2 * $RCSId: xc/lib/fontconfig/src/fccache.c,v 1.12 2002/08/22 07:36:44 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.
28 * POSIX has broken stdio so that getc must do thread-safe locking,
29 * this is a serious performance problem for applications doing large
30 * amounts of IO with getc (as is done here). If available, use
31 * the getc_unlocked varient instead.
34 #if defined(getc_unlocked) || defined(_IO_getc_unlocked)
35 #define GETC(f) getc_unlocked(f)
36 #define PUTC(c,f) putc_unlocked(c,f)
38 #define GETC(f) getc(f)
39 #define PUTC(c,f) putc(c,f)
42 #define FC_DBG_CACHE_REF 1024
45 FcCacheReadString (FILE *f
, FcChar8
*dest
, int len
)
53 while ((c
= GETC (f
)) != EOF
)
65 while ((c
= GETC (f
)) != EOF
)
80 FcChar8
*new = malloc (size
* 2); /* freed in caller */
83 memcpy (new, d
, size
);
100 FcCacheReadUlong (FILE *f
, unsigned long *dest
)
105 while ((c
= GETC (f
)) != EOF
)
115 if (c
== EOF
|| isspace (c
))
119 t
= t
* 10 + (c
- '0');
127 FcCacheReadInt (FILE *f
, int *dest
)
132 ret
= FcCacheReadUlong (f
, &t
);
139 FcCacheReadTime (FILE *f
, time_t *dest
)
144 ret
= FcCacheReadUlong (f
, &t
);
151 FcCacheWriteChars (FILE *f
, const FcChar8
*chars
)
154 while ((c
= *chars
++))
159 if (PUTC ('\\', f
) == EOF
)
163 if (PUTC (c
, f
) == EOF
)
171 FcCacheWriteString (FILE *f
, const FcChar8
*string
)
174 if (PUTC ('"', f
) == EOF
)
176 if (!FcCacheWriteChars (f
, string
))
178 if (PUTC ('"', f
) == EOF
)
184 FcCacheWritePath (FILE *f
, const FcChar8
*dir
, const FcChar8
*file
)
186 if (PUTC ('"', f
) == EOF
)
189 if (!FcCacheWriteChars (f
, dir
))
191 if (dir
&& dir
[strlen((const char *) dir
) - 1] != '/')
192 if (PUTC ('/', f
) == EOF
)
194 if (!FcCacheWriteChars (f
, file
))
196 if (PUTC ('"', f
) == EOF
)
202 FcCacheWriteUlong (FILE *f
, unsigned long t
)
205 unsigned long temp
, digit
;
218 if (PUTC ((char) digit
+ '0', f
) == EOF
)
220 temp
= temp
- pow
* digit
;
227 FcCacheWriteInt (FILE *f
, int i
)
229 return FcCacheWriteUlong (f
, (unsigned long) i
);
233 FcCacheWriteTime (FILE *f
, time_t t
)
235 return FcCacheWriteUlong (f
, (unsigned long) t
);
239 FcCacheFontSetAdd (FcFontSet
*set
,
246 FcChar8 path_buf
[8192], *path
;
248 FcBool ret
= FcFalse
;
253 len
= (dir_len
+ 1 + strlen ((const char *) file
) + 1);
254 if (len
> sizeof (path_buf
))
256 path
= malloc (len
); /* freed down below */
260 strncpy ((char *) path
, (const char *) dir
, dir_len
);
261 if (dir
[dir_len
- 1] != '/')
262 path
[dir_len
++] = '/';
263 strcpy ((char *) path
+ dir_len
, (const char *) file
);
264 if (!FcStrCmp (name
, FC_FONT_FILE_DIR
))
266 if (FcDebug () & FC_DBG_CACHEV
)
267 printf (" dir cache dir \"%s\"\n", path
);
268 ret
= FcStrSetAdd (dirs
, path
);
270 else if (!FcStrCmp (name
, FC_FONT_FILE_INVALID
))
276 font
= FcNameParse (name
);
279 if (FcDebug () & FC_DBG_CACHEV
)
280 printf (" dir cache file \"%s\"\n", file
);
