Function searcher_preload

source/extern/lua/loadlib.c:560–566

static int searcher_preload (lua_State *L) {
  const char *name = luaL_checkstring(L, 1);
  lua_getfield(L, LUA_REGISTRYINDEX, LUA_PRELOAD_TABLE);
  if (lua_getfield(L, -1, name) == LUA_TNIL)  /* not found? */
    lua_pushfstring(L, "\n\tno field package.preload['%s']", name);
  return 1;
}


static void findloader (lua_State *L, const char *name) {