post_install() {
cat << EOF
---------------------------------------------
Please add this line in /etc/rc.local
twistd --syslog -y /usr/share/klive/klive.tac  
---------------------------------------------
EOF
twistd --syslog -y /usr/share/klive/klive.tac  
}

post_upgrade() {
cat << EOF
---------------------------------------------
Please add this line in /etc/rc.local
twistd --syslog -y /usr/share/klive/klive.tac  
---------------------------------------------
EOF
}

pre_remove() {
cat << EOF
---------------------------------------------
Please remove this line in /etc/rc.local
twistd --syslog -y /usr/share/klive/klive.tac  
---------------------------------------------
EOF
}

op=$1
shift

$op "$@"