281 ret
= FcPatternAddString (font
, FC_FILE
, path
);
284 frozen
= FcPatternFreeze (font
);
287 ret
= FcFontSetAdd (set
, frozen
);
289 FcPatternDestroy (font
);
292 if (path
!= path_buf
) free (path
);
298 FcCacheHash (const FcChar8
*string
, int len
)
303 while (len
-- && (c
= *string
++))
309 * Verify the saved timestamp for a file
312 FcGlobalCacheCheckTime (FcGlobalCacheInfo
*info
)
316 if (stat ((char *) info
->file
, &statb
) < 0)
318 if (FcDebug () & FC_DBG_CACHE
)
319 printf (" file missing\n");
322 if (statb
.st_mtime
!= info
->time
)
324 if (FcDebug () & FC_DBG_CACHE
)
325 printf (" timestamp mismatch (was %d is %d)\n",
326 (int) info
->time
, (int) statb
.st_mtime
);
333 FcGlobalCacheReferenced (FcGlobalCache
*cache
,
334 FcGlobalCacheInfo
*info
)
336 if (!info
->referenced
)
338 info
->referenced
= FcTrue
;
340 if (FcDebug () & FC_DBG_CACHE_REF
)
341 printf ("Reference %d %s\n", cache
->referenced
, info
->file
);
346 * Break a path into dir/base elements and compute the base hash
347 * and the dir length. This is shared between the functions
348 * which walk the file caches
351 typedef struct _FcFilePathInfo
{
355 unsigned int base_hash
;
358 static FcFilePathInfo
359 FcFilePathInfoGet (const FcChar8
*path
)
364 slash
= (FcChar8
*) strrchr ((const char *) path
, '/');
368 i
.dir_len
= slash
- path
;
375 i
.dir
= (const FcChar8
*) ".";
379 i
.base_hash
= FcCacheHash (i
.base
, -1);
384 FcGlobalCacheDirGet (FcGlobalCache
*cache
,
387 FcBool create_missing
)
389 unsigned int hash
= FcCacheHash (dir
, len
);
390 FcGlobalCacheDir
*d
, **prev
;
392 for (prev
= &cache
->ents
[hash
% FC_GLOBAL_CACHE_DIR_HASH_SIZE
];
394 prev
= &(*prev
)->next
)
396 if (d
->info
.hash
== hash
&& d
->len
== len
&&
397 !strncmp ((const char *) d
->info
.file
,
398 (const char *) dir
, len
))
406 d
= malloc (sizeof (FcGlobalCacheDir
) + len
+ 1);
409 FcMemAlloc (FC_MEM_CACHE
, sizeof (FcGlobalCacheDir
) + len
+ 1);
413 d
->info
.file
= (FcChar8
*) (d
+ 1);
414 strncpy ((char *) d
->info
.file
, (const char *) dir
, len
);
415 d
->info
.file
[len
] = '\0';
417 d
->info
.referenced
= FcFalse
;
419 for (i
= 0; i
< FC_GLOBAL_CACHE_FILE_HASH_SIZE
; i
++)
426 static FcGlobalCacheInfo
*
427 FcGlobalCacheDirAdd (FcGlobalCache
*cache
,
431 FcBool create_missing
)
435 FcGlobalCacheSubdir
*subdir
;
436 FcGlobalCacheDir
*parent
;
438 i
= FcFilePathInfoGet (dir
);
439 parent
= FcGlobalCacheDirGet (cache
, i
.dir
, i
.dir_len
, create_missing
);
441 * Tricky here -- directories containing fonts.cache-1 files
442 * need entries only when the parent doesn't have a cache file.
443 * That is, when the parent already exists in the cache, is
444 * referenced and has a "real" timestamp. The time of 0 is
445 * special and marks directories which got stuck in the
446 * global cache for this very reason. Yes, it could
447 * use a separate boolean field, and probably should.
