C++ 使用C++；LibCurl身份验证以同时请求多个URL

我正在做一个小项目来登录一个网站，这取决于传递的参数数量，我希望它同时请求每个页面从中提取数据。当我只使用一个时，它工作得很好，当我使用线程并在循环中的每个触发器后连接它们时，它们不会执行它们的卷曲动作，我假设是因为句柄试图同时被使用。我想知道如何合并多句柄并将其附加到我的句柄上，以使用已验证的句柄执行多个请求。 我假设multi-handle就是解决方案，但我似乎不知道如何合并它并使用初始句柄发送请求

谢谢大家!

curl_easy_setopt(myHandle, CURLOPT_USERAGENT, "Mozilla/5.0");
curl_easy_setopt(myHandle, CURLOPT_AUTOREFERER, 1);
curl_easy_setopt(myHandle, CURLOPT_FOLLOWLOCATION, 1);
curl_easy_setopt(myHandle, CURLOPT_COOKIEFILE, "");
// Visit the login page once to obtain a PHPSESSID cookie
curl_easy_setopt(myHandle, CURLOPT_URL, "https://example.com/login.php");
curl_easy_setopt(myHandle, CURLOPT_WRITEFUNCTION, WriteCallback2);
curl_easy_perform(myHandle);
CURLcode res;
// Now, can actually login. First we forge the HTTP referer field, or HTS will deny the login
curl_easy_setopt(myHandle, CURLOPT_REFERER, "https://example.com/login.php");
// Next we tell LibCurl what HTTP POST data to submit
const char* data = "USER=user&PASSWORD=password";
curl_easy_setopt(myHandle, CURLOPT_POSTFIELDS, data);
curl_easy_setopt(myHandle, CURLOPT_WRITEFUNCTION, WriteCallback2);
curl_easy_perform(myHandle);

if（argc>3）{
int i=2；
int max_shids=argc-2；
向量线程；
对于（i=2；argv[i]！=nullptr；i++）{
字符串shid=argv[i]；
库特
if (argc > 3) {
   int i = 2;
   int max_shids = argc - 2;
   std::vector<std::thread> threads;
   for (i = 2; argv[i] != nullptr; i++) {
      string shid = argv[i];
      cout << shid << endl;
            
      threads.push_back(std::thread(myFunc, myHandle, shid, closetime));
   }
   for (std::thread& t : threads)
   {
      t.join();
   }
}

void myFunc(CURL* myHandle, string shid, int wait_time) {
    int still_alive = 1;
    Sleep(wait_time);
    cout << shid << endl;
    auto start = std::chrono::system_clock::now();
    std::string readBuffer;
    CURLcode res;
    CURLM* cm;
    string shidurl = "https://example.com/items?=" + shid;
    curl_easy_setopt(myHandle, CURLOPT_URL, shidurl.c_str());
    readBuffer.clear();
    curl_easy_setopt(myHandle, CURLOPT_WRITEFUNCTION, WriteCallback);
    curl_easy_setopt(myHandle, CURLOPT_WRITEDATA, &readBuffer);
    curl_easy_perform(myHandle);
    //std::string(readBuffer.begin(), readBuffer.end());
    string s = std::string(readBuffer.begin(), readBuffer.end());
    ofstream myfile;
    myfile.open(shid+".html");
    myfile << readBuffer;
    myfile.close();
    ifstream data_store;
    auto end = std::chrono::system_clock::now();
    std::chrono::duration<double> elapsed_seconds = end - start;
    std::time_t end_time = std::chrono::system_clock::to_time_t(end);

    std::cout << "finished computation at " << std::ctime(&end_time)
        << "elapsed time: " << elapsed_seconds.count() << "s\n";
    cv.notify_one();
    return;

}