From: Michael J Gruber <git@drmicha•warpmail.net>
To: "Bernhard R. Link" <brlink@debian•org>
Cc: git@vger•kernel.org
Subject: Re: equal-tree-merges as way to make rebases fast-forward-able
Date: Mon, 30 Nov 2009 16:35:57 +0100 [thread overview]
Message-ID: <4B13E65D.3050504@drmicha.warpmail.net> (raw)
In-Reply-To: <cover.1259524136.git.brlink@debian.org>
Bernhard R. Link venit, vidit, dixit 30.11.2009 15:43:
> The itch this idea is supposed to scratch is the problem that a rebase
> or a amended commit is no longer a fast-forward, so cannot be easily
> pulled.
Do you mean pushed?
For pull, the state of the branch on the receiving side play a role, of
course.
> While this is not a problem in most workflows, as one can either merge
> or keep everything private and rebase until published, it would be nice
> to have a way for cases in between, where both a clean presentable
> commit order is to be maintained and people (or yourself from different
> repositories) should be able to easily upgrade to newer versions without
> an error-prone not-fast-forward.
>
> My idea to solve this is combining both histories, the rebased/revised
> history and the actualy history, marking with some "equal-tree-merge"
> the point where they have the same result.
> The following mails show some patches to implement this by means of
> a merge where all parents have the same tree and some special casing
> when encountering such a thing. This has the advantage that older git
> version will just see strange merges and may present both histories,
> but otherwise just work.
Without having the time to go through the detailed setup you described
below (sorry), I'm wondering how this differs from what Git calls a
trivial merge? Is it merely about asserting that you merge coinciding
(heads with) trees?
Michael
next prev parent reply other threads:[~2009-11-30 15:37 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-30 14:43 equal-tree-merges as way to make rebases fast-forward-able Bernhard R. Link
2009-11-30 14:43 ` [PATCH 1/7] add new command git equal-tree-marker Bernhard R. Link
2009-11-30 15:36 ` Michael J Gruber
2009-11-30 14:44 ` [PATCH 2/7] add option to only visit the first parent of a equal tree merge Bernhard R. Link
2009-11-30 14:44 ` [PATCH 3/7] format-patch defaults to --first-equal-tree-only Bernhard R. Link
2009-11-30 14:44 ` [PATCH 4/7] support equal tree merges in interactive rebase Bernhard R. Link
2009-11-30 14:45 ` [PATCH 5/7] make rebase -m equal tree marker aware Bernhard R. Link
2009-11-30 14:45 ` [PATCH 6/7] add support for creating equal tree markers after rebase Bernhard R. Link
2009-11-30 14:45 ` [PATCH 7/7] add support for creating equal tree markers to rebase -i Bernhard R. Link
2009-11-30 15:10 ` equal-tree-merges as way to make rebases fast-forward-able Sverre Rabbelier
2009-11-30 15:31 ` Paolo Bonzini
2009-11-30 16:22 ` Bernhard R. Link
2009-11-30 15:35 ` Michael J Gruber [this message]
2009-11-30 15:59 ` Michael J Gruber
2009-11-30 16:54 ` Bernhard R. Link
2009-11-30 17:19 ` Johannes Schindelin
2009-11-30 18:18 ` Junio C Hamano
2009-11-30 18:55 ` Bernhard R. Link
2009-12-01 0:25 ` Junio C Hamano
2009-11-30 19:26 ` Johannes Sixt
2009-11-30 20:32 ` Junio C Hamano
2009-11-30 22:12 ` Nanako Shiraishi
2009-12-01 0:20 ` Junio C Hamano
2009-12-01 0:23 ` [PATCH] git-merge: a deprecation notice of the ancient command line syntax Junio C Hamano
2009-12-01 3:55 ` Nicolas Pitre
2009-12-01 4:07 ` Junio C Hamano
2009-12-02 10:20 ` equal-tree-merges as way to make rebases fast-forward-able Nanako Shiraishi
2009-12-02 18:03 ` Junio C Hamano
2009-12-01 11:50 ` Michael Haggerty
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