449 if (!parent
|| (!create_missing
&&
450 (!parent
->info
.referenced
||
451 (parent
->info
.time
== 0))))
454 * Add this directory to the cache
456 d
= FcGlobalCacheDirGet (cache
, dir
, strlen ((const char *) dir
), FcTrue
);
461 * Add this directory to the subdirectory list of the parent
463 subdir
= malloc (sizeof (FcGlobalCacheSubdir
));
466 FcMemAlloc (FC_MEM_CACHE
, sizeof (FcGlobalCacheSubdir
));
468 subdir
->next
= parent
->subdirs
;
469 parent
->subdirs
= subdir
;
474 FcGlobalCacheDirDestroy (FcGlobalCacheDir
*d
)
476 FcGlobalCacheFile
*f
, *next
;
478 FcGlobalCacheSubdir
*s
, *nexts
;
480 for (h
= 0; h
< FC_GLOBAL_CACHE_FILE_HASH_SIZE
; h
++)
481 for (f
= d
->ents
[h
]; f
; f
= next
)
484 FcMemFree (FC_MEM_CACHE
, sizeof (FcGlobalCacheFile
) +
485 strlen ((char *) f
->info
.file
) + 1 +
486 strlen ((char *) f
->name
) + 1);
489 for (s
= d
->subdirs
; s
; s
= nexts
)
492 FcMemFree (FC_MEM_CACHE
, sizeof (FcGlobalCacheSubdir
));
495 FcMemFree (FC_MEM_CACHE
, sizeof (FcGlobalCacheDir
) + d
->len
+ 1);
500 * If the parent is in the global cache and referenced, add
501 * an entry for 'dir' to the global cache. This is used
502 * for directories with fonts.cache files
506 FcGlobalCacheReferenceSubdir (FcGlobalCache
*cache
,
509 FcGlobalCacheInfo
*info
;
510 info
= FcGlobalCacheDirAdd (cache
, dir
, 0, FcFalse
, FcFalse
);
511 if (info
&& !info
->referenced
)
513 info
->referenced
= FcTrue
;
519 * Check to see if the global cache contains valid data for 'dir'.
520 * If so, scan the global cache for files and directories in 'dir'.
521 * else, return False.
524 FcGlobalCacheScanDir (FcFontSet
*set
,
526 FcGlobalCache
*cache
,
529 FcGlobalCacheDir
*d
= FcGlobalCacheDirGet (cache
, dir
,
530 strlen ((const char *) dir
),
532 FcGlobalCacheFile
*f
;
535 FcGlobalCacheSubdir
*subdir
;
536 FcBool any_in_cache
= FcFalse
;
538 if (FcDebug() & FC_DBG_CACHE
)
539 printf ("FcGlobalCacheScanDir %s\n", dir
);
543 if (FcDebug () & FC_DBG_CACHE
)
544 printf ("\tNo dir cache entry\n");
549 * See if the timestamp recorded in the global cache
550 * matches the directory time, if not, return False
552 if (!FcGlobalCacheCheckTime (&d
->info
))
554 if (FcDebug () & FC_DBG_CACHE
)
555 printf ("\tdir cache entry time mismatch\n");
560 * Add files from 'dir' to the fontset
562 dir_len
= strlen ((const char *) dir
);
563 for (h
= 0; h
< FC_GLOBAL_CACHE_FILE_HASH_SIZE
; h
++)
564 for (f
= d
->ents
[h
]; f
; f
= f
->next
)
566 if (FcDebug() & FC_DBG_CACHEV
)
567 printf ("FcGlobalCacheScanDir add file %s\n", f
->info
.file
);
568 any_in_cache
= FcTrue
;
569 if (!FcCacheFontSetAdd (set
, dirs
, dir
, dir_len
,
570 f
->info
.file
, f
->name
))
572 cache
->broken
= FcTrue
;
575 FcGlobalCacheReferenced (cache
, &f
->info
);
578 * Add directories in 'dir' to 'dirs'
580 for (subdir
= d
->subdirs
; subdir
; subdir
= subdir
->next
)
582 FcFilePathInfo info
= FcFilePathInfoGet (subdir
->ent
->info
.file
);
584 any_in_cache
= FcTrue
;
585 if (!FcCacheFontSetAdd (set
, dirs
, dir
, dir_len
,
586 info
.base
, FC_FONT_FILE_DIR
))
588 cache
->broken
= FcTrue
;
591 FcGlobalCacheReferenced (cache
, &subdir
->ent
->info
);
594 FcGlobalCacheReferenced (cache
, &d
->info
);
