From: Sam Vilain <sam@vilain.net>
Date: Sun, 17 Aug 2008 09:11:58 GMT
Subject: Re: Converting from svn to git
Message-ID: <1218964318.2149.3.camel@maia.lan>
In-Reply-To: <g8421k$qcs$1@ger.gmane.org>

On Fri, 2008-08-15 at 15:58 +0200, Michael J Gruber wrote:
> A while ago I "complained" that rebase would skip empty commits. You 
> might experiment with that. Alternatively, the following works for me:
> 
> git filter-branch --commit-filter 'cmd="git commit-tree"; test `git show 
> --pretty=oneline $GIT_COMMIT|wc -l` = 1 && cmd="skip_commit"; $cmd "$@"' 
> -- --all
> 
> This skips all commits which introduce no diff. It will not remove 
> branches or tags which are related only to those subdirs.
> 
> I am sure there will be more elegant ways to do that (esp. the test with 
> wc).

something like this should work:

  --commit-filter 'if [ "$1" = `git rev-parse HEAD^{tree}` ]; then
skip_commit "$@"; else git commit-tree "$@"; fi'

Sam.