2 * $RCSId: xc/lib/fontconfig/src/fccfg.c,v 1.23 2002/08/31 22:17:32 keithp Exp $
4 * Copyright © 2000 Keith Packard
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.
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.
27 #if defined (_WIN32) && defined (PIC)
41 config = malloc (sizeof (FcConfig));
44 FcMemAlloc (FC_MEM_CONFIG, sizeof (FcConfig));
46 config->configDirs = FcStrSetCreate ();
47 if (!config->configDirs)
50 config->configFiles = FcStrSetCreate ();
51 if (!config->configFiles)
54 config->fontDirs = FcStrSetCreate ();
55 if (!config->fontDirs)
58 config->acceptGlobs = FcStrSetCreate ();
59 if (!config->acceptGlobs)
62 config->rejectGlobs = FcStrSetCreate ();
63 if (!config->rejectGlobs)
68 if (!FcConfigSetCache (config, (FcChar8 *) ("~/" FC_USER_CACHE_FILE)))
73 config->substPattern = 0;
74 config->substFont = 0;
75 config->maxObjects = 0;
76 for (set = FcSetSystem; set <= FcSetApplication; set++)
77 config->fonts[set] = 0;
79 config->rescanTime = time(0);
80 config->rescanInterval = 30;
85 FcStrSetDestroy (config->rejectGlobs);
87 FcStrSetDestroy (config->acceptGlobs);
89 FcStrSetDestroy (config->fontDirs);
91 FcStrSetDestroy (config->configFiles);
93 FcStrSetDestroy (config->configDirs);
96 FcMemFree (FC_MEM_CONFIG, sizeof (FcConfig));
101 typedef struct _FcFileTime {
107 FcConfigNewestFile (FcStrSet *files)
109 FcStrList *list = FcStrListCreate (files);
110 FcFileTime newest = { 0, FcFalse };
116 while ((file = FcStrListNext (list)))
117 if (stat ((char *) file, &statb) == 0)
118 if (!newest.set || statb.st_mtime - newest.time > 0)
119 newest.time = statb.st_mtime;
120 FcStrListDone (list);
126 FcConfigUptoDate (FcConfig *config)
128 FcFileTime config_time, font_time;
129 time_t now = time(0);
132 config = FcConfigGetCurrent ();
136 config_time = FcConfigNewestFile (config->configFiles);
137 font_time = FcConfigNewestFile (config->configDirs);
138 if ((config_time.set && config_time.time - config->rescanTime > 0) ||
139 (font_time.set && font_time.time - config->rescanTime) > 0)
143 config->rescanTime = now;
148 FcSubstDestroy (FcSubst *s)
156 FcTestDestroy (s->test);
158 FcEditDestroy (s->edit);
164 FcConfigDestroy (FcConfig *config)
168 if (config == _fcConfig)
171 FcStrSetDestroy (config->configDirs);
172 FcStrSetDestroy (config->fontDirs);
173 FcStrSetDestroy (config->configFiles);
174 FcStrSetDestroy (config->acceptGlobs);
175 FcStrSetDestroy (config->rejectGlobs);
177 FcStrFree (config->cache);
179 FcSubstDestroy (config->substPattern);
180 FcSubstDestroy (config->substFont);
181 for (set = FcSetSystem; set <= FcSetApplication; set++)
182 if (config->fonts[set])
183 FcFontSetDestroy (config->fonts[set]);
185 FcMemFree (FC_MEM_CONFIG, sizeof (FcConfig));
189 * Scan the current list of directories in the configuration
190 * and build the set of available fonts. Update the
191 * per-user cache file to reflect the new configuration
195 FcConfigBuildFonts (FcConfig *config)
198 FcGlobalCache *cache;
202 fonts = FcFontSetCreate ();
206 cache = FcGlobalCacheCreate ();
210 FcGlobalCacheLoad (cache, config->cache);
212 list = FcConfigGetFontDirs (config);
