#include "lauxlib.h"
#include 
static int my_foo(lua_State* L) {
  lua_pushstring(L, "FOO");
  return 1;
}
static const struct luaL_reg clua001_lib[] = {
  {"foo", my_foo},
  {NULL, NULL}
};
LUALIB_API int luaopen_clua001(lua_State *L) {
  lua_pushvalue(L, LUA_GLOBALSINDEX);
  luaL_openlib(L, NULL, clua001_lib, 0);
  return 0;
}