fc-cache/fc-cache.c

   1 /*
   2  * $XFree86: xc/lib/fontconfig/fc-cache/fc-cache.c,v 1.2 2002/02/15 07:36:14 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 #ifdef HAVE_CONFIG_H
  29 #include <config.h>
  30 #else
  31 #ifdef linux
  32 #define HAVE_GETOPT_LONG 1
  33 #endif
  34 #define HAVE_GETOPT 1
  35 #endif
  36
  37 #ifndef HAVE_GETOPT
  38 #define HAVE_GETOPT 0
  39 #endif
  40 #ifndef HAVE_GETOPT_LONG
  41 #define HAVE_GETOPT_LONG 0
  42 #endif
  43
  44 #if HAVE_GETOPT_LONG
  45 #undef  _GNU_SOURCE
  46 #define _GNU_SOURCE
  47 #include <getopt.h>
  48 const struct option longopts[] = {
  49     {"version", 0, 0, 'V'},
  50     {"verbose", 0, 0, 'v'},
  51     {"help", 0, 0, '?'},
  52     {NULL,0,0,0},
  53 };
  54 #else
  55 #if HAVE_GETOPT
  56 extern char *optarg;
  57 extern int optind, opterr, optopt;
  58 #endif
  59 #endif
  60
  61 static void
  62 usage (char *program)
  63 {
  64     fprintf (stderr, "usage: %s [-vV?] [--verbose] [--version] [--help] [dirs]\n",
  65              program);
  66     fprintf (stderr, "Build font information caches in [dirs]\n"
  67              "(all directories in font configuration by default).\n");
  68     fprintf (stderr, "\n");
  69     fprintf (stderr, "  -v, --verbose        display status information while busy\n");
  70     fprintf (stderr, "  -V, --version        display font config version and exit\n");
  71     fprintf (stderr, "  -?, --help           display this help and exit\n");
  72     exit (1);
  73 }
  74
  75 int
  76 main (int argc, char **argv)
  77 {
  78     int         ret = 0;
  79     FcFontSet   *set;
  80     FcChar8     **dirs;
  81     int         verbose = 0;
  82     int         i;
  83 #if HAVE_GETOPT_LONG || HAVE_GETOPT
  84     int         c;
  85
  86 #if HAVE_GETOPT_LONG
  87     while ((c = getopt_long (argc, argv, "Vv?", longopts, NULL)) != -1)
  88 #else
  89     while ((c = getopt (argc, argv, "Vv?")) != -1)
  90 #endif
  91     {
  92         switch (c) {
  93         case 'V':
  94             fprintf (stderr, "fontconfig version %d.%d.%d\n",
  95                      FC_MAJOR, FC_MINOR, FC_REVISION);
  96             exit (0);
  97         case 'v':
  98             verbose = 1;
  99             break;
 100         default:
 101             usage (argv[0]);
 102         }
 103     }
 104     i = optind;
 105 #else
 106     i = 1;
 107 #endif
 108
 109     if (!FcInitConfig ())
 110     {
 111         fprintf (stderr, "Can't init font config library\n");
 112         return 1;
 113     }
 114     if (argv[i])
 115         dirs = (FcChar8 **) (argv+i);
 116     else
 117         dirs = FcConfigGetDirs (0);
 118     /*
 119      * Now scan all of the directories into separate databases
 120      * and write out the results
 121      */
 122     while (dirs && *dirs)
 123     {
 124         if (verbose)
 125             printf ("%s: Scanning directory \"%s\"\n", argv[0], *dirs);
 126         set = FcFontSetCreate ();
 127         if (!set)
 128         {
 129             fprintf (stderr, "Out of memory in \"%s\"\n", *dirs);
 130             ret++;
 131         }
 132         else
 133         {
 134             if (!FcDirScan (set, 0, FcConfigGetBlanks (0), *dirs, FcTrue))
 135             {
 136                 fprintf (stderr, "Can't scan directory \"%s\"\n", *dirs);
 137                 ret++;
 138             }
 139             else
 140             {
 141                 if (verbose)
 142                     printf ("%s: Saving %d font names for \"%s\"\n",
 143                             argv[0], set->nfont, *dirs);
 144                 if (!FcDirSave (set, *dirs))
 145                 {
 146                     fprintf (stderr, "Can't save cache in \"%s\"\n", *dirs);
 147                     ret++;
 148                 }
 149             }
 150             FcFontSetDestroy (set);
 151         }
 152         ++dirs;
 153     }
 154     if (verbose)
 155         printf ("%s: %s\n", argv[0], ret ? "failed" : "succeeded");
 156     return ret;
 157 }