X-Spam-Check-By: sourceware.org
Date: Wed, 19 Jul 2006 18:00:44 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: bug in /proc/*/cmdline
Message-ID: <20060719160044.GB8056@calimero.vinschen.de>
Reply-To: cygwin AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
References: <2460 DOT 130 DOT 240 DOT 136 DOT 130 DOT 1153318997 DOT squirrel AT pinus DOT tt DOT luth DOT se>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <2460.130.240.136.130.1153318997.squirrel@pinus.tt.luth.se>
User-Agent: Mutt/1.4.2i
Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
Precedence: bulk
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 Jul 19 16:23, Bengt-Arne Fjellner wrote:
> Hi
> 
> /proc/*/cmdline contains one extra <nul> which makes pgrep,pkill and ps misbehave
> 
> on cygwin
> $ cat /proc/self/cmdline |od -c
> 0000000   c   a   t  \0   /   p   r   o   c   /   s   e   l   f   /   c
> 0000020   m   d   l   i   n   e  \0  \0
> 0000030
> note the terminating <nul><nul>
> 
> on linux(trustix)
> baf AT xxx ~/procps$  cat /proc/self/cmdline |od -c
> 0000000   c   a   t  \0   /   p   r   o   c   /   s   e   l   f   /   c
> 0000020   m   d   l   i   n   e  \0
> 0000027
> 
> This diff makes
> sleep 100&
> pgrep -fx "sleep 100"
> #fail
> #but
> pgrep -fx "sleep 100 "
> #works

Thanks for the hint.  Fixed in CVS.


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/