source: lliurex-disable-upstart-services/trunk/fuentes/install/usr/sbin/upstart-manager

#!/bin/bash

usage(){
echo -e "\nUsage"
echo -e "\t$0 enable|disable service..."
echo -e "\t$0 list [enable|disable] "
echo ""
exit 1
}


[ $# -ge 1 ] || usage

OP="$1"
shift
case $OP in 

enable|disable)
        [ $UID -eq 0 ] || { echo "You are't root" ; exit 1 ;}
        [ $# -ge 1 ] || usage
        if [ "$OP" = "disable" ]; then
                for x in $@; do
                        echo "manual" > /etc/init/${x}.override
                done    
        else
                for x in $@; do
                        rm /etc/init/${x}.override 2> /dev/null || true
                done    

        fi
;;
list)
        EXTENSION=""
        if [ "$1" = "enable" ]; then
                EXTENSION=".conf"
        elif [ "$1" = "disable" ]; then
                EXTENSION=".override"
        fi
        for x in $(ls /etc/init/*$EXTENSION); do
                echo $(basename ${x%.*})
        done
        
;;
esac