From 96e4f73a94e0697ce7200e09983d447220ea5a0b Mon Sep 17 00:00:00 2001
From: Andrew <forkk@forkk.net>
Date: Thu, 21 Feb 2013 11:02:48 -0600
Subject: Include Git commit hash in config.h

---
 CMakeLists.txt | 19 ++++++++++++++++++-
 config.h.in    |  2 ++
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e6a1d0cc..edb58ef2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -93,10 +93,27 @@ SET(MultiMC_VERSION_MAJOR		5)
 SET(MultiMC_VERSION_MINOR		0)
 SET(MultiMC_VERSION_REV			0)
 
-# Jenkins build number.
+# Jenkins build number
 SET(MultiMC_VERSION_BUILD 0 CACHE STRING "Build number.")
 MESSAGE(STATUS "MultiMC build #${MultiMC_VERSION_BUILD}")
 
+# Check the current Git commit
+execute_process(COMMAND git rev-parse HEAD
+	WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+	RESULT_VARIABLE GIT_COMMIT_CHECK_RESULTVAR
+	OUTPUT_VARIABLE GIT_COMMIT_CHECK_OUTVAR
+	OUTPUT_STRIP_TRAILING_WHITESPACE
+)
+
+# If Git executed successfully
+IF(GIT_COMMIT_CHECK_RESULTVAR EQUAL 0)
+	SET(MultiMC_GIT_COMMIT "${GIT_COMMIT_CHECK_OUTVAR}")
+	MESSAGE(STATUS "Git commit: ${MultiMC_GIT_COMMIT}")
+ELSE()
+	SET(MultiMC_GIT_COMMIT "Unknown")
+	MESSAGE(STATUS "Failed to check Git commit. ${GIT_COMMIT_CHECK_RESULTVAR}")
+ENDIF()
+
 
 ######## Set Jenkins info ########
 # Jenkins build tag
diff --git a/config.h.in b/config.h.in
index de53ac93..fbc5aed2 100644
--- a/config.h.in
+++ b/config.h.in
@@ -3,6 +3,8 @@
 #define VERSION_REVISION	@MultiMC_VERSION_REV@
 #define VERSION_BUILD		@MultiMC_VERSION_BUILD@
 
+#define GIT_COMMIT			"@MultiMC_GIT_COMMIT@"
+
 #define VERSION_STR "@MultiMC_VERSION_MAJOR@.@MultiMC_VERSION_MINOR@.@MultiMC_VERSION_REV@.@MultiMC_VERSION_BUILD@"
 
 #define x86 1
-- 
cgit v1.2.3