Sindbad~EG File Manager

#!/bin/sh

set -e

if [ "$1" = upgrade ]; then
  if dpkg --compare-versions "$2" lt-nl 4.0.3-7 && \
     dpkg --compare-versions "$2" gt 4.0.3-3; then
    if ! test -L /tmp/.screen && test -d /tmp/.screen && test -n "`find /tmp/.screen -type p 2>/dev/null`"; then
      ln -s /tmp/.screen /run/screen
    fi
  fi
  perms="`stat -c%a /usr/bin/screen`"
  override=/etc/tmpfiles.d/screen-cleanup.conf
  if [ $perms -eq 2755 ]; then
    chmod 1777 /run/screen
    if [ ! -f $override ]; then
       echo 'd /run/screen 1777 root utmp' > $override
    fi
  fi
fi