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1 | /* | |
2 | * fontconfig/src/fccfg.c | |
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 | * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, | |
17 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO | |
18 | * EVENT SHALL THE AUTHOR(S) 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->cacheDirs = FcStrSetCreate (); | |
81 | if (!config->cacheDirs) | |
82 | goto bail8; | |
83 | ||
84 | config->blanks = 0; | |
85 | ||
86 | config->substPattern = 0; | |
87 | config->substFont = 0; | |
88 | config->substScan = 0; | |
89 | config->maxObjects = 0; | |
90 | for (set = FcSetSystem; set <= FcSetApplication; set++) | |
91 | config->fonts[set] = 0; | |
92 | ||
93 | config->rescanTime = time(0); | |
94 | config->rescanInterval = 30; | |
95 | ||
96 | config->expr_pool = NULL; | |
97 | ||
98 | config->ref = 1; | |
99 | ||
100 | return config; | |
101 | ||
102 | bail8: | |
103 | FcFontSetDestroy (config->rejectPatterns); | |
104 | bail7: | |
105 | FcFontSetDestroy (config->acceptPatterns); | |
106 | bail6: | |
107 | FcStrSetDestroy (config->rejectGlobs); | |
108 | bail5: | |
109 | FcStrSetDestroy (config->acceptGlobs); | |
110 | bail4: | |
111 | FcStrSetDestroy (config->fontDirs); | |
112 | bail3: | |
113 | FcStrSetDestroy (config->configFiles); | |
114 | bail2: | |
115 | FcStrSetDestroy (config->configDirs); | |
116 | bail1: | |
117 | free (config); | |
118 | FcMemFree (FC_MEM_CONFIG, sizeof (FcConfig)); | |
119 | bail0: | |
120 | return 0; | |
121 | } | |
122 | ||
123 | static FcFileTime | |
124 | FcConfigNewestFile (FcStrSet *files) | |
125 | { | |
126 | FcStrList *list = FcStrListCreate (files); | |
127 | FcFileTime newest = { 0, FcFalse }; | |
128 | FcChar8 *file; | |
129 | struct stat statb; | |
130 | ||
131 | if (list) | |
132 | { | |
133 | while ((file = FcStrListNext (list))) | |
134 | if (FcStat ((char *) file, &statb) == 0) | |
135 | if (!newest.set || statb.st_mtime - newest.time > 0) | |
136 | { | |
137 | newest.set = FcTrue; | |
138 | newest.time = statb.st_mtime; | |
139 | } | |
140 | FcStrListDone (list); | |
141 | } | |
142 | return newest; | |
143 | } | |
144 | ||
145 | FcBool | |
146 | FcConfigUptoDate (FcConfig *config) | |
147 | { | |
148 | FcFileTime config_time, config_dir_time, font_time; | |
149 | time_t now = time(0); | |
150 | if (!config) | |
151 | { | |
152 | config = FcConfigGetCurrent (); | |
153 | if (!config) | |
154 | return FcFalse; | |
155 | } | |
156 | config_time = FcConfigNewestFile (config->configFiles); | |
157 | config_dir_time = FcConfigNewestFile (config->configDirs); | |
158 | font_time = FcConfigNewestFile (config->fontDirs); | |
159 | if ((config_time.set && config_time.time - config->rescanTime > 0) || | |
160 | (config_dir_time.set && (config_dir_time.time - config->rescanTime) > 0) || | |
161 | (font_time.set && (font_time.time - config->rescanTime) > 0)) | |
162 | { | |
163 | /* We need to check for potential clock problems here (OLPC ticket #6046) */ | |
164 | if ((config_time.set && (config_time.time - now) > 0) || | |
165 | (config_dir_time.set && (config_dir_time.time - now) > 0) || | |
166 | (font_time.set && (font_time.time - now) > 0)) | |
167 | { | |
168 | fprintf (stderr, | |
169 | "Fontconfig warning: Directory/file mtime in the future. New fonts may not be detected\n"); | |
170 | config->rescanTime = now; | |
171 | return FcTrue; | |
172 | } | |
173 | else | |
174 | return FcFalse; | |
175 | } | |
176 | config->rescanTime = now; | |
177 | return FcTrue; | |
178 | } | |
179 | ||
180 | static void | |
181 | FcSubstDestroy (FcSubst *s) | |
182 | { | |
183 | FcSubst *n; | |
184 | ||
185 | while (s) | |
186 | { | |
187 | n = s->next; | |
188 | if (s->test) | |
189 | FcTestDestroy (s->test); | |
190 | if (s->edit) | |
191 | FcEditDestroy (s->edit); | |
192 | free (s); | |
193 | FcMemFree (FC_MEM_SUBST, sizeof (FcSubst)); | |
194 | s = n; | |
195 | } | |
196 | } | |
197 | ||
198 | FcExpr * | |
199 | FcConfigAllocExpr (FcConfig *config) | |
200 | { | |
201 | if (!config->expr_pool || config->expr_pool->next == config->expr_pool->end) | |
202 | { | |
203 | FcExprPage *new_page; | |
204 | ||
205 | new_page = malloc (sizeof (FcExprPage)); | |
206 | if (!new_page) | |
207 | return 0; | |
208 | FcMemAlloc (FC_MEM_EXPR, sizeof (FcExprPage)); | |
209 | ||
210 | new_page->next_page = config->expr_pool; | |
211 | new_page->next = new_page->exprs; | |
212 | config->expr_pool = new_page; | |
213 | } | |
214 | ||
215 | return config->expr_pool->next++; | |
216 | } | |
217 | ||
218 | FcConfig * | |
219 | FcConfigReference (FcConfig *config) | |
220 | { | |
221 | if (!config) | |
222 | { | |
223 | config = FcConfigGetCurrent (); | |
224 | if (!config) | |
225 | return 0; | |
226 | } | |
227 | ||
228 | config->ref++; | |
229 | ||
230 | return config; | |
231 | } | |
232 | ||
233 | void | |
234 | FcConfigDestroy (FcConfig *config) | |
235 | { | |
236 | FcSetName set; | |
237 | FcExprPage *page; | |
238 | ||
239 | if (--config->ref > 0) | |
240 | return; | |
241 | ||
242 | if (config == _fcConfig) | |
243 | _fcConfig = 0; | |
244 | ||
245 | FcStrSetDestroy (config->configDirs); | |
246 | FcStrSetDestroy (config->fontDirs); | |
247 | FcStrSetDestroy (config->cacheDirs); | |
248 | FcStrSetDestroy (config->configFiles); | |
249 | FcStrSetDestroy (config->acceptGlobs); | |
250 | FcStrSetDestroy (config->rejectGlobs); | |
251 | FcFontSetDestroy (config->acceptPatterns); | |
252 | FcFontSetDestroy (config->rejectPatterns); | |
253 | ||
254 | if (config->blanks) | |
255 | FcBlanksDestroy (config->blanks); | |
256 | ||
257 | FcSubstDestroy (config->substPattern); | |
258 | FcSubstDestroy (config->substFont); | |
259 | FcSubstDestroy (config->substScan); | |
260 | for (set = FcSetSystem; set <= FcSetApplication; set++) | |
261 | if (config->fonts[set]) | |
262 | FcFontSetDestroy (config->fonts[set]); | |
263 | ||
264 | page = config->expr_pool; | |
265 | while (page) | |
266 | { | |
267 | FcExprPage *next = page->next_page; | |
268 | FcMemFree (FC_MEM_EXPR, sizeof (FcExprPage)); | |
269 | free (page); | |
270 | page = next; | |
271 | } | |
272 | ||
273 | free (config); | |
274 | FcMemFree (FC_MEM_CONFIG, sizeof (FcConfig)); | |
275 | } | |
276 | ||
277 | /* | |
278 | * Add cache to configuration, adding fonts and directories | |
279 | */ | |
280 | ||
281 | FcBool | |
282 | FcConfigAddCache (FcConfig *config, FcCache *cache, | |
283 | FcSetName set, FcStrSet *dirSet) | |
284 | { | |
285 | FcFontSet *fs; | |
286 | intptr_t *dirs; | |
287 | int i; | |
288 | ||
289 | /* | |
290 | * Add fonts | |
291 | */ | |
292 | fs = FcCacheSet (cache); | |
293 | if (fs) | |
294 | { | |
295 | int nref = 0; | |
296 | ||
297 | for (i = 0; i < fs->nfont; i++) | |
298 | { | |
299 | FcPattern *font = FcFontSetFont (fs, i); | |
300 | FcChar8 *font_file; | |
301 | ||
302 | /* | |
