From owner-freebsd-emulation@FreeBSD.ORG  Sat Mar  6 14:29:43 2010
Return-Path: <owner-freebsd-emulation@FreeBSD.ORG>
Delivered-To: freebsd-emulation@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id E27F91065672
	for <freebsd-emulation@freebsd.org>;
	Sat,  6 Mar 2010 14:29:43 +0000 (UTC)
	(envelope-from lists@jnielsen.net)
Received: from ns1.jnielsen.net (ns1.jnielsen.net [69.55.238.237])
	by mx1.freebsd.org (Postfix) with ESMTP id C7DA98FC12
	for <freebsd-emulation@freebsd.org>;
	Sat,  6 Mar 2010 14:29:43 +0000 (UTC)
Received: from jnielsen-2.local (jn@stealth.jnielsen.net [74.218.226.254])
	(authenticated bits=0)
	by ns1.jnielsen.net (8.12.9p2/8.12.9) with ESMTP id o26ETdpf088507;
	Sat, 6 Mar 2010 09:29:40 -0500 (EST)
	(envelope-from lists@jnielsen.net)
From: John Nielsen <lists@jnielsen.net>
To: Ed Schouten <ed@80386.nl>
Date: Sat, 6 Mar 2010 09:29:38 -0500
User-Agent: KMail/1.12.4 (Darwin/9.8.0; KDE/4.3.4; i386; ; )
References: <201003021325.27197.lists@jnielsen.net>
	<20100306073117.GE8200@hoeg.nl> <20100306081238.GF8200@hoeg.nl>
In-Reply-To: <20100306081238.GF8200@hoeg.nl>
MIME-Version: 1.0
Content-Type: Text/Plain;
  charset="iso-8859-15"
Content-Transfer-Encoding: 7bit
Message-Id: <201003060929.38587.lists@jnielsen.net>
X-Virus-Scanned: ClamAV version 0.88.4,
	clamav-milter version 0.88.4 on ns1.jnielsen.net
X-Virus-Status: Clean
Cc: freebsd-emulation@freebsd.org
Subject: Re: linux-only jail possible?
X-BeenThere: freebsd-emulation@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Development of Emulators of other operating systems
	<freebsd-emulation.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-emulation>, 
	<mailto:freebsd-emulation-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-emulation>
List-Post: <mailto:freebsd-emulation@freebsd.org>
List-Help: <mailto:freebsd-emulation-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-emulation>, 
	<mailto:freebsd-emulation-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 06 Mar 2010 14:29:44 -0000

On Saturday 06 March 2010 03:12:38 Ed Schouten wrote:
> * Ed Schouten <ed@80386.nl> wrote:
> > Unfortunately it doesn't contain any open() calls on /dev/ptmx, but I
> > found a way to `fix' it:
> >
> > <snip>
> 
> Behold, another way to fix this. Still not beautiful, but in my opinion
> not too bad.

Thanks! I'll give this a shot. BTW I'm running 8-STABLE.. not sure I 
included that info previously.

> Index: sys/compat/linprocfs/linprocfs.c
> 
===================================================================
> --- sys/compat/linprocfs/linprocfs.c	(revision 204763)
> +++ sys/compat/linprocfs/linprocfs.c	(working copy)
> @@ -1312,6 +1312,8 @@
>  	    NULL, NULL, NULL, PFS_RD);
>  	pfs_create_file(dir, "status", &linprocfs_doprocstatus,
>  	    NULL, NULL, NULL, PFS_RD);
> +	/* XXX: Hack to make ttyname() work. */
> +	pfs_create_file(dir, "fd", NULL, NULL, NULL, NULL, PFS_RD);
> 
>  	/* /proc/scsi/... */
>  	dir = pfs_create_dir(root, "scsi", NULL, NULL, NULL, 0);
> 
> This creates a bogus file called /proc/%d/fd. Because of this, the
> readlink() call will return ENOTDIR.
>