597 * To recover from a bug in previous versions of fontconfig,
598 * return FcFalse if no entries in the cache were found
599 * for this directory. This will cause any empty directories
600 * to get rescanned every time fontconfig is initialized. This
601 * might get removed at some point when the older cache files are
608 * Locate the cache entry for a particular file
611 FcGlobalCacheFileGet (FcGlobalCache
*cache
,
616 FcFilePathInfo i
= FcFilePathInfoGet (file
);
617 FcGlobalCacheDir
*d
= FcGlobalCacheDirGet (cache
, i
.dir
,
619 FcGlobalCacheFile
*f
, *match
= 0;
624 for (f
= d
->ents
[i
.base_hash
% FC_GLOBAL_CACHE_FILE_HASH_SIZE
]; f
; f
= f
->next
)
626 if (f
->info
.hash
== i
.base_hash
&&
627 !strcmp ((const char *) f
->info
.file
, (const char *) i
.base
))
641 * Add a file entry to the cache
643 static FcGlobalCacheInfo
*
644 FcGlobalCacheFileAdd (FcGlobalCache
*cache
,
651 FcFilePathInfo i
= FcFilePathInfoGet (path
);
652 FcGlobalCacheDir
*d
= FcGlobalCacheDirGet (cache
, i
.dir
,
654 FcGlobalCacheFile
*f
, **prev
;
659 for (prev
= &d
->ents
[i
.base_hash
% FC_GLOBAL_CACHE_FILE_HASH_SIZE
];
661 prev
= &(*prev
)->next
)
663 if (f
->info
.hash
== i
.base_hash
&&
665 !strcmp ((const char *) f
->info
.file
, (const char *) i
.base
))
676 if (f
->info
.referenced
)
679 FcMemFree (FC_MEM_CACHE
, sizeof (FcGlobalCacheFile
) +
680 strlen ((char *) f
->info
.file
) + 1 +
681 strlen ((char *) f
->name
) + 1);
684 size
= (sizeof (FcGlobalCacheFile
) +
685 strlen ((char *) i
.base
) + 1 +
686 strlen ((char *) name
) + 1);
690 FcMemAlloc (FC_MEM_CACHE
, size
);
693 f
->info
.hash
= i
.base_hash
;
694 f
->info
.file
= (FcChar8
*) (f
+ 1);
696 f
->info
.referenced
= FcFalse
;
698 f
->name
= f
->info
.file
+ strlen ((char *) i
.base
) + 1;
699 strcpy ((char *) f
->info
.file
, (const char *) i
.base
);
700 strcpy ((char *) f
->name
, (const char *) name
);
705 FcGlobalCacheCreate (void)
707 FcGlobalCache
*cache
;
710 cache
= malloc (sizeof (FcGlobalCache
));
713 FcMemAlloc (FC_MEM_CACHE
, sizeof (FcGlobalCache
));
714 for (h
= 0; h
< FC_GLOBAL_CACHE_DIR_HASH_SIZE
; h
++)
717 cache
->referenced
= 0;
718 cache
->updated
= FcFalse
;
719 cache
->broken
= FcFalse
;
724 FcGlobalCacheDestroy (FcGlobalCache
*cache
)
726 FcGlobalCacheDir
*d
, *next
;
729 for (h
= 0; h
< FC_GLOBAL_CACHE_DIR_HASH_SIZE
; h
++)
731 for (d
= cache
->ents
[h
]; d
; d
= next
)
734 FcGlobalCacheDirDestroy (d
);
737 FcMemFree (FC_MEM_CACHE
, sizeof (FcGlobalCache
));
742 * Cache file syntax is quite simple:
744 * "file_name" id time "font_name" \n
748 FcGlobalCacheLoad (FcGlobalCache
*cache
,
749 const FcChar8
*cache_file
)
752 FcChar8 file_buf
[8192], *file
;
755 FcChar8 name_buf
[8192], *name
;
756 FcGlobalCacheInfo
*info
;
758 f
= fopen ((char *) cache_file
, "r");
762 cache
->updated
= FcFalse
;
765 while ((file
= FcCacheReadString (f
, file_buf
, sizeof (file_buf
))) &&
766 FcCacheReadInt (f
, &id
) &&
767 FcCacheReadTime (f
, &time
) &&
768 (name
= FcCacheReadString (f
, name_buf
, sizeof (name_buf
))))
770 if (FcDebug () & FC_DBG_CACHEV
)
771 printf ("FcGlobalCacheLoad \"%s\" \"%20.20s\"\n", file
, name
);
772 if (!FcStrCmp (name
, FC_FONT_FILE_DIR
))
773 info
