X-Recipient:	archive-cygwin AT delorie DOT com
DomainKey-Signature:	a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:date:from:to:subject:message-id:reply-to
	:references:mime-version:content-type:in-reply-to; q=dns; s=
	default; b=eaUcCTOcP7v94PW+SA8/X6w7i77z/M5Lt/gfWDJIzq5EE7oQwcJaW
	Ljx1dhgbCMy+AZ3yb74F4wb0NAEvz0i7sfCgUb6G3tAI40L8fjWwS1lySXAiD4c7
	/dyyJw6NO3y2tgV3nwD7+UsCUkCr0ia1obXay2gcv6+PLEvi+FseR4=
DKIM-Signature:	v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:date:from:to:subject:message-id:reply-to
	:references:mime-version:content-type:in-reply-to; s=default;
	bh=c/tmATSqef9LFmgimFdLAYG2mnM=; b=yY0ndqoFdKB5XpgIAY13TRjK8Ftj
	WBEDW2PfCuh90+ooChxKlQ2Df7pt7yOlvz2IvMT/SFMuZp+Mwu2SZuJLzQHfGocQ
	WwCgw9a9/o/5xfVTFOVEpV408lTHA06jeGfKZbeg+yc+sqm/W/OP1LwOaCqjqbir
	V16vYzFBAk4FMRE=
Mailing-List:	contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id:	<cygwin.cygwin.com>
List-Subscribe:	<mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive:	<http://sourceware.org/ml/cygwin/>
List-Post:	<mailto:cygwin AT cygwin DOT com>
List-Help:	<mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender:	cygwin-owner AT cygwin DOT com
Mail-Followup-To:	cygwin AT cygwin DOT com
Delivered-To:	mailing list cygwin AT cygwin DOT com
X-Spam-SWARE-Status:	No, score=-1.4 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,RCVD_IN_HOSTKARMA_YE autolearn=ham version=3.3.1
X-Mail-Handler:	Dyn Standard SMTP by Dyn
X-Report-Abuse-To:	abuse AT dyndns DOT com (see http://www.dyndns.com/services/sendlabs/outbound_abuse.html for abuse reporting information)
X-MHO-User:	U2FsdGVkX18z3XCDDZUkSGqWUQ+t7tbg
Date:	Fri, 29 Mar 2013 09:29:42 -0400
From:	Christopher Faylor <cgf-use-the-mailinglist-please AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: SIGCHLD is not delivered
Message-ID:	<20130329132942.GD3460@ednor.casa.cgf.cx>
Reply-To:	cygwin AT cygwin DOT com
Mail-Followup-To:	cygwin AT cygwin DOT com
References:	<5154460D DOT 4090101 AT mathematik DOT uni-kl DOT de>
MIME-Version:	1.0
In-Reply-To:	<5154460D.4090101@mathematik.uni-kl.de>
User-Agent:	Mutt/1.5.20 (2009-06-14)

On Thu, Mar 28, 2013 at 02:30:53PM +0100, Andreas Steenpa? wrote:
>I have noticed that sometimes SIGCHLD is not delivered when a child
>process exits. I can reproduce this behaviour reliably under the
>following, very special circumstances:

I've uploaded a new snapshot which seems to fix this problem.  Before
running it, I could see a rare when I ran your test case in a loop.
After, I never saw a hang.

Thanks for the test case and please give the snapshot a try.

cgf

--
Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple

- Raw text -