From: marco atzeri <marco.atzeri@gmail.com>
To: cygwin@cygwin.com
Subject: Re: Intermittent failures retrieving process exit codes - snapshot test requested
Date: Fri, 21 Dec 2012 22:23:00 -0000 [thread overview]
Message-ID: <50D4E144.706@gmail.com> (raw)
In-Reply-To: <20121221193620.GA29203@ednor.casa.cgf.cx>
On 12/21/2012 8:36 PM, Christopher Faylor wrote:
> On Fri, Dec 21, 2012 at 06:02:19PM +0100, Corinna Vinschen wrote:
>> On Dec 21 11:10, Christopher Faylor wrote:
>>> On Fri, Dec 21, 2012 at 11:32:41AM +0100, Corinna Vinschen wrote:
>>>> Maybe the signal thread should really not exit by itself, but just
>>>> wait until the TerminateThread is called. Chris?
>>>
>>> If the analysis is correct, that just fixes one symptom doesn't it?
>>> There are potentially many threads running in any Cygwin program
>>> and it sounds like any one of them could trigger this.
>>
>> Right. I guess the question is how to synchronize things so that the
>> thread calling TerminateProcess is actually the last one, making sure
>> its return value is used.
>>
>> Maybe the NtQueryInformationThread(ThreadAmILastThread) call is of some
>> help. Or we have to keep all thread IDs of the self-started threads
>> available to terminate them explicitely at process exit.
>
> I checked in a complicated fix for this problem which only affected
> Cygwin-created threads. But, then, I thought about another riskier but
> simpler fix. That version is now in CVS and I'm generating a new
> snapshot with it.
>
> I tested this lightly on Windows 7 and 32-bit XP but it would be nice to
> hear if multi-threaded things like X work on other platforms too.
>
> If you test a snapshot, note that I'm still tracking down Ken Brown's
> reporte emacs regression in recent snapshots so that will still be
> broken.
>
> cgf
>
I think the Xserver doesn't like it.
on 20121221 it freezes on start on W7/64
no issue on 20121218
Regards
Marco
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next prev parent reply other threads:[~2012-12-21 22:23 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-07 19:55 Intermittent failures retrieving process exit codes Tom Honermann
2012-12-07 21:54 ` Tom Honermann
2012-12-07 23:07 ` bartels
2012-12-21 6:30 ` Tom Honermann
2012-12-21 10:33 ` Corinna Vinschen
2012-12-21 12:15 ` Nick Lowe
2012-12-21 19:45 ` Tom Honermann
2012-12-22 3:09 ` Nick Lowe
2012-12-21 16:10 ` Christopher Faylor
2012-12-21 17:02 ` Corinna Vinschen
2012-12-21 19:36 ` Intermittent failures retrieving process exit codes - snapshot test requested Christopher Faylor
2012-12-21 20:37 ` Daniel Colascione
2012-12-21 22:23 ` marco atzeri [this message]
2012-12-21 23:09 ` Tom Honermann
2012-12-22 2:53 ` Christopher Faylor
2012-12-22 2:57 ` Tom Honermann
2012-12-22 2:49 ` Christopher Faylor
2012-12-22 3:14 ` Christopher Faylor
2012-12-22 9:06 ` marco atzeri
2012-12-22 17:50 ` Christopher Faylor
2012-12-23 16:56 ` Christopher Faylor
2012-12-23 18:54 ` marco atzeri
2012-12-27 20:50 ` Tom Honermann
2012-12-29 21:57 ` Christopher Faylor
2013-01-01 1:45 ` Tom Honermann
2013-01-01 5:36 ` Christopher Faylor
2013-01-02 19:15 ` Tom Honermann
2013-01-02 20:48 ` Christopher Faylor
2013-01-02 20:53 ` Daniel Colascione
2013-01-02 21:41 ` Christopher Faylor
2013-01-02 21:25 ` Tom Honermann
2013-01-15 22:17 ` Intermittent failures with ctrl-c (was: retrieving process exit codes) Tom Honermann
2013-01-16 2:04 ` Christopher Faylor
2013-01-16 16:38 ` Intermittent failures with ctrl-c Tom Honermann
2013-01-16 16:53 ` marco atzeri
2013-01-16 17:42 ` Tom Honermann
2013-01-16 18:05 ` Earnie Boyd
2013-01-16 18:51 ` Tom Honermann
2013-01-16 18:59 ` Christopher Faylor
2013-01-16 20:19 ` Tom Honermann
2013-01-16 22:23 ` Christopher Faylor
2013-01-18 20:12 ` Tom Honermann
2013-01-19 5:58 ` Christopher Faylor
2013-01-20 22:09 ` Tom Honermann
2013-01-23 3:20 ` Tom Honermann
2013-01-23 5:27 ` Christopher Faylor
2013-01-23 18:18 ` Tom Honermann
2013-01-23 18:35 ` Christopher Faylor
2013-01-24 4:12 ` Tom Honermann
2013-01-16 19:14 ` Christopher Faylor
2013-01-16 20:24 ` Tom Honermann
2012-12-21 20:01 ` Intermittent failures retrieving process exit codes Tom Honermann
2013-11-14 4:02 ` Tom Honermann
2013-11-14 9:20 ` Corinna Vinschen
2013-11-14 15:21 ` Tom Honermann
2013-11-15 18:53 ` Denis Excoffier
2013-11-15 19:21 ` Christopher Faylor
2013-11-17 13:30 ` Denis Excoffier
2013-11-15 22:15 ` Tom Honermann
2013-11-25 19:59 ` Lasse Collin
2013-11-25 23:12 ` Antivirus strikes back (probably) (Was: Intermittent failures retrieving process exit codes) Denis Excoffier
2013-11-26 21:09 ` Denis Excoffier
2013-11-26 23:36 ` Christopher Faylor
2013-11-26 21:09 ` Denis Excoffier
2013-12-01 13:24 ` Lasse Collin
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