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

int
main(void)
{
	char buff[256];
	int error;
	lua_State *L = lua_open();
	luaL_openlibs(L);
	
	while (fgets(buff, sizeof(buff), stdin) != NULL) {
		error = lua_loadbuffer(L, buff, strlen(buff), "line") ||
			lua_pcall(L, 0, 0, 0);
		if (error) {
			fprintf(stderr, "%s", lua_tostring(L, -1));
			lua_pop(L, 1);
		}
	}

	lua_close(L);
	return 0;
}