Re: Generating patches/Cherry Picking for a large number of commits

From: Jakub Narebski <jnareb@gmail.com>
Date: Aug 28, 2009, 20:34 UTC
Message-ID: <m3k50nllt6.fsf@localhost.localdomain>
In-Reply-To: <ae09c2a40908281250r42275a3o96825b89e725bace@mail.gmail.com>

[Alydis, please do not toppost]

Alydis <alydis@august8.net> writes:

Show 5 quoted lines

> On Fri, Aug 28, 2009 at 2:45 PM, Jeff King<peff@peff.net> wrote:
>> On Fri, Aug 28, 2009 at 02:26:43PM -0500, Alydis wrote:
>>
>>> I've tried something along these lines:
>>>

[...]

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>>> git format-patch -o patches v2.6.21..v2.6.30 arch/powerpc/boot
>>> git am -3 patches/*
>>>
>>> But, to my dismay, format-patch here tears apart the commits and
>>> applies ONLY the hunks that apply to the arch/powerpc/boot directory.
>>> What I'd much rather do is obtain a list of commits that apply to
>>> arch/powerpc/boot; but, then apply the entire patch.
>>
>> By default, format-patch (and log, gitk, etc) when given a path limiter
>> will also limit the diff shown. You can override it with --full-diff.
>
> Ack!  Embarrassing RTFM.
> 
> While I have your attention, however, I noticed that git am <path>
> will apply the list patches generated by format-patch.  The
> documentation said something about mbox/maildir directories, which I
> actually am not that familiar with.  Is it safe to say that git am
> <path> will read the path and apply patches in numerical order?

git-format-patch | git-am pipeline has to work correctly, as it originally was the way (modulo extra options) git-rebase was implemented. So yes, "git am <dir>" should understand and apply in correct order result of "git format-patch -o <dir> <revspec>".

> Does it allow skipping?

There is "git am -i".

-- 
Jakub Narebski
Poland
ShadeHawk on #git