--- /dev/null
+#!/sbin/runscript
+# $Header: /var/cvsroot/gentoo-x86/media-sound/alsa-utils/files/alsasound-1.0.10_rc2,v 1.1 2005/10/31 18:39:21 flameeyes Exp $
+#
+# Gentoo users: add this script to 'boot' run level.
+# ==================================================
+#
+# alsasound This shell script takes care of starting and stopping
+# the ALSA sound driver.
+#
+# This script requires /usr/sbin/alsactl and /usr/bin/aconnect programs
+# from the alsa-utils package.
+#
+# Copyright (c) by Jaroslav Kysela <perex@suse.cz>
+#
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+# ChangeLog:
+#
+# 2003.07.29 - John Mylchreest <johnm@gentoo.org>
+# Edited to support Linux kernel 2.5 and above as well as 2.4
+#
+# 2004.06.02 - Jeremy Huddleston <eradicator@gentoo.org>
+# Rewritten for better support for built-in drivers
+#
+# 2004.10.29 - Jeremy Huddleston <eradicator@gentoo.org>
+# Cleaned up to work better for mixed builtin/module systems
+#
+# 2004.11.29 - Jeremy Huddleston <eradicator@gentoo.org>
+# Added save option thanks to Ben Anderson <roothorick@new.rr.com>
+#
+# 2005.04.21 - Jeremy Huddleston <eradicator@gentoo.org>
+# Added restore option and oss option.
+# Cleaned up code to use bash builtins instead of test.
+
+alsactl=/usr/sbin/alsactl
+asoundcfg=/etc/asound.state
+aconnect=/usr/bin/aconnect
+alsascrdir=/etc/alsa.d
+
+opts="${opts} save"
+
+depend() {
+ need bootmisc localmount
+ after modules isapnp coldplug hotplug
+}
+
+load_modules() {
+ # List of drivers for each card.
+ local DRIVERS="$(modprobe -c | grep -E "^[[:space:]]*alias[[:space:]]+snd-card-[[:digit:]]" | awk '{print $2}')"
+
+ # Fall back on the automated aliases if we don't have ALSA configured properly...
+ if [[ -z "${DRIVERS}" && ! ( -d /proc/asound && -z "$(grep ' no soundcards ' /proc/asound/cards)" ) ]] ; then
+ ewarn "Could not detect custom ALSA settings. Loading all detected alsa drivers."
+ DRIVERS="$(modprobe -c | grep pci: | awk '{ print $3 }' | grep snd.* | sort | uniq)"
+ [[ -z "${DRIVERS}" ]] && eerror "Unable to find any ALSA drivers. Have you compiled alsa-drivers correctly?"
+ fi
+
+ if [[ ${ENABLE_OSS_EMUL} == "yes" ]] && modprobe -c | grep -q "snd.*oss$" ; then
+ # Test for use of OSS
+ local OSS="$(modprobe -l | grep "snd.*oss" | sed -e "s:\/.*\/::" -e "s:\..*::")"
+ # Add oss modules to list
+ local i
+ for i in ${OSS}
+ do
+ DRIVERS="${DRIVERS} ${i}"
+ done
+ fi
+
+ # We want to ensure snd-seq is loaded as it is needed for things like
+ # timidity even if we don't use a real sequencer.
+ DRIVERS="${DRIVERS} $(modprobe -l | grep "snd.seq\." | sed -e "s:\/.*\/::" -e "s:\..*::")"
+
+ # We want to ensure snd-ioctl32 is loaded as it is needed for 32bit
+ # compatibility
+ DRIVERS="${DRIVERS} $(modprobe -l | grep "snd.ioctl32\." | sed -e "s:\/.*\/::" -e "s:\..*::")"
+
+ local DRIVER
+ for DRIVER in ${DRIVERS}
+ do
+ if [[ "${DRIVER}" != "off" &&
+ -z $(cut -d' ' -f1 /proc/modules | egrep "^${DRIVER}\$") &&
+ -z $(cut -d' ' -f1 /proc/modules | egrep "^${DRIVER//-/_}\$") ]] ; then
+ ebegin " Loading: ${DRIVER}"
+ /sbin/modprobe ${DRIVER}
+ eend $?
+ fi
+ done
+
+ sleep 1
+
+ if [[ -f /proc/asound/seq/drivers ]] ; then
+ local SEQUENCERS="$(awk -F, '$2~/^empty$/ {print $1}' /proc/asound/seq/drivers)"
+ local SEQUENCER
+ for SEQUENCER in ${SEQUENCERS}
+ do
+ if [[ -z $(cut -d' ' -f1 /proc/modules | egrep "^${SEQUENCER}\$") &&
+ -z $(cut -d' ' -f1 /proc/modules | egrep "^${SEQUENCER//-/_}\$") ]] ; then
+ ebegin " Loading: ${SEQUENCER}"
+ /sbin/modprobe ${SEQUENCER}
+ eend $?
