2 * $RCSId: xc/lib/fontconfig/fc-cache/fc-cache.c,v 1.8tsi Exp $
4 * Copyright © 2002 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.
25 #include "../fc-arch/fcarch.h"
31 #define HAVE_GETOPT_LONG 1
36 #include <fontconfig/fontconfig.h>
40 #include <sys/types.h>
50 #define sleep(x) Sleep((x) * 1000)
61 #ifndef HAVE_GETOPT_LONG
62 #define HAVE_GETOPT_LONG 0
69 const struct option longopts[] = {
71 {"really-force", 0, 0, 'r'},
72 {"system-only", 0, 0, 's'},
73 {"version", 0, 0, 'V'},
74 {"verbose", 0, 0, 'v'},
81 extern int optind, opterr, optopt;
89 fprintf (stderr, "usage: %s [-frsvV?] [--force|--really-force] [--system-only] [--verbose] [--version] [--help] [dirs]\n",
92 fprintf (stderr, "usage: %s [-frsvV?] [dirs]\n",
95 fprintf (stderr, "Build font information caches in [dirs]\n"
96 "(all directories in font configuration by default).\n");
97 fprintf (stderr, "\n");
99 fprintf (stderr, " -f, --force scan directories with apparently valid caches\n");
100 fprintf (stderr, " -r, --really-force erase all existing caches, then rescan\n");
101 fprintf (stderr, " -s, --system-only scan system-wide directories only\n");
102 fprintf (stderr, " -v, --verbose display status information while busy\n");
103 fprintf (stderr, " -V, --version display font config version and exit\n");
104 fprintf (stderr, " -?, --help display this help and exit\n");
106 fprintf (stderr, " -f (force) scan directories with apparently valid caches\n");
107 fprintf (stderr, " -r, (really force) erase all existing caches, then rescan\n");
108 fprintf (stderr, " -s (system) scan system-wide directories only\n");
109 fprintf (stderr, " -v (verbose) display status information while busy\n");
110 fprintf (stderr, " -V (version) display font config version and exit\n");
111 fprintf (stderr, " -? (help) display this help and exit\n");
116 static FcStrSet *processed_dirs;
119 scanDirs (FcStrList *list, FcConfig *config, FcBool force, FcBool really_force, FcBool verbose)
131 * Now scan all of the directories into separate databases
132 * and write out the results
134 while ((dir = FcStrListNext (list)))
138 printf ("%s: ", dir);
145 printf ("skipping, no such directory\n");
149 if (FcStrSetMember (processed_dirs, dir))
152 printf ("skipping, looped directory detected\n");
156 if (stat ((char *) dir, &statb) == -1)
162 printf ("skipping, no such directory\n");
165 fprintf (stderr, "\"%s\": ", dir);
173 if (!S_ISDIR (statb.st_mode))
175 fprintf (stderr, "\"%s\": not a directory, skipping\n", dir);
180 FcDirCacheUnlink (dir, config);
185 cache = FcDirCacheLoad (dir, config, NULL);
192 cache = FcDirCacheRead (dir, FcTrue, config);
195 fprintf (stderr, "%s: error scanning\n", dir);
204 printf ("skipping, existing cache is valid: %d fonts, %d dirs\n",
205 FcCacheNumFont (cache), FcCacheNumSubdir (cache));
210 printf ("caching, new cache contents: %d fonts, %d dirs\n",
211 FcCacheNumFont (cache), FcCacheNumSubdir (cache));
213 if (!FcDirCacheValid (dir))
215 fprintf (stderr, "%s: failed to write cache\n", dir);
216 (void) FcDirCacheUnlink (dir, config);
221 subdirs = FcStrSetCreate ();
224 fprintf (stderr, "%s: Can't create subdir set\n", dir);
226 FcDirCacheUnload (cache);
229 for (i = 0; i < FcCacheNumSubdir (cache); i++)
230 FcStrSetAdd (subdirs, FcCacheSubdir (cache, i));
232 FcDirCacheUnload (cache);
234 sublist = FcStrListCreate (subdirs);
235 FcStrSetDestroy (subdirs);
238 fprintf (stderr, "%s: Can't create subdir list\n", dir);
242 FcStrSetAdd (processed_dirs, dir);
243 ret += scanDirs (sublist, config, force, really_force, verbose);
245 FcStrListDone (list);
250 cleanCacheDirectory (FcConfig *config, FcChar8 *dir, FcBool verbose)
258 struct stat target_stat;
260 dir_base = FcStrPlus (dir, (FcChar8 *) "/");
263 fprintf (stderr, "%s: out of memory\n", dir);
266 if (access ((char *) dir, W_OK) != 0)
269 printf ("%s: not cleaning %s cache directory\n", dir,
270 access ((char *) dir, F_OK) == 0 ? "unwritable" : "non-existent");
271 FcStrFree (dir_base);
275 printf ("%s: cleaning cache directory\n", dir);
276 d = opendir ((char *) dir);
279 perror ((char *) dir);
280 FcStrFree (dir_base);
283 while ((ent = readdir (d)))
286 const FcChar8 *target_dir;
288 if (ent->d_name[0] == '.')
