From a0c6f5eca67f7314110d6a7f5bc8ca22c082daec Mon Sep 17 00:00:00 2001
From: Yuta Mori <yuta.256@gmail.com>
Date: Sat, 21 Mar 2015 01:27:26 +0900
Subject: Add Git revision check in VERSION.cmake

---
 VERSION.cmake | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/VERSION.cmake b/VERSION.cmake
index 71fcaac..8ca8bf8 100644
--- a/VERSION.cmake
+++ b/VERSION.cmake
@@ -6,3 +6,16 @@ set(PROJECT_VERSION_FULL "${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PR
 
 set(LIBRARY_VERSION "3.0.1")
 set(LIBRARY_SOVERSION "3")
+
+## Git revision number ##
+if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/.git")
+  execute_process(COMMAND git describe --tags HEAD
+    WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
+    OUTPUT_VARIABLE GIT_DESCRIBE_TAGS ERROR_QUIET)
+  if(GIT_DESCRIBE_TAGS)
+    string(REGEX REPLACE "^v(.*)" "\\1" GIT_REVISION "${GIT_DESCRIBE_TAGS}")
+    if(GIT_REVISION)
+      set(PROJECT_VERSION_FULL "${GIT_REVISION}")
+    endif(GIT_REVISION)
+  endif(GIT_DESCRIBE_TAGS)
+endif(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/.git")
-- 
cgit v1.2.3