/*
- * $XFree86: xc/lib/fontconfig/fc-cache/fc-cache.c,v 1.5 2002/06/19 20:55:19 keithp Exp $
+ * $RCSId: xc/lib/fontconfig/fc-cache/fc-cache.c,v 1.8tsi Exp $
*
- * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc.
+ * Copyright © 2002 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* PERFORMANCE OF THIS SOFTWARE.
*/
-#include <fontconfig/fontconfig.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <errno.h>
#ifdef HAVE_CONFIG_H
#include <config.h>
#else
#define HAVE_GETOPT 1
#endif
+#include <fontconfig/fontconfig.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <dirent.h>
+
+#if defined (_WIN32)
+#define STRICT
+#include <windows.h>
+#define sleep(x) Sleep((x) * 1000)
+#undef STRICT
+#endif
+
+#ifndef O_BINARY
+#define O_BINARY 0
+#endif
+
#ifndef HAVE_GETOPT
#define HAVE_GETOPT 0
#endif
#include <getopt.h>
const struct option longopts[] = {
{"force", 0, 0, 'f'},
+ {"really-force", 0, 0, 'r'},
+ {"system-only", 0, 0, 's'},
{"version", 0, 0, 'V'},
{"verbose", 0, 0, 'v'},
{"help", 0, 0, '?'},
static void
usage (char *program)
{
- fprintf (stderr, "usage: %s [-fvV?] [--force] [--verbose] [--version] [--help] [dirs]\n",
+#if HAVE_GETOPT_LONG
+ fprintf (stderr, "usage: %s [-frsvV?] [--force|--really-force] [--system-only] [--verbose] [--version] [--help] [dirs]\n",
+ program);
+#else
+ fprintf (stderr, "usage: %s [-frsvV?] [dirs]\n",
program);
+#endif
fprintf (stderr, "Build font information caches in [dirs]\n"
"(all directories in font configuration by default).\n");
fprintf (stderr, "\n");
- fprintf (stderr, " -v, --force scan directories with apparently valid caches\n");
+#if HAVE_GETOPT_LONG
+ fprintf (stderr, " -f, --force scan directories with apparently valid caches\n");
+ fprintf (stderr, " -r, --really-force erase all existing caches, then rescan\n");
+ fprintf (stderr, " -s, --system-only scan system-wide directories only\n");
fprintf (stderr, " -v, --verbose display status information while busy\n");
fprintf (stderr, " -V, --version display font config version and exit\n");
fprintf (stderr, " -?, --help display this help and exit\n");
+#else
+ fprintf (stderr, " -f (force) scan directories with apparently valid caches\n");
+ fprintf (stderr, " -r, (really force) erase all existing caches, then rescan\n");
+ fprintf (stderr, " -s (system) scan system-wide directories only\n");
+ fprintf (stderr, " -v (verbose) display status information while busy\n");
+ fprintf (stderr, " -V (version) display font config version and exit\n");
+ fprintf (stderr, " -? (help) display this help and exit\n");
+#endif
exit (1);
}
+static FcStrSet *processed_dirs;
+
static int
nsubdirs (FcStrSet *set)
{
}
static int
-scanDirs (FcStrList *list, FcConfig *config, char *program, FcBool force, FcBool verbose)
+scanDirs (FcStrList *list, FcConfig *config, FcBool force, FcBool really_force, FcBool verbose)
{
- int ret = 0;
- FcChar8 *dir;
- FcFontSet *set;
- FcStrSet *subdirs;
- FcStrList *sublist;
- struct stat statb;
+ int ret = 0;
+ const FcChar8 *dir;
+ FcStrSet *subdirs;
+ FcStrList *sublist;
+ FcCache *cache;
+ struct stat statb;
+ FcBool was_valid;
+ int i;
/*
* Now scan all of the directories into separate databases
{
if (verbose)
{
- printf ("%s: \"%s\": ", program, dir);
+ printf ("%s: ", dir);
fflush (stdout);
}
- set = FcFontSetCreate ();
- if (!set)
+
+ if (!dir)
{
- fprintf (stderr, "Can't create font set\n");
- ret++;
+ if (verbose)
+ printf ("skipping, no such directory\n");
continue;
}
- subdirs = FcStrSetCreate ();
- if (!subdirs)
+
+ if (FcStrSetMember (processed_dirs, dir))
{
- fprintf (stderr, "Can't create directory set\n");
- ret++;
