From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: util-linux-owner@vger.kernel.org Received: from tango.0pointer.de ([85.214.72.216]:59072 "EHLO tango.0pointer.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753049Ab2KTArY (ORCPT ); Mon, 19 Nov 2012 19:47:24 -0500 Date: Tue, 20 Nov 2012 01:47:23 +0100 From: Lennart Poettering To: Karel Zak Cc: util-linux@vger.kernel.org Subject: Re: agetty and special chars @ and # Message-ID: <20121120004723.GH5922@tango.0pointer.de> References: <20121107165859.GD4383@x2.net.home> <20121112100410.GA1887@boole.suse.de> <20121112132926.GD26857@x2.net.home> <20121114142720.GA23414@boole.suse.de> <20121116101419.GC20338@x2.net.home> <20121116124729.GA4773@tango.0pointer.de> <20121116130544.GE20338@x2.net.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20121116130544.GE20338@x2.net.home> Sender: util-linux-owner@vger.kernel.org List-ID: On Fri, 16.11.12 14:05, Karel Zak (kzak@redhat.com) wrote: > > On Fri, Nov 16, 2012 at 01:47:29PM +0100, Lennart Poettering wrote: > > On Fri, 16.11.12 11:14, Karel Zak (kzak@redhat.com) wrote: > > > > > > > > On Wed, Nov 14, 2012 at 03:27:20PM +0100, Dr. Werner Fink wrote: > > > > Indeed this is a good solution ... but in the case of systemd and its > > > > getty generator we may think about a /etc/agettytab with a similar > > > > syntax scheme as the old /etc/inittab to be able to provide agetty > > > > options based on the used tty line. Clearly this /etc/agettytab should > > > > be parsed by agetty and options for the specified tty are found: > > > > > > > > 1:tty1:--noclear %p > > > > 2:tty2:%p > > > > 3:tty3:%p > > > > 4:tty4:%p > > > > 5:tty5:%p > > > > 6:tty6:%p > > > > S0:ttyS0:--erase-chars # --kill-chars @ -mt 60 %p 9600,2400,1200 > > > > S1:ttyS0:-L 9600 %p 9600 vt102 > > > > > > Hmm, I guess it's still possible to create tty line specific config > > > file on systems with systemd. I'd like to avoid another place where > > > will be configuration. > > > > Please do not add such a configuration file. > > > > In systemd, if people want to configure line-specific getty > > configuration they should just copy > > /usr/lib/systemd/system/getty@.service to > > /etc/systemd/system/getty@ttyS0.service and edit it there. Since systemd > > will first look for instantiated unit files, and only then fall back to > > generic template this should do the right thing. > > It would be nice to make it more obvious in systemd.special man page. But the getty is actually not thaaaat special, it's actually just a unit like any other with no special semantics. This general approach is actually well documented, for example most recently here: http://0pointer.de/blog/projects/serial-console.html Indirectly this all is also listed in the FAQ: http://www.freedesktop.org/wiki/Software/systemd/FrequentlyAskedQuestions Lennart -- Lennart Poettering - Red Hat, Inc.