#!/bin/bash

. /etc/rc.conf
. /etc/conf.d/alsa
. /etc/rc.d/functions

case "$1" in
  start)
    stat_busy "Restoring ALSA Levels"
    if /usr/sbin/alsactl $ALSA_ARGS restore; then   # removed useless "if [ $? -gt 0 ]; then"
      stat_done
      add_daemon alsa
    else
      stat_fail
    fi

    POWERSAVE="${POWERSAVE:-0}"
    if [[ -e /sys/module/snd_ac97_codec/parameters/power_save ]] \
        && (( $POWERSAVE )); then    # rewritten with proper bash syntax
      echo $POWERSAVE > /sys/module/snd_ac97_codec/parameters/power_save
      [[ -c /dev/dsp ]] && echo 1 > /dev/dsp
    fi

    if [[ -e /sys/module/snd_hda_intel/parameters/power_save ]] \
        && (( $POWERSAVE )); then    # same here
      echo $POWERSAVE > /sys/module/snd_hda_intel/parameters/power_save
      [[ -c /dev/dsp ]] && echo 1 > /dev/dsp
    fi
    ;;
  stop)
    # this is the section that really confused me, the error checking on it was done very strangely.
    # i believe this to be a much better way of doing it.
    SAVE_VOLUME="${SAVE_VOLUME:-yes}"
    if [[ "$SAVE_VOLUME" = "yes" ]]; then
      stat_busy "Saving ALSA Levels"
      /usr/sbin/alsactl $ALSA_ARGS store || { stat_fail; exit 1; }
    else
      stat_busy "Stopping ALSA"
    fi
    if [[ "$MUTE_VOLUME" = "yes" ]]; then
      /usr/bin/amixer -q set Master 0 mute || { stat_fail; exit 1; }
    fi
    stat_done
    rm_daemon alsa
    ;;
  restart)
    $0 stop
    sleep 1
    $0 start
    ;;
  *)
    echo "usage: $0 {start|stop|restart}"
esac