#!/sbin/openrc-run # Copyright 1999-2019 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 alsastatedir=/var/lib/alsa alsascrdir=/etc/alsa.d alsahomedir=/run/alsasound extra_commands="save restore" depend() { need localmount after bootmisc modules isapnp coldplug hotplug } restore() { ebegin "Restoring Mixer Levels" checkpath -q -d -m 0700 -o root:root ${alsahomedir} || return 1 if [ ! -r "${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${cardnum} ] || sleep 2 alsactl -E HOME="${alsahomedir}" -I -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" checkpath -q -d -m 0700 -o root:root ${alsahomedir} || return 1 mkdir -p "${alsastatedir}" if ! alsactl -E HOME="${alsahomedir}" -f "${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/${device}" done eend 0 } start() { if [ "${RESTORE_ON_START}" = "yes" ]; then restore fi return 0 } stop() { if [ "${SAVE_ON_STOP}" = "yes" ]; then save fi return 0 }