Allow rc_need to work with net scripts, and allow for loopback also.

doc.Linux/net.example

@@ -559,7 +559,7 @@
 #vlan_start_eth0="no"
 
 # If you do the above then you may want to depend on eth0 like so
-# RC_NEED_vlan1="net.eth0"
+# rc_need_vlan1="net.eth0"
 # NOTE: depend functions only work in /etc/conf.d/net
 # and not in profile configs such as /etc/conf.d/net.foo
 
@@ -573,7 +573,7 @@
 
 # If any of the slaves require extra configuration - for example wireless or
 # ppp devices - we need to depend function on the bonded interfaces
-#RC_NEED_bond0="net.eth0 net.eth1"
+#rc_need_bond0="net.eth0 net.eth1"
 
 
 #-----------------------------------------------------------------------------
@@ -690,7 +690,7 @@
 # If the link require extra configuration - for example wireless or
 # RFC 268 bridge - we need to depend on the bridge so they get
 # configured correctly.
-#RC_NEED_ppp0="net.nas0"
+#rc_need_ppp0="net.nas0"
 
 #WARNING: if MTU of the PPP interface is less than 1500 and you use this
 #machine as a router, you should add the following rule to your firewall
@@ -792,7 +792,7 @@
 
 # If any of the ports require extra configuration - for example wireless or
 # ppp devices - we need to depend on them like so.
-#RC_NEED_br0="net.eth0 net.eth1"
+#rc_need_br0="net.eth0 net.eth1"
 
 # Below is an example of configuring the bridge
 # Consult "man brctl" for more details
@@ -836,7 +836,7 @@
 # link_6to4="eth0"		# Interface to base it's addresses on
 # config_6to4="ip6to4"
 # You may want to depend on eth0 like so
-#RC_NEED_6to4="net.eth0"
+#rc_need_6to4="net.eth0"
 # To ensure that eth0 is configured before 6to4. Of course, the tunnel could be
 # any name and this also works for any configured interface.
 # NOTE: If you're not using iproute2 then your 6to4 tunnel has to be called

sh/net.sh

@@ -21,26 +21,23 @@ depend()
 	need localmount
 	after bootmisc
 	provide net
+
 	case "${IFACE}" in
 		lo|lo0);;
-		*)
-			after net.lo net.lo0
+		*) after net.lo net.lo0;;
+	esac
+
 	if type depend_${IFVAR} >/dev/null 2>&1; then
 		depend_${IFVAR}
 	fi
-			local prov=
-			eval prov=\$RC_NEED_${IFVAR}
-			[ -n "${prov}" ] && need ${prov}
-			eval prov=\$RC_USE_${IFVAR}
-			[ -n "${prov}" ] && use ${prov}
-			eval prov=\$RC_BEFORE_${IFVAR}
-			[ -n "${prov}" ] && before ${prov}
-			eval prov=\$RC_AFTER_${IFVAR}
-			[ -n "${prov}" ] && after ${prov}
-			eval prov=\$RC_PROVIDE_${IFVAR}
-			[ -n "${prov}" ] && provide ${prov}
-			;;
-	esac
+
+	local dep= prov=
+	for dep in need use before after provide keywords; do
+		eval prov=\$rc_${dep}_${IFVAR}
+		if [ -n "${prov}" ]; then
+			${dep} ${prov}
+		fi
+	done
 }
 
 # Support bash arrays - sigh