netplug: systemd support

[Thomas: use relative symlink instead of absolute symlink.]

Signed-off-by: Alex Suykov <alex.suykov@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/netplug/netplug.mk

@@ -23,4 +23,12 @@ define NETPLUG_INSTALL_INIT_SYSV
 		$(TARGET_DIR)/etc/init.d/S29netplug
 endef
 
+define NETPLUG_INSTALL_INIT_SYSTEMD
+	$(INSTALL) -D -m 644 package/netplug/netplug.service \
+		$(TARGET_DIR)/usr/lib/systemd/system/netplug.service
+	mkdir -p $(TARGET_DIR)/etc/systemd/system/multi-user.target.wants
+	ln -sf ../../../../usr/lib/systemd/system/netplug.service \
+		$(TARGET_DIR)/etc/systemd/system/multi-user.target.wants/netplug.service
+endef
+
 $(eval $(generic-package))

package/netplug/netplug.service

@@ -0,0 +1,10 @@
+[Unit]
+Description=Network cable hotplug management daemon
+After=syslog.target network.target
+
+[Service]
+ExecStart=/sbin/netplugd -F
+Restart=always
+
+[Install]
+WantedBy=multi-user.target