From 4cc2ae78d3027c349969437f08a88b1fb88c9de8 Mon Sep 17 00:00:00 2001
From: Renato Botelho <garga@FreeBSD.org>
Date: Tue, 10 Jun 2014 10:54:24 -0300
Subject: Revert "Fix #3700 and other syntax issues:"

This reverts commit e912bfae186b6b657daf52607f9d027f46be0478.
---
 sbin/dhclient-script | 30 +++++++++++++++---------------
 1 file changed, 15 insertions(+), 15 deletions(-)

(limited to 'sbin/dhclient-script')

diff --git a/sbin/dhclient-script b/sbin/dhclient-script
index 0f393a7..8421bfd 100755
--- a/sbin/dhclient-script
+++ b/sbin/dhclient-script
@@ -27,14 +27,13 @@ ROUTE=/sbin/route
 SED=/usr/bin/sed
 ARP=/usr/sbin/arp
 IFCONFIG=/sbin/ifconfig
-PFCTL=/sbin/pfctl
 
 LOCALHOST=127.0.0.1
 
 if [ -x /usr/bin/logger ]; then
 	LOGGER="/usr/bin/logger -s -p user.notice -t dhclient"
 else
-	LOGGER="echo"
+	LOGGER=echo
 fi
 
 #
@@ -43,8 +42,11 @@ fi
 
 check_hostname() {
 	current_hostname=`$HOSTNAME`
-	if [ -z "$current_hostname" -o \
-	    "$current_hostname" != "$new_host_name" ]; then
+	if [ -z "$current_hostname" ]; then
+		$LOGGER "New Hostname ($interface): $new_host_name"
+		$HOSTNAME $new_host_name
+	elif [ "$current_hostname" = "$old_host_name" -a \
+	       "$new_host_name" != "$old_host_name" ]; then
 		$LOGGER "New Hostname ($interface): $new_host_name"
 		$HOSTNAME $new_host_name
 	fi
@@ -58,30 +60,28 @@ arp_flush() {
 
 delete_old_states() {
 	$LOGGER "Starting delete_old_states()"
-	_FLUSHED=0
 	# If the IP changed, remove states from the old one
 	if [ -f /var/db/${interface}_ip ]; then
-		OLD_IP=`cat /var/db/${interface}_ip`
+		OLD_IP = `cat /var/db/${interface}_ip`
 		$LOGGER "Comparing IPs: Old: ${OLD_IP} New: ${new_ip_address}"
 		if [ -n "${OLD_IP}" ] && [ "${OLD_IP}" != "${new_ip_address}" ]; then
 			$LOGGER "Removing states from old IP '${OLD_IP}' (new IP '${new_ip_address}')"
-			${PFCTL} -i $interface -Fs
-			${PFCTL} -K ${OLD_IP}/32
-			_FLUSHED=1
+			/sbin/pfctl -i $interface -Fs
+			pfctl -K ${OLD_IP}/32
 		fi
 	fi
 	# Delete states through old gateway if it's not the same
-	OLD_ROUTER=""
 	if [ -n "${old_routers}" ]; then
-		OLD_ROUTER=$old_routers
-	elif [ -f /tmp/${interface}_router ]; then
-		OLD_ROUTER=`cat /tmp/${interface}_router`
+		OLD_ROUTER = $old_routers
+	fi
+	if [ -z "${OLD_ROUTER}" ] && [ -f /tmp/${interface}_router ]; then
+		OLD_ROUTER = `cat /tmp/${interface}_router`
 	fi
-	if [ ${_FLUSHED} -eq 0 -a -n "${OLD_ROUTER}" ]; then
+	if [ -n "${OLD_ROUTER}" ]; then
 		$LOGGER "Comparing Routers: Old: ${OLD_ROUTER} New: ${new_routers}"
 		if [ "${OLD_ROUTER}" != "${new_routers}" ]; then
 			$LOGGER "Removing states through old gateway '${OLD_ROUTER}' (new gateway '${new_routers}')"
-			${PFCTL} -i $interface -Fs
+			/sbin/pfctl -i $interface -Fs -G ${OLD_ROUTER}
 		fi
 	fi
 }
-- 
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