From: Henrik Grubbström <grubba@grubba.org>
Date: Wed, 01 Sep 2010 12:35:41 GMT
Subject: Re: merging branches with separate but identical history
Message-ID: <loom.20100901T142437-744@post.gmane.org>
In-Reply-To: <AANLkTikTzZe=c=RaEYSr_wjfHht4PZihggnV9vEOehvy@mail.gmail.com>

Craig de Stigter <craig.destigter <at> koordinates.com> writes:

> Hi list

Hi.

> I have two branches which start with the same commits, and I want to merge
> them.
> I believe the two branches were individually pulled from the same SVN
> repo, so they look like this:
> 
> branch1: a--b--c--d--e--f--1--3--5
> branch2: a--b--c--d--e--f--2--4--6
[...]
> Is there a way to do this without the duplicates? (perhaps a way to
> mark the branch as merged up to 'f', without actually performing a
> merge?)

Yes, you can use grafts (cf gitrepository-layout(5)) to rewrite the parent
pointer for eg commit 2 from f(2) to f(1).

> Thanks
> Craig de Stigter

-- 
Henrik Grubbström                                         <grubba@grubba.org>
Roxen Internet Software AB                                <grubba@roxen.com>