HevSocks5TProxy: Append git commit id into version.

Android.mk

@@ -34,6 +34,7 @@ LOCAL_C_INCLUDES := \
 	$(LOCAL_PATH)/src/core/include \
 	$(LOCAL_PATH)/third-part/yaml/src \
 	$(LOCAL_PATH)/third-part/hev-task-system/include
+LOCAL_CFLAGS += $(VERSION_CFLAGS)
 ifeq ($(TARGET_ARCH_ABI),armeabi-v7a)
 LOCAL_CFLAGS += -mfpu=neon
 endif

Makefile

@@ -27,6 +27,7 @@ TARGET=$(BINDIR)/hev-socks5-tproxy
 THIRDPARTS=$(THIRDPARTDIR)/yaml $(THIRDPARTDIR)/hev-task-system
 
 -include build.mk
+CCFLAGS+=$(VERSION_CFLAGS)
 CCSRCS=$(filter %.c,$(SRCFILES))
 ASSRCS=$(filter %.S,$(SRCFILES))
 LDOBJS=$(patsubst $(SRCDIR)/%.c,$(BUILDDIR)/%.o,$(CCSRCS)) \

build.mk

@@ -5,3 +5,4 @@ rwildcard=$(foreach d,$(wildcard $1*), \
           $(filter $(subst *,%,$2),$d))
 
 SRCFILES=$(call rwildcard,$(SRCDIR)/,*.c *.S)
+VERSION_CFLAGS=-DCOMMIT_ID=\"$(shell git -C $(SRCDIR) rev-parse --short HEAD)\"

src/hev-main.c

@@ -27,7 +27,8 @@ static void
 show_help (const char *self_path)
 {
     printf ("%s CONFIG_PATH\n", self_path);
-    printf ("Version: %u.%u.%u\n", MAJOR_VERSION, MINOR_VERSION, MICRO_VERSION);
+    printf ("Version: %u.%u.%u %s\n", MAJOR_VERSION, MINOR_VERSION,
+            MICRO_VERSION, COMMIT_ID);
 }
 
 static void