version stuff

src/Makefile

@@ -5,15 +5,21 @@ LDFLAGS=-lwiringPi -lcurl -lconfig
 
 INST_DIR=/opt/sbin
 
-counter:	counter.o LS7366R.o influx.o ringbuffer.o led.o logging.o
-	$(CC) -o $@ $(LDFLAGS) $^
-
-.c.o:
-	$(CC) $(CFLAGS) -c $<
+REFCNT:=$(shell git rev-list --all --count) 
+VERSION:=$(shell cat VERSION)
 
 .PHONY: all
 all:	counter
 
+counter:	counter.o LS7366R.o influx.o ringbuffer.o led.o logging.o version.o
+	$(CC) -o $@ $(LDFLAGS) $^
+
+version.o:	version.c VERSION
+	$(CC) -DD_REFCNT=$(REFCNT) -DD_VERSION=\"$(VERSION)\" -c $<
+
+.c.o:
+	$(CC) $(CFLAGS) -c $<
+
 .PHONY: clean
 clean:
 	-rm -f *.o counter
@@ -31,4 +37,10 @@ install:
 	sudo systemctl enable $(INST_DIR)/counter.service
 	sudo systemctl start counter
 
+.PHONY: stop
+stop:
+	sudo systemctl stop counter
 
+.PHONY: start
+start:
+	sudo systemctl start counter