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-rw-r--r--main/alsa-utils/alsa.initd218
1 files changed, 218 insertions, 0 deletions
diff --git a/main/alsa-utils/alsa.initd b/main/alsa-utils/alsa.initd
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--- /dev/null
+++ b/main/alsa-utils/alsa.initd
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+#!/sbin/runscript
+# $Header: /var/cvsroot/gentoo-x86/media-sound/alsa-utils/files/alsasound.initd-r4,v 1.1 2009/08/02 11:27:26 ssuominen Exp $
+# Copyright 2007 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+alsastatedir=/var/lib/alsa
+alsascrdir=/etc/alsa.d
+
+opts="save restore"
+
+depend() {
+ need localmount
+ after bootmisc modules isapnp coldplug hotplug hwdrivers
+}
+
+load_modules() {
+ # List of drivers for each card.
+ local DRIVERS="$(modprobe -c | sed -n -e 's/^alias \(snd-card-[[:digit:]]\+\) .*/\1/p')"
+
+ # Fall back on the automated aliases if we don't have ALSA configured properly...
+ if [ -z "${DRIVERS}" ] && \
+ ( [ ! -r /proc/asound/cards ] || grep -q ' no soundcards ' /proc/asound/cards 2>/dev/null ) ; then
+ ewarn "Could not detect custom ALSA settings. Loading all detected alsa drivers."
+ DRIVERS="$(modprobe -c | sed -n -e '/^alias pci:.* snd.*/ s/^alias pci:[^ ]* \(.*\)/\1/p' | sort | uniq)"
+ if [ -z "${DRIVERS}" ] ; then
+ eerror "Unable to find any ALSA drivers. Have you compiled alsa-drivers correctly?"
+ fi
+ fi
+
+ if [ "${ENABLE_OSS_EMUL}" = "yes" ] ; then
+ DRIVERS="${DRIVERS} $(modprobe -l | sed -n -e '/snd.*oss/ s:.*\/\([[:alnum:]_-]\+\).ko:\1:p')"
+ 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 | sed -n -e '/snd.seq\./ s:.*\/\([[:alnum:]_-]\+\).ko:\1:p')"
+
+ # We want to ensure snd-ioctl32 is loaded as it is needed for 32bit
+ # compatibility
+ DRIVERS="${DRIVERS} $(modprobe -l | sed -n -e '/snd.ioctl32\./ s:.*\/\([[:alnum:]_-]\+\).ko:\1:p')"
+
+ local DRIVER= DMOD=
+ for DRIVER in ${DRIVERS} ; do
+ [ "${DRIVER}" = "off" ] && continue
+ DMOD="$(echo "${DRIVER}" | sed -e 's/-/_/g')"
+ if ! grep -q "^${DMOD} " /proc/modules ; then
+ ebegin "Loading: ${DRIVER}"
+ modprobe ${DRIVER}
+ eend $?
+ fi
+ done
+
+ if [ -f /proc/asound/seq/drivers ] ; then
+ local SEQUENCERS="$(sed -n -e 's/\([^,]*\),empty,.*/\1/p' /proc/asound/seq/drivers)"
+ local SEQUENCER
+ for SEQUENCER in ${SEQUENCERS} ; do
+ DMOD="$(echo "${SEQUENCER}" | sed -e 's/-/_/g')"
+ if ! grep -q "^${DMOD} " /proc/modules ; then
+ ebegin "Loading: ${SEQUENCER}"
+ 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 $?
+ fi
+ done
+
+ if [ ! -d /proc/asound ] || grep -q ' no soundcards ' /proc/asound/cards ; then
+ eerror "ERROR: Failed to load necessary drivers"
+ return 1
+ fi
+}
+
+unload_modules_24() {
+ local LOADED_MODULES="$(lsmod | sed -n -e 's/^\(snd[^ ]*\) .*/\1/p')"
+ local MODULE
+ for MODULE in ${LOADED_MODULES} ; do
+ rmmod "${MODULE}"
+ done
+ rmmod soundcore 2>/dev/null
+ rmmod gameport 2>/dev/null
+
+ lsmod | grep -vq '^snd'
+}
+
+unload_modules_recursive() {
+ local revdeps="$(lsmod | sed -n -e "s/,/ /g" -e "s/^$1 *[0-9]* *[0-9]* \(.*\)/\1/p")"
+
+ for module in ${revdeps} ; do
+ unload_modules_recursive "${module}"
+ done
+
+ vebegin "Unloading: $1"
+ rmmod --wait "$1"
+ veend $?
