~widelands-dev/widelands/trunk

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/*
 * Copyright (C) 2006-2025 by the Widelands Development Team
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see <https://www.gnu.org/licenses/>.
 *
 */

#ifndef WL_SCRIPTING_LUA_H
#define WL_SCRIPTING_LUA_H

#include <cstdint>
#include <string>

#include "third_party/eris/lua.hpp"

#define luaL_checkint32(L, n) static_cast<int32_t>(luaL_checkinteger(L, (n)))
#define luaL_checkuint32(L, n) static_cast<uint32_t>(luaL_checkinteger(L, (n)))
#define luaL_checkdouble(L, n) static_cast<double>(luaL_checknumber(L, (n)))

#define lua_pushint32(L, n) (lua_pushinteger(L, static_cast<int32_t>(n)))
#define lua_pushuint32(L, n) (lua_pushinteger(L, static_cast<uint32_t>(n)))
#define lua_pushdouble(L, n) (lua_pushnumber(L, static_cast<double>(n)))

void lua_pushstring(lua_State* L, const std::string& s);

lua_State* luaL_checkthread(lua_State* L, int n);

bool luaL_checkboolean(lua_State* L, int n);

std::string get_table_string(lua_State* L,
                             const char* key,
                             bool mandatory,
                             std::string default_value = std::string());
int32_t get_table_int(lua_State* L, const char* key, bool mandatory, int32_t default_value = 0);
bool get_table_boolean(lua_State* L, const char* key, bool mandatory, bool default_value = false);

#endif  // end of include guard: WL_SCRIPTING_LUA_H