linux-kernel - kbuild-mm: $(objtree)/knull vs mktemp (was Re: [PATCH -mm] replacement for broken kbuild-dont-put-temp-files-in-the-source-tree.patch)

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Message-ID: <20061115141735.GA18137@flower.upol.cz>
Date:	Wed, 15 Nov 2006 14:17:35 +0000
From:	Oleg Verych <olecom@...wer.upol.cz>
To:	Valdis.Kletnieks@...edu, Jan Beulich <jbeulich@...ell.com>,
	draconx@...il.com, jpdenheijer@...il.com,
	Andrew Morton <akpm@...l.org>, Sam Ravnborg <sam@...nborg.org>,
	Andi Kleen <ak@...e.de>, LKML <linux-kernel@...r.kernel.org>
Subject: kbuild-mm: $(objtree)/knull vs mktemp (was Re: [PATCH -mm] replacement for broken kbuild-dont-put-temp-files-in-the-source-tree.patch)

On Tue, Oct 31, 2006 at 01:27:57AM +0100, Horst Schirmeier wrote:
> # Immortal knull for mortals and roots
> define knull
>   $(shell \
>     if test ! -L knull; \
>       then rm -f knull; ln -s /dev/null knull; \
>     fi; \
>     echo knull)
> endef

So, i think this is much better than mktemp and friends.
Current -mm have +4 temp files after every make help, make, make something.

I'm steel looking forward for comments from (busy) developers, like Sam.

Now i have my laptop back and i can finish this up. Hm?
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