216 while ((dir = FcStrListNext (list)))
218 if (FcDebug () & FC_DBG_FONTSET)
219 printf ("scan dir %s\n", dir);
220 FcDirScanConfig (fonts, config->fontDirs, cache,
221 config->blanks, dir, FcFalse, config);
224 FcStrListDone (list);
226 if (FcDebug () & FC_DBG_FONTSET)
227 FcFontSetPrint (fonts);
229 FcGlobalCacheSave (cache, config->cache);
230 FcGlobalCacheDestroy (cache);
232 FcConfigSetFonts (config, fonts, FcSetSystem);
236 FcFontSetDestroy (fonts);
242 FcConfigSetCurrent (FcConfig *config)
245 if (!FcConfigBuildFonts (config))
249 FcConfigDestroy (_fcConfig);
255 FcConfigGetCurrent (void)
264 FcConfigAddConfigDir (FcConfig *config,
267 return FcStrSetAddFilename (config->configDirs, d);
271 FcConfigGetConfigDirs (FcConfig *config)
275 config = FcConfigGetCurrent ();
279 return FcStrListCreate (config->configDirs);
283 FcConfigAddFontDir (FcConfig *config,
286 return FcStrSetAddFilename (config->fontDirs, d);
290 FcConfigAddDir (FcConfig *config,
293 return (FcConfigAddConfigDir (config, d) &&
294 FcConfigAddFontDir (config, d));
298 FcConfigGetFontDirs (FcConfig *config)
302 config = FcConfigGetCurrent ();
306 return FcStrListCreate (config->fontDirs);
310 FcConfigAddConfigFile (FcConfig *config,
314 FcChar8 *file = FcConfigFilename (f);
319 ret = FcStrSetAdd (config->configFiles, file);
325 FcConfigGetConfigFiles (FcConfig *config)
329 config = FcConfigGetCurrent ();
333 return FcStrListCreate (config->configFiles);
337 FcConfigSetCache (FcConfig *config,
340 FcChar8 *new = FcStrCopyFilename (c);
345 FcStrFree (config->cache);
351 FcConfigGetCache (FcConfig *config)
355 config = FcConfigGetCurrent ();
359 return config->cache;
363 FcConfigGetFonts (FcConfig *config,
368 config = FcConfigGetCurrent ();
372 return config->fonts[set];
376 FcConfigSetFonts (FcConfig *config,
380 if (config->fonts[set])
381 FcFontSetDestroy (config->fonts[set]);
382 config->fonts[set] = fonts;
388 FcConfigGetBlanks (FcConfig *config)
392 config = FcConfigGetCurrent ();
396 return config->blanks;
400 FcConfigAddBlank (FcConfig *config,
408 b = FcBlanksCreate ();
412 if (!FcBlanksAdd (b, blank))
419 FcConfigGetRescanInverval (FcConfig *config)
423 config = FcConfigGetCurrent ();
427 return config->rescanInterval;
431 FcConfigSetRescanInverval (FcConfig *config, int rescanInterval)
435 config = FcConfigGetCurrent ();
439 config->rescanInterval = rescanInterval;
444 FcConfigAddEdit (FcConfig *config,
449 FcSubst *subst, **prev;
453 subst = (FcSubst *) malloc (sizeof (FcSubst));
456 FcMemAlloc (FC_MEM_SUBST, sizeof (FcSubst));
457 if (kind == FcMatchPattern)
458 prev = &config->substPattern;
460 prev = &config->substFont;
461 for (; *prev; prev = &(*prev)->next);
467 for (t = test; t; t = t->next)
469 if (t->kind == FcMatchDefault)
473 if (config->maxObjects < num)
474 config->maxObjects = num;
475 if (FcDebug () & FC_DBG_EDIT)
477 printf ("Add Subst ");
478 FcSubstPrint (subst);
483 typedef struct _FcSubState {
489 FcConfigPromote (FcValue v, FcValue u)
491 if (v.type == FcTypeInteger)
493 v.type = FcTypeDouble;
494 v.u.d = (double) v.u.i;
496 else if (v.type == FcTypeVoid && u.type == FcTypeMatrix)
