#!/bin/sh
set -e

#DEBHELPER#

# Prepare to move a conffile without triggering a dpkg question
prep_mv_conffile() {
	CONFFILE="$1"

	if [ -e "$CONFFILE" ]; then
		md5sum="`md5sum \"$CONFFILE\" | sed -e \"s/ .*//\"`"
		old_md5sum="`sed -n -e \"/^Conffiles:/,/^[^ ]/{\\\\' $CONFFILE'{s/.* //;p}}\" /var/lib/dpkg/status`"
		if [ "$md5sum" = "$old_md5sum" ]; then
			rm -f "$CONFFILE"
		fi
	fi
}

case "$1" in
install|upgrade)
	if dpkg --compare-versions "$2" le "0.7"; then
		for c in README 50uncommitted-changes; do
			prep_mv_conffile "/etc/etckeeper/pre-apt.d/$c"
		done
		for c in README 10git-test 30git-add 40git-rm 50git-commit; do
			prep_mv_conffile "/etc/etckeeper/post-apt.d/$c"
		done
		for c in 40git-init 50git-ignore 50git-perm \
		         50git-pre-commit-hook 70git-add; do
			prep_mv_conffile "/etc/etckeeper/init.d/$c"
		done
	fi
esac