Add dhcp relay daemon

make/dhcp_relay.mk

@@ -0,0 +1,50 @@
+#############################################################
+#
+# dhcp_relay
+#
+#############################################################
+DHCP_RELAY_SOURCE:=dhcp-2.0pl5.tar.gz
+DHCP_RELAY_SITE:=ftp://ftp.isc.org/isc/dhcp
+DHCP_RELAY_CAT:=zcat
+DHCP_RELAY_DIR:=$(BUILD_DIR)/dhcp-2.0pl5
+DHCP_RELAY_BINARY:=relay/dhcrelay
+DHCP_RELAY_TARGET_BINARY:=usr/sbin/dhcrelay
+BVARS=PREDEFINES='-D_PATH_DHCPD_DB=\"/var/lib/dhcp/dhcpd.leases\" \
+	-D_PATH_DHCLIENT_DB=\"/var/lib/dhcp/dhclient.leases\"' \
+	VARDB=/var/lib/dhcp
+
+$(DL_DIR)/$(DHCP_RELAY_SOURCE):
+	 $(WGET) -P $(DL_DIR) $(DHCP_RELAY_SITE)/$(DHCP_RELAY_SOURCE)
+
+dhcp_relay-source: $(DL_DIR)/$(DHCP_RELAY_SOURCE)
+
+$(DHCP_RELAY_DIR)/.unpacked: $(DL_DIR)/$(DHCP_RELAY_SOURCE)
+	$(DHCP_RELAY_CAT) $(DL_DIR)/$(DHCP_RELAY_SOURCE) | tar -C $(BUILD_DIR) -xvf -
+	touch $(DHCP_RELAY_DIR)/.unpacked
+
+$(DHCP_RELAY_DIR)/.configured: $(DHCP_RELAY_DIR)/.unpacked
+	(cd $(DHCP_RELAY_DIR); PATH=$(STAGING_DIR)/bin:$$PATH \
+		CC=$(TARGET_CC) \
+		./configure \
+	);
+	touch  $(DHCP_RELAY_DIR)/.configured
+
+$(DHCP_RELAY_DIR)/$(DHCP_RELAY_BINARY): $(DHCP_RELAY_DIR)/.configured
+	$(MAKE) CC=$(TARGET_CC) $(BVARS) -C $(DHCP_RELAY_DIR)
+	$(STRIP) $(DHCP_RELAY_DIR)/$(DHCP_RELAY_BINARY)
+
+$(TARGET_DIR)/$(DHCP_RELAY_TARGET_BINARY): $(DHCP_RELAY_DIR)/$(DHCP_RELAY_BINARY)
+	(cd $(TARGET_DIR)/var/lib; ln -sf /tmp dhcp)
+	cp -a $(DHCP_RELAY_DIR)/$(DHCP_RELAY_BINARY) $(TARGET_DIR)/$(DHCP_RELAY_TARGET_BINARY) 
+	rm -rf $(TARGET_DIR)/share/locale $(TARGET_DIR)/usr/info \
+		$(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/doc
+
+dhcp_relay: uclibc $(TARGET_DIR)/$(DHCP_RELAY_TARGET_BINARY)
+
+dhcp_relay-clean:
+	$(MAKE) DESTDIR=$(TARGET_DIR) CC=$(TARGET_CC) -C $(DHCP_RELAY_DIR) uninstall
+	-$(MAKE) -C $(DHCP_RELAY_DIR) clean
+
+dhcp_relay-dirclean:
+	rm -rf $(DHCP_RELAY_DIR)
+