303 | * Check to see if font is banned by filename | |
304 | */ | |
305 | if (FcPatternObjectGetString (font, FC_FILE_OBJECT, | |
306 | 0, &font_file) == FcResultMatch && | |
307 | !FcConfigAcceptFilename (config, font_file)) | |
308 | { | |
309 | continue; | |
310 | } | |
311 | ||
312 | /* | |
313 | * Check to see if font is banned by pattern | |
314 | */ | |
315 | if (!FcConfigAcceptFont (config, font)) | |
316 | continue; | |
317 | ||
318 | nref++; | |
319 | FcFontSetAdd (config->fonts[set], font); | |
320 | } | |
321 | FcDirCacheReference (cache, nref); | |
322 | } | |
323 | ||
324 | /* | |
325 | * Add directories | |
326 | */ | |
327 | dirs = FcCacheDirs (cache); | |
328 | if (dirs) | |
329 | { | |
330 | for (i = 0; i < cache->dirs_count; i++) | |
331 | { | |
332 | FcChar8 *dir = FcOffsetToPtr (dirs, dirs[i], FcChar8); | |
333 | if (FcConfigAcceptFilename (config, dir)) | |
334 | FcStrSetAddFilename (dirSet, dir); | |
335 | } | |
336 | } | |
337 | return FcTrue; | |
338 | } | |
339 | ||
340 | static FcBool | |
341 | FcConfigAddDirList (FcConfig *config, FcSetName set, FcStrSet *dirSet) | |
342 | { | |
343 | FcStrList *dirlist; | |
344 | FcChar8 *dir; | |
345 | FcCache *cache; | |
346 | ||
347 | dirlist = FcStrListCreate (dirSet); | |
348 | if (!dirlist) | |
349 | return FcFalse; | |
350 | ||
351 | while ((dir = FcStrListNext (dirlist))) | |
352 | { | |
353 | if (FcDebug () & FC_DBG_FONTSET) | |
354 | printf ("adding fonts from%s\n", dir); | |
355 | cache = FcDirCacheRead (dir, FcFalse, config); | |
356 | if (!cache) | |
357 | continue; | |
358 | FcConfigAddCache (config, cache, set, dirSet); | |
359 | FcDirCacheUnload (cache); | |
360 | } | |
361 | FcStrListDone (dirlist); | |
362 | return FcTrue; | |
363 | } | |
364 | ||
365 | /* | |
366 | * Scan the current list of directories in the configuration | |
367 | * and build the set of available fonts. | |
368 | */ | |
369 | ||
370 | FcBool | |
371 | FcConfigBuildFonts (FcConfig *config) | |
372 | { | |
373 | FcFontSet *fonts; | |
374 | ||
375 | if (!config) | |
376 | { | |
377 | config = FcConfigGetCurrent (); | |
378 | if (!config) | |
379 | return FcFalse; | |
380 | } | |
381 | ||
382 | fonts = FcFontSetCreate (); | |
383 | if (!fonts) | |
384 | return FcFalse; | |
385 | ||
386 | FcConfigSetFonts (config, fonts, FcSetSystem); | |
387 | ||
388 | if (!FcConfigAddDirList (config, FcSetSystem, config->fontDirs)) | |
389 | return FcFalse; | |
390 | if (FcDebug () & FC_DBG_FONTSET) | |
391 | FcFontSetPrint (fonts); | |
392 | return FcTrue; | |
393 | } | |
394 | ||
395 | FcBool | |
396 | FcConfigSetCurrent (FcConfig *config) | |
397 | { | |
398 | if (config == _fcConfig) | |
399 | return FcTrue; | |
400 | ||
401 | if (!config->fonts) | |
402 | if (!FcConfigBuildFonts (config)) | |
403 | return FcFalse; | |
404 | ||
405 | if (_fcConfig) | |
406 | FcConfigDestroy (_fcConfig); | |
407 | _fcConfig = config; | |
408 | return FcTrue; | |
409 | } | |
410 | ||
411 | FcConfig * | |
412 | FcConfigGetCurrent (void) | |
413 | { | |
414 | if (!_fcConfig) | |
415 | if (!FcInit ()) | |
416 | return 0; | |
417 | return _fcConfig; | |
418 | } | |
419 | ||
420 | FcBool | |
421 | FcConfigAddConfigDir (FcConfig *config, | |
422 | const FcChar8 *d) | |
423 | { | |
424 | return FcStrSetAddFilename (config->configDirs, d); | |
425 | } | |
426 | ||
427 | FcStrList * | |
428 | FcConfigGetConfigDirs (FcConfig *config) | |
429 | { | |
430 | if (!config) | |
431 | { | |
432 | config = FcConfigGetCurrent (); | |
433 | if (!config) | |
434 | return 0; | |
435 | } | |
436 | return FcStrListCreate (config->configDirs); | |
437 | } | |
438 | ||
439 | FcBool | |
440 | FcConfigAddFontDir (FcConfig *config, | |
441 | const FcChar8 *d) | |
442 | { | |
443 | return FcStrSetAddFilename (config->fontDirs, d); | |
444 | } | |
445 | ||
446 | FcBool | |
447 | FcConfigAddDir (FcConfig *config, | |
448 | const FcChar8 *d) | |
449 | { | |
450 | return (FcConfigAddConfigDir (config, d) && | |
451 | FcConfigAddFontDir (config, d)); | |
452 | } | |
453 | ||
454 | FcStrList * | |
455 | FcConfigGetFontDirs (FcConfig *config) | |
456 | { | |
457 | if (!config) | |
458 | { | |
459 | config = FcConfigGetCurrent (); | |
460 | if (!config) | |
461 | return 0; | |
462 | } | |
463 | return FcStrListCreate (config->fontDirs); | |
464 | } | |
465 | ||
466 | FcBool | |
467 | FcConfigAddCacheDir (FcConfig *config, | |
468 | const FcChar8 *d) | |
469 | { | |
470 | return FcStrSetAddFilename (config->cacheDirs, d); | |
471 | } | |
472 | ||
473 | FcStrList * | |
474 | FcConfigGetCacheDirs (FcConfig *config) | |
475 | { | |
476 | if (!config) | |
477 | { | |
478 | config = FcConfigGetCurrent (); | |
479 | if (!config) | |
480 | return 0; | |
481 | } | |
482 | return FcStrListCreate (config->cacheDirs); | |
483 | } | |
484 | ||
485 | FcBool | |
486 | FcConfigAddConfigFile (FcConfig *config, | |
487 | const FcChar8 *f) | |
488 | { | |
489 | FcBool ret; | |
490 | FcChar8 *file = FcConfigFilename (f); | |
491 | ||
492 | if (!file) | |
493 | return FcFalse; | |
494 | ||
495 | ret = FcStrSetAdd (config->configFiles, file); | |
496 | FcStrFree (file); | |
497 | return ret; | |
498 | } | |
499 | ||
500 | FcStrList * | |
501 | FcConfigGetConfigFiles (FcConfig *config) | |
502 | { | |
503 | if (!config) | |
504 | { | |
505 | config = FcConfigGetCurrent (); | |
506 | if (!config) | |
507 | return 0; | |
508 | } | |
509 | return FcStrListCreate (config->configFiles); | |
510 | } | |
511 | ||
512 | FcChar8 * | |
513 | FcConfigGetCache (FcConfig *config) | |
514 | { | |
515 | return NULL; | |
516 | } | |
517 | ||
518 | FcFontSet * | |
519 | FcConfigGetFonts (FcConfig *config, | |
520 | FcSetName set) | |
521 | { | |
522 | if (!config) | |
523 | { | |
524 | config = FcConfigGetCurrent (); | |
525 | if (!config) | |
526 | return 0; | |
527 | } | |
528 | return config->fonts[set]; | |
529 | } | |
530 | ||
531 | void | |
532 | FcConfigSetFonts (FcConfig *config, | |
533 | FcFontSet *fonts, | |
534 | FcSetName set) | |
535 | { | |
536 | if (config->fonts[set]) | |
537 | FcFontSetDestroy (config->fonts[set]); | |
538 | config->fonts[set] = fonts; | |
539 | } | |
540 | ||
541 | FcBlanks * | |
542 | FcConfigGetBlanks (FcConfig *config) | |
543 | { | |
544 | if (!config) | |
545 | { | |
546 | config = FcConfigGetCurrent (); | |
547 | if (!config) | |
548 | return 0; | |
549 | } | |
550 | return config->blanks; | |
551 | } | |
552 | ||
553 | FcBool | |
554 | FcConfigAddBlank (FcConfig *config, | |
555 | FcChar32 blank) | |
556 | { | |
557 | FcBlanks *b, *freeme = 0; | |
558 | ||
559 | b = config->blanks; | |
560 | if (!b) | |
561 | { | |
562 | freeme = b = FcBlanksCreate (); | |
563 | if (!b) | |
564 | return FcFalse; | |
565 | } | |
566 | if (!FcBlanksAdd (b, blank)) | |
567 | { | |
568 | if (freeme) | |
569 | FcBlanksDestroy (freeme); | |
570 | return FcFalse; | |
571 | } | |
572 | config->blanks = b; | |
