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Subject: Re: linux compat
To: jeff_kreska@pts.mot.com
Date: Fri, 15 Dec 1995 22:37:15 +0100 (MET)
Cc: freebsd-questions@freebsd.org
In-Reply-To: <199512151858.MAA13710@wmg13> from "Jeff Kreska" at Dec 15, 95 12:58:39 pm
From: Christoph Kukulies <kuku@gilberto.physik.rwth-aachen.de>
Reply-To: Christoph Kukulies <kuku@gilberto.physik.rwth-aachen.de>
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> 
> I got FreeBSD 2.1 installed on a couple of machines, and all appears to be
> running well.  I tryed to run a linux binary and it core dumped on me.  I
> thouht that the generic kernel didn't have linux compat built in so I decided
> to rebuild the krenel with COMPAT_LINUX option.
> 
> Rebuilt and reinstalled kernel and re-booted.
> 
> Now when I try and run the linux binary I get the following errors:
> /usr/local/bin/ce: Exec format error. Wrong Architecture.

You have to load the /lkm/linux_mod.o 
I have the following in /etc/rc.i386:

if [ "X${linux_emu}" != X"NO" ] ; then
	echo -n ' linux-emulation: '
	modstat | grep _linux || modload -u -o /tmp/linux_mod -e \
				 linux_init -q /lkm/linux_mod.o
fi

and
linux_emu=YES
in /etc/sysconfig

> 
> If I say file /usr/local/bin/ce :
> /usr/local/bin/ce: setuid Linux/i386 demand-paged executable (ZMAGIC)
> 
> Is this type of file supported??
> 
> Also do you have to configure some files so that the system knows where to
> find the shared libs???
> 
> 
> Perhaps a pointer to linux_compat configuration WWW page would be nice.
> 
> -- 
> Thanks,
> Jeff Kreska
> 
> email: jeff_kreska@pts.mot.com   X.400: FJK008@email.mot.com      
> pager: 214 836-7416, 0578 internal
> phone: x52572
> 
> 

--Chris Christoph P. U. Kukulies kuku@gil.physik.rwth-aachen.de