+
+static int vlclua_add_modules_path_inner( lua_State *L, const char *psz_path )
+{
+ /* FIXME: don't use luaL_dostring */
+ char *psz_command = NULL;
+ if( asprintf( &psz_command,
+ "package.path =[[%s"DIR_SEP"modules"DIR_SEP"?.lua;]]..package.path",
+ psz_path ) < 0 )
+ {
+ return 1;
+ }
+
+ if( luaL_dostring( L, psz_command ) )
+ {
+ free( psz_command );
+ return 1;
+ }
+ free( psz_command );
+
+ return 0;
+}
+
+int __vlclua_add_modules_path( vlc_object_t *obj, lua_State *L, const char *psz_filename )
+{
+ /* Setup the module search path:
+ * * "The script's directory"/modules
+ * * "The script's parent directory"/modules
+ * * and so on for all the next directories in the directory list
+ */
+
+ char *psz_path = strdup( psz_filename );
+ if( !psz_path )
+ return 1;
+
+ char *psz_char = strrchr( psz_path, DIR_SEP_CHAR );
+ if( !psz_char )
+ {
+ free( psz_path );
+ return 1;
+ }
+ *psz_char = '\0';
+
+ /* psz_path now holds the file's directory */
+ psz_char = strrchr( psz_path, DIR_SEP_CHAR );
+ if( !psz_char )
+ {
+ free( psz_path );
+ return 1;
+ }
+ *psz_char = '\0';
+
+ /* psz_path now holds the file's parent directory */
+ if( vlclua_add_modules_path_inner( L, psz_path ) )
+ {
+ free( psz_path );
+ return 1;
+ }
+ *psz_char = DIR_SEP_CHAR;
+
+ /* psz_path now holds the file's directory */
+ if( vlclua_add_modules_path_inner( L, psz_path ) )
+ {
+ free( psz_path );
+ return 1;
+ }
+
+ char *ppsz_dir_list[] = { NULL, NULL, NULL, NULL };
+ vlclua_dir_list( obj, psz_char+1/* gruik? */, ppsz_dir_list );
+ char **ppsz_dir = ppsz_dir_list;
+
+ for( ; *ppsz_dir && strcmp( *ppsz_dir, psz_path ); ppsz_dir++ );
+ free( psz_path );
+
+ for( ; *ppsz_dir; ppsz_dir++ )
+ {
+ psz_path = *ppsz_dir;
+ psz_char = strrchr( psz_path, DIR_SEP_CHAR );
+ if( !psz_char )
+ goto exit;
+
+ *psz_char = '\0';
+ if( vlclua_add_modules_path_inner( L, psz_path ) )
+ goto exit;
+ *psz_char = DIR_SEP_CHAR;
+
+ if( vlclua_add_modules_path_inner( L, psz_path ) )
+ goto exit;
+ }
+
+ vlclua_dir_list_free( ppsz_dir_list );
+ return 0;
+
+ exit:
+ vlclua_dir_list_free( ppsz_dir_list );
+ return 1;
+}
+