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1 | /* | |
2 | * $RCSId: xc/lib/fontconfig/src/fccfg.c,v 1.23 2002/08/31 22:17:32 keithp Exp $ | |
3 | * | |
4 | * Copyright © 2000 Keith Packard | |
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 | ||
25 | #include "fcint.h" | |
26 | #include <dirent.h> | |
27 | #include <sys/types.h> | |
28 | ||
29 | #if defined (_WIN32) && (defined (PIC) || defined (DLL_EXPORT)) | |
30 | #define STRICT | |
31 | #include <windows.h> | |
32 | #undef STRICT | |
33 | #endif | |
34 | ||
35 | #if defined (_WIN32) && !defined (R_OK) | |
36 | #define R_OK 4 | |
37 | #endif | |
38 | ||
39 | FcConfig *_fcConfig; | |
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; | |
50 | FcMemAlloc (FC_MEM_CONFIG, sizeof (FcConfig)); | |
51 | ||
52 | config->configDirs = FcStrSetCreate (); | |
53 | if (!config->configDirs) | |
54 | goto bail1; | |
55 | ||
56 | config->configFiles = FcStrSetCreate (); | |
57 | if (!config->configFiles) | |
58 | goto bail2; | |
59 | ||
60 | config->fontDirs = FcStrSetCreate (); | |
61 | if (!config->fontDirs) | |
62 | goto bail3; | |
63 | ||
64 | config->acceptGlobs = FcStrSetCreate (); | |
65 | if (!config->acceptGlobs) | |
66 | goto bail4; | |
67 | ||
68 | config->rejectGlobs = FcStrSetCreate (); | |
69 | if (!config->rejectGlobs) | |
70 | goto bail5; | |
71 | ||
72 | config->acceptPatterns = FcFontSetCreate (); | |
73 | if (!config->acceptPatterns) | |
74 | goto bail6; | |
75 | ||
76 | config->rejectPatterns = FcFontSetCreate (); | |
77 | if (!config->rejectPatterns) | |
78 | goto bail7; | |
79 | ||
80 | config->cache = 0; | |
81 | if (FcConfigHome()) | |
82 | if (!FcConfigSetCache (config, (FcChar8 *) ("~/" FC_USER_CACHE_FILE))) | |
83 | goto bail8; | |
84 | ||
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 bail8; | |
104 | } | |
105 | FcStrFree (cache_dir); | |
106 | } | |
107 | } | |
108 | #endif | |
109 | ||
110 | config->cacheDirs = FcStrSetCreate (); | |
111 | if (!config->cacheDirs) | |
112 | goto bail9; | |
113 | ||
114 | config->blanks = 0; | |
115 | ||
116 | config->substPattern = 0; | |
117 | config->substFont = 0; | |
118 | config->maxObjects = 0; | |
119 | for (set = FcSetSystem; set <= FcSetApplication; set++) | |
120 | config->fonts[set] = 0; | |
121 | ||
122 | config->rescanTime = time(0); | |
123 | config->rescanInterval = 30; | |
124 | ||
125 | return config; | |
126 | ||
127 | bail9: | |
128 | FcStrFree (config->cache); | |
129 | bail8: | |
130 | FcFontSetDestroy (config->rejectPatterns); | |
131 | bail7: | |
132 | FcFontSetDestroy (config->acceptPatterns); | |
133 | bail6: | |
134 | FcStrSetDestroy (config->rejectGlobs); | |
135 | bail5: | |
136 | FcStrSetDestroy (config->acceptGlobs); | |
137 | bail4: | |
138 | FcStrSetDestroy (config->fontDirs); | |
139 | bail3: | |
140 | FcStrSetDestroy (config->configFiles); | |
141 | bail2: | |
142 | FcStrSetDestroy (config->configDirs); | |
143 | bail1: | |
144 | free (config); | |
145 | FcMemFree (FC_MEM_CONFIG, sizeof (FcConfig)); | |
146 | bail0: | |
147 | return 0; | |
148 | } | |
149 | ||
150 | static FcFileTime | |
151 | FcConfigNewestFile (FcStrSet *files) | |
152 | { | |
153 | FcStrList *list = FcStrListCreate (files); | |
154 | FcFileTime newest = { 0, FcFalse }; | |
155 | FcChar8 *file; | |
156 | struct stat statb; | |
157 | ||
158 | if (list) | |
159 | { | |
160 | while ((file = FcStrListNext (list))) | |
161 | if (stat ((char *) file, &statb) == 0) | |
162 | if (!newest.set || statb.st_mtime - newest.time > 0) | |
163 | { | |
164 | newest.set = FcTrue; | |
165 | newest.time = statb.st_mtime; | |
166 | } | |
167 | FcStrListDone (list); | |
168 | } | |
169 | return newest; | |
170 | } | |
171 | ||
172 | FcFileTime | |
173 | FcConfigModifiedTime (FcConfig *config) | |
174 | { | |
175 | if (!config) | |
176 | { | |
177 | FcFileTime v = { 0, FcFalse }; | |
178 | config = FcConfigGetCurrent (); | |
179 | if (!config) | |
180 | return v; | |
181 | } | |
182 | return FcConfigNewestFile (config->configFiles); | |
183 | } | |
184 | ||
185 | FcBool | |
186 | FcConfigUptoDate (FcConfig *config) | |
187 | { | |
188 | FcFileTime config_time, font_time; | |
189 | time_t now = time(0); | |
190 | if (!config) | |
191 | { | |
192 | config = FcConfigGetCurrent (); | |
193 | if (!config) | |
194 | return FcFalse; | |
195 | } | |
196 | config_time = FcConfigNewestFile (config->configFiles); | |
197 | font_time = FcConfigNewestFile (config->fontDirs); | |
198 | if ((config_time.set && config_time.time - config->rescanTime > 0) || | |
199 | (font_time.set && (font_time.time - config->rescanTime) > 0)) | |
200 | { | |
201 | return FcFalse; | |
202 | } | |
203 | config->rescanTime = now; | |
204 | return FcTrue; | |
205 | } | |
206 | ||
207 | static void | |
208 | FcSubstDestroy (FcSubst *s) | |
209 | { | |
210 | FcSubst *n; | |
211 | ||
212 | while (s) | |
213 | { | |
214 | n = s->next; | |
215 | if (s->test) | |
216 | FcTestDestroy (s->test); | |
217 | if (s->edit) | |
218 | FcEditDestroy (s->edit); | |
219 | free (s); | |
220 | FcMemFree (FC_MEM_SUBST, sizeof (FcSubst)); | |
221 | s = n; | |
222 | } | |
223 | } | |
224 | ||
225 | void | |
226 | FcConfigDestroy (FcConfig *config) | |
227 | { | |
228 | FcSetName set; | |
229 | ||
230 | if (config == _fcConfig) | |
231 | _fcConfig = 0; | |
232 | ||
233 | FcStrSetDestroy (config->configDirs); | |
234 | FcStrSetDestroy (config->fontDirs); | |
235 | FcStrSetDestroy (config->cacheDirs); | |
236 | FcStrSetDestroy (config->configFiles); | |
237 | FcStrSetDestroy (config->acceptGlobs); | |
238 | FcStrSetDestroy (config->rejectGlobs); | |
239 | FcFontSetDestroy (config->acceptPatterns); | |
240 | FcFontSetDestroy (config->rejectPatterns); | |
241 | ||
242 | if (config->blanks) | |
243 | FcBlanksDestroy (config->blanks); | |
244 | ||
245 | if (config->cache) | |
246 | FcStrFree (config->cache); | |
247 | ||
248 | FcSubstDestroy (config->substPattern); | |
249 | FcSubstDestroy (config->substFont); | |
250 | for (set = FcSetSystem; set <= FcSetApplication; set++) | |
251 | if (config->fonts[set]) | |
252 | FcFontSetDestroy (config->fonts[set]); | |
253 | ||
254 | free (config); | |
255 | FcMemFree (FC_MEM_CONFIG, sizeof (FcConfig)); | |
256 | } | |
257 | ||
258 | /* | |
259 | * Scan the current list of directories in the configuration | |
260 | * and build the set of available fonts. Update the | |
261 | * per-user cache file to reflect the new configuration | |
262 | */ | |
263 | ||
264 | FcBool | |
265 | FcConfigBuildFonts (FcConfig *config) | |
266 | { | |
267 | FcFontSet *fonts, *cached_fonts; | |
268 | FcGlobalCache *cache; | |
269 | FcStrList *list; | |
270 | FcStrSet *oldDirs; | |
271 | FcChar8 *dir; | |
272 | ||
273 | fonts = FcFontSetCreate (); | |
274 | if (!fonts) | |
275 | goto bail0; | |
276 | ||
277 | cache = FcGlobalCacheCreate (); | |
