From owner-freebsd-hackers  Fri Jan  4 11:47: 1 2002
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From: "Ralph N. Smith" <ralph@webcom.com>
Date: Fri, 4 Jan 2002 11:46:49 -0800
To: John Baldwin <jhb@freebsd.org>
Cc: Stephen Montgomery-Smith <stephen@math.missouri.edu>,
	freebsd-hackers@freebsd.org, Alfred Perlstein <bright@mu.org>
Subject: Re: Tell gcc I have a i686
Message-ID: <20020104114649.A8422@ralph.smithton.com>
References: <3C35F513.2F16AC08@math.missouri.edu> <XFMail.020104112055.jhb@FreeBSD.org>
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On Fri, Jan 04, 2002 at 11:20:55AM -0800, John Baldwin wrote:
> 
> On 04-Jan-02 Stephen Montgomery-Smith wrote:
> > Alfred Perlstein wrote:
> >> 
> >> * Stephen Montgomery-Smith <stephen@math.missouri.edu> [020104 12:02] wrote:

...

> >> > But arch doesn't exist on FreeBSD.
> >> 
> >> Isn't this somewhat trivial?
> >> 
> >> ARCH=i686
> >> CFLAGS+=-D${ARCH}
> >> 
> >> ?
> >> 
> > 
> > 
> > What I want is a makefile that automatically detects whether it is on an
> > i686 or not (not for me to tell it so).
> 
> This doesn't support a user who wants to compile an app that they want to run
> on some other machine. :)  On FreeBSD, you can see if CPUTYPE is set from
> make.conf, but it's not required to be set.

However, if this behavior is insisted upon I would recommend doing
something with the output of 'sysctl hw.model'.  Implementation is
left as an exercise for the reader.

Ralph
-- 
Ralph N. Smith
ralph@webcom.com

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