Define GIT_COMMIT_HASH via cmake or git archive

1 files changed, 28 insertions, 0 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6e13aa0..0faa56d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -359,6 +359,34 @@ if(WIN32)
 endif()
 
 ################################################################################
+# Versioning
+################################################################################
+
+# Get the current working branch
+execute_process(
+  COMMAND git rev-parse --abbrev-ref HEAD
+  WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+  OUTPUT_VARIABLE GIT_BRANCH
+  OUTPUT_STRIP_TRAILING_WHITESPACE
+)
+
+# Get the latest abbreviated commit hash of the working branch
+execute_process(
+  COMMAND git log -1 --format=%h
+  WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+  OUTPUT_VARIABLE GIT_COMMIT_HASH
+  OUTPUT_STRIP_TRAILING_WHITESPACE
+)
+
+if(NOT "${GIT_COMMIT_HASH}" STREQUAL "")
+	add_definitions("-DGIT_COMMIT_HASH=\"${GIT_COMMIT_HASH}\"")
+endif()
+if(NOT "${GIT_BRANCH}" STREQUAL "")
+	add_definitions("-DGIT_BRANCH=\"${GIT_BRANCH}\"")
+endif()
+
+
+################################################################################
 # Compile & Link
 ################################################################################