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From: Jim Meyering <jim@meyering.net>
To: tromey@redhat.com
Cc: "H.J. Lu" <hjl.tools@gmail.com>,  GDB <gdb@sourceware.org>
Subject: Re: gdb.git mirror is broken
In-Reply-To: <m3skdw5wxa.fsf@fleche.redhat.com> (Tom Tromey's message of "Tue, 	06 Oct 2009 10:06:41 -0600")
References: <6dc9ffc80910051730p207a14f2m5ee6ff560ea60c33@mail.gmail.com> 	<87ws397z1b.fsf@meyering.net> 	<6dc9ffc80910060608u60ccf9eal72ab51f216b7f75c@mail.gmail.com> 	<87ocok4nvz.fsf@meyering.net> <m3skdw5wxa.fsf@fleche.redhat.com>
Date: Tue, 06 Oct 2009 16:21:00 -0000
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Tom Tromey wrote:
>>>>>> "Jim" == Jim Meyering <jim@meyering.net> writes:
> Jim> Since some directories are shared between projects, one way would
> Jim> be to make each directory into its own git repository.
> Jim> Then, a separate gdb.git repository would include them
> Jim> via a git submodule.
>
> I thought that submodules could not be used to share files in the
> top-level directory.  This is why I think submodules are not a viable
> solution for src -- anything in that directory is shared, not only by
> all the src projects, but also by gcc.

You can put the top-level files in their own repository and make that
a submodule, then have either a VC'd symlink for each file (ugly, and
not as maintainable, IMHO) or a bootstrap/autogen.sh-style script that
creates the links.