output build data time and git rev when start

Xiangfu Liu · Xiangfu Liu · commit 43c2a467d154 · 2011-09-02T23:58:55.000+08:00
diff --git a/src/Makefile b/src/Makefile
@@ -10,6 +10,12 @@ LDFLAGS+= -T linker.ld -N
 LDFLAGS+= -L$(MMDIR)/software/libbase -L$(MMDIR)/software/libmath -L$(MMDIR)/software/libnet -L$(MMDIR)/software/libhal
 LIBS    = -lbase -lmath -lnet -lhal
 
+CFLAGS+= -DVERSION='"$(GIT_VERSION)$(GIT_STATUS)"'
+
+GIT_VERSION:=$(shell git rev-parse HEAD | cut -c 1-7)
+GIT_STATUS:=$(shell [ -z "`git status -s -uno`" ] || echo +)
+
+
 all: boot.bin
 
 %.bin: %.elf
diff --git a/src/main.c b/src/main.c
@@ -201,7 +201,8 @@ int main()
 	irq_setmask(0);
 	irq_enable(1);
 	uart_init();
-	printf("*** Milkymist One automated tests starting...\n\n");
+	printf("*** Milkymist One automated tests starting...\n");
+	printf("*** Built: %s at %s (rev %s)\n\n", __DATE__, __TIME__, VERSION);
 	while(1) {
 		printf("*** Select a test category below, or hit ENTER to run all tests:\n");
 		i = 0;
