse; | |
1959 | break; | |
1960 | } | |
1961 | } | |
1962 | return *string == '\0'; | |
1963 | } | |
1964 | ||
1965 | static FcBool | |
1966 | FcConfigGlobsMatch (const FcStrSet *globs, | |
1967 | const FcChar8 *string) | |
1968 | { | |
1969 | int i; | |
1970 | ||
1971 | for (i = 0; i < globs->num; i++) | |
4262e0b3 | 1972 | if (FcConfigGlobMatch (globs->strs[i], string)) |
d47c9d6e KP |
1973 | return FcTrue; |
1974 | return FcFalse; | |
1975 | } | |
1976 | ||
1977 | FcBool | |
1978 | FcConfigAcceptFilename (FcConfig *config, | |
1979 | const FcChar8 *filename) | |
1980 | { | |
1981 | if (FcConfigGlobsMatch (config->acceptGlobs, filename)) | |
1982 | return FcTrue; | |
1983 | if (FcConfigGlobsMatch (config->rejectGlobs, filename)) | |
1984 | return FcFalse; | |
1985 | return FcTrue; | |
1986 | } | |
4f27c1c0 KP |
1987 | |
1988 | /* | |
1989 | * Manage font-pattern based font source selectors | |
1990 | */ | |
1991 | ||
1992 | FcBool | |
1993 | FcConfigPatternsAdd (FcConfig *config, | |
1994 | FcPattern *pattern, | |
1995 | FcBool accept) | |
1996 | { | |
1997 | FcFontSet *set = accept ? config->acceptPatterns : config->rejectPatterns; | |
1998 | ||
1999 | return FcFontSetAdd (set, pattern); | |
2000 | } | |
2001 | ||
2002 | static FcBool | |
2003 | FcConfigPatternsMatch (const FcFontSet *patterns, | |
2004 | const FcPattern *font) | |
2005 | { | |
2006 | int i; | |
2007 | ||
2008 | for (i = 0; i < patterns->nfont; i++) | |
2009 | if (FcListPatternMatchAny (patterns->fonts[i], font)) | |
2010 | return FcTrue; | |
2011 | return FcFalse; | |
2012 | } | |
2013 | ||
2014 | FcBool | |
2015 | FcConfigAcceptFont (FcConfig *config, | |
2016 | const FcPattern *font) | |
2017 | { | |
2018 | if (FcConfigPatternsMatch (config->acceptPatterns, font)) | |
2019 | return FcTrue; | |
2020 | if (FcConfigPatternsMatch (config->rejectPatterns, font)) | |
2021 | return FcFalse; | |
2022 | return FcTrue; | |
2023 | } |