X-Recipient:	archive-cygwin AT delorie DOT com
X-Spam-Check-By:	sourceware.org
Date:	Tue, 31 Mar 2009 13:24:27 +0200
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: execve issues, and execve with cygrunsrv
Message-ID:	<20090331112427.GC12738@calimero.vinschen.de>
Reply-To:	cygwin AT cygwin DOT com
Mail-Followup-To:	cygwin AT cygwin DOT com
References:	<49D0B0CD DOT 6050009 AT pocock DOT com DOT au>
MIME-Version:	1.0
In-Reply-To:	<49D0B0CD.6050009@pocock.com.au>
User-Agent:	Mutt/1.5.19 (2009-02-20)
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 Mar 30 12:45, Daniel Pocock wrote:
>
>
> Hi,
>
> I'm using the execve call in a UNIX program (which works successfully),
> and now I am testing it with Cygwin.
>
> The program is using execve as a way to restart itself after receiving
> SIGHUP.
>
> The child process started by execve seems to be unable to work properly,
> I observe various errors:
> - DNS lookups fail
> - binding to UDP sockets fails

Is that with Cygwin 1.5.25 or with Cygwin 1.7?  If it's 1.5.25, could
you try if this still occurs under Cygwin 1.7?

Does this only happen when started from a native Windows process (cmd.exe
or so) or does this also happen when started from Cygwin's bash?

> Furthermore, I would like the process to become a service started by
> cygrunsrv.  Is it safe to use execve in a process started by cygrunsrv?

Did you try?


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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

- Raw text -