573 | return FcTrue; | |
574 | } | |
575 | ||
576 | int | |
577 | FcConfigGetRescanInterval (FcConfig *config) | |
578 | { | |
579 | if (!config) | |
580 | { | |
581 | config = FcConfigGetCurrent (); | |
582 | if (!config) | |
583 | return 0; | |
584 | } | |
585 | return config->rescanInterval; | |
586 | } | |
587 | ||
588 | FcBool | |
589 | FcConfigSetRescanInterval (FcConfig *config, int rescanInterval) | |
590 | { | |
591 | if (!config) | |
592 | { | |
593 | config = FcConfigGetCurrent (); | |
594 | if (!config) | |
595 | return FcFalse; | |
596 | } | |
597 | config->rescanInterval = rescanInterval; | |
598 | return FcTrue; | |
599 | } | |
600 | ||
601 | /* | |
602 | * A couple of typos escaped into the library | |
603 | */ | |
604 | int | |
605 | FcConfigGetRescanInverval (FcConfig *config) | |
606 | { | |
607 | return FcConfigGetRescanInterval (config); | |
608 | } | |
609 | ||
610 | FcBool | |
611 | FcConfigSetRescanInverval (FcConfig *config, int rescanInterval) | |
612 | { | |
613 | return FcConfigSetRescanInterval (config, rescanInterval); | |
614 | } | |
615 | ||
616 | ||
617 | FcBool | |
618 | FcConfigAddEdit (FcConfig *config, | |
619 | FcTest *test, | |
620 | FcEdit *edit, | |
621 | FcMatchKind kind) | |
622 | { | |
623 | FcSubst *subst, **prev; | |
624 | FcTest *t; | |
625 | int num; | |
626 | ||
627 | switch (kind) { | |
628 | case FcMatchPattern: | |
629 | prev = &config->substPattern; | |
630 | break; | |
631 | case FcMatchFont: | |
632 | prev = &config->substFont; | |
633 | break; | |
634 | case FcMatchScan: | |
635 | prev = &config->substScan; | |
636 | break; | |
637 | default: | |
638 | return FcFalse; | |
639 | } | |
640 | subst = (FcSubst *) malloc (sizeof (FcSubst)); | |
641 | if (!subst) | |
642 | return FcFalse; | |
643 | FcMemAlloc (FC_MEM_SUBST, sizeof (FcSubst)); | |
644 | for (; *prev; prev = &(*prev)->next); | |
645 | *prev = subst; | |
646 | subst->next = 0; | |
647 | subst->test = test; | |
648 | subst->edit = edit; | |
649 | num = 0; | |
650 | for (t = test; t; t = t->next) | |
651 | { | |
652 | if (t->kind == FcMatchDefault) | |
653 | t->kind = kind; | |
654 | num++; | |
655 | } | |
656 | if (config->maxObjects < num) | |
657 | config->maxObjects = num; | |
658 | if (FcDebug () & FC_DBG_EDIT) | |
659 | { | |
660 | printf ("Add Subst "); | |
661 | FcSubstPrint (subst); | |
662 | } | |
663 | return FcTrue; | |
664 | } | |
665 | ||
666 | typedef struct _FcSubState { | |
667 | FcPatternElt *elt; | |
668 | FcValueList *value; | |
669 | } FcSubState; | |
670 | ||
671 | static FcValue | |
672 | FcConfigPromote (FcValue v, FcValue u) | |
673 | { | |
674 | if (v.type == FcTypeInteger) | |
675 | { | |
676 | v.type = FcTypeDouble; | |
677 | v.u.d = (double) v.u.i; | |
678 | } | |
679 | else if (v.type == FcTypeVoid && u.type == FcTypeMatrix) | |
680 | { | |
681 | v.u.m = &FcIdentityMatrix; | |
682 | v.type = FcTypeMatrix; | |
683 | } | |
684 | else if (v.type == FcTypeString && u.type == FcTypeLangSet) | |
685 | { | |
686 | v.u.l = FcLangSetPromote (v.u.s); | |
687 | v.type = FcTypeLangSet; | |
688 | } | |
689 | return v; | |
690 | } | |
691 | ||
692 | FcBool | |
693 | FcConfigCompareValue (const FcValue *left_o, | |
694 | FcOp op, | |
695 | const FcValue *right_o) | |
696 | { | |
697 | FcValue left = FcValueCanonicalize(left_o); | |
698 | FcValue right = FcValueCanonicalize(right_o); | |
699 | FcBool ret = FcFalse; | |
700 | ||
701 | left = FcConfigPromote (left, right); | |
702 | right = FcConfigPromote (right, left); | |
703 | if (left.type == right.type) | |
704 | { | |
705 | switch (left.type) { | |
706 | case FcTypeInteger: | |
707 | break; /* FcConfigPromote prevents this from happening */ | |
708 | case FcTypeDouble: | |
709 | switch (op) { | |
710 | case FcOpEqual: | |
711 | case FcOpContains: | |
712 | case FcOpListing: | |
713 | ret = left.u.d == right.u.d; | |
714 | break; | |
715 | case FcOpNotEqual: | |
716 | case FcOpNotContains: | |
717 | ret = left.u.d != right.u.d; | |
718 | break; | |
719 | case FcOpLess: | |
720 | ret = left.u.d < right.u.d; | |
721 | break; | |
722 | case FcOpLessEqual: | |
723 | ret = left.u.d <= right.u.d; | |
724 | break; | |
725 | case FcOpMore: | |
726 | ret = left.u.d > right.u.d; | |
727 | break; | |
728 | case FcOpMoreEqual: | |
729 | ret = left.u.d >= right.u.d; | |
730 | break; | |
731 | default: | |
732 | break; | |
733 | } | |
734 | break; | |
735 | case FcTypeBool: | |
736 | switch (op) { | |
737 | case FcOpEqual: | |
738 | case FcOpContains: | |
739 | case FcOpListing: | |
740 | ret = left.u.b == right.u.b; | |
741 | break; | |
742 | case FcOpNotEqual: | |
743 | case FcOpNotContains: | |
744 | ret = left.u.b != right.u.b; | |
745 | break; | |
746 | default: | |
747 | break; | |
748 | } | |
749 | break; | |
750 | case FcTypeString: | |
751 | switch (op) { | |
752 | case FcOpEqual: | |
753 | case FcOpListing: | |
754 | ret = FcStrCmpIgnoreCase (left.u.s, right.u.s) == 0; | |
755 | break; | |
756 | case FcOpContains: | |
757 | ret = FcStrStrIgnoreCase (left.u.s, right.u.s) != 0; | |
758 | break; | |
759 | case FcOpNotEqual: | |
760 | ret = FcStrCmpIgnoreCase (left.u.s, right.u.s) != 0; | |
761 | break; | |
762 | case FcOpNotContains: | |
763 | ret = FcStrStrIgnoreCase (left.u.s, right.u.s) == 0; | |
764 | break; | |
765 | default: | |
766 | break; | |
767 | } | |
768 | break; | |
769 | case FcTypeMatrix: | |
770 | switch (op) { | |
771 | case FcOpEqual: | |
772 | case FcOpContains: | |
773 | case FcOpListing: | |
774 | ret = FcMatrixEqual (left.u.m, right.u.m); | |
775 | break; | |
776 | case FcOpNotEqual: | |
777 | case FcOpNotContains: | |
778 | ret = !FcMatrixEqual (left.u.m, right.u.m); | |
779 | break; | |
780 | default: | |
781 | break; | |
782 | } | |
783 | break; | |
784 | case FcTypeCharSet: | |
785 | switch (op) { | |
786 | case FcOpContains: | |
787 | case FcOpListing: | |
788 | /* left contains right if right is a subset of left */ | |
789 | ret = FcCharSetIsSubset (right.u.c, left.u.c); | |
790 | break; | |
791 | case FcOpNotContains: | |
792 | /* left contains right if right is a subset of left */ | |
793 | ret = !FcCharSetIsSubset (right.u.c, left.u.c); | |
794 | break; | |
795 | case FcOpEqual: | |
796 | ret = FcCharSetEqual (left.u.c, right.u.c); | |
797 | break; | |
798 | case FcOpNotEqual: | |
799 | ret = !FcCharSetEqual (left.u.c, right.u.c); | |
800 | break; | |
801 | default: | |
802 | break; | |
803 | } | |
804 | break; | |
805 | case FcTypeLangSet: | |
806 | switch (op) { | |
807 | case FcOpContains: | |
808 | case FcOpListing: | |
809 | ret = FcLangSetContains (left.u.l, right.u.l); | |
810 | break; | |
811 | case FcOpNotContains: | |
812 | ret = !FcLangSetContains (left.u.l, right.u.l); | |
813 | break; | |
814 | case FcOpEqual: | |
815 | ret = FcLangSetEqual (left.u.l, right.u.l); | |
816 | break; | |
817 | case FcOpNotEqual: | |
