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Re: rebaseall breaks zsh?
- From: Christopher Faylor <cgf-no-personal-reply-please at cygwin dot com>
- To: cygwin at cygwin dot com
- Date: Mon, 12 Jan 2004 16:40:58 -0500
- Subject: Re: rebaseall breaks zsh?
- References: <Law9-OE64jNIFVoaad5000074d3@hotmail.com> <20031222151939.GI1560@tishler.net> <Pine.LNX.firstname.lastname@example.org>
- 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:
>> 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.
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