= FcGlobalCacheDirAdd (cache
, file
, time
, FcFalse
, FcTrue
);
775 info
= FcGlobalCacheFileAdd (cache
, file
, id
, time
, name
, FcFalse
);
777 cache
->broken
= FcTrue
;
780 if (FcDebug () & FC_DBG_CACHE_REF
)
781 printf ("FcGlobalCacheLoad entry %d %s\n",
782 cache
->entries
, file
);
783 if (file
!= file_buf
)
785 if (name
!= name_buf
)
790 if (file
&& file
!= file_buf
)
792 if (name
&& name
!= name_buf
)
798 FcGlobalCacheUpdate (FcGlobalCache
*cache
,
803 const FcChar8
*match
;
805 FcGlobalCacheInfo
*info
;
809 if (stat ((char *) file
, &statb
) < 0)
811 if (S_ISDIR (statb
.st_mode
))
812 info
= FcGlobalCacheDirAdd (cache
, file
, statb
.st_mtime
,
815 info
= FcGlobalCacheFileAdd (cache
, file
, id
, statb
.st_mtime
,
819 FcGlobalCacheReferenced (cache
, info
);
820 cache
->updated
= FcTrue
;
823 cache
->broken
= FcTrue
;
828 FcGlobalCacheSave (FcGlobalCache
*cache
,
829 const FcChar8
*cache_file
)
832 int dir_hash
, file_hash
;
833 FcGlobalCacheDir
*dir
;
834 FcGlobalCacheFile
*file
;
837 if (!cache
->updated
&& cache
->referenced
== cache
->entries
)
843 /* Set-UID programs can't safely update the cache */
844 if (getuid () != geteuid ())
847 atomic
= FcAtomicCreate (cache_file
);
850 if (!FcAtomicLock (atomic
))
852 f
= fopen ((char *) FcAtomicNewFile(atomic
), "w");
856 for (dir_hash
= 0; dir_hash
< FC_GLOBAL_CACHE_DIR_HASH_SIZE
; dir_hash
++)
858 for (dir
= cache
->ents
[dir_hash
]; dir
; dir
= dir
->next
)
860 if (!dir
->info
.referenced
)
862 if (!FcCacheWriteString (f
, dir
->info
.file
))
864 if (PUTC (' ', f
) == EOF
)
866 if (!FcCacheWriteInt (f
, 0))
868 if (PUTC (' ', f
) == EOF
)
870 if (!FcCacheWriteTime (f
, dir
->info
.time
))
872 if (PUTC (' ', f
) == EOF
)
874 if (!FcCacheWriteString (f
, (FcChar8
*) FC_FONT_FILE_DIR
))
876 if (PUTC ('\n', f
) == EOF
)
879 for (file_hash
= 0; file_hash
< FC_GLOBAL_CACHE_FILE_HASH_SIZE
; file_hash
++)
881 for (file
= dir
->ents
[file_hash
]; file
; file
= file
->next
)
883 if (!file
->info
.referenced
)
885 if (!FcCacheWritePath (f
, dir
->info
.file
, file
->info
.file
))
887 if (PUTC (' ', f
) == EOF
)
889 if (!FcCacheWriteInt (f
, file
->id
< 0 ? 0 : file
->id
))
891 if (PUTC (' ', f
) == EOF
)
893 if (!FcCacheWriteTime (f
, file
->info
.time
))
895 if (PUTC (' ', f
) == EOF
)
897 if (!FcCacheWriteString (f
, file
->name
))
899 if (PUTC ('\n', f
) == EOF
)
906 if (fclose (f
) == EOF
)
909 if (!FcAtomicReplaceOrig (atomic
))
912 FcAtomicUnlock (atomic
);
913 FcAtomicDestroy (atomic
);
915 cache
->updated
= FcFalse
;
921 FcAtomicDeleteNew (atomic
);
923 FcAtomicUnlock (atomic
);
925 FcAtomicDestroy (atomic
);
931 FcDirCacheValid (const FcChar8
*dir
)
933 FcChar8
*cache_file
= FcStrPlus (dir
, (FcChar8
*) "/" FC_DIR_CACHE_FILE
);
934 struct stat file_stat
, dir_stat
;
936 if (stat ((char *) dir
, &dir_stat
) < 0)
938 FcStrFree (cache_file
);
941 if (stat ((char *) cache_file
, &file_stat
) < 0)
943 FcStrFree (cache_file
);
946 FcStrFree (cache_file
);
948 * If the directory has been modified more recently than
949 * the cache file, the cache is not valid
951 if (dir_stat
.st_mtime
- file_stat
.st_mtime
> 0)
957 FcDirCacheReadDir (FcFontSet
*set
, FcStrSet
*dirs
, const FcChar8
*dir
