X-Recipient:	archive-cygwin AT delorie DOT com
X-Spam-Check-By:	sourceware.org
Date:	Sat, 19 Sep 2009 10:53:36 -0400
From:	Christopher Faylor <cgf-use-the-mailinglist-please AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: [1.7] sigwait bug (SIGCHLD delayed to a next regular signal)
Message-ID:	<20090919145336.GA1502@ednor.casa.cgf.cx>
Reply-To:	cygwin AT cygwin DOT com
Mail-Followup-To:	cygwin AT cygwin DOT com
References:	<loom DOT 20090918T184921-716 AT post DOT gmane DOT org> <20090918213522 DOT GA12527 AT ednor DOT casa DOT cgf DOT cx> <loom DOT 20090919T114836-897 AT post DOT gmane DOT org> <20090919144319 DOT GA31739 AT ednor DOT casa DOT cgf DOT cx>
MIME-Version:	1.0
In-Reply-To:	<20090919144319.GA31739@ednor.casa.cgf.cx>
User-Agent:	Mutt/1.5.20 (2009-06-14)
Mailing-List:	contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id:	<cygwin.cygwin.com>
List-Unsubscribe:	<mailto:cygwin-unsubscribe-archive-cygwin=delorie DOT com AT cygwin DOT 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

On Sat, Sep 19, 2009 at 10:43:19AM -0400, Christopher Faylor wrote:
>I was explaining the problem to you.  As I said, SIGCHLD is a signal
>like any other signal and if you had tried to use a similar mechanism to
>trap, say, SIGINT, you would have seen the same problem.

...and in fact, you did mask SIGINT in your example but, since you
didn't set a handler for it, sigwait() did detect the signal.

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 -