diff options
Diffstat (limited to 'media-sound/alsa-utils/files/alsasound-1.0.10_rc2')
| -rw-r--r-- | media-sound/alsa-utils/files/alsasound-1.0.10_rc2 | 251 |
1 files changed, 251 insertions, 0 deletions
diff --git a/media-sound/alsa-utils/files/alsasound-1.0.10_rc2 b/media-sound/alsa-utils/files/alsasound-1.0.10_rc2 new file mode 100644 index 000000000000..dfe51b71454d --- /dev/null +++ b/media-sound/alsa-utils/files/alsasound-1.0.10_rc2 @@ -0,0 +1,251 @@ +#!/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 +} |