Configuring TSM Client Acceptor Daemon under Ubuntu 12.04

#!/bin/bash
DESC="TSM Client Accpetor Daemon"
NAME="dsmcad"
DAEMON=/opt/tivoli/tsm/client/ba/bin/$NAME
SCRIPTNAME="/etc/init.d/$NAME"

. /lib/lsb/init-functions

DSM_CONFIG=/opt/tivoli/tsm/client/ba/bin/dsm.opt
DSM_DIR=/opt/tivoli/tsm/client/ba/bin/
DSM_LOG=/opt/tivoli/tsm/client/ba/bin/
LANG=en_US.utf8
LC_ALL=en_US.utf8

export DSM_DIR DSM_CONFIG DSM_LOG LANG LC_ALL

rootcheck() {
if [ $UID -ne 0 ] ; then
    echo "You must be a root user" 2>&1
        exit 1
fi
}
pidof_dsmcad() {
PID=$(pidof $DAEMON)
if [ ! $PID ]; then
    return 1
fi
echo $PID
}
d_start () {
    rootcheck
    if [ ! $(pidof_dsmcad) ]; then
            $DAEMON > /dev/null 2>&1
    fi
}
d_stop() {
    rootcheck
    pkill -f $DAEMON
}
d_status() {
    if [ $(pidof_dsmcad) ]; then
               echo "$DESC is running"
    else
        echo "$DESC is not running"
fi
}

case $1 in
    start)
        log_daemon_msg "Starting" $DESC $DAEMON
        d_start
        if [ $(pidof dsmcad) ]; then
            log_end_msg 0
        else
            log_end_msg 1
        fi
;;
    stop)
        log_daemon_msg "Stopping" $DESC $DAEMON
        d_stop
        sleep 2
        if [ $(pidof $DAEMON) ]; then
            log_end_msg 1
        else
            log_end_msg 0
        fi
;;
    status)
               d_status
;;
    restart)
            $0 stop
        sleep 1
        $0 start
;;

    *)
        echo "Usage: /etc/init.d/dsmcad {start|stop|restart|status}"
;;
esac