if (counter == 2) {

return -1;

}

else {

memset(buf, 0, max);

strcat(buf, " test ");

counter++;

return std::string(buf).size();

}

public:

const std::shared_ptr<http_response> render_GET(const http_request& req) {

return std::shared_ptr<deferred_response<void> >(new deferred_response<void>(test_callback, nullptr, "cycle callback response"));

}

webserver ws = create_webserver(8080);

deferred_resource hwr;

ws.register_resource("/hello", &hwr);

ws.start(true);

return 0;