diff options
Diffstat (limited to 'fontconfig/fc-cat/fc-cat.c')
-rw-r--r-- | fontconfig/fc-cat/fc-cat.c | 408 |
1 files changed, 408 insertions, 0 deletions
diff --git a/fontconfig/fc-cat/fc-cat.c b/fontconfig/fc-cat/fc-cat.c new file mode 100644 index 000000000..a9326c8eb --- /dev/null +++ b/fontconfig/fc-cat/fc-cat.c @@ -0,0 +1,408 @@ +/* + * fontconfig/fc-cat/fc-cat.c + * + * 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 + * 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 + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * 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. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#else +#ifdef linux +#define HAVE_GETOPT_LONG 1 +#endif +#define HAVE_GETOPT 1 +#endif + +#include <fontconfig/fontconfig.h> +#include "../fc-arch/fcarch.h" +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <errno.h> + +#ifndef HAVE_GETOPT +#define HAVE_GETOPT 0 +#endif +#ifndef HAVE_GETOPT_LONG +#define HAVE_GETOPT_LONG 0 +#endif + +#if HAVE_GETOPT_LONG +#undef _GNU_SOURCE +#define _GNU_SOURCE +#include <getopt.h> +const struct option longopts[] = { + {"version", 0, 0, 'V'}, + {"verbose", 0, 0, 'v'}, + {"recurse", 0, 0, 'r'}, + {"help", 0, 0, 'h'}, + {NULL,0,0,0}, +}; +#else +#if HAVE_GETOPT +extern char *optarg; +extern int optind, opterr, optopt; +#endif +#endif + +/* + * POSIX has broken stdio so that getc must do thread-safe locking, + * this is a serious performance problem for applications doing large + * amounts of IO with getc (as is done here). If available, use + * the getc_unlocked varient instead. + */ + +#if defined(getc_unlocked) || defined(_IO_getc_unlocked) +#define GETC(f) getc_unlocked(f) +#define PUTC(c,f) putc_unlocked(c,f) +#else +#define GETC(f) getc(f) +#define PUTC(c,f) putc(c,f) +#endif + +static FcBool +write_chars (FILE *f, const FcChar8 *chars) +{ + FcChar8 c; + while ((c = *chars++)) + { + switch (c) { + case '"': + case '\\': + if (PUTC ('\\', f) == EOF) + return FcFalse; + /* fall through */ + default: + if (PUTC (c, f) == EOF) + return FcFalse; + } + } + return FcTrue; +} + +static FcBool +write_ulong (FILE *f, unsigned long t) +{ + int pow; + unsigned long temp, digit; + + temp = t; + pow = 1; + while (temp >= 10) + { + temp /= 10; + pow *= 10; + } + temp = t; + while (pow) + { + digit = temp / pow; + if (PUTC ((char) digit + '0', f) == EOF) + return FcFalse; + temp = temp - pow * digit; + pow = pow / 10; + } + return FcTrue; +} + +static FcBool +write_int (FILE *f, int i) +{ + return write_ulong (f, (unsigned long) i); +} + +static FcBool +write_string (FILE *f, const FcChar8 *string) +{ + + if (PUTC ('"', f) == EOF) + return FcFalse; + if (!write_chars (f, string)) + return FcFalse; + if (PUTC ('"', f) == EOF) + return FcFalse; + return FcTrue; +} + +static void +usage (char *program, int error) +{ + FILE *file = error ? stderr : stdout; +#if HAVE_GETOPT_LONG + fprintf (file, "usage: %s [-rv] [--recurse] [--verbose] [*-%s.cache-2|directory]...\n", + program, FC_ARCHITECTURE); + fprintf (file, " %s [-Vh] [--version] [--help]\n", program); +#else + fprintf (file, "usage: %s [-rvVh] [*-%s.cache-2|directory]...\n", + program, FC_ARCHITECTURE); +#endif + fprintf (file, "Reads font information cache from:\n"); + fprintf (file, " 1) specified fontconfig cache file\n"); + fprintf (file, " 2) related to a particular font directory\n"); + fprintf (file, "\n"); +#if HAVE_GETOPT_LONG + fprintf (file, " -r, --recurse recurse into subdirectories\n"); + fprintf (file, " -v, --verbose be verbose\n"); + fprintf (file, " -V, --version display font config version and exit\n"); + fprintf (file, " -h, --help display this help and exit\n"); +#else + fprintf (file, " -r (recurse) recurse into subdirectories\n"); + fprintf (file, " -v (verbose) be verbose\n"); + fprintf (file, " -V (version) display font config version and exit\n"); + fprintf (file, " -h (help) display this help and exit\n"); +#endif + exit (error); +} + +/* + * return the path from the directory containing 'cache' to 'file' + */ + +static const FcChar8 * +file_base_name (const FcChar8 *cache, const FcChar8 *file) +{ + int cache_len = strlen ((char *) cache); + + if (!strncmp ((char *) cache, (char *) file, cache_len) && file[cache_len] == '/') + return file + cache_len + 1; + return