+ if (verbose)
+ printf ("skipping, looped directory detected\n");
continue;
}
-
- if (stat ((char *) dir, &statb) == -1)
+
+ if (access ((char *) dir, W_OK) < 0)
{
- if (errno == ENOENT || errno == ENOTDIR)
- {
- fprintf (stderr, "\"%s\": no such directory, skipping\n", dir);
- }
- else
- {
+ switch (errno) {
+ case ENOENT:
+ case ENOTDIR:
+ if (verbose)
+ printf ("skipping, no such directory\n");
+ continue;
+ case EACCES:
+ case EROFS:
+ /* That's ok, caches go to /var anyway. */
+ /* Ideally we'd do an access on the hashed_name. */
+ /* But we hid that behind an abstraction barrier. */
+ break;
+ default:
fprintf (stderr, "\"%s\": ", dir);
perror ("");
ret++;
+
+ continue;
}
+ }
+ if (stat ((char *) dir, &statb) == -1)
+ {
+ fprintf (stderr, "\"%s\": ", dir);
+ perror ("");
+ ret++;
continue;
}
if (!S_ISDIR (statb.st_mode))
fprintf (stderr, "\"%s\": not a directory, skipping\n", dir);
continue;
}
- if (!FcDirScan (set, subdirs, 0, FcConfigGetBlanks (config), dir, force))
+
+ if (really_force)
+ FcDirCacheUnlink (dir, config);
+
+ cache = NULL;
+ was_valid = FcFalse;
+ if (!force) {
+ cache = FcDirCacheLoad (dir, config, NULL);
+ if (cache)
+ was_valid = FcTrue;
+ }
+
+ if (!cache)
{
- fprintf (stderr, "\"%s\": error scanning\n", dir);
- ret++;
- continue;
+ cache = FcDirCacheRead (dir, FcTrue, config);
+ if (!cache)
+ {
+ fprintf (stderr, "%s: error scanning\n", dir);
+ ret++;
+ continue;
+ }
}
- if (!force && FcDirCacheValid (dir))
+
+ if (was_valid)
{
if (verbose)
printf ("skipping, %d fonts, %d dirs\n",
- set->nfont, nsubdirs(subdirs));
+ FcCacheNumFont (cache), FcCacheNumSubdir (cache));
}
else
{
if (verbose)
printf ("caching, %d fonts, %d dirs\n",
- set->nfont, nsubdirs (subdirs));
- if (!FcDirSave (set, subdirs, dir))
+ FcCacheNumFont (cache), FcCacheNumSubdir (cache));
+
+ if (!FcDirCacheValid (dir))
{
- fprintf (stderr, "Can't save cache in \"%s\"\n", dir);
+ fprintf (stderr, "%s: failed to write cache\n", dir);
+ (void) FcDirCacheUnlink (dir, config);
ret++;
}
}
- FcFontSetDestroy (set);
+
+ subdirs = FcStrSetCreate ();
+ if (!subdirs)
+ {
+ fprintf (stderr, "%s: Can't create subdir set\n", dir);
+ ret++;
+ FcDirCacheUnload (cache);
+ continue;
+ }
+ for (i = 0; i < FcCacheNumSubdir (cache); i++)
+ FcStrSetAdd (subdirs, FcCacheSubdir (cache, i));
+
+ FcDirCacheUnload (cache);
+
sublist = FcStrListCreate (subdirs);
+ FcStrSetDestroy (subdirs);
if (!sublist)
{
- fprintf (stderr, "Can't create subdir list in \"%s\"\n", dir);
+ fprintf (stderr, "%s: Can't create subdir list\n", dir);
ret++;
continue;
}
- ret += scanDirs (sublist, config, program, force, verbose);
- FcStrSetDestroy (subdirs);
+ FcStrSetAdd (processed_dirs, dir);
+ ret += scanDirs (sublist, config, force, really_force, verbose);
}
FcStrListDone (list);
return ret;
}
+static FcBool
+cleanCacheDirectory (FcConfig *config, FcChar8 *dir, FcBool verbose)
+{
+ DIR *d;
+ struct dirent *ent;
+ char *dir_base;
+ FcBool ret = FcTrue;
+ FcBool remove;
+ FcCache *cache;
+ struct stat file_stat;
+ struct stat target_stat;
+
+ dir_base = FcStrPlus (dir, "/");
+ if (!dir_base)
+ {
+ fprintf (stderr, "%s: out of memory\n", dir);
+ return FcFalse;
+ }
+ if (access ((char *) dir, W_OK|X_OK) != 0)
+ {
+ if (verbose)
+ printf ("%s: not cleaning unwritable cache directory\n", dir);
+ FcStrFree (dir_base);
+ return FcTrue;
+ }
+ if (verbose)
+ printf ("%s: cleaning cache directory\n", dir);
+ d = opendir (dir);
+ if (!d)
+ {
+ perror (dir);
+ FcStrFree (dir_base);
+ return FcFalse;
+ }
+ while ((ent = readdir (d)))
+ {
+ FcChar8 *file_name;
+ const FcChar8 *target_dir;
+
+ if (ent->d_name[0] == '.')
