# arg 1:  the new package version
post_install() {
  [ -f var/log/lastlog ] ||  : >var/log/lastlog
  [ -f var/log/wtmp ]    ||  : >var/log/wtmp
  [ -f var/run/utmp ]    ||  : >var/run/utmp
  [ -f var/log/btmp ]    || (: >var/log/btmp && bin/chmod 600 var/log/btmp)
  # workaround for bug #7194
  # readded due to bug #9465
  # please do not remove!
  chmod 1777 var/spool/mail tmp var/tmp var/lock
}

# arg 1:  the new package version
# arg 2:  the old package version
post_upgrade() {
  post_install $1
  if [ ! "`grep ^optical: etc/group`" ]; then
    echo "adding new groups: audio optical"
    usr/sbin/groupadd -g 92 audio   >/dev/null
    usr/sbin/groupadd -g 93 optical >/dev/null
  fi
  if [ ! "`grep ^video: etc/group`" ]; then
    echo "adding new groups: video floppy storage"
    usr/sbin/groupadd -g 91 video   >/dev/null
    usr/sbin/groupadd -g 94 floppy  >/dev/null
    usr/sbin/groupadd -g 95 storage >/dev/null
  fi
  if [ ! "`grep ^log: etc/group`" ]; then
    echo "adding new group: log"
    usr/sbin/groupadd -g 19 log     >/dev/null
  fi
  if [ ! "`grep ^power: etc/group`" ]; then
    echo "adding new group: power"
    usr/sbin/groupadd -g 98 power   >/dev/null
  fi
  if [ ! "`grep ^network: etc/group`" ]; then
    echo "adding new group: network"
    usr/sbin/groupadd -g 90 network >/dev/null
  fi
  if [ ! "`grep ^games: etc/group`" ]; then
    echo "adding new group: games"
    usr/sbin/groupadd -g 50 games >/dev/null
  fi
  if [ ! "`grep ^uucp: etc/group`" ]; then
    echo "adding new group: uucp"
    usr/sbin/groupadd -g 14 uucp >/dev/null
  fi
  if [ ! "`grep ^http: etc/group`" ]; then
    echo "adding new group: http"
    usr/sbin/groupadd -g 33 http >/dev/null
  fi
  if [ ! "`grep ^http: etc/passwd`" ]; then
    echo "adding new user http"
    usr/sbin/useradd -u 33 -d /srv/http -g http -s /bin/false http >/dev/null
  fi
  if [ ! "`grep ^scanner: etc/group`" ]; then
    echo "adding new group: scanner"
    usr/sbin/groupadd -g 96 scanner >/dev/null
  fi
  if [ ! "`grep ^rfkill: etc/group`" ]; then
    echo "adding new group: rfkill"
    usr/sbin/groupadd -g 24 rfkill >/dev/null
  fi

  grep -q '^include /etc/ld.so.conf.d/\*.conf$' etc/ld.so.conf \
    || echo 'include /etc/ld.so.conf.d/*.conf' >> etc/ld.so.conf

  # set "Last password change" > 0; otherwise su $user wont work
  for user in bin daemon mail ftp http nobody; do
    if LANG=C chage -l ${user} | grep -q 'password must be changed'; then
      chage -d 14871 ${user}
    fi
  done
}