278 | if (!cache) | |
279 | goto bail1; | |
280 | ||
281 | oldDirs = FcStrSetCreate (); | |
282 | if (!oldDirs) | |
283 | goto bail2; | |
284 | ||
285 | if (config->cache) | |
286 | FcGlobalCacheLoad (cache, oldDirs, config->cache, config); | |
287 | ||
288 | cached_fonts = FcCacheRead(config, cache); | |
289 | if (!cached_fonts) | |
290 | { | |
291 | list = FcConfigGetFontDirs (config); | |
292 | if (!list) | |
293 | goto bail3; | |
294 | ||
295 | while ((dir = FcStrListNext (list))) | |
296 | { | |
297 | if (FcDebug () & FC_DBG_FONTSET) | |
298 | printf ("build scan dir %s\n", dir); | |
299 | FcDirScanConfig (fonts, config->fontDirs, cache, | |
300 | config->blanks, dir, FcFalse, config); | |
301 | } | |
302 | ||
303 | FcStrListDone (list); | |
304 | } | |
305 | else | |
306 | { | |
307 | int i; | |
308 | ||
309 | for (i = 0; i < oldDirs->num; i++) | |
310 | { | |
311 | if (FcDebug () & FC_DBG_FONTSET) | |
312 | printf ("scan dir %s\n", oldDirs->strs[i]); | |
313 | FcDirScanConfig (fonts, config->fontDirs, cache, | |
314 | config->blanks, oldDirs->strs[i], | |
315 | FcFalse, config); | |
316 | } | |
317 | ||
318 | for (i = 0; i < cached_fonts->nfont; i++) | |
319 | { | |
320 | FcChar8 *cfn; | |
321 | FcPatternGetString (cached_fonts->fonts[i], FC_FILE, 0, &cfn); | |
322 | ||
323 | if (FcConfigAcceptFont (config, cached_fonts->fonts[i]) && | |
324 | (cfn && FcConfigAcceptFilename (config, cfn))) | |
325 | FcFontSetAdd (fonts, cached_fonts->fonts[i]); | |
326 | ||
327 | cached_fonts->fonts[i] = 0; /* prevent free in FcFontSetDestroy */ | |
328 | } | |
329 | cached_fonts->nfont = 0; | |
330 | FcFontSetDestroy (cached_fonts); | |
331 | } | |
332 | ||
333 | if (FcDebug () & FC_DBG_FONTSET) | |
334 | FcFontSetPrint (fonts); | |
335 | ||
336 | if (config->cache) | |
337 | FcGlobalCacheSave (cache, config->cache, config); | |
338 | FcGlobalCacheDestroy (cache); | |
339 | FcStrSetDestroy (oldDirs); | |
340 | ||
341 | FcConfigSetFonts (config, fonts, FcSetSystem); | |
342 | ||
343 | return FcTrue; | |
344 | bail3: | |
345 | FcStrSetDestroy (oldDirs); | |
346 | bail2: | |
347 | FcGlobalCacheDestroy (cache); | |
348 | bail1: | |
349 | FcFontSetDestroy (fonts); | |
350 | bail0: | |
351 | return FcFalse; | |
352 | } | |
353 | ||
354 | FcBool | |
355 | FcConfigSetCurrent (FcConfig *config) | |
356 | { | |
357 | if (!config->fonts) | |
358 | if (!FcConfigBuildFonts (config)) | |
359 | return FcFalse; | |
360 | ||
361 | if (_fcConfig) | |
362 | FcConfigDestroy (_fcConfig); | |
363 | _fcConfig = config; | |
364 | return FcTrue; | |
365 | } | |
366 | ||
367 | FcConfig * | |
368 | FcConfigGetCurrent (void) | |
369 | { | |
370 | if (!_fcConfig) | |
371 | if (!FcInit ()) | |
372 | return 0; | |
373 | return _fcConfig; | |
374 | } | |
375 | ||
376 | FcBool | |
377 | FcConfigAddConfigDir (FcConfig *config, | |
378 | const FcChar8 *d) | |
379 | { | |
380 | return FcStrSetAddFilename (config->configDirs, d); | |
381 | } | |
382 | ||
383 | FcStrList * | |
384 | FcConfigGetConfigDirs (FcConfig *config) | |
385 | { | |
386 | if (!config) | |
387 | { | |
388 | config = FcConfigGetCurrent (); | |
389 | if (!config) | |
390 | return 0; | |
391 | } | |
392 | return FcStrListCreate (config->configDirs); | |
393 | } | |
394 | ||
395 | FcBool | |
396 | FcConfigAddFontDir (FcConfig *config, | |
397 | const FcChar8 *d) | |
398 | { | |
399 | return FcStrSetAddFilename (config->fontDirs, d); | |
400 | } | |
401 | ||
402 | FcBool | |
403 | FcConfigAddDir (FcConfig *config, | |
404 | const FcChar8 *d) | |
405 | { | |
406 | return (FcConfigAddConfigDir (config, d) && | |
407 | FcConfigAddFontDir (config, d)); | |
408 | } | |
409 | ||
410 | FcStrList * | |
411 | FcConfigGetFontDirs (FcConfig *config) | |
412 | { | |
413 | if (!config) | |
414 | { | |
415 | config = FcConfigGetCurrent (); | |
416 | if (!config) | |
417 | return 0; | |
418 | } | |
419 | return FcStrListCreate (config->fontDirs); | |
420 | } | |
421 | ||
422 | FcBool | |
423 | FcConfigAddCacheDir (FcConfig *config, | |
424 | const FcChar8 *d) | |
425 | { | |
426 | return FcStrSetAddFilename (config->cacheDirs, d); | |
427 | } | |
428 | ||
429 | FcStrList * | |
430 | FcConfigGetCacheDirs (FcConfig *config) | |
431 | { | |
432 | if (!config) | |
433 | { | |
434 | config = FcConfigGetCurrent (); | |
435 | if (!config) | |
436 | return 0; | |
437 | } | |
438 | return FcStrListCreate (config->cacheDirs); | |
439 | } | |
440 | ||
441 | FcBool | |
442 | FcConfigAddConfigFile (FcConfig *config, | |
443 | const FcChar8 *f) | |
444 | { | |
445 | FcBool ret; | |
446 | FcChar8 *file = FcConfigFilename (f); | |
447 | ||
448 | if (!file) | |
449 | return FcFalse; | |
450 | ||
451 | ret = FcStrSetAdd (config->configFiles, file); | |
452 | FcStrFree (file); | |
453 | return ret; | |
454 | } | |
455 | ||
456 | FcStrList * | |
457 | FcConfigGetConfigFiles (FcConfig *config) | |
458 | { | |
459 | if (!config) | |
460 | { | |
461 | config = FcConfigGetCurrent (); | |
462 | if (!config) | |
463 | return 0; | |
464 | } | |
465 | return FcStrListCreate (config->configFiles); | |
466 | } | |
467 | ||
468 | FcBool | |
469 | FcConfigSetCache (FcConfig *config, | |
470 | const FcChar8 *c) | |
471 | { | |
472 | FcChar8 *new = FcStrCopyFilename (c); | |
473 | ||
474 | if (!new) | |
475 | return FcFalse; | |
476 | if (config->cache) | |
477 | FcStrFree (config->cache); | |
478 | config->cache = new; | |
479 | return FcTrue; | |
480 | } | |
481 | ||
482 | FcChar8 * | |
483 | FcConfigGetCache (FcConfig *config) | |
484 | { | |
485 | if (!config) | |
486 | { | |
487 | config = FcConfigGetCurrent (); | |
488 | if (!config) | |
489 | return 0; | |
490 | } | |
491 | return config->cache; | |
492 | } | |
493 | ||
494 | FcFontSet * | |
495 | FcConfigGetFonts (FcConfig *config, | |
496 | FcSetName set) | |
497 | { | |
498 | if (!config) | |
499 | { | |
500 | config = FcConfigGetCurrent (); | |
501 | if (!config) | |
502 | return 0; | |
503 | } | |
504 | return config->fonts[set]; | |
505 | } | |
506 | ||
507 | void | |
508 | FcConfigSetFonts (FcConfig *config, | |
509 | FcFontSet *fonts, | |
510 | FcSetName set) | |
511 | { | |
512 | if (config->fonts[set]) | |
513 | FcFontSetDestroy (config->fonts[set]); | |
514 | config->fonts[set] = fonts; | |
515 | } | |
516 | ||
517 | ||
518 | ||
519 | FcBlanks * | |
520 | FcConfigGetBlanks (FcConfig *config) | |
521 | { | |
522 | if (!config) | |
523 | { | |
524 | config = FcConfigGetCurrent (); | |
525 | if (!config) | |
526 | return 0; | |
527 | } | |
528 | return config->blanks; | |
529 | } | |
530 | ||
531 | FcBool | |
532 | FcConfigAddBlank (FcConfig *config, | |
533 | FcChar32 blank) | |
534 | { | |
535 | FcBlanks *b, *freeme = 0; | |
536 | ||
537 | b = config->blanks; | |
538 | if (!b) | |
539 | { | |
540 | freeme = b = FcBlanksCreate (); | |
541 | if (!b) | |
542 | return FcFalse; | |
