From owner-freebsd-current@FreeBSD.ORG Thu Mar 11 10:05:58 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5ED7A16A4CF for ; Thu, 11 Mar 2004 10:05:58 -0800 (PST) Received: from mail3.speakeasy.net (mail3.speakeasy.net [216.254.0.203]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2AD4B43D39 for ; Thu, 11 Mar 2004 10:05:58 -0800 (PST) (envelope-from jhb@FreeBSD.org) Received: (qmail 27999 invoked from network); 11 Mar 2004 18:05:57 -0000 Received: from dsl027-160-063.atl1.dsl.speakeasy.net (HELO server.baldwin.cx) ([216.27.160.63]) (envelope-sender ) encrypted SMTP for ; 11 Mar 2004 18:05:57 -0000 Received: from 10.50.40.205 (gw1.twc.weather.com [216.133.140.1]) by server.baldwin.cx (8.12.10/8.12.10) with ESMTP id i2BI5h2C036973; Thu, 11 Mar 2004 13:05:53 -0500 (EST) (envelope-from jhb@FreeBSD.org) From: John Baldwin To: Mathew Kanner Date: Thu, 11 Mar 2004 12:25:10 -0500 User-Agent: KMail/1.6 References: <200403101329.59106.jhb@FreeBSD.org> <200403101731.15772.jhb@FreeBSD.org> <20040311002242.GD20090@cnd.mcgill.ca> In-Reply-To: <20040311002242.GD20090@cnd.mcgill.ca> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200403111225.10464.jhb@FreeBSD.org> X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on server.baldwin.cx cc: current@FreeBSD.org Subject: Re: /etc/rc.d/mixer script for review.. X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 11 Mar 2004 18:05:58 -0000 On Wednesday 10 March 2004 07:22 pm, Mathew Kanner wrote: > On Mar 10, John Baldwin wrote: > > On Wednesday 10 March 2004 01:57 pm, Mathew Kanner wrote: > > > On Mar 10, John Baldwin wrote: > > > > The default volume levels on my laptop (75:75) are rather loud when > > > > using headphones, and I found myself constantly having to pop up a > > > > terminal window to run mixer before listening to mp3's, etc. So, > > > > during a fit of boredom, I wrote a simple mixer rc.d script that > > > > adjusts mixer values based on an optional /etc/mixer.conf. It only > > > > works with /dev/mixer though and doesn't support multiple sound > > > > cards, mostly because I couldn't think of a sane but simple syntax > > > > for mixer.conf. The script and a sample mixer.conf are below. I'm > > > > not sure where to send this for review (moving the rc list to > > > > @FreeBSD.org would be helpful perhaps) so I'm splatting it here. > > > > > > ports/sysutils/mixer > > > > Then why not stick that in the base system and convert it to rc.d? > > I seem to recall long debates about where it really belongs, > etc, etc. I don't personally have an opinion on this issue and would > be happy to have it included in a default install. > If you move it, I will document it. Here's a version that supports multiple mixers and is converted to rc.d: #!/bin/sh - # # Copyright (c) 2004 The FreeBSD Project # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF # SUCH DAMAGE. # # $FreeBSD$ # # PROVIDE: mixer # REQUIRE: LOGIN usbd # KEYWORD: FreeBSD . /etc/rc.subr name="mixer" stop_cmd="mixer_stop" start_cmd="mixer_start" reload_cmd="mixer_start" extra_commands="reload" # # List current mixer devices to stdout. # list_mixers() { ( cd /dev ; ls mixer* 2>/dev/null ) } # # Echo state file name for an individual mixer ($1) to stdout # mixer_statefile() { echo "/var/db/${1}-state" } # # Save state of an individual mixer specified as $1 # mixer_save() { local file dev dev="/dev/${1}" file=`mixer_statefile $1` if [ -r ${dev} ]; then /usr/sbin/mixer -f ${dev} -s > ${file} 2>/dev/null fi } # # Restore the state of an individual mixer specified as $1 # mixer_restore() { local file dev dev="/dev/${1}" file=`mixer_statefile $1` if [ -r ${dev} -a -r ${file} ]; then /usr/sbin/mixer -f ${dev} `cat ${file}` > /dev/null fi } # # Restore state of all mixers # mixer_start() { local mixer for mixer in `list_mixers`; do mixer_restore ${mixer} done } # # Save the state of all mixers # mixer_stop() { local mixer for mixer in `list_mixers`; do mixer_save ${mixer} done } load_rc_config $name run_rc_command "$1" -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org