linux-kernel - Re: two architectures,same source tree

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Date:	Tue, 26 Dec 2006 16:17:27 +0100 (CET)
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Randy Dunlap <randy.dunlap@...cle.com>
cc:	7eggert@....de,
	JÃ¶rn Engel <joern@...ybastard.org>,
	Yakov Lerner <iler.ml@...il.com>,
	Kernel <linux-kernel@...r.kernel.org>
Subject: Re: two architectures,same source tree

On Fri, 22 Dec 2006, Randy Dunlap wrote:
> On Fri, 22 Dec 2006 21:45:26 +0100 Bodo Eggert wrote:
> > Jörn Engel <joern@...ybastard.org> wrote:
> > > On Wed, 20 December 2006 20:32:20 +0200, Yakov Lerner wrote:
> > 
> > >> Is it easily possible to build two architectures in
> > >> the same source tree (so that intermediate fles
> > >> and resut files do not interfere ) ?
> > > 
> > > I'd try something like this:
> > > make O=../foo ARCH=foo
> > > make O=../bar ARCH=bar
> > > 
> > > But as I'm lazy I'll leave the debugging to you. :)
> > 
> > IIRC You'll have to specify ARCH= on each make call, but O= is saved in
> > ../foo/Makefile.
> 
> Hm, top-level README file says:
> 
>    Please note: If the 'O=output/dir' option is used then it must be
>    used for all invocations of make.

That should be: `... for all invocations of make in the source tree directory'.
It's done automaticallt when invoking make in the build directory.

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds