From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Wed, 12 Jul 2000 22:21:02 -0700
From: Randolph Fritz <randolph@cyber-dyne.com>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] Silly porting fun
Message-ID: <20000712222102.B2758@cyber-dyne.com>
References: <200007130031.UAA12239@cse.psu.edu>
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In-Reply-To: <200007130031.UAA12239@cse.psu.edu>; from rsc@plan9.bell-labs.com on Wed, Jul 12, 2000 at 08:31:36PM -0400
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On Wed, Jul 12, 2000 at 08:31:36PM -0400, Russ Cox wrote:
> 	The compiler, reasonably enough, decides that this routine never does
> 	anything and is never called, and optimizes it out of existence!  The
> 	linker then cannot find main(), and fails.  Is there an option switch
> 
> That's not what's happening.
> The linker cannot find _main, which
> calls main, because there have been
> no #pragma lines that tell it where
> to find libc.a.
> 

I stand corrected.

> 
> If you really want configure to run,
> find the line that says ``AIX loses...''
> and change the next line, which is
> 	echo > foo.c
> to
> 	echo '#include <stdio.h>' > foo.c
> Then things usually ``work''.
> 

Thanks.

>
> A well written build process is usually
> easy to convert to mk, often by guessing.
> I ported cvs yesterday, creating mkfiles
> by processing the output of ls *.c, and
> it worked the first time.
> 

This, of course is also an excellent point.  My hacking was intended
as a first cut, not a finished port.

-- 
Randolph Fritz
Eugene, Oregon, USA