498 v.u.m = &FcIdentityMatrix;
499 v.type = FcTypeMatrix;
501 else if (v.type == FcTypeString && u.type == FcTypeLangSet)
503 v.u.l = FcLangSetPromote (v.u.s);
504 v.type = FcTypeLangSet;
510 FcConfigCompareValue (const FcValue m_o,
516 FcBool ret = FcFalse;
518 m = FcConfigPromote (m, v);
519 v = FcConfigPromote (v, m);
520 if (m.type == v.type)
524 break; /* FcConfigPromote prevents this from happening */
529 ret = m.u.d == v.u.d;
532 case FcOpNotContains:
533 ret = m.u.d != v.u.d;
539 ret = m.u.d <= v.u.d;
545 ret = m.u.d >= v.u.d;
555 ret = m.u.b == v.u.b;
558 case FcOpNotContains:
559 ret = m.u.b != v.u.b;
569 ret = FcStrCmpIgnoreCase (m.u.s, v.u.s) == 0;
572 case FcOpNotContains:
573 ret = FcStrCmpIgnoreCase (m.u.s, v.u.s) != 0;
583 ret = FcMatrixEqual (m.u.m, v.u.m);
586 case FcOpNotContains:
587 ret = !FcMatrixEqual (m.u.m, v.u.m);
596 /* v contains m if m is a subset of v */
597 ret = FcCharSetIsSubset (m.u.c, v.u.c);
599 case FcOpNotContains:
600 /* v contains m if m is a subset of v */
601 ret = !FcCharSetIsSubset (m.u.c, v.u.c);
604 ret = FcCharSetEqual (m.u.c, v.u.c);
607 ret = !FcCharSetEqual (m.u.c, v.u.c);
616 ret = FcLangSetContains (v.u.l, m.u.l);
618 case FcOpNotContains:
619 ret = FcLangSetContains (v.u.l, m.u.l);
622 ret = FcLangSetEqual (v.u.l, m.u.l);
625 ret = !FcLangSetEqual (v.u.l, m.u.l);
645 ret = m.u.f == v.u.f;
648 case FcOpNotContains:
649 ret = m.u.f != v.u.f;
659 if (op == FcOpNotEqual || op == FcOpNotContains)
666 #define _FcDoubleFloor(d) ((int) (d))
667 #define _FcDoubleCeil(d) ((double) (int) (d) == (d) ? (int) (d) : (int) ((d) + 1))
668 #define FcDoubleFloor(d) ((d) >= 0 ? _FcDoubleFloor(d) : -_FcDoubleCeil(-(d)))
669 #define FcDoubleCeil(d) ((d) >= 0 ? _FcDoubleCeil(d) : -_FcDoubleFloor(-(d)))
670 #define FcDoubleRound(d) FcDoubleFloor ((d) + 0.5)
671 #define FcDoubleTrunc(d) ((d) >= 0 ? _FcDoubleFloor (d) : -_FcDoubleFloor (-(d)))
674 FcConfigEvaluate (FcPattern *p, FcExpr *e)
682 v.type = FcTypeInteger;
686 v.type = FcTypeDouble;
690 v.type = FcTypeString;
695 v.type = FcTypeMatrix;
700 v.type = FcTypeCharSet;
709 r = FcPatternGet (p, e->u.field, 0, &v);
710 if (r != FcResultMatch)
714 if (FcNameConstant (e->u.constant, &v.u.i))
715 v.type = FcTypeInteger;
720 vl = FcConfigEvaluate (p, e->u.tree.left);
721 if (vl.type == FcTypeBool)
724 v = FcConfigEvaluate (p, e->u.tree.right->u.tree.left);
726 v = FcConfigEvaluate (p, e->u.tree.right->u.tree.right);
739 case FcOpNotContains:
740 vl = FcConfigEvaluate (p, e->u.tree.left);
741 vr = FcConfigEvaluate (p, e->u.tree.right);
743 v.u.b = FcConfigCompareValue (vl, e->op, vr);
753 vl = FcConfigEvaluate (p, e->u.tree.left);
754 vr = FcConfigEvaluate (p, e->u.tree.right);
755 vl = FcConfigPromote (vl, vr);
756 vr = FcConfigPromote (vr, vl);
757 if (vl.type == vr.type)
763 v.type = FcTypeDouble;
764 v.u.d = vl.u.d + vr.u.d;
767 v.type = FcTypeDouble;
768 v.u.d = vl.u.d - vr.u.d;
771 v.type = FcTypeDouble;
772 v.u.d = vl.u.d * vr.u.d;
775 v.type = FcTypeDouble;
776 v.u.d = vl.u.d / vr.u.d;
782 if (v.type == FcTypeDouble &&
783 v.u.d == (double) (int) v.u.d)
785 v.type = FcTypeInteger;
