Makefile build fixes for message-timestamp plugin.

apps/Makefile

@@ -17,8 +17,7 @@ reallyclean :
 	set -e; for d in ${DIRS}; do $(MAKE) -C $${d} $@; done
 
 check : test
-
-test : mosquitto
+test :
 	set -e; for d in ${DIRS}; do $(MAKE) -C $${d} $@; done
 
 install :

plugins/Makefile

@@ -0,0 +1,26 @@
+DIRS= \
+		message-timestamp
+
+.PHONY : all binary check clean reallyclean test install uninstall
+
+all :
+	set -e; for d in ${DIRS}; do $(MAKE) -C $${d}; done
+
+binary :
+	set -e; for d in ${DIRS}; do $(MAKE) -C $${d} $@; done
+
+clean :
+	set -e; for d in ${DIRS}; do $(MAKE) -C $${d} $@; done
+
+reallyclean :
+	set -e; for d in ${DIRS}; do $(MAKE) -C $${d} $@; done
+
+check : test
+test :
+	set -e; for d in ${DIRS}; do $(MAKE) -C $${d} $@; done
+
+install :
+	set -e; for d in ${DIRS}; do $(MAKE) -C $${d} $@; done
+
+uninstall :
+	set -e; for d in ${DIRS}; do $(MAKE) -C $${d} $@; done

plugins/message-timestamp/Makefile

@@ -1,4 +1,24 @@
-all : mosquitto_timestamp.so
+.PHONY : all binary check clean reallyclean test install uninstall
 
-mosquitto_timestamp.so : mosquitto_timestamp.c
+PLUGIN_NAME=mosquitto_message_timestamp
+
+all : binary
+
+binary : ${PLUGIN_NAME}.so
+
+${PLUGIN_NAME}.so : ${PLUGIN_NAME}.c
 	$(CC) -I../../include -fPIC -shared $< -o $@
+
+reallyclean : clean
+clean:
+	-rm -f *.o ${PLUGIN_NAME}.so *.gcda *.gcno
+
+check: test
+test:
+
+install: ${PLUGIN_NAME}.so
+	$(INSTALL) -d "${DESTDIR}$(prefix)/lib"
+	$(INSTALL) ${STRIP_OPTS} ${PLUGIN_NAME}.so "${DESTDIR}${prefix}/lib/${PLUGIN_NAME}.so"
+
+uninstall :
+	-rm -f "${DESTDIR}${prefix}/lib/${PLUGIN_NAME}.so"