+}
+
+unload_modules_26() {
+ # First of all, remove the snd module and all the modules depending
+ # on it, this should remove already most of ALSA modules.
+ lsmod | grep -q "^snd[[:space:]]" && unload_modules_recursive snd
+
+ # Then find the remaining ones, and handle them too.
+ for module in $(lsmod | sed -n -e 's/^\(snd[^ ]*\) .*/\1/p'); do
+ unload_modules_recursive "${module}"
+ done
+
+ lsmod | grep -vq "^snd"
+}
+
+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} ${alsadevs} >/dev/null 2>/dev/null
+
+ # remove all sequencer connections if any
+ [ -f /proc/asound/seq/clients ] && type aconnect >/dev/null 2>/dev/null && aconnect --removeall
+}
+
+restore() {
+ ebegin "Restoring Mixer Levels"
+
+ if [ ! -r "${alsastatedir}/asound.state" ] ; then
+ ewarn "No mixer config in ${alsastatedir}/asound.state, you have to unmute your card!"
+ eend 0
+ return 0
+ fi
+
+ local cards="$(sed -n -e 's/ *\([[:digit:]]*\) .*/\1/p' /proc/asound/cards)"
+ local CARDNUM
+ for cardnum in ${cards}; do
+ [ -e /dev/snd/controlC${cardnum} ] || sleep 2
+ [ -e /dev/snd/controlC${cardnum} ] || sleep 2
+ [ -e /dev/snd/controlC${cardnum} ] || sleep 2
+ [ -e /dev/snd/controlC${cardnum} ] || sleep 2
+ alsactl -f "${alsastatedir}/asound.state" restore ${cardnum} \
+ || ewarn "Errors while restoring defaults, ignoring"
+ done
+
+ for ossfile in "${alsastatedir}"/oss/card*_pcm* ; do
+ [ -e "${ossfile}" ] || continue
+ # We use cat because I'm not sure if cp works properly on /proc
+ local procfile=${ossfile##${alsastatedir}/oss}
+ procfile="$(echo "${procfile}" | sed -e 's,_,/,g')"
+ if [ -e /proc/asound/"${procfile}"/oss ] ; then
+ cat "${ossfile}" > /proc/asound/"${procfile}"/oss
+ fi
+ done
+
+ eend 0
+}
+
+save() {
+ ebegin "Storing ALSA Mixer Levels"
+
+ mkdir -p "${alsastatedir}"
+ if ! alsactl -f "${alsastatedir}/asound.state" store; then
+ eerror "Error saving levels."
+ eend 1
+ return 1
+ fi
+
+ for ossfile in /proc/asound/card*/pcm*/oss; do
+ [ -e "${ossfile}" ] || continue
+ local device=${ossfile##/proc/asound/} ; device=${device%%/oss}
+ device="$(echo "${device}" | sed -e 's,/,_,g')"
+ mkdir -p "${alsastatedir}/oss/"
+ cp "${ossfile}" "${alsastatedir}/oss/${device}"
+ done
+
+ eend 0
+}
+
+start() {
+ if [ -f /proc/modules ] && [ "${LOAD_ON_START}" = "yes" ]; then
+ ebegin "Loading ALSA modules"
+ eindent
+ load_modules
+ eoutdent
+ eend $? || return 1
+ fi
+
+ if [ ! -d /proc/asound ]; then
+ eerror "ALSA failed to load."
+ eend 1
+ return 1
+ elif [ "${RESTORE_ON_START}" = "yes" ]; then
+ restore
+ fi
+
+ return 0
+}
+
+stop() {
+ if [ ! -d /proc/asound ] ; then
+ eerror "ALSA is not loaded"
+ return 0
+ fi
+
+ [ "${SAVE_ON_STOP}" = "yes" ] && save
+
+ return 0
+}