On Fri, Apr 20, 2007 at 09:20:05AM +0200, Marcin Waldowski wrote:
> Hello.
> I've made some analysis of PostgreSQL code. It looks like void 
> PGSemaphoreUnlock(PGSemaphore sema) from backend\port\win32_sema.c was 
> executed one time more than needed.

Certainly looks that way.

I've looked at the code there, and can't find a clear problem. One way it
could happen is if the actual PGSemaphoreUnlock() is called once more than

CC:ing to hackers for this question:

Any chance that's happening? If this happens with SysV semaphores, will
they error out, or just say it was done and do nothing? (meaning should we
actuallyi be ignoring this error on windows?)


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