543 | } | |
544 | if (!FcBlanksAdd (b, blank)) | |
545 | { | |
546 | if (freeme) | |
547 | FcBlanksDestroy (freeme); | |
548 | return FcFalse; | |
549 | } | |
550 | config->blanks = b; | |
551 | return FcTrue; | |
552 | } | |
553 | ||
554 | int | |
555 | FcConfigGetRescanInverval (FcConfig *config) | |
556 | { | |
557 | if (!config) | |
558 | { | |
559 | config = FcConfigGetCurrent (); | |
560 | if (!config) | |
561 | return 0; | |
562 | } | |
563 | return config->rescanInterval; | |
564 | } | |
565 | ||
566 | FcBool | |
567 | FcConfigSetRescanInverval (FcConfig *config, int rescanInterval) | |
568 | { | |
569 | if (!config) | |
570 | { | |
571 | config = FcConfigGetCurrent (); | |
572 | if (!config) | |
573 | return FcFalse; | |
574 | } | |
575 | config->rescanInterval = rescanInterval; | |
576 | return FcTrue; | |
577 | } | |
578 | ||
579 | FcBool | |
580 | FcConfigAddEdit (FcConfig *config, | |
581 | FcTest *test, | |
582 | FcEdit *edit, | |
583 | FcMatchKind kind) | |
584 | { | |
585 | FcSubst *subst, **prev; | |
586 | FcTest *t; | |
587 | int num; | |
588 | ||
589 | subst = (FcSubst *) malloc (sizeof (FcSubst)); | |
590 | if (!subst) | |
591 | return FcFalse; | |
592 | FcMemAlloc (FC_MEM_SUBST, sizeof (FcSubst)); | |
593 | if (kind == FcMatchPattern) | |
594 | prev = &config->substPattern; | |
595 | else | |
596 | prev = &config->substFont; | |
597 | for (; *prev; prev = &(*prev)->next); | |
598 | *prev = subst; | |
599 | subst->next = 0; | |
600 | subst->test = test; | |
601 | subst->edit = edit; | |
602 | num = 0; | |
603 | for (t = test; t; t = t->next) | |
604 | { | |
605 | if (t->kind == FcMatchDefault) | |
606 | t->kind = kind; | |
607 | num++; | |
608 | } | |
609 | if (config->maxObjects < num) | |
610 | config->maxObjects = num; | |
611 | if (FcDebug () & FC_DBG_EDIT) | |
612 | { | |
613 | printf ("Add Subst "); | |
614 | FcSubstPrint (subst); | |
615 | } | |
616 | return FcTrue; | |
617 | } | |
618 | ||
619 | typedef struct _FcSubState { | |
620 | FcPatternElt *elt; | |
621 | FcValueList *value; | |
622 | } FcSubState; | |
623 | ||
624 | static FcValue | |
625 | FcConfigPromote (FcValue v, FcValue u) | |
626 | { | |
627 | if (v.type == FcTypeInteger) | |
628 | { | |
629 | v.type = FcTypeDouble; | |
630 | v.u.d = (double) v.u.i; | |
631 | } | |
632 | else if (v.type == FcTypeVoid && u.type == FcTypeMatrix) | |
633 | { | |
634 | v.u.m = &FcIdentityMatrix; | |
635 | v.type = FcTypeMatrix; | |
636 | } | |
637 | else if (v.type == FcTypeString && u.type == FcTypeLangSet) | |
638 | { | |
639 | v.u.l = FcLangSetPromote (v.u.s); | |
640 | v.type = FcTypeLangSet; | |
641 | } | |
642 | return v; | |
643 | } | |
644 | ||
645 | FcBool | |
646 | FcConfigCompareValue (const FcValue *left_o, | |
647 | FcOp op, | |
648 | const FcValue *right_o) | |
649 | { | |
650 | FcValue left = FcValueCanonicalize(left_o); | |
651 | FcValue right = FcValueCanonicalize(right_o); | |
652 | FcBool ret = FcFalse; | |
653 | ||
654 | left = FcConfigPromote (left, right); | |
655 | right = FcConfigPromote (right, left); | |
656 | if (left.type == right.type) | |
657 | { | |
658 | switch (left.type) { | |
659 | case FcTypeInteger: | |
660 | break; /* FcConfigPromote prevents this from happening */ | |
661 | case FcTypeDouble: | |
662 | switch (op) { | |
663 | case FcOpEqual: | |
664 | case FcOpContains: | |
665 | case FcOpListing: | |
666 | ret = left.u.d == right.u.d; | |
667 | break; | |
668 | case FcOpNotEqual: | |
669 | case FcOpNotContains: | |
670 | ret = left.u.d != right.u.d; | |
671 | break; | |
672 | case FcOpLess: | |
673 | ret = left.u.d < right.u.d; | |
674 | break; | |
675 | case FcOpLessEqual: | |
676 | ret = left.u.d <= right.u.d; | |
677 | break; | |
678 | case FcOpMore: | |
679 | ret = left.u.d > right.u.d; | |
680 | break; | |
681 | case FcOpMoreEqual: | |
682 | ret = left.u.d >= right.u.d; | |
683 | break; | |
684 | default: | |
685 | break; | |
686 | } | |
687 | break; | |
688 | case FcTypeBool: | |
689 | switch (op) { | |
690 | case FcOpEqual: | |
691 | case FcOpContains: | |
692 | case FcOpListing: | |
693 | ret = left.u.b == right.u.b; | |
694 | break; | |
695 | case FcOpNotEqual: | |
696 | case FcOpNotContains: | |
697 | ret = left.u.b != right.u.b; | |
698 | break; | |
699 | default: | |
700 | break; | |
701 | } | |
702 | break; | |
703 | case FcTypeString: | |
704 | switch (op) { | |
705 | case FcOpEqual: | |
706 | case FcOpListing: | |
707 | ret = FcStrCmpIgnoreCase (left.u.s, right.u.s) == 0; | |
708 | break; | |
709 | case FcOpContains: | |
710 | ret = FcStrStrIgnoreCase (left.u.s, right.u.s) != 0; | |
711 | break; | |
712 | case FcOpNotEqual: | |
713 | ret = FcStrCmpIgnoreCase (left.u.s, right.u.s) != 0; | |
714 | break; | |
715 | case FcOpNotContains: | |
716 | ret = FcStrCmpIgnoreCase (left.u.s, right.u.s) == 0; | |
717 | break; | |
718 | default: | |
719 | break; | |
720 | } | |
721 | break; | |
722 | case FcTypeMatrix: | |
723 | switch (op) { | |
724 | case FcOpEqual: | |
725 | case FcOpContains: | |
726 | case FcOpListing: | |
727 | ret = FcMatrixEqual (left.u.m, right.u.m); | |
728 | break; | |
729 | case FcOpNotEqual: | |
730 | case FcOpNotContains: | |
731 | ret = !FcMatrixEqual (left.u.m, right.u.m); | |
732 | break; | |
733 | default: | |
734 | break; | |
735 | } | |
736 | break; | |
737 | case FcTypeCharSet: | |
738 | switch (op) { | |
739 | case FcOpContains: | |
740 | case FcOpListing: | |
741 | /* left contains right if right is a subset of left */ | |
742 | ret = FcCharSetIsSubset (right.u.c, left.u.c); | |
743 | break; | |
744 | case FcOpNotContains: | |
745 | /* left contains right if right is a subset of left */ | |
746 | ret = !FcCharSetIsSubset (right.u.c, left.u.c); | |
747 | break; | |
748 | case FcOpEqual: | |
749 | ret = FcCharSetEqual (left.u.c, right.u.c); | |
750 | break; | |
751 | case FcOpNotEqual: | |
752 | ret = !FcCharSetEqual (left.u.c, right.u.c); | |
753 | break; | |
754 | default: | |
755 | break; | |
756 | } | |
757 | break; | |
758 | case FcTypeLangSet: | |
759 | switch (op) { | |
760 | case FcOpContains: | |
761 | case FcOpListing: | |
762 | ret = FcLangSetContains (left.u.l, right.u.l); | |
763 | break; | |
764 | case FcOpNotContains: | |
765 | ret = !FcLangSetContains (left.u.l, right.u.l); | |
766 | break; | |
767 | case FcOpEqual: | |
768 | ret = FcLangSetEqual (left.u.l, right.u.l); | |
769 | break; | |
770 | case FcOpNotEqual: | |
771 | ret = !FcLangSetEqual (left.u.l, right.u.l); | |
772 | break; | |
773 | default: | |
774 | break; | |
775 | } | |
776 | break; | |
777 | case FcTypeVoid: | |
778 | switch (op) { | |
779 | case FcOpEqual: | |
780 | case FcOpContains: | |
781 | case FcOpListing: | |
782 | ret = FcTrue; | |
783 | break; | |
784 | default: | |
785 | break; | |
786 | } | |
787 | break; | |
788 | case FcTypeFTFace: | |
789 | switch (op) { | |