)
959 FcChar8
*cache_file
= FcStrPlus (dir
, (FcChar8
*) "/" FC_DIR_CACHE_FILE
);
964 FcChar8 file_buf
[8192], *file
;
965 FcChar8 name_buf
[8192], *name
;
966 FcBool ret
= FcFalse
;
971 if (FcDebug () & FC_DBG_CACHE
)
972 printf ("FcDirCacheReadDir cache_file \"%s\"\n", cache_file
);
974 f
= fopen ((char *) cache_file
, "r");
977 if (FcDebug () & FC_DBG_CACHE
)
978 printf (" no cache file\n");
982 if (!FcDirCacheValid (dir
))
984 if (FcDebug () & FC_DBG_CACHE
)
985 printf (" cache file older than directory\n");
989 base
= (FcChar8
*) strrchr ((char *) cache_file
, '/');
993 dir_len
= base
- cache_file
;
997 while ((file
= FcCacheReadString (f
, file_buf
, sizeof (file_buf
))) &&
998 FcCacheReadInt (f
, &id
) &&
999 (name
= FcCacheReadString (f
, name_buf
, sizeof (name_buf
))))
1001 if (!FcCacheFontSetAdd (set
, dirs
, cache_file
, dir_len
,
1004 if (file
!= file_buf
)
1006 if (name
!= name_buf
)
1010 if (FcDebug () & FC_DBG_CACHE
)
1011 printf (" cache loaded\n");
1015 if (file
&& file
!= file_buf
)
1017 if (name
&& name
!= name_buf
)
1022 FcStrFree (cache_file
);
1028 * return the path from the directory containing 'cache' to 'file'
1031 static const FcChar8
*
1032 FcFileBaseName (const FcChar8
*cache
, const FcChar8
*file
)
1034 const FcChar8
*cache_slash
;
1036 cache_slash
= (const FcChar8
*) strrchr ((const char *) cache
, '/');
1037 if (cache_slash
&& !strncmp ((const char *) cache
, (const char *) file
,
1038 (cache_slash
+ 1) - cache
))
1039 return file
+ ((cache_slash
+ 1) - cache
);
1044 FcDirCacheWriteDir (FcFontSet
*set
, FcStrSet
*dirs
, const FcChar8
*dir
)
1046 FcChar8
*cache_file
= FcStrPlus (dir
, (FcChar8
*) "/" FC_DIR_CACHE_FILE
);
1050 const FcChar8
*file
, *base
;
1058 if (FcDebug () & FC_DBG_CACHE
)
1059 printf ("FcDirCacheWriteDir cache_file \"%s\"\n", cache_file
);
1061 f
= fopen ((char *) cache_file
, "w");
1064 if (FcDebug () & FC_DBG_CACHE
)
1065 printf (" can't create \"%s\"\n", cache_file
);
1069 list
= FcStrListCreate (dirs
);
1073 while ((dir
= FcStrListNext (list
)))
1075 base
= FcFileBaseName (cache_file
, dir
);
1076 if (!FcCacheWriteString (f
, base
))
1078 if (PUTC (' ', f
) == EOF
)
1080 if (!FcCacheWriteInt (f
, 0))
1082 if (PUTC (' ', f
) == EOF
)
1084 if (!FcCacheWriteString (f
, FC_FONT_FILE_DIR
))
1086 if (PUTC ('\n', f
) == EOF
)
1090 for (n
= 0; n
< set
->nfont
; n
++)
1092 font
= set
->fonts
[n
];
1093 if (FcPatternGetString (font
, FC_FILE
, 0, (FcChar8
**) &file
) != FcResultMatch
)
1095 base
= FcFileBaseName (cache_file
, file
);
1096 if (FcPatternGetInteger (font
, FC_INDEX
, 0, &id
) != FcResultMatch
)
1098 if (FcDebug () & FC_DBG_CACHEV
)
1099 printf (" write file \"%s\"\n", base
);
1100 if (!FcCacheWriteString (f
, base
))
1102 if (PUTC (' ', f
) == EOF
)
1104 if (!FcCacheWriteInt (f
, id
))
1106 if (PUTC (' ', f
) == EOF
)
1108 name
= FcNameUnparse (font
);
1111 ret
= FcCacheWriteString (f
, name
);
1115 if (PUTC ('\n', f
) == EOF
)
1119 FcStrListDone (list
);
1121 if (fclose (f
) == EOF
)
1124 FcStrFree (cache_file
);
1126 if (FcDebug () & FC_DBG_CACHE
)
1127 printf (" cache written\n");
1131 FcStrListDone (list
);
1135 unlink ((char *) cache_file
);
1136 FcStrFree (cache_file
);