On Mon, Nov 19, 2012 at 8:36 PM, Junio C Hamano <gits...@pobox.com> wrote:
> Francis Moreau <francis.m...@gmail.com> writes:
>> Inside the kernel repository, I tried this:
>> $ git describe --dirty --match 'v[0-9]*' --abbrev=4 HEAD
>> fatal: --dirty is incompatible with committishes
>> If 'HEAD' is removed then git-describe works as expected.
>> Is that expected ?
> I would say so, at least in modern codebase.
> "git describe" without any commit object name used to mean "describe
> the HEAD commit using the better known points" before the --dirty
> option was introduced.
> But "--dirty" makes it describe the current checkout.  For example,
> output from "git describe --dirty" v1.8.0-211-gd8b4531-dirty means
> "your working tree contains work-in-progress based on d8b4531, which
> is 211 commits ahead of the v1.8.0 tag".  So conceptually, it should
> not take any commit, even if it were spelled HEAD.
> "git describe --dirty HEAD^^" would be an utter nonsense for the
> same reason.

Thanks for explaining, that makes sense.

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