X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=src%2Ffcdir.c;h=48755deb244cb708d7133126c92e3cd5da93964f;hb=db6f19f13b1719617c54a1658b8faa31da56e1d4;hp=1c9f48c7707bc859b236e7cebd40183e3d088c3b;hpb=ccb3e93b2754542d08dcd2572402560d76a8ed91;p=fontconfig.git diff --git a/src/fcdir.c b/src/fcdir.c index 1c9f48c..48755de 100644 --- a/src/fcdir.c +++ b/src/fcdir.c @@ -1,7 +1,7 @@ /* - * $XFree86: $ + * $RCSId: xc/lib/fontconfig/src/fcdir.c,v 1.9 2002/08/31 22:17:32 keithp Exp $ * - * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc. + * Copyright © 2000 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 @@ -22,157 +22,282 @@ * PERFORMANCE OF THIS SOFTWARE. */ -#include -#include -#include -#include #include "fcint.h" - -#define FC_INVALID_FONT_FILE "." +#include FcBool -FcFileScan (FcFontSet *set, - FcFileCache *cache, - FcBlanks *blanks, - const FcChar8 *file, - FcBool force) +FcFileIsDir (const FcChar8 *file) { - int id; - FcChar8 *name; - FcPattern *font; - FcBool ret = FcTrue; - int count; + struct stat statb; + + if (stat ((const char *) file, &statb) != 0) + return FcFalse; + return S_ISDIR(statb.st_mode); +} + +static FcBool +FcFileScanFontConfig (FcFontSet *set, + FcBlanks *blanks, + const FcChar8 *file, + FcConfig *config) +{ + FcPattern *font; + FcBool ret = FcTrue; + int id; + int count = 0; id = 0; do { - if (!force && cache) - name = FcFileCacheFind (cache, file, id, &count); - else - name = 0; - if (name) + font = 0; + /* + * Nothing in the cache, scan the file + */ + if (FcDebug () & FC_DBG_SCAN) { - /* "." means the file doesn't contain a font */ - if (strcmp (name, FC_INVALID_FONT_FILE) != 0) - { - font = FcNameParse (name); - if (font) - FcPatternAddString (font, FC_FILE, file); - } - else - font = 0; + printf ("\tScanning file %s...", file); + fflush (stdout); } - else + font = FcFreeTypeQuery (file, id, blanks, &count); + if (FcDebug () & FC_DBG_SCAN) + printf ("done\n"); + + /* + * Edit pattern with user-defined rules + */ + if (font && config && !FcConfigSubstituteWithPat (config, font, NULL, FcMatchScan)) { - if (FcDebug () & FC_DBG_SCAN) - { - printf ("\tScanning file %s...", file); - fflush (stdout); - } - font = FcFreeTypeQuery (file, id, blanks, &count); - if (FcDebug () & FC_DBG_SCAN) - printf ("done\n"); - if (!force && cache) - { - if (font) - { - FcChar8 *unparse; - - unparse = FcNameUnparse (font); - if (unparse) - { - (void) FcFileCacheUpdate (cache, file, id, unparse); - free (unparse); - } - } - else - { - /* negative cache files not containing fonts */ - FcFileCacheUpdate (cache, file, id, (FcChar8 *) FC_INVALID_FONT_FILE); - } - } + FcPatternDestroy (font); + font = NULL; + ret = FcFalse; } - if (font) + + /* + * Add the font + */ + if (font && (!config || FcConfigAcceptFont (config, font))) { + if (FcDebug() & FC_DBG_SCANV) + { + printf ("Final font pattern:\n"); + FcPatternPrint (font); + } if (!FcFontSetAdd (set, font)) { FcPatternDestroy (font); - font = 0; + font = NULL; ret = FcFalse; } } + else if (font) + FcPatternDestroy (font); id++; } while (font && ret && id < count); return ret; } FcBool -FcDirScan (FcFontSet *set, - FcFileCache *cache, - FcBlanks *blanks, - const FcChar8 *dir, - FcBool force) +FcFileScanConfig (FcFontSet *set, + FcStrSet *dirs, + FcBlanks *blanks, + const FcChar8 *file, + FcConfig *config) { - DIR *d; - struct dirent *e; - FcChar8 *file; - FcChar8 *base; - FcBool ret = FcTrue; - - file = (FcChar8 *) malloc (strlen ((char *) dir) + 1 + 256 + 1); - if (!file) - return FcFalse; + if (FcFileIsDir (file)) + return FcStrSetAdd (dirs, file); + else + return FcFileScanFontConfig (set, blanks, file, config); +} + +FcBool +FcFileScan (FcFontSet *set, + FcStrSet *dirs, + FcFileCache *cache, /* XXX unused */ + FcBlanks *blanks, + const FcChar8 *file, + FcBool force) +{ + return FcFileScanConfig (set, dirs, blanks, file, NULL); +} + +/* + * Strcmp helper that takes pointers to pointers, copied from qsort(3) manpage + */ +static int +cmpstringp(const void *p1, const void *p2) +{ + return strcmp(* (char **) p1, * (char **) p2); +} + +/* + * Scan the specified directory and construct a cache of its contents + */ +FcCache * +FcDirCacheScan (const FcChar8 *dir, FcConfig *config) +{ + DIR *d; + struct dirent *e; + FcStrSet *files; + FcStrSet *dirs; + FcChar8 *file; + FcChar8 *base; + FcBool ret = FcTrue; + FcFontSet *set; + int i; + FcBlanks *blanks = FcConfigGetBlanks (config); + FcCache *cache = NULL; + struct stat dir_stat; + + if (FcDebug () & FC_DBG_FONTSET) + printf ("cache scan dir %s\n", dir); + + /* freed below */ + file = (FcChar8 *) malloc (strlen ((char *) dir) + 1 + FC_MAX_FILE_LEN + 1); + if (!file) { + ret = FcFalse; + goto bail; + } strcpy ((char *) file, (char *) dir); strcat ((char *) file, "/"); base = file + strlen ((char *) file); - if (!force) - { - strcpy ((char *) base, FC_DIR_CACHE_FILE); - - if (FcFileCacheReadDir (set, file)) - { - free (file); - return FcTrue; - } - } + if (FcDebug () & FC_DBG_SCAN) + printf ("\tScanning dir %s\n", dir); + d = opendir ((char *) dir); if (!d) { - free (file); - return FcFalse; + /* Don't complain about missing directories */ + if (errno == ENOENT) + ret = FcTrue; + else + ret = FcFalse; + goto bail_1; + } + if (stat ((char *) dir, &dir_stat) < 0) + { + ret = FcFalse; + goto bail_1; } - while (ret && (e = readdir (d))) + + set = FcFontSetCreate(); + if (!set) + { + ret = FcFalse; + goto bail0; + } + + files = FcStrSetCreate (); + if (!files) { - if (e->d_name[0] != '.') + ret = FcFalse; + goto bail1; + } + while ((e = readdir (d))) + { + if (e->d_name[0] != '.' && strlen (e->d_name) < FC_MAX_FILE_LEN) { strcpy ((char *) base, (char *) e->d_name); - FcFileScan (set, cache, blanks, file, force); + if (!FcStrSetAdd (files, file)) { + ret = FcFalse; + goto bail2; + } } } - free (file); + + /* + * Sort files to make things prettier + */ + qsort(files->strs, files->num, sizeof(FcChar8 *), cmpstringp); + + dirs = FcStrSetCreate (); + if (!dirs) + goto bail2; + + /* + * Scan file files to build font patterns + */ + for (i = 0; i < files->num; i++) + FcFileScanConfig (set, dirs, blanks, files->strs[i], config); + + /* + * Build the cache object + */ + cache = FcDirCacheBuild (set, dir, &dir_stat, dirs); + if (!cache) + goto bail3; + + /* + * Write out the cache file, ignoring any troubles + */ + FcDirCacheWrite (cache, config); + + bail3: + FcStrSetDestroy (dirs); + bail2: + FcStrSetDestroy (files); + bail1: + FcFontSetDestroy (set); + + bail0: closedir (d); - return ret; + + bail_1: + free (file); + bail: + return cache; } -FcBool -FcDirSave (FcFontSet *set, const FcChar8 *dir) +/* + * Read (or construct) the cache for a directory + */ +FcCache * +FcDirCacheRead (const FcChar8 *dir, FcBool force, FcConfig *config) { - FcChar8 *file; - FcChar8 *base; - FcBool ret; + FcCache *cache = NULL; + + if (config && !FcConfigAcceptFilename (config, dir)) + return NULL; + + /* Try to use existing cache file */ + if (!force) + cache = FcDirCacheLoad (dir, config, NULL); - file = (FcChar8 *) malloc (strlen ((char *) dir) + 1 + 256 + 1); - if (!file) - return FcFalse; + /* Not using existing cache file, construct new cache */ + if (!cache) + cache = FcDirCacheScan (dir, config); + + return cache; +} - strcpy ((char *) file, (char *) dir); - strcat ((char *) file, "/"); - base = file + strlen ((char *) file); - strcpy ((char *) base, FC_DIR_CACHE_FILE); - ret = FcFileCacheWriteDir (set, file); - free (file); - return ret; +FcBool +FcDirScanConfig (FcFontSet *set, + FcStrSet *dirs, + FcBlanks *blanks, + const FcChar8 *dir, + FcBool force, + FcConfig *config) +{ + return FcFalse; /* XXX deprecated */ } +FcBool +FcDirScan (FcFontSet *set, + FcStrSet *dirs, + FcFileCache *cache, /* XXX unused */ + FcBlanks *blanks, + const FcChar8 *dir, + FcBool force) +{ + return FcFalse; /* XXX deprecated */ +} + +FcBool +FcDirSave (FcFontSet *set, FcStrSet * dirs, const FcChar8 *dir) +{ + return FcFalse; /* XXX deprecated */ +} +#define __fcdir__ +#include "fcaliastail.h" +#undef __fcdir__