818 | ret = !FcLangSetEqual (left.u.l, right.u.l); | |
819 | break; | |
820 | default: | |
821 | break; | |
822 | } | |
823 | break; | |
824 | case FcTypeVoid: | |
825 | switch (op) { | |
826 | case FcOpEqual: | |
827 | case FcOpContains: | |
828 | case FcOpListing: | |
829 | ret = FcTrue; | |
830 | break; | |
831 | default: | |
832 | break; | |
833 | } | |
834 | break; | |
835 | case FcTypeFTFace: | |
836 | switch (op) { | |
837 | case FcOpEqual: | |
838 | case FcOpContains: | |
839 | case FcOpListing: | |
840 | ret = left.u.f == right.u.f; | |
841 | break; | |
842 | case FcOpNotEqual: | |
843 | case FcOpNotContains: | |
844 | ret = left.u.f != right.u.f; | |
845 | break; | |
846 | default: | |
847 | break; | |
848 | } | |
849 | break; | |
850 | } | |
851 | } | |
852 | else | |
853 | { | |
854 | if (op == FcOpNotEqual || op == FcOpNotContains) | |
855 | ret = FcTrue; | |
856 | } | |
857 | return ret; | |
858 | } | |
859 | ||
860 | ||
861 | #define _FcDoubleFloor(d) ((int) (d)) | |
862 | #define _FcDoubleCeil(d) ((double) (int) (d) == (d) ? (int) (d) : (int) ((d) + 1)) | |
863 | #define FcDoubleFloor(d) ((d) >= 0 ? _FcDoubleFloor(d) : -_FcDoubleCeil(-(d))) | |
864 | #define FcDoubleCeil(d) ((d) >= 0 ? _FcDoubleCeil(d) : -_FcDoubleFloor(-(d))) | |
865 | #define FcDoubleRound(d) FcDoubleFloor ((d) + 0.5) | |
866 | #define FcDoubleTrunc(d) ((d) >= 0 ? _FcDoubleFloor (d) : -_FcDoubleFloor (-(d))) | |
867 | ||
868 | static FcValue | |
869 | FcConfigEvaluate (FcPattern *p, FcExpr *e) | |
870 | { | |
871 | FcValue v, vl, vr; | |
872 | FcResult r; | |
873 | FcMatrix *m; | |
874 | FcChar8 *str; | |
875 | ||
876 | switch (e->op) { | |
877 | case FcOpInteger: | |
878 | v.type = FcTypeInteger; | |
879 | v.u.i = e->u.ival; | |
880 | break; | |
881 | case FcOpDouble: | |
882 | v.type = FcTypeDouble; | |
883 | v.u.d = e->u.dval; | |
884 | break; | |
885 | case FcOpString: | |
886 | v.type = FcTypeString; | |
887 | v.u.s = e->u.sval; | |
888 | v = FcValueSave (v); | |
889 | break; | |
890 | case FcOpMatrix: | |
891 | v.type = FcTypeMatrix; | |
892 | v.u.m = e->u.mval; | |
893 | v = FcValueSave (v); | |
894 | break; | |
895 | case FcOpCharSet: | |
896 | v.type = FcTypeCharSet; | |
897 | v.u.c = e->u.cval; | |
898 | v = FcValueSave (v); | |
899 | break; | |
900 | case FcOpBool: | |
901 | v.type = FcTypeBool; | |
902 | v.u.b = e->u.bval; | |
903 | break; | |
904 | case FcOpField: | |
905 | r = FcPatternObjectGet (p, e->u.object, 0, &v); | |
906 | if (r != FcResultMatch) | |
907 | v.type = FcTypeVoid; | |
908 | v = FcValueSave (v); | |
909 | break; | |
910 | case FcOpConst: | |
911 | if (FcNameConstant (e->u.constant, &v.u.i)) | |
912 | v.type = FcTypeInteger; | |
913 | else | |
914 | v.type = FcTypeVoid; | |
915 | break; | |
916 | case FcOpQuest: | |
917 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
918 | if (vl.type == FcTypeBool) | |
919 | { | |
920 | if (vl.u.b) | |
921 | v = FcConfigEvaluate (p, e->u.tree.right->u.tree.left); | |
922 | else | |
923 | v = FcConfigEvaluate (p, e->u.tree.right->u.tree.right); | |
924 | } | |
925 | else | |
926 | v.type = FcTypeVoid; | |
927 | FcValueDestroy (vl); | |
928 | break; | |
929 | case FcOpEqual: | |
930 | case FcOpNotEqual: | |
931 | case FcOpLess: | |
932 | case FcOpLessEqual: | |
933 | case FcOpMore: | |
934 | case FcOpMoreEqual: | |
935 | case FcOpContains: | |
936 | case FcOpNotContains: | |
937 | case FcOpListing: | |
938 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
939 | vr = FcConfigEvaluate (p, e->u.tree.right); | |
940 | v.type = FcTypeBool; | |
941 | v.u.b = FcConfigCompareValue (&vl, e->op, &vr); | |
942 | FcValueDestroy (vl); | |
943 | FcValueDestroy (vr); | |
944 | break; | |
945 | case FcOpOr: | |
946 | case FcOpAnd: | |
947 | case FcOpPlus: | |
948 | case FcOpMinus: | |
949 | case FcOpTimes: | |
950 | case FcOpDivide: | |
951 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
952 | vr = FcConfigEvaluate (p, e->u.tree.right); | |
953 | vl = FcConfigPromote (vl, vr); | |
954 | vr = FcConfigPromote (vr, vl); | |
955 | if (vl.type == vr.type) | |
956 | { | |
957 | switch (vl.type) { | |
958 | case FcTypeDouble: | |
959 | switch (e->op) { | |
960 | case FcOpPlus: | |
961 | v.type = FcTypeDouble; | |
962 | v.u.d = vl.u.d + vr.u.d; | |
963 | break; | |
964 | case FcOpMinus: | |
965 | v.type = FcTypeDouble; | |
966 | v.u.d = vl.u.d - vr.u.d; | |
967 | break; | |
968 | case FcOpTimes: | |
969 | v.type = FcTypeDouble; | |
970 | v.u.d = vl.u.d * vr.u.d; | |
971 | break; | |
972 | case FcOpDivide: | |
973 | v.type = FcTypeDouble; | |
974 | v.u.d = vl.u.d / vr.u.d; | |
975 | break; | |
976 | default: | |
977 | v.type = FcTypeVoid; | |
978 | break; | |
979 | } | |
980 | if (v.type == FcTypeDouble && | |
981 | v.u.d == (double) (int) v.u.d) | |
982 | { | |
983 | v.type = FcTypeInteger; | |
984 | v.u.i = (int) v.u.d; | |
985 | } | |
986 | break; | |
987 | case FcTypeBool: | |
988 | switch (e->op) { | |
989 | case FcOpOr: | |
990 | v.type = FcTypeBool; | |
991 | v.u.b = vl.u.b || vr.u.b; | |
992 | break; | |
993 | case FcOpAnd: | |
994 | v.type = FcTypeBool; | |
995 | v.u.b = vl.u.b && vr.u.b; | |
996 | break; | |
997 | default: | |
998 | v.type = FcTypeVoid; | |
999 | break; | |
1000 | } | |
1001 | break; | |
1002 | case FcTypeString: | |
1003 | switch (e->op) { | |
1004 | case FcOpPlus: | |
1005 | v.type = FcTypeString; | |
1006 | str = FcStrPlus (vl.u.s, vr.u.s); | |
1007 | v.u.s = FcStrStaticName (str); | |
1008 | FcStrFree (str); | |
1009 | ||
1010 | if (!v.u.s) | |
1011 | v.type = FcTypeVoid; | |
1012 | break; | |
1013 | default: | |
1014 | v.type = FcTypeVoid; | |
1015 | break; | |
1016 | } | |
1017 | break; | |
1018 | case FcTypeMatrix: | |
1019 | switch (e->op) { | |
1020 | case FcOpTimes: | |
1021 | v.type = FcTypeMatrix; | |
1022 | m = malloc (sizeof (FcMatrix)); | |
1023 | if (m) | |
1024 | { | |
1025 | FcMemAlloc (FC_MEM_MATRIX, sizeof (FcMatrix)); | |
1026 | FcMatrixMultiply (m, vl.u.m, vr.u.m); | |
1027 | v.u.m = m; | |
1028 | } | |
1029 | else | |
1030 | { | |
1031 | v.type = FcTypeVoid; | |
1032 | } | |
1033 | break; | |
1034 | default: | |
1035 | v.type = FcTypeVoid; | |
1036 | break; | |
1037 | } | |
1038 | break; | |
1039 | default: | |
1040 | v.type = FcTypeVoid; | |
1041 | break; | |
1042 | } | |
1043 | } | |
1044 | else | |
1045 | v.type = FcTypeVoid; | |
1046 | FcValueDestroy (vl); | |
1047 | FcValueDestroy (vr); | |
1048 | break; | |
1049 | case FcOpNot: | |
1050 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1051 | switch (vl.type) { | |
1052 | case FcTypeBool: | |
1053 | v.type = FcTypeBool; | |
1054 | v.u.b = !vl.u.b; | |
1055 | break; | |
1056 | default: | |
1057 | v.type = FcTypeVoid; | |
1058 | break; | |
1059 | } | |
1060 | FcValueDestroy (vl); | |
1061 | break; | |
1062 | case FcOpFloor: | |
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 = FcDoubleFloor (vl.u.d); | |
