File: //var/lib/dpkg/info/logrotate.preinst
#!/bin/sh
set -eu
if [ "$1" = "upgrade" ]; then
  # Fix up the location of the state files that previous versions used.
  if [ -f /var/state/logrotate/status ]; then
    if [ -f /var/lib/logrotate/status ]; then
      rm /var/state/logrotate/status
    else
      mkdir -m 755 -p /var/lib/logrotate
      mv /var/state/logrotate/status /var/lib/logrotate/status
    fi
    rm -rf /var/state/logrotate
  fi
  if [ -f /var/lib/logrotate.status ]; then
    if [ -f /var/lib/logrotate/status ]; then
      rm /var/lib/logrotate.status
    else
      mkdir -m 755 -p /var/lib/logrotate
      mv /var/lib/logrotate.status /var/lib/logrotate/status
    fi
  fi
fi
exit 0