Function luaL_setmetatable

extlibs/sol3/include/sol/sol.hpp:2665–2669

}

COMPAT53_API void luaL_setmetatable(lua_State *L, const char *tname) {
	luaL_checkstack(L, 1, "not enough stack slots");
	luaL_getmetatable(L, tname);
	lua_setmetatable(L, -2);
}

COMPAT53_API void *luaL_testudata(lua_State *L, int i, const char *tname) {
	void *p = lua_touserdata(L, i);