793 v.u.b = vl.u.b || vr.u.b;
797 v.u.b = vl.u.b && vr.u.b;
807 v.type = FcTypeString;
808 v.u.s = FcStrPlus (vl.u.s, vr.u.s);
820 v.type = FcTypeMatrix;
821 m = malloc (sizeof (FcMatrix));
824 FcMemAlloc (FC_MEM_MATRIX, sizeof (FcMatrix));
825 FcMatrixMultiply (m, vl.u.m, vr.u.m);
849 vl = FcConfigEvaluate (p, e->u.tree.left);
862 vl = FcConfigEvaluate (p, e->u.tree.left);
868 v.type = FcTypeInteger;
869 v.u.i = FcDoubleFloor (vl.u.d);
878 vl = FcConfigEvaluate (p, e->u.tree.left);
884 v.type = FcTypeInteger;
885 v.u.i = FcDoubleCeil (vl.u.d);
894 vl = FcConfigEvaluate (p, e->u.tree.left);
900 v.type = FcTypeInteger;
901 v.u.i = FcDoubleRound (vl.u.d);
910 vl = FcConfigEvaluate (p, e->u.tree.left);
916 v.type = FcTypeInteger;
917 v.u.i = FcDoubleTrunc (vl.u.d);
933 FcConfigMatchValueList (FcPattern *p,
937 FcValueList *ret = 0;
944 if (e->op == FcOpComma)
946 value = FcConfigEvaluate (p, e->u.tree.left);
951 value = FcConfigEvaluate (p, e);
955 for (v = values; v; v = v->next)
957 if (FcConfigCompareValue (v->value, t->op, value))
964 if (t->qual == FcQualAll)
971 FcValueDestroy (value);
977 FcConfigValues (FcPattern *p, FcExpr *e, FcValueBinding binding)
983 l = (FcValueList *) malloc (sizeof (FcValueList));
986 FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList));
987 if (e->op == FcOpComma)
989 l->value = FcConfigEvaluate (p, e->u.tree.left);
990 l->next = FcConfigValues (p, e->u.tree.right, binding);
994 l->value = FcConfigEvaluate (p, e);
997 l->binding = binding;
998 while (l && l->value.type == FcTypeVoid)
1000 FcValueList *next = l->next;
1002 FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList));
1010 FcConfigAdd (FcValueList **head,
1011 FcValueList *position,
1015 FcValueList **prev, *last, *v;
1016 FcValueBinding sameBinding;
1019 sameBinding = position->binding;
1021 sameBinding = FcValueBindingWeak;
1022 for (v = new; v; v = v->next)
1023 if (v->binding == FcValueBindingSame)
1024 v->binding = sameBinding;
1028 prev = &position->next;
1030 for (prev = head; *prev; prev = &(*prev)->next)
1037 for (prev = head; *prev; prev = &(*prev)->next)
1039 if (*prev == position)
1046 if (FcDebug () & FC_DBG_EDIT)
1049 printf ("position not on list\n");
1053 if (FcDebug () & FC_DBG_EDIT)
1055 printf ("%s list before ", append ? "Append" : "Prepend");
1056 FcValueListPrint (*head);
1070 if (FcDebug () & FC_DBG_EDIT)
1072 printf ("%s list after ", append ? "Append" : "Prepend");
1073 FcValueListPrint (*head);
1081 FcConfigDel (FcValueList **head,
1082 FcValueList *position)
1086 for (prev = head; *prev; prev = &(*prev)->next)
1088 if (*prev == position)
1090 *prev = position->next;
1092 FcValueListDestroy (position);
1099 FcConfigPatternAdd (FcPattern *p,
1106 FcPatternElt *e = FcPatternInsertElt (p, object);
1110 FcConfigAdd (&e->values, 0, append, list);
1115 * Delete all values associated with a field
1118 FcConfigPatternDel (FcPattern *p,
1121 FcPatternElt *e = FcPatternFindElt (p, object);
1125 FcConfigDel (&e->values, e->values);
1129 FcConfigPatternCanon (FcPattern *p,
1132 FcPatternElt *e = FcPatternFindElt (p, object);
1136 FcPatternDel (p, object);
