Files
lovedos/src/main.c

93 lines
2.1 KiB
C

/**
* Copyright (c) 2014 rxi
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MIT license. See LICENSE for details.
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include <dos.h>
#include "lib/dmt/dmt.h"
#include "vga.h"
#include "luaobj.h"
#include "keyboard.h"
#include "image.h"
static lua_State *L;
static void deinit(void) {
/* Deinit and clear up everything. Called at exit */
vga_deinit();
keyboard_deinit();
lua_close(L);
dmt_dump(stdout);
}
int luaopen_love(lua_State *L);
int main(void) {
/* Init everything */
atexit(deinit);
vga_init();
keyboard_init();
/* Init lua */
L = luaL_newstate();
luaL_openlibs(L);
luaL_requiref(L, "love", luaopen_love, 1);
int res = luaL_dostring(L,
"package.path = package.path .. ';' .."
"package.path:gsub('%?', 'lua/?')\n"
"require 'main'\n"
"if not love.run then\n"
"function love.run()\n"
"if love.load then love.load() end\n"
"love.timer.step()\n"
"while true do\n"
/* Keyboard Events*/
"for _, e in pairs(love.keyboard.getEvents()) do\n"
"if e.type == 'down' then\n"
"if love.keypressed then love.keypressed(e.code) end\n"
"else\n"
"if love.keyreleased then love.keyreleased(e.code) end\n"
"end\n"
"end\n"
/* Update */
"love.timer.step()\n"
"local dt = love.timer.getDelta()\n"
"if love.update then love.update(dt) end\n"
/* Draw */
"love.graphics.clear()\n"
"if love.draw then love.draw() end\n"
"love.graphics.present()\n"
"end\n"
"end\n"
"end\n"
"if not love.errhand then\n"
"function love.errhand(msg)\n"
"love.system.deinitVGA()\n"
"print('error:')\n"
"print(msg)\n"
"print(debug.traceback('', 2))\n"
"end\n"
"end\n"
"xpcall(love.run, love.errhand)\n"
);
if (res) {
vga_deinit();
const char *err = lua_tostring(L, -1);
printf("error:\n%s\n", err);
}
return 0;
}