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From: Junio C Hamano <gitster@pobox.com>
To: Stefan Beller <sbeller@google.com>
Cc: "git\@vger.kernel.org" <git@vger.kernel.org>,
	Jonathan Nieder <jrnieder@gmail.com>,
	Martin Fick <mfick@codeaurora.org>
Subject: Re: [PATCH] builtin/describe: introduce --broken flag
Date: Tue, 21 Mar 2017 15:41:53 -0700
Message-ID: <xmqqvar2mevi.fsf@gitster.mtv.corp.google.com> (raw)
In-Reply-To: <CAGZ79kbjsm1p+Ag5Q8fii3ncbxSsVLYRwGP=Va=btx8Tfy3aOA@mail.gmail.com>

Stefan Beller <sbeller@google.com> writes:

> AFAICT, someone is (was?) using a version of Git that doesn't contain
> f8eaa0ba98 (submodule--helper, module_clone: always operate
> on absolute paths, 2016-03-31). So then the submodule paths were
> made absolute paths on creation of the Gerrit repo.
>
> And then someone moved the repo and the absolute paths broke.
>
> Even after an upgrade of Git to its latest and greatest version, the underlying
> issue of having broken submodule paths remains in that case.
>
> So there are a couple of ways forward
> 0) as an immediate fix, manually fix the absolute path or make them relative
>
> 1A) have more error resilient tools in Git
> 1B) have a tool in git (e.g. "git submodule fsck-setup") that rewrites
>     the .git file link and the core.worktree setting to be relative and correct.
>
> I think we should do both A and B, I decided to go with A first, specifically
> "git-describe" as that was reported to not work well in this situation with the
> given broken data

Sounds sensible.  I would say that we should do less 1A (i.e. hiding
problems under the rug) and more 1B.  Of course, making the problem
less likely to happen in the first place would be more important ;-)

Thanks.

  reply index

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-21  0:11 [PATCH 0/3] git-describe deals gracefully with broken submodules Stefan Beller
2017-03-21  6:28 ` Junio C Hamano
2017-03-21  6:54   ` Junio C Hamano
2017-03-21 18:51     ` [PATCH] builtin/describe: introduce --broken flag Stefan Beller
2017-03-21 21:51       ` Junio C Hamano
2017-03-21 22:27         ` Stefan Beller
2017-03-21 22:41           ` Junio C Hamano [this message]
2017-03-21 22:50             ` Stefan Beller
2017-03-21 22:57               ` [PATCH v2] " Stefan Beller
2017-03-22 17:21                 ` Junio C Hamano
2017-03-22 21:50                 ` Jakub Narębski
2017-03-21 17:46   ` [PATCH 0/3] git-describe deals gracefully with broken submodules Stefan Beller

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