#!/bin/bash

if [[ 0 -ne "$( /usr/bin/id -u )" ]] ; then
  /bin/echo "You need to be root!"
  exit 1
fi

/usr/bin/aptitude update
/usr/bin/aptitude autoclean
/usr/bin/aptitude full-upgrade

/usr/bin/dpkg --get-selections \
  | /bin/grep -F "deinstall" \
  | /usr/bin/awk '{ print $1; }' \
  | /usr/bin/xargs /usr/bin/aptitude purge --assume-yes

if [ ! -x /usr/bin/deborphan ] ; then
  /usr/bin/aptitude install deborphan --assume-yes
fi
while REDUNDANT="$( deborphan )" ; test -n "${REDUNDANT}" ; do
  /usr/bin/aptitude purge "${REDUNDANT}" --assume-yes
done

exit 0