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Date: Sun, 24 Feb 2019 08:57:26 -0800
From: "Mike Gran via cygwin" <cygwin@cygwin.com>
Reply-To: Mike Gran <spk121@yahoo.com>
To: cygwin@cygwin.com
Subject: Re: return value of getitimer after an alarm
Message-ID: <20190224165726.GA8095@joshua.dnsalias.com>
References: <20190224065837.GA14582@joshua.dnsalias.com> <20190224091858.GD4133@calimero.vinschen.de>
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On Sun, Feb 24, 2019 at 10:18:58AM +0100, Corinna Vinschen wrote:
> On Feb 23 22:58, Mike Gran via cygwin wrote:
> > Hi-
> > 
> > There is an unusual behaviour with setitimer/getitimer and I'm not
> > sure if it is a bug or not.
> > 
> > Basically, if I call setitimer to set an SIGALRM, and then call
> > getitimer *after* the alarm goes off, I rather expect the time I
> > receive from getitimer should be {tv_sec = 0, tv_usec = 0}, but, in
> > fact, it_value is the negative of the unix timestamp.
> > 
> > Attached is a test case.
> 
> Thanks for the testcase.  The reason for the problem is this:
> I optimized a condition in Cygwin's POSIX timers "gettime" method.
> I optimized it so effecively that it was practically invisible :}
> 
> I pushed a patch and uploaded new developer snapshots to
> https://cygwin.com/snapshots/
> 
> Please test.

Works for me.  Thanks for your help.

-Mike Gran


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