+ continue;
+ file_name = FcStrPlus (dir_base, ent->d_name);
+ if (!file_name)
+ {
+ fprintf (stderr, "%s: allocation failure\n", dir);
+ ret = FcFalse;
+ break;
+ }
+ cache = FcDirCacheLoadFile (file_name, &file_stat);
+ if (!cache)
+ {
+ fprintf (stderr, "%s: invalid cache file: %s\n", dir, ent->d_name);
+ FcStrFree (file_name);
+ ret = FcFalse;
+ continue;
+ }
+ target_dir = FcCacheDir (cache);
+ remove = FcFalse;
+ if (stat (target_dir, &target_stat) < 0)
+ {
+ if (verbose)
+ printf ("%s: %s: missing directory: %s \n",
+ dir, ent->d_name, target_dir);
+ remove = FcTrue;
+ }
+ else if (target_stat.st_mtime > file_stat.st_mtime)
+ {
+ if (verbose)
+ printf ("%s: %s: cache outdated: %s\n",
+ dir, ent->d_name, target_dir);
+ remove = FcTrue;
+ }
+ if (remove)
+ {
+ if (unlink (file_name) < 0)
+ {
+ perror (file_name);
+ ret = FcFalse;
+ }
+ }
+ FcDirCacheUnload (cache);
+ FcStrFree (file_name);
+ }
+
+ closedir (d);
+ FcStrFree (dir_base);
+ return ret;
+}
+
+static FcBool
+cleanCacheDirectories (FcConfig *config, FcBool verbose)
+{
+ FcStrList *cache_dirs = FcConfigGetCacheDirs (config);
+ FcChar8 *cache_dir;
+ FcBool ret = FcTrue;
+
+ if (!cache_dirs)
+ return FcFalse;
+ while ((cache_dir = FcStrListNext (cache_dirs)))
+ {
+ if (!cleanCacheDirectory (config, cache_dir, verbose))
+ {
+ ret = FcFalse;
+ break;
+ }
+ }
+ FcStrListDone (cache_dirs);
+ return ret;
+}
+
int
main (int argc, char **argv)
{
FcStrList *list;
FcBool verbose = FcFalse;
FcBool force = FcFalse;
+ FcBool really_force = FcFalse;
+ FcBool systemOnly = FcFalse;
FcConfig *config;
int i;
int ret;
int c;
#if HAVE_GETOPT_LONG
- while ((c = getopt_long (argc, argv, "fVv?", longopts, NULL)) != -1)
+ while ((c = getopt_long (argc, argv, "frsVv?", longopts, NULL)) != -1)
#else
- while ((c = getopt (argc, argv, "fVv?")) != -1)
+ while ((c = getopt (argc, argv, "frsVv?")) != -1)
#endif
{
switch (c) {
+ case 'r':
+ really_force = FcTrue;
+ /* fall through */
case 'f':
force = FcTrue;
break;
+ case 's':
+ systemOnly = FcTrue;
+ break;
case 'V':
fprintf (stderr, "fontconfig version %d.%d.%d\n",
FC_MAJOR, FC_MINOR, FC_REVISION);
i = 1;
#endif
+ if (systemOnly)
+ FcConfigEnableHome (FcFalse);
config = FcInitLoadConfig ();
if (!config)
{
fprintf (stderr, "%s: Can't init font config library\n", argv[0]);
return 1;
}
+ FcConfigSetCurrent (config);
+
if (argv[i])
{
dirs = FcStrSetCreate ();
}
while (argv[i])
{
- if (!FcStrSetAdd (dirs, (FcChar8 *) argv[i]))
+ if (!FcStrSetAddFilename (dirs, (FcChar8 *) argv[i]))
{
fprintf (stderr, "%s: Can't add directory\n", argv[0]);
return 1;
}
else
list = FcConfigGetConfigDirs (config);
- ret = scanDirs (list, config, argv[0], force, verbose);
+
+ if ((processed_dirs = FcStrSetCreate()) == NULL) {
+ fprintf(stderr, "Cannot malloc\n");
+ return 1;
+ }
+
+ ret = scanDirs (list, config, force, really_force, verbose);
+
+ FcStrSetDestroy (processed_dirs);
+
+ cleanCacheDirectories (config, verbose);
+
+ /*
+ * Now we need to sleep a second (or two, to be extra sure), to make
+ * sure that timestamps for changes after this run of fc-cache are later
+ * then any timestamps we wrote. We don't use gettimeofday() because
+ * sleep(3) can't be interrupted by a signal here -- this isn't in the
+ * library, and there aren't any signals flying around here.
+ */
+ FcConfigDestroy (config);
+ sleep (2);
if (verbose)
printf ("%s: %s\n", argv[0], ret ? "failed" : "succeeded");
return ret;