Is there a way to find out the current count of a win32 semaphore?

Posted by Paul Oyster on Stack Overflow See other posts from Stack Overflow or by Paul Oyster
Published on 2010-05-02T17:34:11Z Indexed on 2010/05/02 17:38 UTC
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win32

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semaphore

I'm looking for a way with no side effects.

Ideally, the following code would do the trick:

long currentCount = 0;  
::ReleaseSemaphore(h, 0, &currentCount);

But unfortunately 0 is not allowed as the value of lReleaseCount, so the call returns FALSE.

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