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 #include <stdlib.h>
  29 #ifdef HAVE_CONFIG_H
  30 #include <config.h>
  31 #else
  32 #define HAVE_GETOPT 1
  33 #endif
  34
  35 #if HAVE_GETOPT_LONG
  36 #define _GNU_SOURCE
  37 #include <getopt.h>
  38 const struct option longopts[] = {
  39     {"version", 0, 0, 'V'},
  40     {"verbose", 0, 0, 'v'},
  41     {"help", 0, 0, '?'},
  42     {NULL,0,0,0},
  43 };
  44 #else
  45 #if HAVE_GETOPT
  46 extern char *optarg;
  47 extern int optind, opterr, optopt;
  48 #endif
  49 #endif
  50
  51 static void 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         verbose = 0;
  68     int         i;
  69     FcObjectSet *os = FcObjectSetBuild (FC_FAMILY, FC_LANG, 0);
  70     FcFontSet   *fs;
  71     FcPattern   *pat;
  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 (!FcInit ())
  99     {
 100         fprintf (stderr, "Can't init font config library\n");
 101         return 1;
 102     }
 103     if (argv[i])
 104         pat = FcNameParse (argv[i]);
 105     else
 106         pat = FcPatternCreate ();
 107
 108     fs = FcFontList (0, pat, os);
 109     if (pat)
 110         FcPatternDestroy (pat);
 111
 112     if (fs)
 113     {
 114         int     j;
 115
 116         for (j = 0; j < fs->nfont; j++)
 117         {
 118             FcChar8 *font;
 119
 120             font = FcNameUnparse (fs->fonts[j]);
 121             printf ("%s\n", font);
 122             free (font);
 123         }
 124         FcFontSetDestroy (fs);
 125     }
 126     return 0;
 127 }