int (*func)(vlc_object_t *, const char *, lua_State *, void *),
lua_State * L, void * user_data );
int vlclua_dir_list( const char *luadirname, char **ppsz_dir_list );
int (*func)(vlc_object_t *, const char *, lua_State *, void *),
lua_State * L, void * user_data );
int vlclua_dir_list( const char *luadirname, char **ppsz_dir_list );