Re: [RFC PATCH] cogito --- don't overwrite metadata files in place (breaks CoW use)

From: Chris Wedgwood <cw@f00f.org>
Date: Jul 13, 2005, 21:50 UTC
Message-ID: <20050713215039.GA12882@taniwha.stupidest.org>
In-Reply-To: <Pine.LNX.4.58.0507131425080.17536@g5.osdl.org>

On Wed, Jul 13, 2005 at 02:33:43PM -0700, Linus Torvalds wrote:

> Hmm.. I don't think it's necessarily wrong, although as you say,
> your editor had better DTRT.

It does. I assume probably everything does but I never really checked.

> That said, even if your editor doesn't, at least you won't corrupt
> your git archive, although you might have surprising changes creep
> into the other side..

Well, with hard-linked trees and the nastyness I posted I would test with

	cp -Rl tree1 tree2
	cd tree2
	<hack hack hack>
	find ../tree1 -mmin -<n> ... # make sure we didn't mess up original tree

So far this seems to work for me.

> Search-search-search.. Indeed: at least "git-apply" seems to modify
> the file in place.

I probably just luckily never hit this.