bin/cachegen.c

   1 /*****************************************************************************
   2  * cachegen.c: LibVLC plugins cache generator
   3  *****************************************************************************
   4  * Copyright (C) 2010 Rémi Denis-Courmont
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  19  *****************************************************************************/
  20
  21 #ifdef HAVE_CONFIG_H
  22 # include "config.h"
  23 #endif
  24
  25 #include <vlc/vlc.h>
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28
  29 #ifdef HAVE_SETLOCALE
  30 # include <locale.h>
  31 #endif
  32
  33 #ifdef HAVE_GETOPT_H
  34 # include <getopt.h>
  35 #endif
  36
  37 static void version (void)
  38 {
  39     puts ("LibVLC plugins cache generation version "VERSION);
  40 }
  41
  42 static void usage (const char *path)
  43 {
  44     printf ("Usage: %s <path>\n"
  45             "Generate the LibVLC plugins cache "
  46             "for the specified plugins directory.\n", path);
  47 }
  48
  49 /* Explicit HACK */
  50 extern void LocaleFree (const char *);
  51 extern char *FromLocale (const char *);
  52
  53 int main (int argc, char *argv[])
  54 {
  55     static const struct option opts[] =
  56     {
  57         { "help",       no_argument,       NULL, 'h' },
  58         { "version",    no_argument,       NULL, 'V' },
  59         { NULL,         no_argument,       NULL, '\0'}
  60     };
  61
  62 #ifdef HAVE_SETLOCALE
  63     setlocale (LC_CTYPE, ""); /* needed by FromLocale() */
  64 #endif
  65
  66     int c;
  67     while ((c = getopt_long (argc, argv, "hV", opts, NULL)) != -1)
  68         switch (c)
  69         {
  70             case 'h':
  71                 usage (argv[0]);
  72                 return 0;
  73             case 'V':
  74                 version ();
  75                 return 0;
  76             default:
  77                 usage (argv[0]);
  78                 return 1;
  79         }
  80
  81     for (int i = optind; i < argc; i++)
  82     {
  83         /* Note that FromLocale() can be used before libvlc is initialized */
  84         const char *path = FromLocale (argv[i]);
  85         char *arg;
  86
  87         if (asprintf (&arg, "--plugin-path=%s", path) == -1)
  88             abort ();
  89
  90         const char *const vlc_argv[] = {
  91             "--ignore-config",
  92             "--quiet",
  93             "--no-media-library",
  94             arg,
  95             NULL,
  96         };
  97         size_t vlc_argc = sizeof (vlc_argv) / sizeof (vlc_argv[0]) - 1;
  98
  99         libvlc_instance_t *vlc = libvlc_new (vlc_argc, vlc_argv);
 100         if (vlc != NULL)
 101             libvlc_release (vlc);
 102         free (arg);
 103         if (vlc == NULL)
 104             fprintf (stderr, "No plugins in %s\n", path);
 105         LocaleFree (path);
 106         if (vlc == NULL)
 107             return 1;
 108     }
 109
 110     return 0;
 111 }