[MERGE] fix handling of stacked-on branch in smart server

[Martin Pool]

On Wed, Nov 12, 2008 at 9:28 AM, Aaron Bentley <aaron at aaronbentley.com> wrote:
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> Hi all,
>
> The current HPSS stacking code treats the stacked-on URL as if it's a
> repository location, so it fails when the stacked-on branch is in a
> shared repository.  This patch fixes it so it opens the branch and gets
> the repository from that.  That way, it will follow branch references
> and open the correct repository.

This will have the consequence that it will get the fallback
repository with its own fallback repositories configured within, if
that branch specifies one.  I'm not saying that's necessarily wrong.

-- 
Martin <http://launchpad.net/~mbp/>