Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Subscribe: <mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive: <http://sources.redhat.com/ml/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-help AT cygwin DOT com>, <http://sources.redhat.com/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
Date: Mon, 12 Jan 2004 16:40:58 -0500
From: Christopher Faylor <cgf-no-personal-reply-please AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: rebaseall breaks zsh?
Message-ID: <20040112214058.GA24046@redhat.com>
Mail-Followup-To: cygwin AT cygwin DOT com
References: <Law9-OE64jNIFVoaad5000074d3 AT hotmail DOT com> <20031222151939 DOT GI1560 AT tishler DOT net> <Pine DOT LNX DOT 4 DOT 53 DOT 0312221015110 DOT 7948 AT gremlin DOT fruitbat DOT org>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <Pine.LNX.4.53.0312221015110.7948@gremlin.fruitbat.org>
User-Agent: Mutt/1.4.1i
X-IsSubscribed: yes
Reply-To: cygwin AT cygwin DOT com

On Mon, Dec 22, 2003 at 10:21:28AM -0800, Peter A. Castro wrote:
>On Mon, 22 Dec 2003, Jason Tishler wrote:
>
>> Rafael,
>>
>> Sorry for the delay...
>>
>> On Wed, Dec 10, 2003 at 01:26:07AM -0800, Rafael Kitover wrote:
>> > I noticed that the rebaseall scripts rebases /usr/bin/libzsh-4.0.4.dll
>> > and the modules in /usr/lib/zsh/4.1.1/zsh/*.dll, and that this breaks
>> > zsh. Rebasing libzsh stops zsh from starting, and rebasing the modules
>> > stops them from loading.
>> >
>> > If this is the case, and not just something messed up on my system,
>> > adding:
>> >
>> > -e '/\/libzsh-.*\.dll$/d' -e '/\/lib\/zsh/d'
>> >
>> > To the sed filter on the script should fix it. Or perhaps making an
>> > /etc/rebase.conf with exclusion filters. Want me to make a patch?
>>
>> Let's wait to see what the zsh maintainer comes up with.
>
>I've reproduced the problem under a debugger and it's very interesting.
>The segfault occurs before main even gets control.  From the looks of it,
>the cygwin runtime faults trying to resolve some entry point that still
>points to the old image base address, which is below the rebased image
>base address (so no wonder it's faulting).  I'm trying to come up with a
>simple test case, but I'm about to leave for the holidays, so I'll get
>right back on it after the new year.

Whatever happened here?  I've just noticed this myself so I'm wondering
if there is a fix (to either zsh or rebase) in the queue.

cgf

--
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/