1071 | break; | |
1072 | default: | |
1073 | v.type = FcTypeVoid; | |
1074 | break; | |
1075 | } | |
1076 | FcValueDestroy (vl); | |
1077 | break; | |
1078 | case FcOpCeil: | |
1079 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1080 | switch (vl.type) { | |
1081 | case FcTypeInteger: | |
1082 | v = vl; | |
1083 | break; | |
1084 | case FcTypeDouble: | |
1085 | v.type = FcTypeInteger; | |
1086 | v.u.i = FcDoubleCeil (vl.u.d); | |
1087 | break; | |
1088 | default: | |
1089 | v.type = FcTypeVoid; | |
1090 | break; | |
1091 | } | |
1092 | FcValueDestroy (vl); | |
1093 | break; | |
1094 | case FcOpRound: | |
1095 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1096 | switch (vl.type) { | |
1097 | case FcTypeInteger: | |
1098 | v = vl; | |
1099 | break; | |
1100 | case FcTypeDouble: | |
1101 | v.type = FcTypeInteger; | |
1102 | v.u.i = FcDoubleRound (vl.u.d); | |
1103 | break; | |
1104 | default: | |
1105 | v.type = FcTypeVoid; | |
1106 | break; | |
1107 | } | |
1108 | FcValueDestroy (vl); | |
1109 | break; | |
1110 | case FcOpTrunc: | |
1111 | vl = FcConfigEvaluate (p, e->u.tree.left); | |
1112 | switch (vl.type) { | |
1113 | case FcTypeInteger: | |
1114 | v = vl; | |
1115 | break; | |
1116 | case FcTypeDouble: | |
1117 | v.type = FcTypeInteger; | |
1118 | v.u.i = FcDoubleTrunc (vl.u.d); | |
1119 | break; | |
1120 | default: | |
1121 | v.type = FcTypeVoid; | |
1122 | break; | |
1123 | } | |
1124 | FcValueDestroy (vl); | |
1125 | break; | |
1126 | default: | |
1127 | v.type = FcTypeVoid; | |
1128 | break; | |
1129 | } | |
1130 | return v; | |
1131 | } | |
1132 | ||
1133 | static FcValueList * | |
1134 | FcConfigMatchValueList (FcPattern *p, | |
1135 | FcTest *t, | |
1136 | FcValueList *values) | |
1137 | { | |
1138 | FcValueList *ret = 0; | |
1139 | FcExpr *e = t->expr; | |
1140 | FcValue value; | |
1141 | FcValueList *v; | |
1142 | ||
1143 | while (e) | |
1144 | { | |
1145 | /* Compute the value of the match expression */ | |
1146 | if (e->op == FcOpComma) | |
1147 | { | |
1148 | value = FcConfigEvaluate (p, e->u.tree.left); | |
1149 | e = e->u.tree.right; | |
1150 | } | |
1151 | else | |
1152 | { | |
1153 | value = FcConfigEvaluate (p, e); | |
1154 | e = 0; | |
1155 | } | |
1156 | ||
1157 | for (v = values; v; v = FcValueListNext(v)) | |
1158 | { | |
1159 | /* Compare the pattern value to the match expression value */ | |
1160 | if (FcConfigCompareValue (&v->value, t->op, &value)) | |
1161 | { | |
1162 | if (!ret) | |
1163 | ret = v; | |
1164 | } | |
1165 | else | |
1166 | { | |
1167 | if (t->qual == FcQualAll) | |
1168 | { | |
1169 | ret = 0; | |
1170 | break; | |
1171 | } | |
1172 | } | |
1173 | } | |
1174 | FcValueDestroy (value); | |
1175 | } | |
1176 | return ret; | |
1177 | } | |
1178 | ||
1179 | static FcValueList * | |
1180 | FcConfigValues (FcPattern *p, FcExpr *e, FcValueBinding binding) | |
1181 | { | |
1182 | FcValueList *l; | |
1183 | ||
1184 | if (!e) | |
1185 | return 0; | |
1186 | l = (FcValueList *) malloc (sizeof (FcValueList)); | |
1187 | if (!l) | |
1188 | return 0; | |
1189 | FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList)); | |
1190 | if (e->op == FcOpComma) | |
1191 | { | |
1192 | l->value = FcConfigEvaluate (p, e->u.tree.left); | |
1193 | l->next = FcConfigValues (p, e->u.tree.right, binding); | |
1194 | } | |
1195 | else | |
1196 | { | |
1197 | l->value = FcConfigEvaluate (p, e); | |
1198 | l->next = NULL; | |
1199 | } | |
1200 | l->binding = binding; | |
1201 | if (l->value.type == FcTypeVoid) | |
1202 | { | |
1203 | FcValueList *next = FcValueListNext(l); | |
1204 | ||
1205 | FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList)); | |
1206 | free (l); | |
1207 | l = next; | |
1208 | } | |
1209 | ||
1210 | return l; | |
1211 | } | |
1212 | ||
1213 | static FcBool | |
1214 | FcConfigAdd (FcValueListPtr *head, | |
1215 | FcValueList *position, | |
1216 | FcBool append, | |
1217 | FcValueList *new) | |
1218 | { | |
1219 | FcValueListPtr *prev, last, v; | |
1220 | FcValueBinding sameBinding; | |
1221 | ||
1222 | if (position) | |
1223 | sameBinding = position->binding; | |
1224 | else | |
1225 | sameBinding = FcValueBindingWeak; | |
1226 | for (v = new; v != NULL; v = FcValueListNext(v)) | |
1227 | if (v->binding == FcValueBindingSame) | |
1228 | v->binding = sameBinding; | |
1229 | if (append) | |
1230 | { | |
1231 | if (position) | |
1232 | prev = &position->next; | |
1233 | else | |
1234 | for (prev = head; *prev != NULL; | |
1235 | prev = &(*prev)->next) | |
1236 | ; | |
1237 | } | |
1238 | else | |
1239 | { | |
1240 | if (position) | |
1241 | { | |
1242 | for (prev = head; *prev != NULL; | |
1243 | prev = &(*prev)->next) | |
1244 | { | |
1245 | if (*prev == position) | |
1246 | break; | |
1247 | } | |
1248 | } | |
1249 | else | |
1250 | prev = head; | |
1251 | ||
1252 | if (FcDebug () & FC_DBG_EDIT) | |
1253 | { | |
1254 | if (*prev == NULL) | |
1255 | printf ("position not on list\n"); | |
1256 | } | |
1257 | } | |
1258 | ||
1259 | if (FcDebug () & FC_DBG_EDIT) | |
1260 | { | |
1261 | printf ("%s list before ", append ? "Append" : "Prepend"); | |
1262 | FcValueListPrint (*head); | |
1263 | printf ("\n"); | |
1264 | } | |
1265 | ||
1266 | if (new) | |
1267 | { | |
1268 | last = new; | |
1269 | while (last->next != NULL) | |
1270 | last = last->next; | |
1271 | ||
1272 | last->next = *prev; | |
1273 | *prev = new; | |
1274 | } | |
1275 | ||
1276 | if (FcDebug () & FC_DBG_EDIT) | |
1277 | { | |
1278 | printf ("%s list after ", append ? "Append" : "Prepend"); | |
1279 | FcValueListPrint (*head); | |
1280 | printf ("\n"); | |
1281 | } | |
1282 | ||
1283 | return FcTrue; | |
1284 | } | |
1285 | ||
1286 | static void | |
1287 | FcConfigDel (FcValueListPtr *head, | |
1288 | FcValueList *position) | |
1289 | { | |
1290 | FcValueListPtr *prev; | |
1291 | ||
1292 | for (prev = head; *prev != NULL; prev = &(*prev)->next) | |
1293 | { | |
1294 | if (*prev == position) | |
1295 | { | |
1296 | *prev = position->next; | |
1297 | position->next = NULL; | |
1298 | FcValueListDestroy (position); | |
1299 | break; | |
1300 | } | |
1301 | } | |
1302 | } | |
1303 | ||
1304 | static void | |
1305 | FcConfigPatternAdd (FcPattern *p, | |
1306 | FcObject object, | |
1307 | FcValueList *list, | |
1308 | FcBool append) | |
1309 | { | |
1310 | if (list) | |
1311 | { | |
1312 | FcPatternElt *e = FcPatternObjectInsertElt (p, object); | |
1313 | ||
1314 | if (!e) | |
1315 | return; | |
1316 | FcConfigAdd (&e->values, 0, append, list); | |
1317 | } | |
1318 | } | |
1319 | ||
1320 | /* | |
1321 | * Delete all values associated with a field | |
1322 | */ | |
1323 | static void | |
1324 | FcConfigPatternDel (FcPattern *p, | |
1325 | FcObject object) | |
1326 | { | |
1327 | FcPatternElt *e = FcPatternObjectFindElt (p, object); | |
1328 | if (!e) | |
1329 | return; | |
1330 | while (e->values != NULL) | |
1331 | FcConfigDel (&e->values, e->values); | |
