Re: git filter-branch --filter-notes/--post-rewrite?

[Thomas Rast <trast@student.ethz.ch>]

Johan Herland wrote:
> On Thursday 17 March 2011, Hallvard B Furuseth wrote:
> > Is there a git version where filter-branch can copy notes, or with a
> > post-rewrite hook?  I found an old discussion of that on WWW, but
> > nothing seems to have come of that yet.  Currently I remove the 'rm
> > -rf "$tempdir"' in git-filter-branch.sh so the info is available
> > for a separate script.
> 
> No, AFAIK notes copying (or post-rewrite hook) has not yet been implemented 
> in filter-branch. However, it shouldn't be very difficult to add support for 
> this:
> 
> Looking at git-rebase.sh (where it _is_ implemented), it seems to be a 
> matter of feeding "old_sha1 new_sha1" pairs into a "rewritten" file, and 
> then passing that file to the stdin of "git notes copy --for-rewrite=filter-
> branch" (followed by passing the same file to the "post-rewrite" hook).

I had a patch for this back when post-rewrite was invented,

  http://thread.gmane.org/gmane.comp.version-control.git/139919/focus=139917

but Hannes replied that it should grow a real notes filter, and while
I dropped it there, I tend to agree with him.  Feel free to pick it up
again.

-- 
Thomas Rast
trast@{inf,student}.ethz.ch