MFC应用程序WinMain函数

Microsoft Visual Studio 14.0\VC\atlmfc\src\mfc\appmodul.cpp

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extern "C" int WINAPI

_tWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,_In_ LPTSTR lpCmdLine, int nCmdShow)
#pragma warning(suppress: 4985)
{
        // call shared/exported WinMain
        return AfxWinMain(hInstance, hPrevInstance, lpCmdLine, nCmdShow);

}

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Microsoft Visual Studio 14.0\VC\atlmfc\src\mfc\winmain.cpp

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int AFXAPI AfxWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,_In_ LPTSTR lpCmdLine, int nCmdShow)
{
        ASSERT(hPrevInstance == NULL);

        int nReturnCode = -1;
        CWinThread* pThread = AfxGetThread();
        CWinApp* pApp = AfxGetApp();

        // AFX internal initialization
        if ( !AfxWinInit(hInstance, hPrevInstance, lpCmdLine, nCmdShow) )
        goto InitFailure;

        // App global initializations (rare)
        if (pApp != NULL && !pApp->InitApplication())
        goto InitFailure;

        // Perform specific initializations
        if ( ! pThread->InitInstance() )
        {
               if (pThread->m_pMainWnd != NULL)
              {
                        TRACE(traceAppMsg, 0, "Warning: Destroying non-NULL m_pMainWnd\n");
                        pThread->m_pMainWnd->DestroyWindow();
                }
                nReturnCode = pThread->ExitInstance();
                goto InitFailure;
        }

        nReturnCode = pThread->Run();

        InitFailure:
 #ifdef _DEBUG
        // Check for missing AfxLockTempMap calls
        if (AfxGetModuleThreadState()->m_nTempMapLock != 0)
        {
                TRACE(traceAppMsg, 0, "Warning: Temp map lock count non-zero (%ld).\n",
                AfxGetModuleThreadState()->m_nTempMapLock);
        }
        AfxLockTempMaps();
        AfxUnlockTempMaps(-1);
#endif
        AfxWinTerm();
        return nReturnCode;
}