1332 | } | |
1333 | ||
1334 | static void | |
1335 | FcConfigPatternCanon (FcPattern *p, | |
1336 | FcObject object) | |
1337 | { | |
1338 | FcPatternElt *e = FcPatternObjectFindElt (p, object); | |
1339 | if (!e) | |
1340 | return; | |
1341 | if (e->values == NULL) | |
1342 | FcPatternObjectDel (p, object); | |
1343 | } | |
1344 | ||
1345 | FcBool | |
1346 | FcConfigSubstituteWithPat (FcConfig *config, | |
1347 | FcPattern *p, | |
1348 | FcPattern *p_pat, | |
1349 | FcMatchKind kind) | |
1350 | { | |
1351 | FcSubst *s; | |
1352 | FcSubState *st; | |
1353 | int i; | |
1354 | FcTest *t; | |
1355 | FcEdit *e; | |
1356 | FcValueList *l; | |
1357 | FcPattern *m; | |
1358 | ||
1359 | if (!config) | |
1360 | { | |
1361 | config = FcConfigGetCurrent (); | |
1362 | if (!config) | |
1363 | return FcFalse; | |
1364 | } | |
1365 | ||
1366 | switch (kind) { | |
1367 | case FcMatchPattern: | |
1368 | s = config->substPattern; | |
1369 | break; | |
1370 | case FcMatchFont: | |
1371 | s = config->substFont; | |
1372 | break; | |
1373 | case FcMatchScan: | |
1374 | s = config->substScan; | |
1375 | break; | |
1376 | default: | |
1377 | return FcFalse; | |
1378 | } | |
1379 | ||
1380 | st = (FcSubState *) malloc (config->maxObjects * sizeof (FcSubState)); | |
1381 | if (!st && config->maxObjects) | |
1382 | return FcFalse; | |
1383 | FcMemAlloc (FC_MEM_SUBSTATE, config->maxObjects * sizeof (FcSubState)); | |
1384 | ||
1385 | if (FcDebug () & FC_DBG_EDIT) | |
1386 | { | |
1387 | printf ("FcConfigSubstitute "); | |
1388 | FcPatternPrint (p); | |
1389 | } | |
1390 | for (; s; s = s->next) | |
1391 | { | |
1392 | /* | |
1393 | * Check the tests to see if | |
1394 | * they all match the pattern | |
1395 | */ | |
1396 | for (t = s->test, i = 0; t; t = t->next, i++) | |
1397 | { | |
1398 | if (FcDebug () & FC_DBG_EDIT) | |
1399 | { | |
1400 | printf ("FcConfigSubstitute test "); | |
1401 | FcTestPrint (t); | |
1402 | } | |
1403 | st[i].elt = 0; | |
1404 | if (kind == FcMatchFont && t->kind == FcMatchPattern) | |
1405 | m = p_pat; | |
1406 | else | |
1407 | m = p; | |
1408 | if (m) | |
1409 | st[i].elt = FcPatternObjectFindElt (m, t->object); | |
1410 | else | |
1411 | st[i].elt = 0; | |
1412 | /* | |
1413 | * If there's no such field in the font, | |
1414 | * then FcQualAll matches while FcQualAny does not | |
1415 | */ | |
1416 | if (!st[i].elt) | |
1417 | { | |
1418 | if (t->qual == FcQualAll) | |
1419 | { | |
1420 | st[i].value = 0; | |
1421 | continue; | |
1422 | } | |
1423 | else | |
1424 | break; | |
1425 | } | |
1426 | /* | |
1427 | * Check to see if there is a match, mark the location | |
1428 | * to apply match-relative edits | |
1429 | */ | |
1430 | st[i].value = FcConfigMatchValueList (m, t, st[i].elt->values); | |
1431 | if (!st[i].value) | |
1432 | break; | |
1433 | if (t->qual == FcQualFirst && st[i].value != st[i].elt->values) | |
1434 | break; | |
1435 | if (t->qual == FcQualNotFirst && st[i].value == st[i].elt->values) | |
1436 | break; | |
1437 | } | |
1438 | if (t) | |
1439 | { | |
1440 | if (FcDebug () & FC_DBG_EDIT) | |
1441 | printf ("No match\n"); | |
1442 | continue; | |
1443 | } | |
1444 | if (FcDebug () & FC_DBG_EDIT) | |
1445 | { | |
1446 | printf ("Substitute "); | |
1447 | FcSubstPrint (s); | |
1448 | } | |
1449 | for (e = s->edit; e; e = e->next) | |
1450 | { | |
1451 | /* | |
1452 | * Evaluate the list of expressions | |
1453 | */ | |
1454 | l = FcConfigValues (p, e->expr, e->binding); | |
1455 | /* | |
1456 | * Locate any test associated with this field, skipping | |
1457 | * tests associated with the pattern when substituting in | |
1458 | * the font | |
1459 | */ | |
1460 | for (t = s->test, i = 0; t; t = t->next, i++) | |
1461 | { | |
1462 | if ((t->kind == FcMatchFont || kind == FcMatchPattern) && | |
1463 | t->object == e->object) | |
1464 | { | |
1465 | /* | |
1466 | * KLUDGE - the pattern may have been reallocated or | |
1467 | * things may have been inserted or deleted above | |
1468 | * this element by other edits. Go back and find | |
1469 | * the element again | |
1470 | */ | |
1471 | if (e != s->edit && st[i].elt) | |
1472 | st[i].elt = FcPatternObjectFindElt (p, t->object); | |
1473 | if (!st[i].elt) | |
1474 | t = 0; | |
1475 | break; | |
1476 | } | |
1477 | } | |
1478 | switch (e->op) { | |
1479 | case FcOpAssign: | |
1480 | /* | |
1481 | * If there was a test, then replace the matched | |
1482 | * value with the new list of values | |
1483 | */ | |
1484 | if (t) | |
1485 | { | |
1486 | FcValueList *thisValue = st[i].value; | |
1487 | FcValueList *nextValue = thisValue; | |
1488 | ||
1489 | /* | |
1490 | * Append the new list of values after the current value | |
1491 | */ | |
1492 | FcConfigAdd (&st[i].elt->values, thisValue, FcTrue, l); | |
1493 | /* | |
1494 | * Delete the marked value | |
1495 | */ | |
1496 | if (thisValue) | |
1497 | FcConfigDel (&st[i].elt->values, thisValue); | |
1498 | /* | |
1499 | * Adjust any pointers into the value list to ensure | |
1500 | * future edits occur at the same place | |
1501 | */ | |
1502 | for (t = s->test, i = 0; t; t = t->next, i++) | |
1503 | { | |
1504 | if (st[i].value == thisValue) | |
1505 | st[i].value = nextValue; | |
1506 | } | |
1507 | break; | |
1508 | } | |
1509 | /* fall through ... */ | |
1510 | case FcOpAssignReplace: | |
1511 | /* | |
1512 | * Delete all of the values and insert | |
1513 | * the new set | |
1514 | */ | |
1515 | FcConfigPatternDel (p, e->object); | |
1516 | FcConfigPatternAdd (p, e->object, l, FcTrue); | |
1517 | /* | |
1518 | * Adjust any pointers into the value list as they no | |
1519 | * longer point to anything valid | |
1520 | */ | |
1521 | if (t) | |
1522 | { | |
1523 | FcPatternElt *thisElt = st[i].elt; | |
1524 | for (t = s->test, i = 0; t; t = t->next, i++) | |
1525 | { | |
1526 | if (st[i].elt == thisElt) | |
1527 | st[i].value = 0; | |
1528 | } | |
1529 | } | |
1530 | break; | |
1531 | case FcOpPrepend: | |
1532 | if (t) | |
1533 | { | |
1534 | FcConfigAdd (&st[i].elt->values, st[i].value, FcFalse, l); | |
1535 | break; | |
1536 | } | |
1537 | /* fall through ... */ | |
1538 | case FcOpPrependFirst: | |
1539 | FcConfigPatternAdd (p, e->object, l, FcFalse); | |
1540 | break; | |
1541 | case FcOpAppend: | |
1542 | if (t) | |
1543 | { | |
1544 | FcConfigAdd (&st[i].elt->values, st[i].value, FcTrue, l); | |
1545 | break; | |
1546 | } | |
1547 | /* fall through ... */ | |
1548 | case FcOpAppendLast: | |
1549 | FcConfigPatternAdd (p, e->object, l, FcTrue); | |
1550 | break; | |
1551 | default: | |
1552 | FcValueListDestroy (l); | |
1553 | break; | |
1554 | } | |
1555 | } | |
1556 | /* | |
1557 | * Now go through the pattern and eliminate | |
1558 | * any properties without data | |
1559 | */ | |
1560 | for (e = s->edit; e; e = e->next) | |
1561 | FcConfigPatternCanon (p, e->object); | |
1562 | ||
1563 | if (FcDebug () & FC_DBG_EDIT) | |
