#!/bin/sh
# preinst script for amavisd-cn
#
# see: dh_installdeb(1)

set -e

# summary of how this script can be called:
#        * <new-preinst> `install'
#        * <new-preinst> `install' <old-version>
#        * <new-preinst> `upgrade' <old-version>
#        * <old-preinst> `abort-upgrade' <new-version>
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package

mv_init () {
  echo -n "    Renaming to /etc/init.d/amavis.dpkg-old... "
  mv /etc/init.d/amavis /etc/init.d/amavis.dpkg-old
  echo "done."
}

if [ "$1" = install -o "$1" = upgrade ]; then
  dpkg-divert --quiet --package amavisd-cn --rename \
    --divert /etc/init.d/amavis.amavisd-new /etc/init.d/amavis

  # link not in package because woody's dpkg behaves strange when it is
  if [ ! -h /etc/init.d/amavis ]; then
    if [ -e /etc/init.d/amavis ]; then
      echo "CN: Found unknown file at /etc/init.d/amavis."
      mv_init
    fi
    #ln -s amavisd-cn /etc/init.d/amavis
  elif ! readlink /etc/init.d/amavis | grep -q '^amavisd-cn$'; then
    # Symlink in place, but does it point to us?
    echo "CN: Shouldn't happen: found strange /etc/init.d/amavis link."
    mv_init
    #ln -s amavisd-cn /etc/init.d/amavis
  fi
fi

# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.

#DEBHELPER#

exit 0