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Re: emacs-repository-version on MS-Windows
From: |
Andreas Schwab |
Subject: |
Re: emacs-repository-version on MS-Windows |
Date: |
Sun, 16 Nov 2014 17:33:09 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.4 (gnu/linux) |
Eli Zaretskii <address@hidden> writes:
> So is the following algorithm correct?
>
> . visit the file .git/HEAD
> . if the contents is a SHA1 checksum, we are done: return that SHA1
> . otherwise:
> . parse the contents of .git/HEAD that should have the form
> "ref: refs/heads/BRANCH" where BRANCH is the name of the active
> branch
> . try visiting the file .git/refs/heads/BRANCH
> . if the file exists, its contents should be the SHA1 checksum we
> are looking for
> . otherwise:
> . visit the file .git/packed-refs, whose contents should be
> lines of the form "SHA1 REF"
> . find the line in that file whose REF part is "refs/heads/BRANCH"
> . the SHA1 part of that line is the checksum we are looking for
>
> Does this cover all the possible arrangements of the repository and
> all the possible workflows?
.git can also be a gitdir file.
> Btw, I think the packed-refs part is unnecessary, since the active
> branch will never be packed -- is that right?
No, any ref can be packed.
> Question: Can .git/HEAD specify a branch in refs/remotes/? If so,
> what do we do in the above algorithm? punt and return nil?
There is nothing wrong with that. You should not assume any meaning in
the ref namespaces.
Andreas.
--
Andreas Schwab, address@hidden
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
- Re: emacs-repository-version on MS-Windows, (continued)
- Re: emacs-repository-version on MS-Windows, Eli Zaretskii, 2014/11/14
- Re: emacs-repository-version on MS-Windows, Dani Moncayo, 2014/11/14
- Re: emacs-repository-version on MS-Windows, Eli Zaretskii, 2014/11/14
- Re: emacs-repository-version on MS-Windows, Eli Zaretskii, 2014/11/15
- Re: emacs-repository-version on MS-Windows, Glenn Morris, 2014/11/15
- Re: emacs-repository-version on MS-Windows, Andreas Schwab, 2014/11/15
- Re: emacs-repository-version on MS-Windows, Eli Zaretskii, 2014/11/16
- Re: emacs-repository-version on MS-Windows, David Kastrup, 2014/11/16
- Re: emacs-repository-version on MS-Windows, Eli Zaretskii, 2014/11/16
- Re: emacs-repository-version on MS-Windows, David Kastrup, 2014/11/16
- Re: emacs-repository-version on MS-Windows,
Andreas Schwab <=
- Re: emacs-repository-version on MS-Windows, Eli Zaretskii, 2014/11/16
- Re: emacs-repository-version on MS-Windows, Eli Zaretskii, 2014/11/16
- Re: emacs-repository-version on MS-Windows, Achim Gratz, 2014/11/16
- Re: emacs-repository-version on MS-Windows, Eli Zaretskii, 2014/11/16
- Re: emacs-repository-version on MS-Windows, Andy Moreton, 2014/11/16
- Re: emacs-repository-version on MS-Windows, Eli Zaretskii, 2014/11/16
- Re: emacs-repository-version on MS-Windows, Glenn Morris, 2014/11/16
- Re: emacs-repository-version on MS-Windows, Eli Zaretskii, 2014/11/15