Nightly snapshot version info?

[Mike Frysinger]

On Wednesday 24 June 2009 16:46:46 Markus Heidelberg wrote:
> Rob Landley, 24.06.2009:
> > On Tuesday 23 June 2009 22:56:50 Mike Frysinger wrote:
> > > On Tuesday 23 June 2009 23:18:44 Rob Landley wrote:
> > > > The old svn snapshots used to include the .svn directory, so you
> > > > could do an svn info on them and see which repository version the
> > > > snapshot was from.
> > > >
> > > > How do you get the corresponding info from the new nightly snapshots
> > > > created from the git archive?  When I download
> > > > busybox-snapshot.tar.bz2 and find a bug in it, how do I say which
> > > > version it was in?
> > >
> > > there isnt any such info in the tarball afaik.
> >
> > Darn it.  Mercurial's had ".hg_archival.txt" in its tarballs for years
> > with the version information, I just assumed git had _something_.
>
> $ man git-archive
>   Additionally the commit ID is stored in a global extended pax header if
>   the tar format is used; it can be extracted using git-get-tar-commit-id.
>   In ZIP files it is stored as a file comment.
>
> $ bunzip2 -c busybox-snapshot.tar.bz2 | git get-tar-commit-id
> 2f86ca135069e457bb16ab9e062a10e0775717a6

cool, i wasnt aware of that

> > > easiest change would be to
> > > stick the hash into the dirname since `git archive --prefix=...` is
> > > easy. sticking files into the stream is not.
> >
> > *shrug*  Works for me.
>
> Hmm? How does this work?
> I thought you download the archive and don't create it yourself.

he was saying the proposed change would work for him
-mike