X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=fc-cache%2Ffc-cache.c;h=d2653507eff17f2b7e7348ca7f4bf6e29e1f789f;hb=082caefb6d5462c97f280b7037e3740b4865a244;hp=5e4ada40c0ad91eaa49457e42d681b722cfef7ed;hpb=f045376c0831f068e8fd8fd61773a5ed83dede7f;p=fontconfig.git diff --git a/fc-cache/fc-cache.c b/fc-cache/fc-cache.c index 5e4ada4..d265350 100644 --- a/fc-cache/fc-cache.c +++ b/fc-cache/fc-cache.c @@ -1,5 +1,5 @@ /* - * $RCSId: xc/lib/fontconfig/fc-cache/fc-cache.c,v 1.8tsi Exp $ + * fontconfig/fc-cache/fc-cache.c * * Copyright © 2002 Keith Packard * @@ -7,21 +7,23 @@ * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in + * documentation, and that the name of the author(s) not be used in * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no + * specific, written prior permission. The authors make no * representations about the suitability of this software for any purpose. It * is provided "as is" without express or implied warranty. * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. */ +#include "../src/fcarch.h" + #ifdef HAVE_CONFIG_H #include #else @@ -38,6 +40,9 @@ #include #include #include +#include +#include +#include #if defined (_WIN32) #define STRICT @@ -46,6 +51,10 @@ #undef STRICT #endif +#ifndef O_BINARY +#define O_BINARY 0 +#endif + #ifndef HAVE_GETOPT #define HAVE_GETOPT 0 #endif @@ -63,7 +72,7 @@ const struct option longopts[] = { {"system-only", 0, 0, 's'}, {"version", 0, 0, 'V'}, {"verbose", 0, 0, 'v'}, - {"help", 0, 0, '?'}, + {"help", 0, 0, 'h'}, {NULL,0,0,0}, }; #else @@ -74,75 +83,60 @@ extern int optind, opterr, optopt; #endif static void -usage (char *program) +usage (char *program, int error) { + FILE *file = error ? stderr : stdout; #if HAVE_GETOPT_LONG - fprintf (stderr, "usage: %s [-frsvV?] [--force|--really-force] [--system-only] [--verbose] [--version] [--help] [dirs]\n", + fprintf (file, "usage: %s [-frsvVh] [--force|--really-force] [--system-only] [--verbose] [--version] [--help] [dirs]\n", program); #else - fprintf (stderr, "usage: %s [-frsvV?] [dirs]\n", + fprintf (file, "usage: %s [-frsvVh] [dirs]\n", program); #endif - fprintf (stderr, "Build font information caches in [dirs]\n" + fprintf (file, "Build font information caches in [dirs]\n" "(all directories in font configuration by default).\n"); - fprintf (stderr, "\n"); + fprintf (file, "\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"); + fprintf (file, " -f, --force scan directories with apparently valid caches\n"); + fprintf (file, " -r, --really-force erase all existing caches, then rescan\n"); + fprintf (file, " -s, --system-only scan system-wide directories only\n"); + fprintf (file, " -v, --verbose display status information while busy\n"); + fprintf (file, " -V, --version display font config version and exit\n"); + fprintf (file, " -h, --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"); + fprintf (file, " -f (force) scan directories with apparently valid caches\n"); + fprintf (file, " -r, (really force) erase all existing caches, then rescan\n"); + fprintf (file, " -s (system) scan system-wide directories only\n"); + fprintf (file, " -v (verbose) display status information while busy\n"); + fprintf (file, " -V (version) display font config version and exit\n"); + fprintf (file, " -h (help) display this help and exit\n"); #endif - exit (1); + exit (error); } static FcStrSet *processed_dirs; static int -nsubdirs (FcStrSet *set) +scanDirs (FcStrList *list, FcConfig *config, FcBool force, FcBool really_force, FcBool verbose, int *changed) { - FcStrList *list; - int n = 0; - - list = FcStrListCreate (set); - if (!list) - return 0; - while (FcStrListNext (list)) - n++; - FcStrListDone (list); - return n; -} - -static int -scanDirs (FcStrList *list, FcConfig *config, char *program, FcBool force, FcBool really_force, FcBool verbose) -{ - int ret = 0; - const FcChar8 *dir; - const FcChar8 *dir_orig; - 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 * and write out the results */ - while ((dir_orig = FcStrListNext (list))) + while ((dir = FcStrListNext (list))) { - dir = FcConfigNormalizeFontDir (config, dir_orig); - if (verbose) { - printf ("%s: \"%s\": ", program, dir ? dir : dir_orig); + printf ("%s: ", dir); fflush (stdout); } @@ -160,118 +154,211 @@ scanDirs (FcStrList *list, FcConfig *config, char *program, FcBool force, FcBool continue; } - set = FcFontSetCreate (); - if (!set) - { - fprintf (stderr, "Can't create font set\n"); - ret++; - continue; - } - subdirs = FcStrSetCreate (); - if (!subdirs) - { - fprintf (stderr, "Can't create directory set\n"); - ret++; - FcFontSetDestroy (set); - continue; - } - - if (access ((char *) dir, W_OK) < 0) + if (stat ((char *) dir, &statb) == -1) { switch (errno) { case ENOENT: case ENOTDIR: if (verbose) printf ("skipping, no such directory\n"); - FcFontSetDestroy (set); - FcStrSetDestroy (subdirs); - 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++; - - FcFontSetDestroy (set); - FcStrSetDestroy (subdirs); - continue; + break; } - } - if (stat ((char *) dir, &statb) == -1) - { - fprintf (stderr, "\"%s\": ", dir); - perror (""); - FcFontSetDestroy (set); - FcStrSetDestroy (subdirs); - ret++; continue; } + if (!S_ISDIR (statb.st_mode)) { fprintf (stderr, "\"%s\": not a directory, skipping\n", dir); - FcFontSetDestroy (set); - FcStrSetDestroy (subdirs); continue; } if (really_force) FcDirCacheUnlink (dir, config); - if (!FcDirScanConfig (set, subdirs, 0, FcConfigGetBlanks (config), dir, force, 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); - FcFontSetDestroy (set); - FcStrSetDestroy (subdirs); - ret++; - continue; + (*changed)++; + cache = FcDirCacheRead (dir, FcTrue, config); + if (!cache) + { + fprintf (stderr, "%s: error scanning\n", dir); + ret++; + continue; + } } - if (!force && FcDirCacheValid (dir) && FcDirCacheHasCurrentArch (dir)) + + if (was_valid) { if (verbose) - printf ("skipping, %d fonts, %d dirs\n", - set->nfont, nsubdirs(subdirs)); + printf ("skipping, existing cache is valid: %d fonts, %d dirs\n", + FcCacheNumFont (cache), FcCacheNumSubdir (cache)); } else { if (verbose) - printf ("caching, %d fonts, %d dirs\n", - set->nfont, nsubdirs (subdirs)); - - /* This is the only reason we can't combine - * Valid w/HasCurrentArch... */ - if (!FcDirCacheValid (dir)) - if (!FcDirCacheUnlink (dir, config)) - ret++; + printf ("caching, new cache contents: %d fonts, %d dirs\n", + FcCacheNumFont (cache), FcCacheNumSubdir (cache)); - if (!FcDirSave (set, subdirs, dir)) + if (!FcDirCacheValid (dir)) { - if (!ret) - fprintf (stderr, "Caches are currently saved to \"%s\"\n", PKGCACHEDIR); - fprintf (stderr, "Can't save cache for \"%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; } FcStrSetAdd (processed_dirs, dir); - ret += scanDirs (sublist, config, program, force, really_force, verbose); + ret += scanDirs (sublist, config, force, really_force, verbose, changed); } FcStrListDone (list); return ret; } +static FcBool +cleanCacheDirectory (FcConfig *config, FcChar8 *dir, FcBool verbose) +{ + DIR *d; + struct dirent *ent; + FcChar8 *dir_base; + FcBool ret = FcTrue; + FcBool remove; + FcCache *cache; + struct stat target_stat; + + dir_base = FcStrPlus (dir, (FcChar8 *) "/"); + if (!dir_base) + { + fprintf (stderr, "%s: out of memory\n", dir); + return FcFalse; + } + if (access ((char *) dir, W_OK) != 0) + { + if (verbose) + printf ("%s: not cleaning %s cache directory\n", dir, + access ((char *) dir, F_OK) == 0 ? "unwritable" : "non-existent"); + FcStrFree (dir_base); + return FcTrue; + } + if (verbose) + printf ("%s: cleaning cache directory\n", dir); + d = opendir ((char *) dir); + if (!d) + { + perror ((char *) dir); + FcStrFree (dir_base); + return FcFalse; + } + while ((ent = readdir (d))) + { + FcChar8 *file_name; + const FcChar8 *target_dir; + + if (ent->d_name[0] == '.') + continue; + /* skip cache files for different architectures and */ + /* files which are not cache files at all */ + if (strlen(ent->d_name) != 32 + strlen ("-" FC_ARCHITECTURE FC_CACHE_SUFFIX) || + strcmp(ent->d_name + 32, "-" FC_ARCHITECTURE FC_CACHE_SUFFIX)) + continue; + + file_name = FcStrPlus (dir_base, (FcChar8 *) ent->d_name); + if (!file_name) + { + fprintf (stderr, "%s: allocation failure\n", dir); + ret = FcFalse; + break; + } + remove = FcFalse; + cache = FcDirCacheLoadFile (file_name, NULL); + if (!cache) + { + if (verbose) + printf ("%s: invalid cache file: %s\n", dir, ent->d_name); + remove = FcTrue; + } + else + { + target_dir = FcCacheDir (cache); + if (stat ((char *) target_dir, &target_stat) < 0) + { + if (verbose) + printf ("%s: %s: missing directory: %s \n", + dir, ent->d_name, target_dir); + remove = FcTrue; + } + } + if (remove) + { + if (unlink ((char *) file_name) < 0) + { + perror ((char *) 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) { @@ -283,14 +370,15 @@ main (int argc, char **argv) FcBool systemOnly = FcFalse; FcConfig *config; int i; + int changed; int ret; #if HAVE_GETOPT_LONG || HAVE_GETOPT int c; #if HAVE_GETOPT_LONG - while ((c = getopt_long (argc, argv, "frsVv?", longopts, NULL)) != -1) + while ((c = getopt_long (argc, argv, "frsVvh", longopts, NULL)) != -1) #else - while ((c = getopt (argc, argv, "frsVv?")) != -1) + while ((c = getopt (argc, argv, "frsVvh")) != -1) #endif { switch (c) { @@ -310,8 +398,10 @@ main (int argc, char **argv) case 'v': verbose = FcTrue; break; + case 'h': + usage (argv[0], 0); default: - usage (argv[0]); + usage (argv[0], 1); } } i = optind; @@ -340,7 +430,7 @@ main (int argc, char **argv) } 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; @@ -358,10 +448,13 @@ main (int argc, char **argv) return 1; } - ret = scanDirs (list, config, argv[0], force, really_force, verbose); + changed = 0; + ret = scanDirs (list, config, force, really_force, verbose, &changed); 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 @@ -370,7 +463,9 @@ main (int argc, char **argv) * library, and there aren't any signals flying around here. */ FcConfigDestroy (config); - sleep (2); + FcFini (); + if (changed) + sleep (2); if (verbose) printf ("%s: %s\n", argv[0], ret ? "failed" : "succeeded"); return ret;