1140 FcConfigSubstituteWithPat (FcConfig *config,
1155 config = FcConfigGetCurrent ();
1160 st = (FcSubState *) malloc (config->maxObjects * sizeof (FcSubState));
1161 if (!st && config->maxObjects)
1163 FcMemAlloc (FC_MEM_SUBSTATE, config->maxObjects * sizeof (FcSubState));
1165 if (FcDebug () & FC_DBG_EDIT)
1167 printf ("FcConfigSubstitute ");
1170 if (kind == FcMatchPattern)
1171 s = config->substPattern;
1173 s = config->substFont;
1174 for (; s; s = s->next)
1177 * Check the tests to see if
1178 * they all match the pattern
1180 for (t = s->test, i = 0; t; t = t->next, i++)
1182 if (FcDebug () & FC_DBG_EDIT)
1184 printf ("FcConfigSubstitute test ");
1188 if (kind == FcMatchFont && t->kind == FcMatchPattern)
1193 st[i].elt = FcPatternFindElt (m, t->field);
1197 * If there's no such field in the font,
1198 * then FcQualAll matches while FcQualAny does not
1202 if (t->qual == FcQualAll)
1211 * Check to see if there is a match, mark the location
1212 * to apply match-relative edits
1214 st[i].value = FcConfigMatchValueList (m, t, st[i].elt->values);
1217 if (t->qual == FcQualFirst && st[i].value != st[i].elt->values)
1219 if (t->qual == FcQualNotFirst && st[i].value == st[i].elt->values)
1224 if (FcDebug () & FC_DBG_EDIT)
1225 printf ("No match\n");
1228 if (FcDebug () & FC_DBG_EDIT)
1230 printf ("Substitute ");
1233 for (e = s->edit; e; e = e->next)
1236 * Evaluate the list of expressions
1238 l = FcConfigValues (p, e->expr, e->binding);
1240 * Locate any test associated with this field, skipping
1241 * tests associated with the pattern when substituting in
1244 for (t = s->test, i = 0; t; t = t->next, i++)
1246 if ((t->kind == FcMatchFont || kind == FcMatchPattern) &&
1247 !FcStrCmpIgnoreCase ((FcChar8 *) t->field,
1248 (FcChar8 *) e->field))
1251 * KLUDGE - the pattern may have been reallocated or
1252 * things may have been inserted or deleted above
1253 * this element by other edits. Go back and find
1256 if (e != s->edit && st[i].elt)
1257 st[i].elt = FcPatternFindElt (p, t->field);
1266 * If there was a test, then replace the matched
1267 * value with the new list of values
1271 FcValueList *thisValue = st[i].value;
1272 FcValueList *nextValue = thisValue ? thisValue->next : 0;
1275 * Append the new list of values after the current value
1277 FcConfigAdd (&st[i].elt->values, thisValue, FcTrue, l);
1279 * Delete the marked value
1281 FcConfigDel (&st[i].elt->values, thisValue);
1283 * Adjust any pointers into the value list to ensure
1284 * future edits occur at the same place
1286 for (t = s->test, i = 0; t; t = t->next, i++)
1288 if (st[i].value == thisValue)
1289 st[i].value = nextValue;
1293 /* fall through ... */
1294 case FcOpAssignReplace:
1296 * Delete all of the values and insert
1299 FcConfigPatternDel (p, e->field);
1300 FcConfigPatternAdd (p, e->field, l, FcTrue);
1302 * Adjust any pointers into the value list as they no
1303 * longer point to anything valid
1307 FcPatternElt *thisElt = st[i].elt;
1308 for (t = s->test, i = 0; t; t = t->next, i++)
1310 if (st[i].elt == thisElt)
1318 FcConfigAdd (&st[i].elt->values, st[i].value, FcFalse, l);
1321 /* fall through ... */
