fc-cache/fc-cache.c

   1 /*
   2  * $XFree86: $
   3  *
   4  * Copyright © 2002 Keith Packard, member of The XFree86 Project, Inc.
   5  *
   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.
  15  *
  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.
  23  */
  24
  25 #include <fontconfig/fontconfig.h>
  26 #include <stdio.h>
  27 #include <unistd.h>
  28 #ifdef HAVE_CONFIG_H
  29 #include <config.h>
  30 #else
  31 #define HAVE_GETOPT 1
  32 #endif
  33
  34 #if HAVE_GETOPT_LONG
  35 #define _GNU_SOURCE
  36 #include <getopt.h>
  37 const struct option longopts[] = {
  38     {"version", 0, 0, 'V'},
  39     {"verbose", 0, 0, 'v'},
  40     {"help", 0, 0, '?'},
  41     {NULL,0,0,0},
  42 };
  43 #else
  44 #if HAVE_GETOPT
  45 extern char *optarg;
  46 extern int optind, opterr, optopt;
  47 #endif
  48 #endif
  49
  50 void usage (char *program)
  51 {
  52     fprintf (stderr, "usage: %s [-vV?] [--verbose] [--version] [--help] [dirs]\n",
  53              program);
  54     fprintf (stderr, "Build font information caches in [dirs]\n"
  55              "(all directories in font configuration by default).\n");
  56     fprintf (stderr, "\n");
  57     fprintf (stderr, "  -v, --verbose        display status information while busy\n");
  58     fprintf (stderr, "  -V, --version        display font config version and exit\n");
  59     fprintf (stderr, "  -?, --help           display this help and exit\n");
  60     exit (1);
  61 }
  62
  63 int
  64 main (int argc, char **argv)
  65 {
  66     int         ret = 0;
  67     FcFontSet   *set;
  68     char        **dirs;
  69     int         verbose = 0;
  70     int         i;
  71 #if HAVE_GETOPT_LONG || HAVE_GETOPT
  72     int         c;
  73
  74 #if HAVE_GETOPT_LONG
  75     while ((c = getopt_long (argc, argv, "Vv?", longopts, NULL)) != -1)
  76 #else
  77     while ((c = getopt (argc, argv, "Vv?")) != -1)
  78 #endif
  79     {
  80         switch (c) {
  81         case 'V':
  82             fprintf (stderr, "fontconfig version %d.%d.%d\n",
  83                      FC_MAJOR, FC_MINOR, FC_REVISION);
  84             exit (0);
  85         case 'v':
  86             verbose = 1;
  87             break;
  88         default:
  89             usage (argv[0]);
  90         }
  91     }
  92     i = optind;
  93 #else
  94     i = 1;
  95 #endif
  96
  97     if (!FcInitConfig ())
  98     {
  99         fprintf (stderr, "Can't init font config library\n");
 100         return 1;
 101     }
 102     if (argv[i])
 103         dirs = argv+i;
 104     else
 105         dirs = FcConfigGetDirs (0);
 106     /*
 107      * Now scan all of the directories into separate databases
 108      * and write out the results
 109      */
 110     while (dirs && *dirs)
 111     {
 112         if (verbose)
 113             printf ("%s: Scanning directory \"%s\"\n", argv[0], *dirs);
 114         set = FcFontSetCreate ();
 115         if (!set)
 116         {
 117             fprintf (stderr, "Out of memory in \"%s\"\n", *dirs);
 118             ret++;
 119         }
 120         else
 121         {
 122             if (!FcDirScan (set, 0, FcConfigGetBlanks (0), *dirs, FcTrue))
 123             {
 124                 fprintf (stderr, "Can't scan directory \"%s\"\n", *dirs);
 125                 ret++;
 126             }
 127             else
 128             {
 129                 if (verbose)
 130                     printf ("%s: Saving %d font names for \"%s\"\n",
 131                             argv[0], set->nfont, *dirs);
 132                 if (!FcDirSave (set, *dirs))
 133                 {
 134                     fprintf (stderr, "Can't save cache in \"%s\"\n", *dirs);
 135                     ret++;
 136                 }
 137             }
 138             FcFontSetDestroy (set);
 139         }
 140         ++dirs;
 141     }
 142     if (verbose)
 143         printf ("%s: %s\n", argv[0], ret ? "failed" : "succeeded");
 144     return ret;
 145 }