From mboxrd@z Thu Jan  1 00:00:00 1970
From: Olaf Hering <olaf@aepfle.de>
Subject: Re: [PATCH] install udev rules into rules.d
Date: Fri, 23 Jul 2010 20:20:48 +0200
Message-ID: <20100723182048.GB7603@aepfle.de>
References: <20100723121634.GC3540@aepfle.de>
	<19529.51096.524315.988459@mariner.uk.xensource.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=utf-8
Return-path: <xen-devel-bounces@lists.xensource.com>
Content-Disposition: inline
In-Reply-To: <19529.51096.524315.988459@mariner.uk.xensource.com>
List-Unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xensource.com>
List-Help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-Subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
Sender: xen-devel-bounces@lists.xensource.com
Errors-To: xen-devel-bounces@lists.xensource.com
To: Ian Jackson <Ian.Jackson@eu.citrix.com>
Cc: xen-devel@lists.xensource.com
List-Id: xen-devel@lists.xenproject.org

On Fri, Jul 23, Ian Jackson wrote:

> Olaf Hering writes ("[Xen-devel] [PATCH] install udev rules into rules.d"):
> > -	    $(INSTALL_DATA) $$i $(DESTDIR)$(UDEV_RULES_DIR); \
> > -	    ln -sf ../$$i $(DESTDIR)$(UDEV_RULES_DIR)/rules.d; \
> > +	    $(INSTALL_DATA) $$i $(DESTDIR)$(UDEV_RULES_DIR)/rules.d; \
> 
> What will this do if run on a system which already has the symlink
> arrangement from the previous versions of Xen ?  Perhaps some kind of
> fixing up is necessary.

I tried strace -f -o x -s 123 install a b, and b was unlinked first.
So it appears that the patch above is save.
Packing systems get this symlink-to-file thing right as well.

Olaf