From: Junio C Hamano <gitster@pobox.com>
Date: Mon, 22 Feb 2010 23:16:50 GMT
Subject: Re: [PATCH] submodules: ensure clean environment when operating in a submodule
Message-ID: <7vsk8s274t.fsf@alter.siamese.dyndns.org>
In-Reply-To: <cb7bb73a1002221456q6c113675i7453e0115814c99c@mail.gmail.com>

Giuseppe Bilotta <giuseppe.bilotta@gmail.com> writes:

> Good point. All GIT_* env variables should be resent when descending
> into a submodule. Is there a way to loop over them, or do I have to do
> something horrible like env | grep ^GIT_ | cut -f1 -d=  to get the
> list?

I would suggest to enumerate only what you care about explicitly, without
consulting the user's environment.  The user may have variables you do not
know about and not related to git at all.

IOW, don't try to be too clever for your own good ;-)