From c36a298c21f1aa5b4e61d2d4740811529175df09 Mon Sep 17 00:00:00 2001
From: "Ondrej Zajicek (work)" <santiago@crfreenet.org>
Date: Wed, 13 Dec 2017 19:18:30 +0100
Subject: [PATCH] Use git describe for BIRD version

Based on patch from Pavel Tvrdik
---
 Makefile.in     | 5 +++++
 sysdep/config.h | 7 +++++++
 2 files changed, 12 insertions(+)

diff --git a/Makefile.in b/Makefile.in
index e1f8d9c2..fdd5e6c7 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -21,6 +21,11 @@ INSTALL=@INSTALL@
 INSTALL_PROGRAM=@INSTALL_PROGRAM@
 INSTALL_DATA=@INSTALL_DATA@
 
+git-label:=$(strip $(shell git describe --always --dirty=-x 2>/dev/null))
+ifneq ($(git-label),)
+        CFLAGS += -DGIT_LABEL="$(git-label)"
+endif
+
 client=$(addprefix $(exedir)/,@CLIENT@)
 daemon=$(exedir)/bird
 protocols=@protocols@
diff --git a/sysdep/config.h b/sysdep/config.h
index 460cac8b..96e371f8 100644
--- a/sysdep/config.h
+++ b/sysdep/config.h
@@ -6,8 +6,15 @@
 #ifndef _BIRD_CONFIG_H_
 #define _BIRD_CONFIG_H_
 
+#define XSTR2(X) #X
+#define XSTR1(X) XSTR2(X)
+
 /* BIRD version */
+#ifdef GIT_LABEL
+#define BIRD_VERSION XSTR1(GIT_LABEL)
+#else
 #define BIRD_VERSION "2.0.0"
+#endif
 
 /* Include parameters determined by configure script */
 #include "sysdep/autoconf.h"