1322 case FcOpPrependFirst:
1323 FcConfigPatternAdd (p, e->field, l, FcFalse);
1328 FcConfigAdd (&st[i].elt->values, st[i].value, FcTrue, l);
1331 /* fall through ... */
1332 case FcOpAppendLast:
1333 FcConfigPatternAdd (p, e->field, l, FcTrue);
1340 * Now go through the pattern and eliminate
1341 * any properties without data
1343 for (e = s->edit; e; e = e->next)
1344 FcConfigPatternCanon (p, e->field);
1346 if (FcDebug () & FC_DBG_EDIT)
1348 printf ("FcConfigSubstitute edit");
1352 FcMemFree (FC_MEM_SUBSTATE, config->maxObjects * sizeof (FcSubState));
1354 if (FcDebug () & FC_DBG_EDIT)
1356 printf ("FcConfigSubstitute done");
1363 FcConfigSubstitute (FcConfig *config,
1367 return FcConfigSubstituteWithPat (config, p, 0, kind);
1370 #if defined (_WIN32) && defined (PIC)
1372 static FcChar8 fontconfig_path[1000] = "";
1375 DllMain (HINSTANCE hinstDLL,
1381 switch (fdwReason) {
1382 case DLL_PROCESS_ATTACH:
1383 if (!GetModuleFileName ((HMODULE) hinstDLL, fontconfig_path,
1384 sizeof (fontconfig_path)))
1387 /* If the fontconfig DLL is in a "bin" or "lib" subfolder,
1388 * assume it's a Unix-style installation tree, and use
1389 * "etc/fonts" in there as FONTCONFIG_PATH. Otherwise use the
1390 * folder where the DLL is as FONTCONFIG_PATH.
1392 p = strrchr (fontconfig_path, '\\');
1396 p = strrchr (fontconfig_path, '\\');
1397 if (p && (FcStrCmpIgnoreCase (p + 1, "bin") == 0 ||
1398 FcStrCmpIgnoreCase (p + 1, "lib") == 0))
1400 strcat (fontconfig_path, "\\etc\\fonts");
1403 fontconfig_path[0] = '\0';
1411 #undef FONTCONFIG_PATH
1412 #define FONTCONFIG_PATH fontconfig_path
1414 #else /* !(_WIN32 && PIC) */
1416 #endif /* !(_WIN32 && PIC) */
1418 #ifndef FONTCONFIG_FILE
1419 #define FONTCONFIG_FILE "fonts.conf"
1423 FcConfigFileExists (const FcChar8 *dir, const FcChar8 *file)
1428 dir = (FcChar8 *) "";
1429 path = malloc (strlen ((char *) dir) + 1 + strlen ((char *) file) + 1);
1433 strcpy ((char *) path, (const char *) dir);
1434 /* make sure there's a single separator */
1436 if ((!path[0] || (path[strlen((char *) path)-1] != '/' &&
1437 path[strlen((char *) path)-1] != '\\')) &&
1438 (file[0] != '/' && file[0] != '\\'))
1439 strcat ((char *) path, "\\");
1441 if ((!path[0] || path[strlen((char *) path)-1] != '/') && file[0] != '/')
1442 strcat ((char *) path, "/");
1444 strcat ((char *) path, (char *) file);
1446 FcMemAlloc (FC_MEM_STRING, strlen ((char *) path) + 1);
1447 if (access ((char *) path, R_OK) == 0)
1455 FcConfigGetPath (void)
1458 FcChar8 *env, *e, *colon;
1463 npath = 2; /* default dir + null */
1464 env = (FcChar8 *) getenv ("FONTCONFIG_PATH");
1470 if (*e++ == FC_SEARCH_PATH_SEPARATOR)
1473 path = calloc (npath, sizeof (FcChar8 *));
1483 colon = (FcChar8 *) strchr ((char *) e, FC_SEARCH_PATH_SEPARATOR);
1485 colon = e + strlen ((char *) e);
1486 path[i] = malloc (colon - e + 1);
1489 strncpy ((char *) path[i], (const char *) e, colon - e);
1490 path[i][colon - e] = '\0';
1499 dir = (FcChar8 *) FONTCONFIG_PATH;
1500 path[i] = malloc (strlen ((char *) dir) + 1);
1503 strcpy ((char *) path[i], (const char *) dir);
1507 for (i = 0; path[i]; i++)
