C / C++ / MFC

class CVfw_receiver_July_18Dlg : ...
{
// ...
    void OnButtonStare()
    {
       DWORD dwThreadId;
       HANDLE h = CreateThread(
                         NULL,
                         0,
                         &CVfw_receiver_July_18Dlg::RawThreadProc,
                         this,
                         0,
                         &dwThreadId
                         );
       if (h)
       {
          CloseHandle(h); // If you don't need it close it or you'll leak HANDLEs.
       }
    }
 
    DWORD ThreadProc()
    {
       // Do stuff here.
    }
 
    static DWORD WINAPI RawThreadProc(LPVOID lpParameter)
    {
       CVfw_receiver_July_18Dlg *pThis = static_cast<CVfw_receiver_July_18Dlg *>(lpParameter);
       return pThis->ThreadProc();
    }
// ...
};

Stephen Hewitt wrote:

PS: Unless you know what you're doing you shoudn't use CreateThread. Use beginthread or beginthreadex instead.

led mike wrote:

Also not a great idea to send a UI based class as the LPARAM to a Thread Proc

Stephen Hewitt wrote:

I would argue that multi-threading is not a good idea at all unless you know what you're doing however.

Mark F. wrote:

I believe that the RegEx download from Dr. John Maddock's site has already been built using bjam.

LCI wrote:

Where do i start when figuring out an error LNK2019: unresolved external symbol ?

void MyPrintf( const char *pFormat, ... )
{
    va_list marker;
 
    va_start(marker, pFormat);
    vprintf(pFormat, marker);
    vfprintf(stderr, pFormat, marker);
    va_end(marker);
}
 
void main( void )
{
    MyPrintf("%s\n", "Hello World");
    MyPrintf("%d\n", 123);
}

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