Someone

                lua_State *L = lua_open();
                
                luaopen_base(L);
                luaopen_table(L);
                luaopen_io(L);
                luaopen_string(L);

                char cmd[200];
                if(gets(cmd))
                {
                    luaL_loadstring(L, cmd);
                }
                                
                lua_close(L);