#!/bin/sh
set -e

# begin-remove-after: released:forky
if [ "$1" = "upgrade" ] || [ "$1" = install ]; then
	if [ "$(dpkg-divert --truename /sbin/dhclient)" = /sbin/dhclient-noddns ] &&
		[ "$(dpkg-divert --listpackage /sbin/dhclient)" = isc-dhcp-client-ddns ] &&
		[ "$(dpkg-divert --truename /usr/sbin/dhclient)" = /usr/sbin/dhclient ]; then
		# A pre-/usr-merge isc-dhcp-client-ddns is installed.
		echo "Mitigating diversion of /sbin/dhclient on behalf of isc-dhcp-client-ddns"
		dpkg-divert --package isc-dhcp-client-ddns --no-rename --add \
				--divert /usr/sbin/dhclient.usr-is-merged /usr/sbin/dhclient
	fi
fi
# end-remove-after

if [ "$1" = "upgrade" ] || [ "$1" = install ]; then
    # https://bugs.debian.org/1102626
    if dpkg-maintscript-helper supports mv_conffile; then
    dpkg-maintscript-helper mv_conffile \
        /etc/apparmor.d/sbin.dhclient /etc/apparmor.d/usr.sbin.dhclient 4.4.3-P1-7~ -- "$@"
    fi
fi