[Sheepdog] [PATCH] add git based versioning

[MORITA Kazutaka]

Signed-off-by: MORITA Kazutaka <morita.kazutaka at lab.ntt.co.jp>
---
 configure.ac |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/configure.ac b/configure.ac
index 7d49a52..00d1acc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,7 +18,13 @@
 # bootstrap / init
 AC_PREREQ([2.61])
 
-AC_INIT([sheepdog], [0.2.3], [sheepdog at lists.wpkg.org])
+m4_define([sheepdog_version], [0.2.3])
+
+m4_define([git_version],
+	m4_esyscmd_s([git describe --tags --dirty 2> /dev/null | sed 's/^v//']))
+
+AC_INIT([sheepdog], m4_default(git_version, sheepdog_version),
+	[sheepdog at lists.wpkg.org])
 AM_INIT_AUTOMAKE([-Wno-portability])
 
 AC_CONFIG_SRCDIR([collie/collie.c])
-- 
1.7.2.5