#! /bin/sh
C=$1
if [ -d /proc/asound ] ; then
    # ALSA volume control
    AMIXER=/usr/bin/amixer
    case $C in
	up)
	exec $AMIXER set Master 3%+
	;;
	down)
	exec $AMIXER set Master 3%-
	;;
	mute)
	exec $AMIXER set Master toggle
	;;
    esac
else
    # OSS volume control
    AUMIX=/usr/bin/aumix
    case $C in
	up)
	exec $AUMIX -v +3
	;;
	down)
	exec $AUMIX -v -3
	;;
	mute)
	MUTE=$HOME/.aumix.mute
	if [ -r $MUTE ] ; then
	    aumix -f $MUTE -L
	    rm $MUTE
	else
	    aumix -q | grep '^vol' | sed -e 's/ /:/g' -e 's/,//' > $MUTE
	    aumix -v 0
	fi
	;;
    esac
fi