790 | case FcOpEqual: | |
791 | case FcOpContains: | |
792 | case FcOpListing: | |
793 | ret = left.u.f == right.u.f; | |
794 | break; | |
795 | case FcOpNotEqual: | |
796 | case FcOpNotContains: | |
797 | ret = left.u.f != right.u.f; | |
798 | break; | |
799 | default: | |
800 | break; | |
801 | } | |
802 | break; | |
803 | } | |
804 | } | |
805 | else | |
806 | { | |
807 | if (op == FcOpNotEqual || op == FcOpNotContains) | |
808 | ret = FcTrue; | |
809 | } | |
810 | return ret; | |
811 | } | |
812 | ||
813 | ||
814 | #define _FcDoubleFloor(d) ((int) (d)) | |
815 | #define _FcDoubleCeil(d) ((double) (int) (d) == (d) ? (int) (d) : (int) ((d) + 1)) | |
816 | #define FcDoubleFloor(d) ((d) >= 0 ? _FcDoubleFloor(d) : -_FcDoubleCeil(-(d))) | |
817 | #define FcDoubleCeil(d) ((d) >= 0 ? _FcDoubleCeil(d) : -_FcDoubleFloor(-(d))) | |
818 | #define FcDoubleRound(d) FcDoubleFloor ((d) + 0.5) | |
819 | #define FcDoubleTrunc(d) ((d) >= 0 ? _FcDoubleFloor (d) : -_FcDoubleFloor (-(d))) | |
820 | ||
821 | static FcValue | |
822 | FcConfigEvaluate (FcPattern *p, FcExpr *e) | |
823 | { | |
824 | FcValue v, vl, vr; | |
825 | FcResult r; | |
826 | FcMatrix *m; | |
827 | FcChar8 *str; | |
828 | ||
829 | switch (e->op) { | |
830 | case FcOpInteger: | |
831 | v.type = FcTypeInteger; | |
832 | v.u.i = e->u.ival; | |
833 | break; | |
834 | case FcOpDouble: | |
835 | v.type = FcTypeDouble; | |
836 | v.u.d = e->u.dval; | |
837 | break; | |
838 | case FcOpString: | |
839 | v.type = FcTypeString; | |
840 | v.u.s = FcStrStaticName(e->u.sval); | |
841 | break; | |
842 | case FcOpMatrix: | |
843 | v.type = FcTypeMatrix; | |
844 | v.u.m = e->u.mval; | |
845 | v = FcValueSave (v); | |
846 | break; | |
847 | case FcOpCharSet: | |
848 | v.type = FcTypeCharSet; | |
849 | v.u.c = e->u.cval; | |
850 | v = FcValueSave (v); | |
851 | break; | |
852 | case FcOpBool: | |
853 | v.type = FcTypeBool; | |
854 | v.u.b = e->u.bval; | |
855 | break; | |
856 | case FcOpField: | |
857 | r = FcPatternGet (p, e->u.field, 0, &v); | |
858 | if (r != FcResultMatch) | |
859 | v.type = FcTypeVoid; | |
860 | v = FcValueSave (v); | |
861 | break; | |
862 | case FcOpConst: | |
863 | if (FcNameConstant (e->u.constant, &v.u.i)) | |
864 | v.type = FcTypeInteger; | |
865 | else | |
866 | v.type = FcTypeVoid; | |
867 | break; | |
868 | case FcOpQuest: | |
869 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
870 | if (vl.type == FcTypeBool) | |
871 | { | |
872 | if (vl.u.b) | |
873 | v = FcConfigEvaluate (p, e->u.tree.right->u.tree.left); | |
874 | else | |
875 | v = FcConfigEvaluate (p, e->u.tree.right->u.tree.right); | |
876 | } | |
877 | else | |
878 | v.type = FcTypeVoid; | |
879 | FcValueDestroy (vl); | |
880 | break; | |
881 | case FcOpEqual: | |
882 | case FcOpNotEqual: | |
883 | case FcOpLess: | |
884 | case FcOpLessEqual: | |
885 | case FcOpMore: | |
886 | case FcOpMoreEqual: | |
887 | case FcOpContains: | |
888 | case FcOpNotContains: | |
889 | case FcOpListing: | |
890 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
891 | vr = FcConfigEvaluate (p, e->u.tree.right); | |
892 | v.type = FcTypeBool; | |
893 | v.u.b = FcConfigCompareValue (&vl, e->op, &vr); | |
894 | FcValueDestroy (vl); | |
895 | FcValueDestroy (vr); | |
896 | break; | |
897 | case FcOpOr: | |
898 | case FcOpAnd: | |
899 | case FcOpPlus: | |
900 | case FcOpMinus: | |
901 | case FcOpTimes: | |
902 | case FcOpDivide: | |
903 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
904 | vr = FcConfigEvaluate (p, e->u.tree.right); | |
905 | vl = FcConfigPromote (vl, vr); | |
906 | vr = FcConfigPromote (vr, vl); | |
907 | if (vl.type == vr.type) | |
908 | { | |
909 | switch (vl.type) { | |
910 | case FcTypeDouble: | |
911 | switch (e->op) { | |
912 | case FcOpPlus: | |
913 | v.type = FcTypeDouble; | |
914 | v.u.d = vl.u.d + vr.u.d; | |
915 | break; | |
916 | case FcOpMinus: | |
917 | v.type = FcTypeDouble; | |
918 | v.u.d = vl.u.d - vr.u.d; | |
919 | break; | |
920 | case FcOpTimes: | |
921 | v.type = FcTypeDouble; | |
922 | v.u.d = vl.u.d * vr.u.d; | |
923 | break; | |
924 | case FcOpDivide: | |
925 | v.type = FcTypeDouble; | |
926 | v.u.d = vl.u.d / vr.u.d; | |
927 | break; | |
928 | default: | |
929 | v.type = FcTypeVoid; | |
930 | break; | |
931 | } | |
932 | if (v.type == FcTypeDouble && | |
933 | v.u.d == (double) (int) v.u.d) | |
934 | { | |
935 | v.type = FcTypeInteger; | |
936 | v.u.i = (int) v.u.d; | |
937 | } | |
938 | break; | |
939 | case FcTypeBool: | |
940 | switch (e->op) { | |
941 | case FcOpOr: | |
942 | v.type = FcTypeBool; | |
943 | v.u.b = vl.u.b || vr.u.b; | |
944 | break; | |
945 | case FcOpAnd: | |
946 | v.type = FcTypeBool; | |
947 | v.u.b = vl.u.b && vr.u.b; | |
948 | break; | |
949 | default: | |
950 | v.type = FcTypeVoid; | |
951 | break; | |
952 | } | |
953 | break; | |
954 | case FcTypeString: | |
955 | switch (e->op) { | |
956 | case FcOpPlus: | |
957 | v.type = FcTypeString; | |
958 | str = FcStrPlus (vl.u.s, vr.u.s); | |
959 | v.u.s = FcStrStaticName (str); | |
960 | FcStrFree (str); | |
961 | ||
962 | if (!v.u.s) | |
963 | v.type = FcTypeVoid; | |
964 | break; | |
965 | default: | |
966 | v.type = FcTypeVoid; | |
967 | break; | |
968 | } | |
969 | break; | |
970 | case FcTypeMatrix: | |
971 | switch (e->op) { | |
972 | case FcOpTimes: | |
973 | v.type = FcTypeMatrix; | |
974 | m = malloc (sizeof (FcMatrix)); | |
975 | if (m) | |
976 | { | |
977 | FcMemAlloc (FC_MEM_MATRIX, sizeof (FcMatrix)); | |
978 | FcMatrixMultiply (m, vl.u.m, vr.u.m); | |
979 | v.u.m = m; | |
980 | } | |
981 | else | |
982 | { | |
983 | v.type = FcTypeVoid; | |
984 | } | |
985 | break; | |
986 | default: | |
987 | v.type = FcTypeVoid; | |
988 | break; | |
989 | } | |
990 | break; | |
991 | default: | |
992 | v.type = FcTypeVoid; | |
993 | break; | |
994 | } | |
995 | } | |
996 | else | |
997 | v.type = FcTypeVoid; | |
998 | FcValueDestroy (vl); | |
999 | FcValueDestroy (vr); | |
1000 | break; | |
1001 | case FcOpNot: | |
1002 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1003 | switch (vl.type) { | |
1004 | case FcTypeBool: | |
1005 | v.type = FcTypeBool; | |
1006 | v.u.b = !vl.u.b; | |
1007 | break; | |
1008 | default: | |
1009 | v.type = FcTypeVoid; | |
1010 | break; | |
1011 | } | |
1012 | FcValueDestroy (vl); | |
1013 | break; | |
1014 | case FcOpFloor: | |
1015 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1016 | switch (vl.type) { | |
1017 | case FcTypeInteger: | |
1018 | v = vl; | |
1019 | break; | |
1020 | case FcTypeDouble: | |
1021 | v.type = FcTypeInteger; | |
1022 | v.u.i = FcDoubleFloor (vl.u.d); | |
1023 | break; | |
1024 | default: | |
1025 | v.type = FcTypeVoid; | |
1026 | break; | |
1027 | } | |
1028 | FcValueDestroy (vl); | |
1029 | break; | |
1030 | case FcOpCeil: | |
1031 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1032 | switch (vl.type) { | |
1033 | case FcTypeInteger: | |
