#!/bin/sh -e
### BEGIN INIT INFO
# Provides:          amixer-master-mute
# Required-Start:
# Required-Stop:
# Default-Start:
# Default-Stop:      0 6
# Short-Description: Mute the Master mixer
# Description:       Mute the Master mixer to avoid
#                    a crackling (popping) sound
#                    from the speakers when rebooting
#                    or shutting down the computer.
### END INIT INFO

case "$1" in
    start)
        ;;
    restart|reload|force-reload)
        echo "Error: argument '$1' not supported" >&2
        exit 3
        ;;
    stop)
        amixer set Master mute > /dev/null
        ;;
    *)
        echo "Usage: $0 start|stop" >&2
        exit 3
        ;;
esac

exit 0