Add support for iproute2 in staticroute.

Fixes #208.

conf.d/staticroute.Linux

@@ -1,2 +1,5 @@
 # Example static route. See route(8) for syntax.
 #staticroute="net 192.168.0.0 netmask 255.255.0.0 gw 10.73.1.1"
+
+# Example static route using iproute2. See ip(8) for syntax.
+#staticiproute="192.168.0.0/24 via 10.73.1.1"

init.d/staticroute.in

@@ -15,11 +15,24 @@ depend()
 	keyword -jail -prefix -vserver
 }
 
+pre_flight_checks()
+{
+	route=route
+	[ -s /etc/route.conf ] && return 0
+
+	if [ -n "$staticiproute" ]; then
+		route="ip route"
+		staticroute="$staticiproute"
+	fi
+}
+
 dump_args()
 {
 	if [ -s /etc/route.conf ]; then
 		cat /etc/route.conf
-	else
+		return $?
+	fi
+
 	case "$staticroute" in
 	*"$__nl"*)
 		echo "$staticroute"
@@ -32,7 +45,6 @@ dump_args()
 		)
 		;;
 	esac
-	fi
 }
 
 do_routes()
@@ -41,6 +53,8 @@ do_routes()
 	[ "$RC_UNAME" != Linux ] && xtra=-q
 
 	ebegin "$1 static routes"
+	eindent
+	pre_flight_checks
 	dump_args | while read args; do
 		[ -z "$args" ] && continue
 		case "$args" in
@@ -52,11 +66,20 @@ do_routes()
 		"-"*)
 			[ $2 = "del" -o $2 = "delete" ] && eval ${args#*-}
 			;;
+		*)
+			veinfo "$args"
+			case "$route" in
+			"ip route")
+				ip route $2 $args
+				;;
 			*)
 				route $xtra $2 -$args
 				;;
 			esac
+			veend $?
+		esac
 	done
+	eoutdent
 	eend 0
 }