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bug#2110: 23.0.60; vc-annotate-revision-previous-to-line fails on git
From: |
Dan Nicolaescu |
Subject: |
bug#2110: 23.0.60; vc-annotate-revision-previous-to-line fails on git |
Date: |
Fri, 30 Jan 2009 22:39:00 -0800 (PST) |
Eric Hanchrow <eric.hanchrow@gmail.com> writes:
> Please write in English if possible, because the Emacs maintainers
> usually do not have translators to read other languages for them.
>
> Your bug report will be posted to the emacs-pretest-bug@gnu.org mailing
list.
>
> Please describe exactly what actions triggered the bug
> and the precise symptoms of the bug:
>
> Place the following into a file, make it executable, and run it:
>
> #!/bin/bash
>
> d=$(mktemp -d)
> cd $d
> git init
>
> for i in $(seq 4)
> do echo $i > i
> git add i
> git commit -m $i
> done
>
> cat<<EOF > bug.el
> (find-file "i")
> (message "vc-handled-backends: %s" vc-handled-backends)
> (call-interactively 'vc-annotate)
> (call-interactively 'vc-annotate-revision-previous-to-line)
> EOF
>
> emacs --no-site-file --batch -l bug.el
>
> The output I see is
>
> Initialized empty Git repository in /tmp/tmp.OYiYC29959/.git/
> [master (root-commit) df7f76c] 1
> 1 files changed, 1 insertions(+), 0 deletions(-)
> create mode 100644 i
> [master 767a453] 2
> 1 files changed, 1 insertions(+), 1 deletions(-)
> [master b0271d9] 3
> 1 files changed, 1 insertions(+), 1 deletions(-)
> [master e46c84d] 4
> 1 files changed, 1 insertions(+), 1 deletions(-)
> Warning: Lisp directory `/usr/local/share/emacs/23.0.60/site-lisp'
> does not exist.
> Warning: Lisp directory `/usr/local/share/emacs/site-lisp' does not
exist.
> Loading vc-git...
> vc-handled-backends: (RCS CVS SVN SCCS Bzr Git Hg Mtn Arch)
> Annotating...
> Redisplaying annotation...
> Redisplaying annotation...done (Spanned from 0.3 to 0.3 days old)
> Mark set
> Annotating... done
> Annotating...
> Running git blame undefined i...FAILED (status 128)
>
> The bug is the failure in the last line.
This is because vc-git-previous-revision calls vc-git-symbolic-commit
which runs:
git name-rev --name-only --tags COMMIT
which returns "undefined"
running just:
git name-rev --name-only COMMIT
seems to be better in this particular case. No idea if that's TRTD
though...