freebsd-ports/mail/dovecot-devel/pkg-deinstall

#! /bin/sh
#
# ex:ts=4

ask() {
	local question default answer

	question=$1
	default=$2
	if [ -z "${PACKAGE_BUILDING}" -a -z "${BATCH}" ]; then
		read -p "${question} [${default}]? " answer
	fi
	echo ${answer:-${default}}
}

yesno() {
	local question default answer

	question=$1
	default=$2
	while :; do
		answer=$(ask "${question}" "${default}")
		case "${answer}" in
		[Yy]*)	return 0;;
		[Nn]*)	return 1;;
		esac
		echo "Please answer yes or no."
	done
}

delete_account() {
	local u

	u=$1
	if yesno "Do you want me to remove user \"${u}\"" n; then
		pw userdel -n ${u}
		echo "Done."
	fi
}

case $2 in

DEINSTALL)
	if ps -axc | grep -qw dovecot; then
		if yesno "Dovecot is still running. Shall I stop it?" y; then
			killall dovecot
			sleep 2
		else
			echo "OK ... I hope you know what you are doing."
		fi
	fi

	delete_account dovecot
	delete_account dovecot-auth

	base=/var/dovecot
	DIRLIST="${base}/ssl/private ${base}/ssl/certs ${base}/ssl ${base}/private \
		${base}/login ${base}/auth ${base} /var/run/dovecot"
	echo "Cleaning up \"${base}\"."
	for directory in ${DIRLIST}; do
		rmdir ${directory} 2>/dev/null || :
	done
	;;

esac