#!/bin/sh
set -e

. /usr/share/debconf/confmodule

if [ "$1" = configure ]; then
  if ! test -d /run/screen; then
    install -g utmp -m 0775 -d /run/screen
  fi
  perms="`stat -c%a /usr/bin/screen`"
  override=/etc/tmpfiles.d/screen-cleanup.conf
  if [ $perms -eq 4755 ]; then
    chmod 0755 /run/screen
    if [ ! -f $override ]; then
       echo "# This file is generated by $0 upon package configuration" > $override
       echo 'd /run/screen 0755 root utmp' >> $override
    fi
  elif [ $perms -eq 755 ]; then
    chmod 1777 /run/screen
    if [ ! -f $override ]; then
       echo "# This file is generated by $0 upon package configuration" > $override
       echo 'd /run/screen 1777 root utmp' >> $override
    fi
  fi

  # LP #1462692
  servicedir=/lib/systemd/system
  servicefile=$servicedir/screen-cleanup.service
  mkdir -p $servicedir
  if [ ! -e $servicefile ]; then
      ln -s /dev/null $servicefile
  fi
fi

#DEBHELPER#