1034 | v = vl; | |
1035 | break; | |
1036 | case FcTypeDouble: | |
1037 | v.type = FcTypeInteger; | |
1038 | v.u.i = FcDoubleCeil (vl.u.d); | |
1039 | break; | |
1040 | default: | |
1041 | v.type = FcTypeVoid; | |
1042 | break; | |
1043 | } | |
1044 | FcValueDestroy (vl); | |
1045 | break; | |
1046 | case FcOpRound: | |
1047 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1048 | switch (vl.type) { | |
1049 | case FcTypeInteger: | |
1050 | v = vl; | |
1051 | break; | |
1052 | case FcTypeDouble: | |
1053 | v.type = FcTypeInteger; | |
1054 | v.u.i = FcDoubleRound (vl.u.d); | |
1055 | break; | |
1056 | default: | |
1057 | v.type = FcTypeVoid; | |
1058 | break; | |
1059 | } | |
1060 | FcValueDestroy (vl); | |
1061 | break; | |
1062 | case FcOpTrunc: | |
1063 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1064 | switch (vl.type) { | |
1065 | case FcTypeInteger: | |
1066 | v = vl; | |
1067 | break; | |
1068 | case FcTypeDouble: | |
1069 | v.type = FcTypeInteger; | |
1070 | v.u.i = FcDoubleTrunc (vl.u.d); | |
1071 | break; | |
1072 | default: | |
1073 | v.type = FcTypeVoid; | |
1074 | break; | |
1075 | } | |
1076 | FcValueDestroy (vl); | |
1077 | break; | |
1078 | default: | |
1079 | v.type = FcTypeVoid; | |
1080 | break; | |
1081 | } | |
1082 | return v; | |
1083 | } | |
1084 | ||
1085 | static FcValueList * | |
1086 | FcConfigMatchValueList (FcPattern *p, | |
1087 | FcTest *t, | |
1088 | FcValueList *values) | |
1089 | { | |
1090 | FcValueList *ret = 0; | |
1091 | FcExpr *e = t->expr; | |
1092 | FcValue value; | |
1093 | FcValueList *v; | |
1094 | ||
1095 | while (e) | |
1096 | { | |
1097 | /* Compute the value of the match expression */ | |
1098 | if (e->op == FcOpComma) | |
1099 | { | |
1100 | value = FcConfigEvaluate (p, e->u.tree.left); | |
1101 | e = e->u.tree.right; | |
1102 | } | |
1103 | else | |
1104 | { | |
1105 | value = FcConfigEvaluate (p, e); | |
1106 | e = 0; | |
1107 | } | |
1108 | ||
1109 | for (v = values; v; v = FcValueListPtrU(v->next)) | |
1110 | { | |
1111 | /* Compare the pattern value to the match expression value */ | |
1112 | if (FcConfigCompareValue (&v->value, t->op, &value)) | |
1113 | { | |
1114 | if (!ret) | |
1115 | ret = v; | |
1116 | } | |
1117 | else | |
1118 | { | |
1119 | if (t->qual == FcQualAll) | |
1120 | { | |
1121 | ret = 0; | |
1122 | break; | |
1123 | } | |
1124 | } | |
1125 | } | |
1126 | FcValueDestroy (value); | |
1127 | } | |
1128 | return ret; | |
1129 | } | |
1130 | ||
1131 | static FcValueList * | |
1132 | FcConfigValues (FcPattern *p, FcExpr *e, FcValueBinding binding) | |
1133 | { | |
1134 | FcValueList *l; | |
1135 | ||
1136 | if (!e) | |
1137 | return 0; | |
1138 | l = (FcValueList *) malloc (sizeof (FcValueList)); | |
1139 | if (!l) | |
1140 | return 0; | |
1141 | FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList)); | |
1142 | if (e->op == FcOpComma) | |
1143 | { | |
1144 | l->value = FcConfigEvaluate (p, e->u.tree.left); | |
1145 | l->next = FcValueListPtrCreateDynamic(FcConfigValues (p, e->u.tree.right, binding)); | |
1146 | } | |
1147 | else | |
1148 | { | |
1149 | l->value = FcConfigEvaluate (p, e); | |
1150 | l->next = FcValueListPtrCreateDynamic(0); | |
1151 | } | |
1152 | l->binding = binding; | |
1153 | if (l->value.type == FcTypeVoid) | |
1154 | { | |
1155 | FcValueList *next = FcValueListPtrU(l->next); | |
1156 | ||
1157 | FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList)); | |
1158 | free (l); | |
1159 | l = next; | |
1160 | } | |
1161 | ||
1162 | return l; | |
1163 | } | |
1164 | ||
1165 | static FcBool | |
1166 | FcConfigAdd (FcValueListPtr *head, | |
1167 | FcValueList *position, | |
1168 | FcBool append, | |
1169 | FcValueList *new) | |
1170 | { | |
1171 | FcValueListPtr *prev, last, v; | |
1172 | FcValueBinding sameBinding; | |
1173 | ||
1174 | if (position) | |
1175 | sameBinding = position->binding; | |
1176 | else | |
1177 | sameBinding = FcValueBindingWeak; | |
1178 | for (v = FcValueListPtrCreateDynamic(new); FcValueListPtrU(v); | |
1179 | v = FcValueListPtrU(v)->next) | |
1180 | if (FcValueListPtrU(v)->binding == FcValueBindingSame) | |
1181 | FcValueListPtrU(v)->binding = sameBinding; | |
1182 | if (append) | |
1183 | { | |
1184 | if (position) | |
1185 | prev = &position->next; | |
1186 | else | |
1187 | for (prev = head; FcValueListPtrU(*prev); | |
1188 | prev = &(FcValueListPtrU(*prev)->next)) | |
1189 | ; | |
1190 | } | |
1191 | else | |
1192 | { | |
1193 | if (position) | |
1194 | { | |
1195 | for (prev = head; FcValueListPtrU(*prev); | |
1196 | prev = &(FcValueListPtrU(*prev)->next)) | |
1197 | { | |
1198 | if (FcValueListPtrU(*prev) == position) | |
1199 | break; | |
1200 | } | |
1201 | } | |
1202 | else | |
1203 | prev = head; | |
1204 | ||
1205 | if (FcDebug () & FC_DBG_EDIT) | |
1206 | { | |
1207 | if (!FcValueListPtrU(*prev)) | |
1208 | printf ("position not on list\n"); | |
1209 | } | |
1210 | } | |
1211 | ||
1212 | if (FcDebug () & FC_DBG_EDIT) | |
1213 | { | |
1214 | printf ("%s list before ", append ? "Append" : "Prepend"); | |
1215 | FcValueListPrint (*head); | |
1216 | printf ("\n"); | |
1217 | } | |
1218 | ||
1219 | if (new) | |
1220 | { | |
1221 | last = FcValueListPtrCreateDynamic(new); | |
1222 | while (FcValueListPtrU(FcValueListPtrU(last)->next)) | |
1223 | last = FcValueListPtrU(last)->next; | |
1224 | ||
1225 | FcValueListPtrU(last)->next = *prev; | |
1226 | *prev = FcValueListPtrCreateDynamic(new); | |
1227 | } | |
1228 | ||
1229 | if (FcDebug () & FC_DBG_EDIT) | |
1230 | { | |
1231 | printf ("%s list after ", append ? "Append" : "Prepend"); | |
1232 | FcValueListPrint (*head); | |
1233 | printf ("\n"); | |
1234 | } | |
1235 | ||
1236 | return FcTrue; | |
1237 | } | |
1238 | ||
1239 | static void | |
1240 | FcConfigDel (FcValueListPtr *head, | |
1241 | FcValueList *position) | |
1242 | { | |
1243 | FcValueListPtr *prev; | |
1244 | ||
1245 | for (prev = head; FcValueListPtrU(*prev); | |
1246 | prev = &(FcValueListPtrU(*prev)->next)) | |
1247 | { | |
1248 | if (FcValueListPtrU(*prev) == position) | |
1249 | { | |
1250 | *prev = position->next; | |
1251 | position->next = FcValueListPtrCreateDynamic(0); | |
1252 | FcValueListDestroy (FcValueListPtrCreateDynamic(position)); | |
1253 | break; | |
1254 | } | |
1255 | } | |
1256 | } | |
1257 | ||
1258 | static void | |
1259 | FcConfigPatternAdd (FcPattern *p, | |
1260 | const char *object, | |
1261 | FcValueList *list, | |
1262 | FcBool append) | |
1263 | { | |
1264 | if (list) | |
1265 | { | |
1266 | FcPatternElt *e = FcPatternInsertElt (p, object); | |
1267 | ||
1268 | if (!e) | |
1269 | return; | |
1270 | FcConfigAdd (&e->values, 0, append, list); | |
1271 | } | |
1272 | } | |
1273 | ||
1274 | /* | |
1275 | * Delete all values associated with a field | |
1276 | */ | |
1277 | static void | |
1278 | FcConfigPatternDel (FcPattern *p, | |
