Minimal Lua interpreter

minlua.c

#include <lua.h>
#include <lualib.h>
#include <lauxlib.h>

#include <stdio.h>

int main(int argc, char *argv[])
{
    lua_State *L = luaL_newstate();
    luaL_openlibs(L);

    if (argc == 2)
        luaL_dofile(L, argv[1]);
    else
        fprintf(stderr, "Usage: %s <script.lua>\n", argv[0]);

    lua_close(L);
}