From: Corinna Vinschen <corinna-cygwin@cygwin.com>
To: Mike Gran <spk121@yahoo.com>
Cc: cygwin@cygwin.com
Subject: Re: return value of getitimer after an alarm
Date: Sun, 24 Feb 2019 10:14:00 -0000 [thread overview]
Message-ID: <20190224091858.GD4133@calimero.vinschen.de> (raw)
In-Reply-To: <20190224065837.GA14582@joshua.dnsalias.com>
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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.
Thanks,
Corinna
--
Corinna Vinschen
Cygwin Maintainer
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next prev parent reply other threads:[~2019-02-24 9:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-24 9:15 Mike Gran via cygwin
2019-02-24 10:14 ` Corinna Vinschen [this message]
2019-02-24 17:27 ` Mike Gran via cygwin
2019-02-24 19:09 ` Corinna Vinschen
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