fc-list/fc-list.c

   1 /*
   2  * $XFree86: xc/lib/fontconfig/fc-list/fc-list.c,v 1.5 2002/06/30 23:45:40 keithp Exp $
   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 #ifdef linux
  33 #define HAVE_GETOPT_LONG 1
  34 #endif
  35 #define HAVE_GETOPT 1
  36 #endif
  37
  38 #ifndef HAVE_GETOPT
  39 #define HAVE_GETOPT 0
  40 #endif
  41 #ifndef HAVE_GETOPT_LONG
  42 #define HAVE_GETOPT_LONG 0
  43 #endif
  44
  45 #if HAVE_GETOPT_LONG
  46 #undef  _GNU_SOURCE
  47 #define _GNU_SOURCE
  48 #include <getopt.h>
  49 const struct option longopts[] = {
  50     {"version", 0, 0, 'V'},
  51     {"verbose", 0, 0, 'v'},
  52     {"help", 0, 0, '?'},
  53     {NULL,0,0,0},
  54 };
  55 #else
  56 #if HAVE_GETOPT
  57 extern char *optarg;
  58 extern int optind, opterr, optopt;
  59 #endif
  60 #endif
  61
  62 static void usage (char *program)
  63 {
  64     fprintf (stderr, "usage: %s [-vV?] [--verbose] [--version] [--help] [pattern] {element ...} \n",
  65              program);
  66     fprintf (stderr, "List fonts matching [pattern]\n");
  67     fprintf (stderr, "\n");
  68     fprintf (stderr, "  -v, --verbose        display status information while busy\n");
  69     fprintf (stderr, "  -V, --version        display font config version and exit\n");
  70     fprintf (stderr, "  -?, --help           display this help and exit\n");
  71     exit (1);
  72 }
  73
  74 int
  75 main (int argc, char **argv)
  76 {
  77     int         verbose = 0;
  78     int         i;
  79     FcObjectSet *os = 0;
  80     FcFontSet   *fs;
  81     FcPattern   *pat;
  82 #if HAVE_GETOPT_LONG || HAVE_GETOPT
  83     int         c;
  84
  85 #if HAVE_GETOPT_LONG
  86     while ((c = getopt_long (argc, argv, "Vv?", longopts, NULL)) != -1)
  87 #else
  88     while ((c = getopt (argc, argv, "Vv?")) != -1)
  89 #endif
  90     {
  91         switch (c) {
  92         case 'V':
  93             fprintf (stderr, "fontconfig version %d.%d.%d\n",
  94                      FC_MAJOR, FC_MINOR, FC_REVISION);
  95             exit (0);
  96         case 'v':
  97             verbose = 1;
  98             break;
  99         default:
 100             usage (argv[0]);
 101         }
 102     }
 103     i = optind;
 104 #else
 105     i = 1;
 106 #endif
 107
 108     if (!FcInit ())
 109     {
 110         fprintf (stderr, "Can't init font config library\n");
 111         return 1;
 112     }
 113     if (argv[i])
 114     {
 115         pat = FcNameParse ((FcChar8 *) argv[i]);
 116         while (argv[++i])
 117         {
 118             if (!os)
 119                 os = FcObjectSetCreate ();
 120             FcObjectSetAdd (os, argv[i]);
 121         }
 122     }
 123     else
 124         pat = FcPatternCreate ();
 125
 126     if (!os)
 127         os = FcObjectSetBuild (FC_FAMILY, FC_STYLE, 0);
 128     fs = FcFontList (0, pat, os);
 129     if (pat)
 130         FcPatternDestroy (pat);
 131
 132     if (fs)
 133     {
 134         int     j;
 135
 136         for (j = 0; j < fs->nfont; j++)
 137         {
 138             FcChar8 *font;
 139             FcChar8 *file;
 140
 141             font = FcNameUnparse (fs->fonts[j]);
 142             if (FcPatternGetString (fs->fonts[j], FC_FILE, 0, &file) == FcResultMatch)
 143                 printf ("%s: ", file);
 144             printf ("%s\n", font);
 145             free (font);
 146         }
 147         FcFontSetDestroy (fs);
 148     }
 149     return 0;
 150 }