From f6523bc6bc58665a38b34a8b00bae048f0a0923d Mon Sep 17 00:00:00 2001
From: Peter Wu <lekensteyn@gmail.com>
Date: Sat, 28 Sep 2013 16:38:04 +0200
Subject: ltunify: Add --version (-V) option, use git version if possible

---
 Makefile | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index b68ddfd..8116950 100644
--- a/Makefile
+++ b/Makefile
@@ -9,6 +9,13 @@ udevrulesdir ?= /etc/udev/rules.d
 
 udevrule = 42-logitech-unify-permissions.rules
 
+PACKAGE_VERSION ?= $(shell git describe --dirty 2>/dev/null | sed s/^v//)
+ifeq (PACKAGE_VERSION, "")
+	LTUNIFY_DEFINES :=
+else
+	LTUNIFY_DEFINES := -DPACKAGE_VERSION=\"$(PACKAGE_VERSION)\"
+endif
+
 %: %.c
 	$(CC) $(CFLAGS) -o $(OUTDIR)$@ $<
 
@@ -17,7 +24,7 @@ all: ltunify read-dev-usbmon
 read-dev-usbmon: read-dev-usbmon.c hidraw.c
 
 ltunify: ltunify.c hidpp20.c
-	$(CC) $(CFLAGS) -o $(OUTDIR)$@ $< -lrt
+	$(CC) $(CFLAGS) -o $(OUTDIR)$@ $< -lrt $(LTUNIFY_DEFINES)
 
 .PHONY: all clean install-home install install-udevrule uninstall
 clean:
-- 
cgit v1.2.1