fc-list/fc-list.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     int         verbose = 0;
  69     int         i;
  70     FcObjectSet *os = FcObjectSetBuild (FC_FAMILY, FC_LANG, 0);
  71     FcFontSet   *fs;
  72     FcPattern   *pat;
  73 #if HAVE_GETOPT_LONG || HAVE_GETOPT
  74     int         c;
  75
  76 #if HAVE_GETOPT_LONG
  77     while ((c = getopt_long (argc, argv, "Vv?", longopts, NULL)) != -1)
  78 #else
  79     while ((c = getopt (argc, argv, "Vv?")) != -1)
  80 #endif
  81     {
  82         switch (c) {
  83         case 'V':
  84             fprintf (stderr, "fontconfig version %d.%d.%d\n",
  85                      FC_MAJOR, FC_MINOR, FC_REVISION);
  86             exit (0);
  87         case 'v':
  88             verbose = 1;
  89             break;
  90         default:
  91             usage (argv[0]);
  92         }
  93     }
  94     i = optind;
  95 #else
  96     i = 1;
  97 #endif
  98
  99     if (!FcInit ())
 100     {
 101         fprintf (stderr, "Can't init font config library\n");
 102         return 1;
 103     }
 104     if (argv[i])
 105         pat = FcNameParse (argv[i]);
 106     else
 107         pat = FcPatternCreate ();
 108
 109     fs = FcFontList (0, pat, os);
 110     if (pat)
 111         FcPatternDestroy (pat);
 112
 113     if (fs)
 114     {
 115         int     j;
 116
 117         for (j = 0; j < fs->nfont; j++)
 118         {
 119             FcChar8 *font;
 120
 121             font = FcNameUnparse (fs->fonts[j]);
 122             printf ("%s\n", font);
 123             free (font);
 124         }
 125         FcFontSetDestroy (fs);
 126     }
 127     return 0;
 128 }