1279 | const char *object) | |
1280 | { | |
1281 | FcPatternElt *e = FcPatternFindElt (p, object); | |
1282 | if (!e) | |
1283 | return; | |
1284 | while (FcValueListPtrU(e->values)) | |
1285 | FcConfigDel (&e->values, FcValueListPtrU(e->values)); | |
1286 | } | |
1287 | ||
1288 | static void | |
1289 | FcConfigPatternCanon (FcPattern *p, | |
1290 | const char *object) | |
1291 | { | |
1292 | FcPatternElt *e = FcPatternFindElt (p, object); | |
1293 | if (!e) | |
1294 | return; | |
1295 | if (!FcValueListPtrU(e->values)) | |
1296 | FcPatternDel (p, object); | |
1297 | } | |
1298 | ||
1299 | FcBool | |
1300 | FcConfigSubstituteWithPat (FcConfig *config, | |
1301 | FcPattern *p, | |
1302 | FcPattern *p_pat, | |
1303 | FcMatchKind kind) | |
1304 | { | |
1305 | FcSubst *s; | |
1306 | FcSubState *st; | |
1307 | int i; | |
1308 | FcTest *t; | |
1309 | FcEdit *e; | |
1310 | FcValueList *l; | |
1311 | FcPattern *m; | |
1312 | ||
1313 | if (!config) | |
1314 | { | |
1315 | config = FcConfigGetCurrent (); | |
1316 | if (!config) | |
1317 | return FcFalse; | |
1318 | } | |
1319 | ||
1320 | st = (FcSubState *) malloc (config->maxObjects * sizeof (FcSubState)); | |
1321 | if (!st && config->maxObjects) | |
1322 | return FcFalse; | |
1323 | FcMemAlloc (FC_MEM_SUBSTATE, config->maxObjects * sizeof (FcSubState)); | |
1324 | ||
1325 | if (FcDebug () & FC_DBG_EDIT) | |
1326 | { | |
1327 | printf ("FcConfigSubstitute "); | |
1328 | FcPatternPrint (p); | |
1329 | } | |
1330 | if (kind == FcMatchPattern) | |
1331 | s = config->substPattern; | |
1332 | else | |
1333 | s = config->substFont; | |
1334 | for (; s; s = s->next) | |
1335 | { | |
1336 | /* | |
1337 | * Check the tests to see if | |
1338 | * they all match the pattern | |
1339 | */ | |
1340 | for (t = s->test, i = 0; t; t = t->next, i++) | |
1341 | { | |
1342 | if (FcDebug () & FC_DBG_EDIT) | |
1343 | { | |
1344 | printf ("FcConfigSubstitute test "); | |
1345 | FcTestPrint (t); | |
1346 | } | |
1347 | st[i].elt = 0; | |
1348 | if (kind == FcMatchFont && t->kind == FcMatchPattern) | |
1349 | m = p_pat; | |
1350 | else | |
1351 | m = p; | |
1352 | if (m) | |
1353 | st[i].elt = FcPatternFindElt (m, t->field); | |
1354 | else | |
1355 | st[i].elt = 0; | |
1356 | /* | |
1357 | * If there's no such field in the font, | |
1358 | * then FcQualAll matches while FcQualAny does not | |
1359 | */ | |
1360 | if (!st[i].elt) | |
1361 | { | |
1362 | if (t->qual == FcQualAll) | |
1363 | { | |
1364 | st[i].value = 0; | |
1365 | continue; | |
1366 | } | |
1367 | else | |
1368 | break; | |
1369 | } | |
1370 | /* | |
1371 | * Check to see if there is a match, mark the location | |
1372 | * to apply match-relative edits | |
1373 | */ | |
1374 | st[i].value = FcConfigMatchValueList (m, t, FcValueListPtrU(st[i].elt->values)); | |
1375 | if (!st[i].value) | |
1376 | break; | |
1377 | if (t->qual == FcQualFirst && st[i].value != FcValueListPtrU(st[i].elt->values)) | |
1378 | break; | |
1379 | if (t->qual == FcQualNotFirst && st[i].value == FcValueListPtrU(st[i].elt->values)) | |
1380 | break; | |
1381 | } | |
1382 | if (t) | |
1383 | { | |
1384 | if (FcDebug () & FC_DBG_EDIT) | |
1385 | printf ("No match\n"); | |
1386 | continue; | |
1387 | } | |
1388 | if (FcDebug () & FC_DBG_EDIT) | |
1389 | { | |
1390 | printf ("Substitute "); | |
1391 | FcSubstPrint (s); | |
1392 | } | |
1393 | for (e = s->edit; e; e = e->next) | |
1394 | { | |
1395 | /* | |
1396 | * Evaluate the list of expressions | |
1397 | */ | |
1398 | l = FcConfigValues (p, e->expr, e->binding); | |
1399 | /* | |
1400 | * Locate any test associated with this field, skipping | |
1401 | * tests associated with the pattern when substituting in | |
1402 | * the font | |
1403 | */ | |
1404 | for (t = s->test, i = 0; t; t = t->next, i++) | |
1405 | { | |
1406 | if ((t->kind == FcMatchFont || kind == FcMatchPattern) && | |
1407 | !FcStrCmpIgnoreCase ((FcChar8 *) t->field, | |
1408 | (FcChar8 *) e->field)) | |
1409 | { | |
1410 | /* | |
1411 | * KLUDGE - the pattern may have been reallocated or | |
1412 | * things may have been inserted or deleted above | |
1413 | * this element by other edits. Go back and find | |
1414 | * the element again | |
1415 | */ | |
1416 | if (e != s->edit && st[i].elt) | |
1417 | st[i].elt = FcPatternFindElt (p, t->field); | |
1418 | if (!st[i].elt) | |
1419 | t = 0; | |
1420 | break; | |
1421 | } | |
1422 | } | |
1423 | switch (e->op) { | |
1424 | case FcOpAssign: | |
1425 | /* | |
1426 | * If there was a test, then replace the matched | |
1427 | * value with the new list of values | |
1428 | */ | |
1429 | if (t) | |
1430 | { | |
1431 | FcValueList *thisValue = st[i].value; | |
1432 | FcValueList *nextValue = thisValue ? FcValueListPtrU(thisValue->next) : 0; | |
1433 | ||
1434 | /* | |
1435 | * Append the new list of values after the current value | |
1436 | */ | |
1437 | FcConfigAdd (&st[i].elt->values, thisValue, FcTrue, l); | |
1438 | /* | |
1439 | * Delete the marked value | |
1440 | */ | |
1441 | if (thisValue) | |
1442 | FcConfigDel (&st[i].elt->values, thisValue); | |
1443 | /* | |
1444 | * Adjust any pointers into the value list to ensure | |
1445 | * future edits occur at the same place | |
1446 | */ | |
1447 | for (t = s->test, i = 0; t; t = t->next, i++) | |
1448 | { | |
1449 | if (st[i].value == thisValue) | |
1450 | st[i].value = nextValue; | |
1451 | } | |
1452 | break; | |
1453 | } | |
1454 | /* fall through ... */ | |
1455 | case FcOpAssignReplace: | |
1456 | /* | |
1457 | * Delete all of the values and insert | |
1458 | * the new set | |
1459 | */ | |
1460 | FcConfigPatternDel (p, e->field); | |
1461 | FcConfigPatternAdd (p, e->field, l, FcTrue); | |
1462 | /* | |
1463 | * Adjust any pointers into the value list as they no | |
1464 | * longer point to anything valid | |
1465 | */ | |
1466 | if (t) | |
1467 | { | |
1468 | FcPatternElt *thisElt = st[i].elt; | |
1469 | for (t = s->test, i = 0; t; t = t->next, i++) | |
1470 | { | |
1471 | if (st[i].elt == thisElt) | |
1472 | st[i].value = 0; | |
1473 | } | |
1474 | } | |
1475 | break; | |
1476 | case FcOpPrepend: | |
1477 | if (t) | |
1478 | { | |
1479 | FcConfigAdd (&st[i].elt->values, st[i].value, FcFalse, l); | |
1480 | break; | |
1481 | } | |
1482 | /* fall through ... */ | |
1483 | case FcOpPrependFirst: | |
1484 | FcConfigPatternAdd (p, e->field, l, FcFalse); | |
1485 | break; | |
1486 | case FcOpAppend: | |
1487 | if (t) | |
1488 | { | |
1489 | FcConfigAdd (&st[i].elt->values, st[i].value, FcTrue, l); | |
1490 | break; | |
1491 | } | |
1492 | /* fall through ... */ | |
1493 | case FcOpAppendLast: | |
1494 | FcConfigPatternAdd (p, e->field, l, FcTrue); | |
1495 | break; | |
1496 | default: | |
1497 | FcValueListDestroy (FcValueListPtrCreateDynamic(l)); | |
1498 | break; | |
1499 | } | |
1500 | } | |
1501 | /* | |
1502 | * Now go through the pattern and eliminate | |
