#!/bin/bash

test -x@sbindir@/ld10k1 || exit 0

card=$2
socket=/tmp/.ld10k1_port

if [ -z "$card" ]; then
    card=0
elif [ "$card" = "0" ] ; then
    card=0
else
    socket=$socket"_"$card
fi

pidfile=/var/run/ld10k1_$card.pid
dspsetup=/etc/dspstate_$card.ld10k1

start() {
    if [ ! -f $pidfile ] ; then
	echo $"Starting ld10k1"
	@sbindir@/ld10k1 -d -c $card -p $socket -i $pidfile >/dev/null 2>&1
	if [ -f $dspsetup ]; then
	    echo $"Restoring DSP setup"
	    @binarydir@/lo10k1 -p $socket --restore $dspsetup >/dev/null 2>&1
	fi
    else
	echo $"ld10k1 running"
    fi
    return 0
}

stop() {
    if [ -f $pidfile ] ; then
	echo $"Storing DSP setup"
	@binarydir@/lo10k1 -p $socket --store $dspsetup >/dev/null 2>&1
	echo $"Stoping ld10k1"
	pid=
	local line p
	read line < $pidfile
	for p in $line ; do
	    [ -z "${p//[0-9]/}" -a -d "/proc/$p" ] && pid="$pid $p"
	done
	kill -s 9 $pid >/dev/null 2>&1
	
	if [ -f $pidfile ] ; then
	    rm -f $pidfile >/dev/null 2>&1
	fi
    else
	echo $"ld10k1 not runing"
    fi
    return 0
}

save() {
    if [ -f $pidfile ] ; then
	echo $"Storing DSP setup"
	@binarydir@/lo10k1 -p $socket --store $dspsetup >/dev/null 2>&1
    else
	echo $"ld10k1 not runing"
    fi
    return 0
}


case "$1" in
start)
    start
    ;;
stop)
    stop
    ;;
save)
    save
    ;;
*)
    echo $"Usage $0 {start|stop}"
    exit 1
esac