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 static void
  51 usage (char *program)
  52 {
  53     fprintf (stderr, "usage: %s [-vV?] [--verbose] [--version] [--help] [dirs]\n",
  54              program);
  55     fprintf (stderr, "Build font information caches in [dirs]\n"
  56              "(all directories in font configuration by default).\n");
  57     fprintf (stderr, "\n");
  58     fprintf (stderr, "  -v, --verbose        display status information while busy\n");
  59     fprintf (stderr, "  -V, --version        display font config version and exit\n");
  60     fprintf (stderr, "  -?, --help           display this help and exit\n");
  61     exit (1);
  62 }
  63
  64 int
  65 main (int argc, char **argv)
  66 {
  67     int         ret = 0;
  68     FcFontSet   *set;
  69     FcChar8     **dirs;
  70     int         verbose = 0;
  71     int         i;
  72 #if HAVE_GETOPT_LONG || HAVE_GETOPT
  73     int         c;
  74
  75 #if HAVE_GETOPT_LONG
  76     while ((c = getopt_long (argc, argv, "Vv?", longopts, NULL)) != -1)
  77 #else
  78     while ((c = getopt (argc, argv, "Vv?")) != -1)
  79 #endif
  80     {
  81         switch (c) {
  82         case 'V':
  83             fprintf (stderr, "fontconfig version %d.%d.%d\n",
  84                      FC_MAJOR, FC_MINOR, FC_REVISION);
  85             exit (0);
  86         case 'v':
  87             verbose = 1;
  88             break;
  89         default:
  90             usage (argv[0]);
  91         }
  92     }
  93     i = optind;
  94 #else
  95     i = 1;
  96 #endif
  97
  98     if (!FcInitConfig ())
  99     {
 100         fprintf (stderr, "Can't init font config library\n");
 101         return 1;
 102     }
 103     if (argv[i])
 104         dirs = (FcChar8 **) (argv+i);
 105     else
 106         dirs = FcConfigGetDirs (0);
 107     /*
 108      * Now scan all of the directories into separate databases
 109      * and write out the results
 110      */
 111     while (dirs && *dirs)
 112     {
 113         if (verbose)
 114             printf ("%s: Scanning directory \"%s\"\n", argv[0], *dirs);
 115         set = FcFontSetCreate ();
 116         if (!set)
 117         {
 118             fprintf (stderr, "Out of memory in \"%s\"\n", *dirs);
 119             ret++;
 120         }
 121         else
 122         {
 123             if (!FcDirScan (set, 0, FcConfigGetBlanks (0), *dirs, FcTrue))
 124             {
 125                 fprintf (stderr, "Can't scan directory \"%s\"\n", *dirs);
 126                 ret++;
 127             }
 128             else
 129             {
 130                 if (verbose)
 131                     printf ("%s: Saving %d font names for \"%s\"\n",
 132                             argv[0], set->nfont, *dirs);
 133                 if (!FcDirSave (set, *dirs))
 134                 {
 135                     fprintf (stderr, "Can't save cache in \"%s\"\n", *dirs);
 136                     ret++;
 137                 }
 138             }
 139             FcFontSetDestroy (set);
 140         }
 141         ++dirs;
 142     }
 143     if (verbose)
 144         printf ("%s: %s\n", argv[0], ret ? "failed" : "succeeded");
 145     return ret;
 146 }