//線程入口函數(全局)
    UINT MyThreadProc(LPVOID pParam)
    {
        //在需要添加返回值的地方
        if (...)
        {
            AfxEndThread(0);
            return 0;
        }

        if (...)
        {
            AfxEndThread(1);
            return 1;
        }
        ...
    }


    //在主線程中創建線程,并獲取線程函數的返回值
    CWinThread* pThread = AfxBeginThread(MyThreadProc, NULL, THREAD_PRIORITY_NORMAL, 0, 0, NULL);
    pThread->m_bAutoDelete = FALSE;//設置不自動釋放
    pThread->ResumeThread();//恢復運行
    WaitForSingleObject(pThread->m_hThread, -1);//等待運行結束
    DWORD dwResult(0);
    BOOL flag = ::GetExitCodeThread(pThread->m_hThread, &dwResult);//執行成功返回TRUE,否則為FALSE. dwResult存儲線程函數的返回值
    if (dwResult == 0)
    {
        ...
    }
    else if (dwResult == 1)
    {
        ...
    }