Re: MFC DLL - ExitInstance hang on WaitForSingleObject

From:
"Scott McPhillips [MVP]" <org-dot-mvps-at-scottmcp>
Newsgroups:
microsoft.public.vc.mfc
Date:
Mon, 4 May 2009 11:11:17 -0400
Message-ID:
<uLT9UqMzJHA.1196@TK2MSFTNGP03.phx.gbl>
"Erakis" <Erakis@discussions.microsoft.com> wrote in message
news:9491476E-8700-4DD8-8BED-0D2D73332B05@microsoft.com...

Hi,

First of all I want to thank you for your helpfull advise :)

However I have some question that I did not found the answer during
week-end.

Suppose I'm using the m_bAutoDelete as you propose and I still need to
wait
for thread to be started ; ** Take a look at the WAIT_TIMEOUT condition **

------------------------------------------------------------------------------------
// Create startup event
m_hStartupEvent = CreateEvent(NULL, TRUE, FALSE, NULL);

// Create main thread
m_PoolerThread = AfxBeginThread( PoolerThreadProc, static_cast<LPVOID>(
this
), THREAD_PRIORITY_NORMAL, 0, CREATE_SUSPENDED );
m_PoolerThread.m_bAutoDelete = FALSE;

// Resume thread
m_PoolerThread.ResumeThread();

// Check for startup event
switch( WaitForSingleObject( m_hStartupEvent, 1000) )
{
  case WAIT_TIMEOUT :
       bRet = FALSE; // Thread time-out
       // If I well understood the thread could be still be running here ?
       // So what should I do ? I think I'd should stop it ? But how to
stop it correctly ?
       // Simply called "delete m_PoolerThread" ?
  break;


If you get this timeout then the thread has not yet started. That makes it
impossible to stop it. Why do you want this timeout? The code is simple
enough that the thread should always start. (But you have no way to know
how long it might take.) Instead of passing a timeout value you can pass
INFINITE.

--
Scott McPhillips [VC++ MVP]

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