290 /* skip cache files for different architectures and */
291 /* files which are not cache files at all */
292 if (strlen(ent->d_name) != 32 + strlen ("-" FC_ARCHITECTURE FC_CACHE_SUFFIX) ||
293 strcmp(ent->d_name + 32, "-" FC_ARCHITECTURE FC_CACHE_SUFFIX))
296 file_name = FcStrPlus (dir_base, (FcChar8 *) ent->d_name);
299 fprintf (stderr, "%s: allocation failure\n", dir);
304 cache = FcDirCacheLoadFile (file_name, NULL);
308 printf ("%s: invalid cache file: %s\n", dir, ent->d_name);
313 target_dir = FcCacheDir (cache);
314 if (stat ((char *) target_dir, &target_stat) < 0)
317 printf ("%s: %s: missing directory: %s \n",
318 dir, ent->d_name, target_dir);
324 if (unlink ((char *) file_name) < 0)
326 perror ((char *) file_name);
330 FcDirCacheUnload (cache);
331 FcStrFree (file_name);
335 FcStrFree (dir_base);
340 cleanCacheDirectories (FcConfig *config, FcBool verbose)
342 FcStrList *cache_dirs = FcConfigGetCacheDirs (config);
348 while ((cache_dir = FcStrListNext (cache_dirs)))
350 if (!cleanCacheDirectory (config, cache_dir, verbose))
356 FcStrListDone (cache_dirs);
361 main (int argc, char **argv)
365 FcBool verbose = FcFalse;
366 FcBool force = FcFalse;
367 FcBool really_force = FcFalse;
368 FcBool systemOnly = FcFalse;
372 #if HAVE_GETOPT_LONG || HAVE_GETOPT
376 while ((c = getopt_long (argc, argv, "frsVv?", longopts, NULL)) != -1)
378 while ((c = getopt (argc, argv, "frsVv?")) != -1)
383 really_force = FcTrue;
392 fprintf (stderr, "fontconfig version %d.%d.%d\n",
393 FC_MAJOR, FC_MINOR, FC_REVISION);
408 FcConfigEnableHome (FcFalse);
409 config = FcInitLoadConfig ();
412 fprintf (stderr, "%s: Can't init font config library\n", argv[0]);
415 FcConfigSetCurrent (config);
419 dirs = FcStrSetCreate ();
422 fprintf (stderr, "%s: Can't create list of directories\n",
428 if (!FcStrSetAddFilename (dirs, (FcChar8 *) argv[i]))
430 fprintf (stderr, "%s: Can't add directory\n", argv[0]);
435 list = FcStrListCreate (dirs);
436 FcStrSetDestroy (dirs);
439 list = FcConfigGetConfigDirs (config);
441 if ((processed_dirs = FcStrSetCreate()) == NULL) {
442 fprintf(stderr, "Cannot malloc\n");
446 ret = scanDirs (list, config, force, really_force, verbose);
448 FcStrSetDestroy (processed_dirs);
450 cleanCacheDirectories (config, verbose);
453 * Now we need to sleep a second (or two, to be extra sure), to make
454 * sure that timestamps for changes after this run of fc-cache are later
455 * then any timestamps we wrote. We don't use gettimeofday() because
456 * sleep(3) can't be interrupted by a signal here -- this isn't in the
457 * library, and there aren't any signals flying around here.
459 FcConfigDestroy (config);
463 printf ("%s: %s\n", argv[0], ret ? "failed" : "succeeded");