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 #include <stdbool.h>
  29 #ifdef HAVE_GETOPT_H
  30 # include <getopt.h>
  31 #endif
  32
  33 static void version (void)
  34 {
  35     puts ("LibVLC plugins cache generation version "VERSION);
  36 }
  37
  38 static void usage (const char *path)
  39 {
  40     printf (
  41 "Usage: %s <path>\n"
  42 "Generate the LibVLC plugins cache for the specified plugins directory.\n",
  43             path);
  44 }
  45
  46 int main (int argc, char *argv[])
  47 {
  48 #ifdef HAVE_GETOPT_H
  49     static const struct option opts[] =
  50     {
  51         { "help",       no_argument,       NULL, 'h' },
  52         { "version",    no_argument,       NULL, 'V' },
  53         { NULL,         no_argument,       NULL, '\0'}
  54     };
  55
  56     int c;
  57
  58     while ((c = getopt_long (argc, argv, "hV", opts, NULL)) != -1)
  59         switch (c)
  60         {
  61             case 'h':
  62                 usage (argv[0]);
  63                 return 0;
  64             case 'V':
  65                 version ();
  66                 return 0;
  67             default:
  68                 usage (argv[0]);
  69                 return 1;
  70         }
  71 #else
  72     int optind = 1;
  73 #endif
  74
  75     for (int i = optind; i < argc; i++)
  76     {
  77         const char *path = argv[i];
  78
  79         if (setenv ("VLC_PLUGIN_PATH", path, 1))
  80             abort ();
  81
  82         const char *vlc_argv[4];
  83         int vlc_argc = 0;
  84
  85         vlc_argv[vlc_argc++] = "--quiet";
  86         vlc_argv[vlc_argc++] = "--reset-plugins-cache";
  87         vlc_argv[vlc_argc++] = "--"; /* end of options */
  88         vlc_argv[vlc_argc] = NULL;
  89
  90         libvlc_instance_t *vlc = libvlc_new (vlc_argc, vlc_argv);
  91         if (vlc != NULL)
  92             libvlc_release (vlc);
  93         if (vlc == NULL)
  94             fprintf (stderr, "No plugins in %s\n", path);
  95         if (vlc == NULL)
  96             return 1;
  97     }
  98
  99     return 0;
 100 }