Function gctm

app/redis-6.2.6/deps/lua/src/loadlib.c:286–291

** __gc tag method: calls library's `ll_unloadlib' function with the lib ** handle */

** handle
*/
static int gctm (lua_State *L) {
  void **lib = (void **)luaL_checkudata(L, 1, "_LOADLIB");
  if (*lib) ll_unloadlib(*lib);
  *lib = NULL;  /* mark library as closed */
  return 0;
}


static int ll_loadfunc (lua_State *L, const char *path, const char *sym) {