1564 | { | |
1565 | printf ("FcConfigSubstitute edit"); | |
1566 | FcPatternPrint (p); | |
1567 | } | |
1568 | } | |
1569 | FcMemFree (FC_MEM_SUBSTATE, config->maxObjects * sizeof (FcSubState)); | |
1570 | free (st); | |
1571 | if (FcDebug () & FC_DBG_EDIT) | |
1572 | { | |
1573 | printf ("FcConfigSubstitute done"); | |
1574 | FcPatternPrint (p); | |
1575 | } | |
1576 | return FcTrue; | |
1577 | } | |
1578 | ||
1579 | FcBool | |
1580 | FcConfigSubstitute (FcConfig *config, | |
1581 | FcPattern *p, | |
1582 | FcMatchKind kind) | |
1583 | { | |
1584 | return FcConfigSubstituteWithPat (config, p, 0, kind); | |
1585 | } | |
1586 | ||
1587 | #if defined (_WIN32) | |
1588 | ||
1589 | # define WIN32_LEAN_AND_MEAN | |
1590 | # define WIN32_EXTRA_LEAN | |
1591 | # include <windows.h> | |
1592 | ||
1593 | static FcChar8 fontconfig_path[1000] = ""; | |
1594 | ||
1595 | # if (defined (PIC) || defined (DLL_EXPORT)) | |
1596 | ||
1597 | BOOL WINAPI | |
1598 | DllMain (HINSTANCE hinstDLL, | |
1599 | DWORD fdwReason, | |
1600 | LPVOID lpvReserved) | |
1601 | { | |
1602 | FcChar8 *p; | |
1603 | ||
1604 | switch (fdwReason) { | |
1605 | case DLL_PROCESS_ATTACH: | |
1606 | if (!GetModuleFileName ((HMODULE) hinstDLL, fontconfig_path, | |
1607 | sizeof (fontconfig_path))) | |
1608 | break; | |
1609 | ||
1610 | /* If the fontconfig DLL is in a "bin" or "lib" subfolder, | |
1611 | * assume it's a Unix-style installation tree, and use | |
1612 | * "etc/fonts" in there as FONTCONFIG_PATH. Otherwise use the | |
1613 | * folder where the DLL is as FONTCONFIG_PATH. | |
1614 | */ | |
1615 | p = strrchr (fontconfig_path, '\\'); | |
1616 | if (p) | |
1617 | { | |
1618 | *p = '\0'; | |
1619 | p = strrchr (fontconfig_path, '\\'); | |
1620 | if (p && (FcStrCmpIgnoreCase (p + 1, "bin") == 0 || | |
1621 | FcStrCmpIgnoreCase (p + 1, "lib") == 0)) | |
1622 | *p = '\0'; | |
1623 | strcat (fontconfig_path, "\\etc\\fonts"); | |
1624 | } | |
1625 | else | |
1626 | fontconfig_path[0] = '\0'; | |
1627 | ||
1628 | break; | |
1629 | } | |
1630 | ||
1631 | return TRUE; | |
1632 | } | |
1633 | ||
1634 | # endif /* !PIC */ | |
1635 | ||
1636 | #undef FONTCONFIG_PATH | |
1637 | #define FONTCONFIG_PATH fontconfig_path | |
1638 | ||
1639 | #endif /* !_WIN32 */ | |
1640 | ||
1641 | #ifndef FONTCONFIG_FILE | |
1642 | #define FONTCONFIG_FILE "fonts.conf" | |
1643 | #endif | |
1644 | ||
1645 | static FcChar8 * | |
1646 | FcConfigFileExists (const FcChar8 *dir, const FcChar8 *file) | |
1647 | { | |
1648 | FcChar8 *path; | |
1649 | ||
1650 | if (!dir) | |
1651 | dir = (FcChar8 *) ""; | |
1652 | path = malloc (strlen ((char *) dir) + 1 + strlen ((char *) file) + 1); | |
1653 | if (!path) | |
1654 | return 0; | |
1655 | ||
1656 | strcpy ((char *) path, (const char *) dir); | |
1657 | /* make sure there's a single separator */ | |
1658 | #ifdef _WIN32 | |
1659 | if ((!path[0] || (path[strlen((char *) path)-1] != '/' && | |
1660 | path[strlen((char *) path)-1] != '\\')) && | |
1661 | !(file[0] == '/' || | |
1662 | file[0] == '\\' || | |
1663 | (isalpha (file[0]) && file[1] == ':' && (file[2] == '/' || file[2] == '\\')))) | |
1664 | strcat ((char *) path, "\\"); | |
1665 | #else | |
1666 | if ((!path[0] || path[strlen((char *) path)-1] != '/') && file[0] != '/') | |
1667 | strcat ((char *) path, "/"); | |
1668 | #endif | |
1669 | strcat ((char *) path, (char *) file); | |
1670 | ||
1671 | FcMemAlloc (FC_MEM_STRING, strlen ((char *) path) + 1); | |
1672 | if (access ((char *) path, R_OK) == 0) | |
1673 | return path; | |
1674 | ||
1675 | FcStrFree (path); | |
1676 | return 0; | |
1677 | } | |
1678 | ||
1679 | static FcChar8 ** | |
1680 | FcConfigGetPath (void) | |
1681 | { | |
1682 | FcChar8 **path; | |
1683 | FcChar8 *env, *e, *colon; | |
1684 | FcChar8 *dir; | |
1685 | int npath; | |
1686 | int i; | |
1687 | ||
1688 | npath = 2; /* default dir + null */ | |
1689 | env = (FcChar8 *) getenv ("FONTCONFIG_PATH"); | |
1690 | if (env) | |
1691 | { | |
1692 | e = env; | |
1693 | npath++; | |
1694 | while (*e) | |
1695 | if (*e++ == FC_SEARCH_PATH_SEPARATOR) | |
1696 | npath++; | |
1697 | } | |
1698 | path = calloc (npath, sizeof (FcChar8 *)); | |
1699 | if (!path) | |
1700 | goto bail0; | |
1701 | i = 0; | |
1702 | ||
1703 | if (env) | |
1704 | { | |
1705 | e = env; | |
1706 | while (*e) | |
1707 | { | |
1708 | colon = (FcChar8 *) strchr ((char *) e, FC_SEARCH_PATH_SEPARATOR); | |
1709 | if (!colon) | |
1710 | colon = e + strlen ((char *) e); | |
1711 | path[i] = malloc (colon - e + 1); | |
1712 | if (!path[i]) | |
1713 | goto bail1; | |
1714 | strncpy ((char *) path[i], (const char *) e, colon - e); | |
1715 | path[i][colon - e] = '\0'; | |
1716 | if (*colon) | |
1717 | e = colon + 1; | |
1718 | else | |
1719 | e = colon; | |
1720 | i++; | |
1721 | } | |
1722 | } | |
1723 | ||
1724 | #ifdef _WIN32 | |
1725 | if (fontconfig_path[0] == '\0') | |
1726 | { | |
1727 | char *p; | |
1728 | if(!GetModuleFileName(NULL, fontconfig_path, sizeof(fontconfig_path))) | |
1729 | goto bail1; | |
1730 | p = strrchr (fontconfig_path, '\\'); | |
1731 | if (p) *p = '\0'; | |
1732 | strcat (fontconfig_path, "\\fonts"); | |
1733 | } | |
1734 | #endif | |
1735 | dir = (FcChar8 *) FONTCONFIG_PATH; | |
1736 | path[i] = malloc (strlen ((char *) dir) + 1); | |
1737 | if (!path[i]) | |
1738 | goto bail1; | |
1739 | strcpy ((char *) path[i], (const char *) dir); | |
1740 | return path; | |
1741 | ||
1742 | bail1: | |
1743 | for (i = 0; path[i]; i++) | |
1744 | free (path[i]); | |
1745 | free (path); | |
1746 | bail0: | |
1747 | return 0; | |
1748 | } | |
1749 | ||
1750 | static void | |
1751 | FcConfigFreePath (FcChar8 **path) | |
1752 | { | |
1753 | FcChar8 **p; | |
1754 | ||
1755 | for (p = path; *p; p++) | |
1756 | free (*p); | |
1757 | free (path); | |
1758 | } | |
1759 | ||
1760 | static FcBool _FcConfigHomeEnabled = FcTrue; | |
1761 | ||
1762 | FcChar8 * | |
1763 | FcConfigHome (void) | |
1764 | { | |
1765 | if (_FcConfigHomeEnabled) | |
1766 | { | |
1767 | char *home = getenv ("HOME"); | |
1768 | ||
1769 | #ifdef _WIN32 | |
1770 | if (home == NULL) | |
1771 | home = getenv ("USERPROFILE"); | |
1772 | #endif | |
1773 | ||
1774 | return (FcChar8 *) home; | |
1775 | } | |
1776 | return 0; | |
1777 | } | |
1778 | ||
1779 | FcBool | |
1780 | FcConfigEnableHome (FcBool enable) | |
1781 | { | |
1782 | FcBool prev = _FcConfigHomeEnabled; | |
1783 | _FcConfigHomeEnabled = enable; | |
1784 | return prev; | |
1785 | } | |
1786 | ||
1787 | FcChar8 * | |
1788 | FcConfigFilename (const FcChar8 *url) | |
1789 | { | |
1790 | FcChar8 *file, *dir, **path, **p; | |
1791 | ||
1792 | if (!url || !*url) | |
1793 | { | |
1794 | url = (FcChar8 *) getenv ("FONTCONFIG_FILE"); | |
1795 | if (!url) | |
1796 | url = (FcChar8 *) FONTCONFIG_FILE; | |
1797 | } | |
1798 | file = 0; | |
1799 | ||
1800 | #ifdef _WIN32 | |
1801 | if (isalpha (*url) && | |