1503 | * any properties without data | |
1504 | */ | |
1505 | for (e = s->edit; e; e = e->next) | |
1506 | FcConfigPatternCanon (p, e->field); | |
1507 | ||
1508 | if (FcDebug () & FC_DBG_EDIT) | |
1509 | { | |
1510 | printf ("FcConfigSubstitute edit"); | |
1511 | FcPatternPrint (p); | |
1512 | } | |
1513 | } | |
1514 | FcMemFree (FC_MEM_SUBSTATE, config->maxObjects * sizeof (FcSubState)); | |
1515 | free (st); | |
1516 | if (FcDebug () & FC_DBG_EDIT) | |
1517 | { | |
1518 | printf ("FcConfigSubstitute done"); | |
1519 | FcPatternPrint (p); | |
1520 | } | |
1521 | return FcTrue; | |
1522 | } | |
1523 | ||
1524 | FcBool | |
1525 | FcConfigSubstitute (FcConfig *config, | |
1526 | FcPattern *p, | |
1527 | FcMatchKind kind) | |
1528 | { | |
1529 | return FcConfigSubstituteWithPat (config, p, 0, kind); | |
1530 | } | |
1531 | ||
1532 | #if defined (_WIN32) && (defined (PIC) || defined (DLL_EXPORT)) | |
1533 | ||
1534 | static FcChar8 fontconfig_path[1000] = ""; | |
1535 | ||
1536 | BOOL WINAPI | |
1537 | DllMain (HINSTANCE hinstDLL, | |
1538 | DWORD fdwReason, | |
1539 | LPVOID lpvReserved) | |
1540 | { | |
1541 | FcChar8 *p; | |
1542 | ||
1543 | switch (fdwReason) { | |
1544 | case DLL_PROCESS_ATTACH: | |
1545 | if (!GetModuleFileName ((HMODULE) hinstDLL, fontconfig_path, | |
1546 | sizeof (fontconfig_path))) | |
1547 | break; | |
1548 | ||
1549 | /* If the fontconfig DLL is in a "bin" or "lib" subfolder, | |
1550 | * assume it's a Unix-style installation tree, and use | |
1551 | * "etc/fonts" in there as FONTCONFIG_PATH. Otherwise use the | |
1552 | * folder where the DLL is as FONTCONFIG_PATH. | |
1553 | */ | |
1554 | p = strrchr (fontconfig_path, '\\'); | |
1555 | if (p) | |
1556 | { | |
1557 | *p = '\0'; | |
1558 | p = strrchr (fontconfig_path, '\\'); | |
1559 | if (p && (FcStrCmpIgnoreCase (p + 1, "bin") == 0 || | |
1560 | FcStrCmpIgnoreCase (p + 1, "lib") == 0)) | |
1561 | *p = '\0'; | |
1562 | strcat (fontconfig_path, "\\etc\\fonts"); | |
1563 | } | |
1564 | else | |
1565 | fontconfig_path[0] = '\0'; | |
1566 | ||
1567 | break; | |
1568 | } | |
1569 | ||
1570 | return TRUE; | |
1571 | } | |
1572 | ||
1573 | #undef FONTCONFIG_PATH | |
1574 | #define FONTCONFIG_PATH fontconfig_path | |
1575 | ||
1576 | #else /* !(_WIN32 && PIC) */ | |
1577 | ||
1578 | #endif /* !(_WIN32 && PIC) */ | |
1579 | ||
1580 | #ifndef FONTCONFIG_FILE | |
1581 | #define FONTCONFIG_FILE "fonts.conf" | |
1582 | #endif | |
1583 | ||
1584 | static FcChar8 * | |
1585 | FcConfigFileExists (const FcChar8 *dir, const FcChar8 *file) | |
1586 | { | |
1587 | FcChar8 *path; | |
1588 | ||
1589 | if (!dir) | |
1590 | dir = (FcChar8 *) ""; | |
1591 | path = malloc (strlen ((char *) dir) + 1 + strlen ((char *) file) + 1); | |
1592 | if (!path) | |
1593 | return 0; | |
1594 | ||
1595 | strcpy ((char *) path, (const char *) dir); | |
1596 | /* make sure there's a single separator */ | |
1597 | #ifdef _WIN32 | |
1598 | if ((!path[0] || (path[strlen((char *) path)-1] != '/' && | |
1599 | path[strlen((char *) path)-1] != '\\')) && | |
1600 | !(file[0] == '/' || | |
1601 | file[0] == '\\' || | |
1602 | (isalpha (file[0]) && file[1] == ':' && (file[2] == '/' || file[2] == '\\')))) | |
1603 | strcat ((char *) path, "\\"); | |
1604 | #else | |
1605 | if ((!path[0] || path[strlen((char *) path)-1] != '/') && file[0] != '/') | |
1606 | strcat ((char *) path, "/"); | |
1607 | #endif | |
1608 | strcat ((char *) path, (char *) file); | |
1609 | ||
1610 | FcMemAlloc (FC_MEM_STRING, strlen ((char *) path) + 1); | |
1611 | if (access ((char *) path, R_OK) == 0) | |
1612 | return path; | |
1613 | ||
1614 | FcStrFree (path); | |
1615 | return 0; | |
1616 | } | |
1617 | ||
1618 | static FcChar8 ** | |
1619 | FcConfigGetPath (void) | |
1620 | { | |
1621 | FcChar8 **path; | |
1622 | FcChar8 *env, *e, *colon; | |
1623 | FcChar8 *dir; | |
1624 | int npath; | |
1625 | int i; | |
1626 | ||
1627 | npath = 2; /* default dir + null */ | |
1628 | env = (FcChar8 *) getenv ("FONTCONFIG_PATH"); | |
1629 | if (env) | |
1630 | { | |
1631 | e = env; | |
1632 | npath++; | |
1633 | while (*e) | |
1634 | if (*e++ == FC_SEARCH_PATH_SEPARATOR) | |
1635 | npath++; | |
1636 | } | |
1637 | path = calloc (npath, sizeof (FcChar8 *)); | |
1638 | if (!path) | |
1639 | goto bail0; | |
1640 | i = 0; | |
1641 | ||
1642 | if (env) | |
1643 | { | |
1644 | e = env; | |
1645 | while (*e) | |
1646 | { | |
1647 | colon = (FcChar8 *) strchr ((char *) e, FC_SEARCH_PATH_SEPARATOR); | |
1648 | if (!colon) | |
1649 | colon = e + strlen ((char *) e); | |
1650 | path[i] = malloc (colon - e + 1); | |
1651 | if (!path[i]) | |
1652 | goto bail1; | |
1653 | strncpy ((char *) path[i], (const char *) e, colon - e); | |
1654 | path[i][colon - e] = '\0'; | |
1655 | if (*colon) | |
1656 | e = colon + 1; | |
1657 | else | |
1658 | e = colon; | |
1659 | i++; | |
1660 | } | |
1661 | } | |
1662 | ||
1663 | dir = (FcChar8 *) FONTCONFIG_PATH; | |
1664 | path[i] = malloc (strlen ((char *) dir) + 1); | |
1665 | if (!path[i]) | |
1666 | goto bail1; | |
1667 | strcpy ((char *) path[i], (const char *) dir); | |
1668 | return path; | |
1669 | ||
1670 | bail1: | |
1671 | for (i = 0; path[i]; i++) | |
1672 | free (path[i]); | |
1673 | free (path); | |
1674 | bail0: | |
1675 | return 0; | |
1676 | } | |
1677 | ||
1678 | static void | |
1679 | FcConfigFreePath (FcChar8 **path) | |
1680 | { | |
1681 | FcChar8 **p; | |
1682 | ||
1683 | for (p = path; *p; p++) | |
1684 | free (*p); | |
1685 | free (path); | |
1686 | } | |
1687 | ||
1688 | static FcBool _FcConfigHomeEnabled = FcTrue; | |
1689 | ||
1690 | FcChar8 * | |
1691 | FcConfigHome (void) | |
1692 | { | |
1693 | if (_FcConfigHomeEnabled) | |
1694 | { | |
1695 | char *home = getenv ("HOME"); | |
1696 | ||
1697 | #ifdef _WIN32 | |
1698 | if (home == NULL) | |
1699 | home = getenv ("USERPROFILE"); | |
1700 | #endif | |
1701 | ||
1702 | return (FcChar8 *) home; | |
1703 | } | |
1704 | return 0; | |
1705 | } | |
1706 | ||
1707 | FcBool | |
1708 | FcConfigEnableHome (FcBool enable) | |
1709 | { | |
1710 | FcBool prev = _FcConfigHomeEnabled; | |
1711 | _FcConfigHomeEnabled = enable; | |
1712 | return prev; | |
1713 | } | |
1714 | ||
1715 | FcChar8 * | |
1716 | FcConfigFilename (const FcChar8 *url) | |
1717 | { | |
1718 | FcChar8 *file, *dir, **path, **p; | |
1719 | ||
1720 | if (!url || !*url) | |
1721 | { | |
1722 | url = (FcChar8 *) getenv ("FONTCONFIG_FILE"); | |
1723 | if (!url) | |
1724 | url = (FcChar8 *) FONTCONFIG_FILE; | |
1725 | } | |
1726 | file = 0; | |
1727 | ||
1728 | #ifdef _WIN32 | |
1729 | if (isalpha (*url) && | |
1730 | url[1] == ':' && | |
1731 | (url[2] == '/' || url[2] == '\\')) | |
1732 | goto absolute_path; | |
1733 | #endif | |
1734 | ||
1735 | switch (*url) { | |
1736 | case '~': | |
1737 | dir = FcConfigHome (); | |
1738 | if (dir) | |