1515 FcConfigFreePath (FcChar8 **path)
1519 for (p = path; *p; p++)
1524 static FcBool _FcConfigHomeEnabled = FcTrue;
1529 if (_FcConfigHomeEnabled)
1531 char *home = getenv ("HOME");
1535 home = getenv ("USERPROFILE");
1544 FcConfigEnableHome (FcBool enable)
1546 FcBool prev = _FcConfigHomeEnabled;
1547 _FcConfigHomeEnabled = enable;
1552 FcConfigFilename (const FcChar8 *url)
1554 FcChar8 *file, *dir, **path, **p;
1558 url = (FcChar8 *) getenv ("FONTCONFIG_FILE");
1560 url = (FcChar8 *) FONTCONFIG_FILE;
1565 if (isalpha (*url) &&
1567 (url[2] == '/' || url[2] == '\\'))
1573 dir = FcConfigHome ();
1575 file = FcConfigFileExists (dir, url + 1);
1584 file = FcConfigFileExists (0, url);
1587 path = FcConfigGetPath ();
1590 for (p = path; *p; p++)
1592 file = FcConfigFileExists (*p, url);
1596 FcConfigFreePath (path);
1603 * Manage the application-specific fonts
1607 FcConfigAppFontAddFile (FcConfig *config,
1608 const FcChar8 *file)
1617 config = FcConfigGetCurrent ();
1622 subdirs = FcStrSetCreate ();
1626 set = FcConfigGetFonts (config, FcSetApplication);
1629 set = FcFontSetCreate ();
1632 FcStrSetDestroy (subdirs);
1635 FcConfigSetFonts (config, set, FcSetApplication);
1638 if (!FcFileScanConfig (set, subdirs, 0, config->blanks, file, FcFalse, config))
1640 FcStrSetDestroy (subdirs);
1643 if ((sublist = FcStrListCreate (subdirs)))
1645 while ((subdir = FcStrListNext (sublist)))
1647 FcConfigAppFontAddDir (config, subdir);
1649 FcStrListDone (sublist);
1655 FcConfigAppFontAddDir (FcConfig *config,
1665 config = FcConfigGetCurrent ();
1669 subdirs = FcStrSetCreate ();
1673 set = FcConfigGetFonts (config, FcSetApplication);
1676 set = FcFontSetCreate ();
1679 FcStrSetDestroy (subdirs);
1682 FcConfigSetFonts (config, set, FcSetApplication);
1685 if (!FcDirScanConfig (set, subdirs, 0, config->blanks, dir, FcFalse, config))
1687 FcStrSetDestroy (subdirs);
1690 if ((sublist = FcStrListCreate (subdirs)))
1692 while ((subdir = FcStrListNext (sublist)))
1694 FcConfigAppFontAddDir (config, subdir);
1696 FcStrListDone (sublist);
1702 FcConfigAppFontClear (FcConfig *config)
1704 FcConfigSetFonts (config, 0, FcSetApplication);
1708 * Manage filename-based font source selectors
1712 FcConfigGlobAdd (FcConfig *config,
1713 const FcChar8 *glob,
1716 FcStrSet *set = accept ? config->acceptGlobs : config->rejectGlobs;
1718 return FcStrSetAdd (set, glob);
1722 FcConfigGlobMatch (const FcChar8 *glob,
1723 const FcChar8 *string)
1727 while ((c = *glob++))
1731 /* short circuit common case */
1734 /* short circuit another common case */
1735 if (strchr ((char *) glob, '*') == 0)
1736 string += strlen ((char *) string) - strlen ((char *) glob);
1739 if (FcConfigGlobMatch (glob, string))
1745 if (*string++ == '\0')
1754 return *string == '\0';
1758 FcConfigGlobsMatch (const FcStrSet *globs,
1759 const FcChar8 *string)
1763 for (i = 0; i < globs->num; i++)
1764 if (FcConfigGlobMatch (globs->strs[i], string))
1770 FcConfigAcceptFilename (FcConfig *config,
1771 const FcChar8 *filename)
1773 if (FcConfigGlobsMatch (config->acceptGlobs, filename))
1775 if (FcConfigGlobsMatch (config->rejectGlobs, filename))