1802 | url[1] == ':' && | |
1803 | (url[2] == '/' || url[2] == '\\')) | |
1804 | goto absolute_path; | |
1805 | #endif | |
1806 | ||
1807 | switch (*url) { | |
1808 | case '~': | |
1809 | dir = FcConfigHome (); | |
1810 | if (dir) | |
1811 | file = FcConfigFileExists (dir, url + 1); | |
1812 | else | |
1813 | file = 0; | |
1814 | break; | |
1815 | #ifdef _WIN32 | |
1816 | case '\\': | |
1817 | absolute_path: | |
1818 | #endif | |
1819 | case '/': | |
1820 | file = FcConfigFileExists (0, url); | |
1821 | break; | |
1822 | default: | |
1823 | path = FcConfigGetPath (); | |
1824 | if (!path) | |
1825 | return 0; | |
1826 | for (p = path; *p; p++) | |
1827 | { | |
1828 | file = FcConfigFileExists (*p, url); | |
1829 | if (file) | |
1830 | break; | |
1831 | } | |
1832 | FcConfigFreePath (path); | |
1833 | break; | |
1834 | } | |
1835 | return file; | |
1836 | } | |
1837 | ||
1838 | /* | |
1839 | * Manage the application-specific fonts | |
1840 | */ | |
1841 | ||
1842 | FcBool | |
1843 | FcConfigAppFontAddFile (FcConfig *config, | |
1844 | const FcChar8 *file) | |
1845 | { | |
1846 | FcFontSet *set; | |
1847 | FcStrSet *subdirs; | |
1848 | FcStrList *sublist; | |
1849 | FcChar8 *subdir; | |
1850 | ||
1851 | if (!config) | |
1852 | { | |
1853 | config = FcConfigGetCurrent (); | |
1854 | if (!config) | |
1855 | return FcFalse; | |
1856 | } | |
1857 | ||
1858 | subdirs = FcStrSetCreate (); | |
1859 | if (!subdirs) | |
1860 | return FcFalse; | |
1861 | ||
1862 | set = FcConfigGetFonts (config, FcSetApplication); | |
1863 | if (!set) | |
1864 | { | |
1865 | set = FcFontSetCreate (); | |
1866 | if (!set) | |
1867 | { | |
1868 | FcStrSetDestroy (subdirs); | |
1869 | return FcFalse; | |
1870 | } | |
1871 | FcConfigSetFonts (config, set, FcSetApplication); | |
1872 | } | |
1873 | ||
1874 | if (!FcFileScanConfig (set, subdirs, config->blanks, file, config)) | |
1875 | { | |
1876 | FcStrSetDestroy (subdirs); | |
1877 | return FcFalse; | |
1878 | } | |
1879 | if ((sublist = FcStrListCreate (subdirs))) | |
1880 | { | |
1881 | while ((subdir = FcStrListNext (sublist))) | |
1882 | { | |
1883 | FcConfigAppFontAddDir (config, subdir); | |
1884 | } | |
1885 | FcStrListDone (sublist); | |
1886 | } | |
1887 | FcStrSetDestroy (subdirs); | |
1888 | return FcTrue; | |
1889 | } | |
1890 | ||
1891 | FcBool | |
1892 | FcConfigAppFontAddDir (FcConfig *config, | |
1893 | const FcChar8 *dir) | |
1894 | { | |
1895 | FcFontSet *set; | |
1896 | FcStrSet *dirs; | |
1897 | ||
1898 | if (!config) | |
1899 | { | |
1900 | config = FcConfigGetCurrent (); | |
1901 | if (!config) | |
1902 | return FcFalse; | |
1903 | } | |
1904 | ||
1905 | dirs = FcStrSetCreate (); | |
1906 | if (!dirs) | |
1907 | return FcFalse; | |
1908 | ||
1909 | set = FcConfigGetFonts (config, FcSetApplication); | |
1910 | if (!set) | |
1911 | { | |
1912 | set = FcFontSetCreate (); | |
1913 | if (!set) | |
1914 | { | |
1915 | FcStrSetDestroy (dirs); | |
1916 | return FcFalse; | |
1917 | } | |
1918 | FcConfigSetFonts (config, set, FcSetApplication); | |
1919 | } | |
1920 | ||
1921 | FcStrSetAddFilename (dirs, dir); | |
1922 | ||
1923 | if (!FcConfigAddDirList (config, FcSetApplication, dirs)) | |
1924 | { | |
1925 | FcStrSetDestroy (dirs); | |
1926 | return FcFalse; | |
1927 | } | |
1928 | FcStrSetDestroy (dirs); | |
1929 | return FcTrue; | |
1930 | } | |
1931 | ||
1932 | void | |
1933 | FcConfigAppFontClear (FcConfig *config) | |
1934 | { | |
1935 | if (!config) | |
1936 | { | |
1937 | config = FcConfigGetCurrent (); | |
1938 | if (!config) | |
1939 | return; | |
1940 | } | |
1941 | ||
1942 | FcConfigSetFonts (config, 0, FcSetApplication); | |
1943 | } | |
1944 | ||
1945 | /* | |
1946 | * Manage filename-based font source selectors | |
1947 | */ | |
1948 | ||
1949 | FcBool | |
1950 | FcConfigGlobAdd (FcConfig *config, | |
1951 | const FcChar8 *glob, | |
1952 | FcBool accept) | |
1953 | { | |
1954 | FcStrSet *set = accept ? config->acceptGlobs : config->rejectGlobs; | |
1955 | ||
1956 | return FcStrSetAdd (set, glob); | |
1957 | } | |
1958 | ||
1959 | static FcBool | |
1960 | FcConfigGlobMatch (const FcChar8 *glob, | |
1961 | const FcChar8 *string) | |
1962 | { | |
1963 | FcChar8 c; | |
1964 | ||
1965 | while ((c = *glob++)) | |
1966 | { | |
1967 | switch (c) { | |
1968 | case '*': | |
1969 | /* short circuit common case */ | |
1970 | if (!*glob) | |
1971 | return FcTrue; | |
1972 | /* short circuit another common case */ | |
1973 | if (strchr ((char *) glob, '*') == 0) | |
1974 | string += strlen ((char *) string) - strlen ((char *) glob); | |
1975 | while (*string) | |
1976 | { | |
1977 | if (FcConfigGlobMatch (glob, string)) | |
1978 | return FcTrue; | |
1979 | string++; | |
1980 | } | |
1981 | return FcFalse; | |
1982 | case '?': | |
1983 | if (*string++ == '\0') | |
1984 | return FcFalse; | |
1985 | break; | |
1986 | default: | |
1987 | if (*string++ != c) | |
1988 | return FcFalse; | |
1989 | break; | |
1990 | } | |
1991 | } | |
1992 | return *string == '\0'; | |
1993 | } | |
1994 | ||
1995 | static FcBool | |
1996 | FcConfigGlobsMatch (const FcStrSet *globs, | |
1997 | const FcChar8 *string) | |
1998 | { | |
1999 | int i; | |
2000 | ||
2001 | for (i = 0; i < globs->num; i++) | |
2002 | if (FcConfigGlobMatch (globs->strs[i], string)) | |
2003 | return FcTrue; | |
2004 | return FcFalse; | |
2005 | } | |
2006 | ||
2007 | FcBool | |
2008 | FcConfigAcceptFilename (FcConfig *config, | |
2009 | const FcChar8 *filename) | |
2010 | { | |
2011 | if (FcConfigGlobsMatch (config->acceptGlobs, filename)) | |
2012 | return FcTrue; | |
2013 | if (FcConfigGlobsMatch (config->rejectGlobs, filename)) | |
2014 | return FcFalse; | |
2015 | return FcTrue; | |
2016 | } | |
2017 | ||
2018 | /* | |
2019 | * Manage font-pattern based font source selectors | |
2020 | */ | |
2021 | ||
2022 | FcBool | |
2023 | FcConfigPatternsAdd (FcConfig *config, | |
2024 | FcPattern *pattern, | |
2025 | FcBool accept) | |
2026 | { | |
2027 | FcFontSet *set = accept ? config->acceptPatterns : config->rejectPatterns; | |
2028 | ||
2029 | return FcFontSetAdd (set, pattern); | |
2030 | } | |
2031 | ||
2032 | static FcBool | |
2033 | FcConfigPatternsMatch (const FcFontSet *patterns, | |
2034 | const FcPattern *font) | |
2035 | { | |
2036 | int i; | |
2037 | ||
2038 | for (i = 0; i < patterns->nfont; i++) | |
2039 | if (FcListPatternMatchAny (patterns->fonts[i], font)) | |
2040 | return FcTrue; | |
2041 | return FcFalse; | |
2042 | } | |
2043 | ||
2044 | FcBool | |
2045 | FcConfigAcceptFont (FcConfig *config, | |
2046 | const FcPattern *font) | |
2047 | { | |
2048 | if (FcConfigPatternsMatch (config->acceptPatterns, font)) | |
2049 | return FcTrue; | |
2050 | if (FcConfigPatternsMatch (config->rejectPatterns, font)) | |
2051 | return FcFalse; | |
2052 | return FcTrue; | |
2053 | } | |
2054 | #define __fccfg__ | |
2055 | #include "fcaliastail.h" | |
2056 | #undef __fccfg__ |