1739 | file = FcConfigFileExists (dir, url + 1); | |
1740 | else | |
1741 | file = 0; | |
1742 | break; | |
1743 | #ifdef _WIN32 | |
1744 | case '\\': | |
1745 | absolute_path: | |
1746 | #endif | |
1747 | case '/': | |
1748 | file = FcConfigFileExists (0, url); | |
1749 | break; | |
1750 | default: | |
1751 | path = FcConfigGetPath (); | |
1752 | if (!path) | |
1753 | return 0; | |
1754 | for (p = path; *p; p++) | |
1755 | { | |
1756 | file = FcConfigFileExists (*p, url); | |
1757 | if (file) | |
1758 | break; | |
1759 | } | |
1760 | FcConfigFreePath (path); | |
1761 | break; | |
1762 | } | |
1763 | return file; | |
1764 | } | |
1765 | ||
1766 | /* | |
1767 | * Manage the application-specific fonts | |
1768 | */ | |
1769 | ||
1770 | FcBool | |
1771 | FcConfigAppFontAddFile (FcConfig *config, | |
1772 | const FcChar8 *file) | |
1773 | { | |
1774 | FcFontSet *set; | |
1775 | FcStrSet *subdirs; | |
1776 | FcStrList *sublist; | |
1777 | FcChar8 *subdir; | |
1778 | ||
1779 | if (!config) | |
1780 | { | |
1781 | config = FcConfigGetCurrent (); | |
1782 | if (!config) | |
1783 | return FcFalse; | |
1784 | } | |
1785 | ||
1786 | subdirs = FcStrSetCreate (); | |
1787 | if (!subdirs) | |
1788 | return FcFalse; | |
1789 | ||
1790 | set = FcConfigGetFonts (config, FcSetApplication); | |
1791 | if (!set) | |
1792 | { | |
1793 | set = FcFontSetCreate (); | |
1794 | if (!set) | |
1795 | { | |
1796 | FcStrSetDestroy (subdirs); | |
1797 | return FcFalse; | |
1798 | } | |
1799 | FcConfigSetFonts (config, set, FcSetApplication); | |
1800 | } | |
1801 | ||
1802 | if (!FcFileScanConfig (set, subdirs, 0, config->blanks, file, FcFalse, config)) | |
1803 | { | |
1804 | FcStrSetDestroy (subdirs); | |
1805 | return FcFalse; | |
1806 | } | |
1807 | if ((sublist = FcStrListCreate (subdirs))) | |
1808 | { | |
1809 | while ((subdir = FcStrListNext (sublist))) | |
1810 | { | |
1811 | FcConfigAppFontAddDir (config, subdir); | |
1812 | } | |
1813 | FcStrListDone (sublist); | |
1814 | } | |
1815 | FcStrSetDestroy (subdirs); | |
1816 | return FcTrue; | |
1817 | } | |
1818 | ||
1819 | FcBool | |
1820 | FcConfigAppFontAddDir (FcConfig *config, | |
1821 | const FcChar8 *dir) | |
1822 | { | |
1823 | FcFontSet *set; | |
1824 | FcStrSet *subdirs; | |
1825 | FcStrList *sublist; | |
1826 | FcChar8 *subdir; | |
1827 | ||
1828 | if (!config) | |
1829 | { | |
1830 | config = FcConfigGetCurrent (); | |
1831 | if (!config) | |
1832 | return FcFalse; | |
1833 | } | |
1834 | subdirs = FcStrSetCreate (); | |
1835 | if (!subdirs) | |
1836 | return FcFalse; | |
1837 | ||
1838 | set = FcConfigGetFonts (config, FcSetApplication); | |
1839 | if (!set) | |
1840 | { | |
1841 | set = FcFontSetCreate (); | |
1842 | if (!set) | |
1843 | { | |
1844 | FcStrSetDestroy (subdirs); | |
1845 | return FcFalse; | |
1846 | } | |
1847 | FcConfigSetFonts (config, set, FcSetApplication); | |
1848 | } | |
1849 | ||
1850 | if (!FcDirScanConfig (set, subdirs, 0, config->blanks, dir, FcFalse, config)) | |
1851 | { | |
1852 | FcStrSetDestroy (subdirs); | |
1853 | return FcFalse; | |
1854 | } | |
1855 | if ((sublist = FcStrListCreate (subdirs))) | |
1856 | { | |
1857 | while ((subdir = FcStrListNext (sublist))) | |
1858 | { | |
1859 | FcConfigAppFontAddDir (config, subdir); | |
1860 | } | |
1861 | FcStrListDone (sublist); | |
1862 | } | |
1863 | FcStrSetDestroy (subdirs); | |
1864 | return FcTrue; | |
1865 | } | |
1866 | ||
1867 | void | |
1868 | FcConfigAppFontClear (FcConfig *config) | |
1869 | { | |
1870 | if (!config) | |
1871 | { | |
1872 | config = FcConfigGetCurrent (); | |
1873 | if (!config) | |
1874 | return; | |
1875 | } | |
1876 | ||
1877 | FcConfigSetFonts (config, 0, FcSetApplication); | |
1878 | } | |
1879 | ||
1880 | /* | |
1881 | * Manage filename-based font source selectors | |
1882 | */ | |
1883 | ||
1884 | FcBool | |
1885 | FcConfigGlobAdd (FcConfig *config, | |
1886 | const FcChar8 *glob, | |
1887 | FcBool accept) | |
1888 | { | |
1889 | FcStrSet *set = accept ? config->acceptGlobs : config->rejectGlobs; | |
1890 | ||
1891 | return FcStrSetAdd (set, glob); | |
1892 | } | |
1893 | ||
1894 | static FcBool | |
1895 | FcConfigGlobMatch (const FcChar8 *glob, | |
1896 | const FcChar8 *string) | |
1897 | { | |
1898 | FcChar8 c; | |
1899 | ||
1900 | while ((c = *glob++)) | |
1901 | { | |
1902 | switch (c) { | |
1903 | case '*': | |
1904 | /* short circuit common case */ | |
1905 | if (!*glob) | |
1906 | return FcTrue; | |
1907 | /* short circuit another common case */ | |
1908 | if (strchr ((char *) glob, '*') == 0) | |
1909 | string += strlen ((char *) string) - strlen ((char *) glob); | |
1910 | while (*string) | |
1911 | { | |
1912 | if (FcConfigGlobMatch (glob, string)) | |
1913 | return FcTrue; | |
1914 | string++; | |
1915 | } | |
1916 | return FcFalse; | |
1917 | case '?': | |
1918 | if (*string++ == '\0') | |
1919 | return FcFalse; | |
1920 | break; | |
1921 | default: | |
1922 | if (*string++ != c) | |
1923 | return FcFalse; | |
1924 | break; | |
1925 | } | |
1926 | } | |
1927 | return *string == '\0'; | |
1928 | } | |
1929 | ||
1930 | static FcBool | |
1931 | FcConfigGlobsMatch (const FcStrSet *globs, | |
1932 | const FcChar8 *string) | |
1933 | { | |
1934 | int i; | |
1935 | ||
1936 | for (i = 0; i < globs->num; i++) | |
1937 | if (FcConfigGlobMatch (globs->strs[i], string)) | |
1938 | return FcTrue; | |
1939 | return FcFalse; | |
1940 | } | |
1941 | ||
1942 | FcBool | |
1943 | FcConfigAcceptFilename (FcConfig *config, | |
1944 | const FcChar8 *filename) | |
1945 | { | |
1946 | if (FcConfigGlobsMatch (config->acceptGlobs, filename)) | |
1947 | return FcTrue; | |
1948 | if (FcConfigGlobsMatch (config->rejectGlobs, filename)) | |
1949 | return FcFalse; | |
1950 | return FcTrue; | |
1951 | } | |
1952 | ||
1953 | /* | |
1954 | * Manage font-pattern based font source selectors | |
1955 | */ | |
1956 | ||
1957 | FcBool | |
1958 | FcConfigPatternsAdd (FcConfig *config, | |
1959 | FcPattern *pattern, | |
1960 | FcBool accept) | |
1961 | { | |
1962 | FcFontSet *set = accept ? config->acceptPatterns : config->rejectPatterns; | |
1963 | ||
1964 | return FcFontSetAdd (set, pattern); | |
1965 | } | |
1966 | ||
1967 | static FcBool | |
1968 | FcConfigPatternsMatch (const FcFontSet *patterns, | |
1969 | const FcPattern *font) | |
1970 | { | |
1971 | int i; | |
1972 | ||
1973 | for (i = 0; i < patterns->nfont; i++) | |
1974 | if (FcListPatternMatchAny (patterns->fonts[i], font)) | |
1975 | return FcTrue; | |
1976 | return FcFalse; | |
1977 | } | |
1978 | ||
1979 | FcBool | |
1980 | FcConfigAcceptFont (FcConfig *config, | |
1981 | const FcPattern *font) | |
1982 | { | |
1983 | if (FcConfigPatternsMatch (config->acceptPatterns, font)) | |
1984 | return FcTrue; | |
1985 | if (FcConfigPatternsMatch (config->rejectPatterns, font)) | |
1986 | return FcFalse; | |
1987 | return FcTrue; | |
1988 | } |