+ fi
+ done
+ fi
+
+ for DRIVER in ${DRIVERS}
+ do
+ local TMP=${DRIVER##snd-}
+ TMP=${TMP##snd_}
+ if [[ -x "${alsascrdir}/${TMP}" ]] ; then
+ ebegin " Running: ${alsascrdir}/${TMP}"
+ ${alsascrdir}/${TMP}
+ eend $?
+ fi
+ done
+
+ if [[ ! -d /proc/asound || -n "$(grep ' no soundcards ' /proc/asound/cards)" ]] ; then
+ eerror "ERROR: Failed to load necessary drivers"
+ fi
+}
+
+unload_modules() {
+ local LOADED_MODULES="$(/sbin/lsmod | grep -E "^snd" | awk '{print $1}')"
+ local MODULE
+ for MODULE in ${LOADED_MODULES}
+ do
+ /sbin/rmmod ${MODULE} >& /dev/null
+ done
+ /sbin/rmmod soundcore >& /dev/null
+ /sbin/rmmod gameport >& /dev/null
+
+ # Return success if the modules are unloaded
+ [[ -z "$(/sbin/lsmod | grep -E "^snd" | awk '{print $1}')" ]]
+}
+
+terminate() {
+ #
+ # Kill processes holding open sound devices
+ #
+ # DEVS=`find /dev/ -follow -type c -maxdepth 1 -print 2>/dev/null | xargs ls -dils | grep "1*1[46]," | cut -d: -f2 | cut -d" " -f2; echo /proc/asound/dev/*`
+ local ossdevs="/dev/admmidi? /dev/adsp? /dev/amidi? /dev/audio* /dev/dmfm* \
+ /dev/dmmidi? /dev/dsp* /dev/dspW* /dev/midi0? /dev/mixer? /dev/music \
+ /dev/patmgr? /dev/sequencer* /dev/sndstat"
+ local alsadevs="/proc/asound/dev/* /dev/sound/* /dev/snd/*"
+ fuser -k ${ossdevs} ${alsadevs} >& /dev/null
+
+ #
+ # remove all sequencer connections if any
+ #
+ [[ -f /proc/asound/seq/clients && -x ${aconnect} ]] && ${aconnect} --removeall
+}
+
+restore_mixer() {
+ if [[ ${RESTORE_ON_START} == "no" ]] ; then
+ return 0
+ fi
+
+ ebegin "Restoring Mixer Levels"
+
+ local val=0
+
+ if [[ ! -r ${asoundcfg} ]] ; then
+ ewarn "No mixer config in ${asoundcfg}, you have to unmute your card!"
+ elif [[ -x ${alsactl} ]] ; then
+ local CARDS="$(cat /proc/asound/cards | awk '/: / { print $1 }')"
+ local CARDNUM
+ for CARDNUM in ${CARDS}
+ do
+ [[ -e /dev/snd/controlC0 ]] || sleep 2
+ [[ -e /dev/snd/controlC0 ]] || sleep 2
+ [[ -e /dev/snd/controlC0 ]] || sleep 2
+ [[ -e /dev/snd/controlC0 ]] || sleep 2
+ ${alsactl} -f ${asoundcfg} restore ${CARDNUM} || ewarn "Errors while restoring defaults, ignoring"
+ done
+ else
+ eerror -e "ERROR: Cannot find alsactl, did you forget to install media-sound/alsa-utils?"
+ val=1
+ fi
+
+ eend ${val}
+ return ${val}
+}
+
+save() {
+ ebegin "Storing ALSA Mixer Levels"
+
+ local val=0
+
+ if [[ -x ${alsactl} ]] ; then
+ ${alsactl} -f ${asoundcfg} store
+ val=$?
+ else
+ eerror -e "ERROR: Cannot find alsactl."
+ val=1
+ fi
+
+ eend ${val}
+ return ${val}
+}
+
+start() {
+ if [[ -f /proc/modules ]] ; then
+ ebegin "Loading ALSA modules"
+ if load_modules ; then
+ eend 0
+ else
+ eend 1
+ return 1
+ fi
+ fi
+
+ if [[ ${RESTORE_ON_START} == "yes" ]]; then
+ restore_mixer
+ fi
+}
+
+stop() {
+ if [[ ! -d /proc/asound ]] ; then
+ eerror "ALSA is not loaded"
+ return 0
+ fi
+
+ if [[ ${SAVE_ON_STOP} == "yes" ]]; then
+ save
+ fi
+
+ ebegin "Unloading ALSA"
+ terminate
+ eend 0
+
+ if [[ -f /proc/modules ]]; then
+ ebegin "Unloading ALSA modules"
+ if unload_modules; then
+ eend 0
+ else
+ eend 1
+ fi
+ fi
+}
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