file; +} + +#define FC_FONT_FILE_DIR ((FcChar8 *) ".dir") + +static FcBool +cache_print_set (FcFontSet *set, FcStrSet *dirs, const FcChar8 *base_name, FcBool verbose) +{ + FcChar8 *name, *dir; + const FcChar8 *file, *base; + int ret; + int n; + int id; + int ndir = 0; + FcStrList *list; + + list = FcStrListCreate (dirs); + if (!list) + goto bail2; + + while ((dir = FcStrListNext (list))) + { + base = file_base_name (base_name, dir); + if (!write_string (stdout, base)) + goto bail3; + if (PUTC (' ', stdout) == EOF) + goto bail3; + if (!write_int (stdout, 0)) + goto bail3; + if (PUTC (' ', stdout) == EOF) + goto bail3; + if (!write_string (stdout, FC_FONT_FILE_DIR)) + goto bail3; + if (PUTC ('\n', stdout) == EOF) + goto bail3; + ndir++; + } + + for (n = 0; n < set->nfont; n++) + { + FcPattern *font = set->fonts[n]; + + if (FcPatternGetString (font, FC_FILE, 0, (FcChar8 **) &file) != FcResultMatch) + goto bail3; + base = file_base_name (base_name, file); + if (FcPatternGetInteger (font, FC_INDEX, 0, &id) != FcResultMatch) + goto bail3; + if (!write_string (stdout, base)) + goto bail3; + if (PUTC (' ', stdout) == EOF) + goto bail3; + if (!write_int (stdout, id)) + goto bail3; + if (PUTC (' ', stdout) == EOF) + goto bail3; + name = FcNameUnparse (font); + if (!name) + goto bail3; + ret = write_string (stdout, name); + FcStrFree (name); + if (!ret) + goto bail3; + if (PUTC ('\n', stdout) == EOF) + goto bail3; + } + if (verbose && !set->nfont && !ndir) + printf ("<empty>\n"); + + FcStrListDone (list); + + return FcTrue; + +bail3: + FcStrListDone (list); +bail2: + return FcFalse; +} + +int +main (int argc, char **argv) +{ + int i; + int ret = 0; + FcFontSet *fs; + FcStrSet *dirs; + FcStrSet *args = NULL; + FcStrList *arglist; + FcCache *cache; + FcConfig *config; + FcChar8 *arg; + int verbose = 0; + int recurse = 0; + FcBool first = FcTrue; +#if HAVE_GETOPT_LONG || HAVE_GETOPT + int c; + +#if HAVE_GETOPT_LONG + while ((c = getopt_long (argc, argv, "Vvrh", longopts, NULL)) != -1) +#else + while ((c = getopt (argc, argv, "Vvrh")) != -1) +#endif + { + switch (c) { + case 'V': + fprintf (stderr, "fontconfig version %d.%d.%d\n", + FC_MAJOR, FC_MINOR, FC_REVISION); + exit (0); + case 'v': + verbose++; + break; + case 'r': + recurse++; + break; + case 'h': + usage (argv[0], 0); + default: + usage (argv[0], 1); + } + } + i = optind; +#else + i = 1; +#endif + + config = FcInitLoadConfig (); + if (!config) + { + fprintf (stderr, "%s: Can't init font config library\n", argv[0]); + return 1; + } + FcConfigSetCurrent (config); + + args = FcStrSetCreate (); + if (!args) + { + fprintf (stderr, "%s: malloc failure\n", argv[0]); + return 1; + } + if (i < argc) + { + for (; i < argc; i++) + { + if (!FcStrSetAddFilename (args, (const FcChar8 *) argv[i])) + { + fprintf (stderr, "%s: malloc failure\n", argv[0]); + return 1; + } + } + arglist = FcStrListCreate (args); + if (!arglist) + { + fprintf (stderr, "%s: malloc failure\n", argv[0]); + return 1; + } + } + else + { + recurse++; + arglist = FcConfigGetFontDirs (config); + while ((arg = FcStrListNext (arglist))) + if (!FcStrSetAdd (args, arg)) + { + fprintf (stderr, "%s: malloc failure\n", argv[0]); + return 1; + } + FcStrListDone (arglist); + } + arglist = FcStrListCreate (args); + if (!arglist) + { + fprintf (stderr, "%s: malloc failure\n", argv[0]); + return 1; + } + + while ((arg = FcStrListNext (arglist))) + { + int j; + FcChar8 *cache_file = NULL; + struct stat file_stat; + + if (FcFileIsDir (arg)) + cache = FcDirCacheLoad (arg, config, &cache_file); + else + cache = FcDirCacheLoadFile (arg, &file_stat); + if (!cache) + { + perror ((char *) arg); + ret++; + continue; + } + + dirs = FcStrSetCreate (); + fs = FcCacheCopySet (cache); + for (j = 0; j < FcCacheNumSubdir (cache); j++) + { + FcStrSetAdd (dirs, FcCacheSubdir (cache, j)); + if (recurse) + FcStrSetAdd (args, FcCacheSubdir (cache, j)); + } + + if (verbose) + { + if (!first) + printf ("\n"); + printf ("Directory: %s\nCache: %s\n--------\n", + FcCacheDir(cache), cache_file ? cache_file : arg); + first = FcFalse; + } + cache_print_set (fs, dirs, FcCacheDir (cache), verbose); + + FcStrSetDestroy (dirs); + + FcFontSetDestroy (fs); + FcDirCacheUnload (cache); + if (cache_file) + FcStrFree (cache_file); + } + + return 0; +} |