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Date: Thu, 1 Mar 2001 01:05:21 +0100
From: Christoph Hellwig <hch@ns.caldera.de>
To: Keith Owens <kaos@ocs.com.au>
Cc: Christoph Hellwig <hch@ns.caldera.de>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] reiserfs patch for linux-2.4.2
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	Christoph Hellwig <hch@ns.caldera.de>, linux-kernel@vger.kernel.org
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In-Reply-To: <20472.983404919@kao2.melbourne.sgi.com>; from kaos@ocs.com.au on Thu, Mar 01, 2001 at 11:01:59AM +1100
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On Thu, Mar 01, 2001 at 11:01:59AM +1100, Keith Owens wrote:
> On Wed, 28 Feb 2001 20:27:33 +0100, 
> Christoph Hellwig <hch@ns.caldera.de> wrote:
> >Urgg. limits.h is a userlevel header...
> >
> >The attached patch will make similar atempts fail (but not this one as
> >there is also a limits.h in gcc's include dir).
> >
> >--- linux-2.4.0/Makefile	Mon Dec 25 19:21:14 2000
> >-CPPFLAGS := -D__KERNEL__ -I$(HPATH)
> >+GCCINCDIR = $(shell gcc -print-search-dirs | sed -ne 's/install: \(.*\)/\1include/gp')
> >+CPPFLAGS := -D__KERNEL__ -nostdinc -I$(HPATH) -I$(GCCINCDIR)
> 
> cc: trimmed to l-k.
> 
> CPPFLAGS apply to the kernel compiler which can be a cross compiler but
> you are extracting data from the host gcc.  What exactly are you trying
> to do here?

Prevent inclusion of the usual (/usr/include) headers.

> Are you trying to prevent the use of user space includes
> or are you trying to pick up the cross compiler includes?

Ok, gcc should be replaced by $(CC).

	Christoph

-- 
Of course it doesn't work. We've performed a software upgrade.
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