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/*******************************************************************************************
*
* raylib-lua-sol v0.0.1 - Launcher for raylib Lua applications.
*
* DEPENDENCIES:
*
* raylib - http://www.raylib.com
* sol - https://github.com/ThePhD/sol2/
* Lua - http://www.lua.org
*
* COMPILATION (GCC):
*
* mkdir build
* cd build
* cmake ..
* make
*
* USAGE:
*
* Just launch your raylib .lua file from command line:
* ./raylib-lua-sol core_basic_window.lua
*
* or drag & drop your .lua file over raylib-lua-sol.exe
*
*
* LICENSE: zlib/libpng
*
* Copyright (c) 2018 Rob Loach (@RobLoach)
*
* This software is provided "as-is", without any express or implied warranty. In no event
* will the authors be held liable for any damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose, including commercial
* applications, and to alter it and redistribute it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not claim that you
* wrote the original software. If you use this software in a product, an acknowledgment
* in the product documentation would be appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be misrepresented
* as being the original software.
*
* 3. This notice may not be removed or altered from any source distribution.
*
********************************************************************************************/
#include <limits>
#include <iostream>
#include <string>
#include "raylib.h"
#define SOL_PRINT_ERRORS 1
#define SOL_ALL_SAFETIES_ON 1
#include <sol/sol.hpp>
#include "raylib-lua-sol.hpp"
int main(int argc, char *argv[])
{
std::string executableName;
std::string fileToLoad;
switch (argc) {
case 0:
executableName = "raylib-lua-sol";
fileToLoad = "main.lua";
break;
case 1:
executableName = argv[0];
fileToLoad = "main.lua";
break;
default:
executableName = argv[0];
fileToLoad = argv[1];
break;
}
if (!FileExists(fileToLoad.c_str())) {
std::cout << "Usage:" << std::endl << " " << GetFileName(executableName.c_str()) << " myfile.lua" << std::endl << std::endl;
std::cout << "Attempted file " << fileToLoad << " was not found." << std::endl;
return 1;
}
if (!IsFileExtension(fileToLoad.c_str(), ".lua")) {
std::cout << "Expected file to be a .lua file." << std::endl;
return 1;
}
// Build the Lua environment.
sol::state lua;
// Load some of the Lua base libraries.
// TODO: Use JIT compiler
lua.open_libraries(
sol::lib::base,
sol::lib::package,
sol::lib::string,
sol::lib::math,
sol::lib::table);
// Bootstrap Raylib.
raylib_lua_sol(lua);
// Execute the script.
auto result = lua.safe_script_file(fileToLoad, sol::script_pass_on_error);
if (!result.valid()) {
sol::error err = result;
std::cerr << "The code was unable to run." << std::endl << err.what() << std::endl;
return 1;
}
return 0;
}