From: Junio C Hamano <gitster@pobox.com>
Date: Fri, 20 Jan 2017 21:41:54 GMT
Subject: Re: [RFC/PATCH] Disallow commands from within unpopulated submodules.
Message-ID: <xmqq37gdxvbx.fsf@gitster.mtv.corp.google.com>
In-Reply-To: <20170120200041.hefg44stddqe344z@sigill.intra.peff.net>

Jeff King <peff@peff.net> writes:

>> And in my current understanding of submodules the check in
>> .gitmodules ought to be enough, too.
>
> Yeah, that probably makes sense. You can have a gitlink without a
> .gitmodules file, but I don't quite know what that would mean in terms
> of submodules (I guess it's not a submodule but "something else").

That may be a lot better than reading the index unconditionally, but
I'd rather not to see "git rev-parse" read ".gitmodules" at all.  It
would discourage scripted use of Git for no good reason.