X-Recipient: archive-cygwin AT delorie DOT com
X-Spam-Check-By: sourceware.org
Date: Sun, 10 Jan 2010 12:00:29 +0100
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: Update problems
Message-ID: <20100110110029.GC9041@calimero.vinschen.de>
Reply-To: cygwin AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
References: <web-28750510 AT remus DOT csulb DOT edu>  <4B46A4C3 DOT 2000803 AT cygwin DOT com>  <4B47986F DOT 2020609 AT t-online DOT de>  <4B47B3FA DOT 1010101 AT cygwin DOT com>  <4B47DBAE DOT 5000901 AT monai DOT ca>  <20100109100941 DOT GL23992 AT calimero DOT vinschen DOT de>  <20100110042827 DOT GA21035 AT ednor DOT casa DOT cgf DOT cx>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20100110042827.GA21035@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
Precedence: bulk
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 Jan  9 23:28, Christopher Faylor wrote:
> On Sat, Jan 09, 2010 at 11:09:41AM +0100, Corinna Vinschen wrote:
> >The most pressing problem is the replacement of the cygwin DLL itself.
> >It's like installing a new kernel in Linux.  However, in Linux you have
> >to reboot to use the new kernel, while Cygwin is just a DLL.  After the
> >rename and replace operation, existing processes will use the old DLL
> >while new processes will use the new DLL.  This is bound to break and
> >there's no clean way to do it, except to replace the Cygwin DLL while
> >no other Cygwin process is running.
> 
> In other words, the problem which has always been the problem is still
> the problem.

A fair summary.


Corinna

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

--
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