From mboxrd@z Thu Jan  1 00:00:00 1970
From: Junio C Hamano <gitster@pobox.com>
Subject: Re: What's cooking in git.git (topics)
Date: Thu, 28 Jun 2007 17:02:19 -0700
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Cc: git@vger.kernel.org
To: Matthias Lederhofer <matled@gmx.net>
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Matthias Lederhofer <matled@gmx.net> writes:

> When doing more stuff in receive-pack old hooks might stop working
> break.
>
> For example receive-pack could set up GIT_WORK_TREE with a sane
> default value if a working tree can be found, i.e.
>     $ export GIT_WORK_TREE=$(dirname $(pwd))
> if the working tree is in the parent directory
>     $ export GIT_WORK_TREE=$(git config core.worktree)
> if core.worktree is set and otherwise GIT_WORK_TREE is not exported.
> This way hooks can just use GIT_WORK_TREE for the working tree if
> they don't need anything special.

Your analysis looks good.  Probably we can start without doing
anything to see if anybody screams.