1 files changed, 16 insertions, 0 deletions
diff --git a/cmake/utils/GetGitHash.cmake b/cmake/utils/GetGitHash.cmake
new file mode 100644
index 00000000..8a9be41d
--- /dev/null
+++ b/cmake/utils/GetGitHash.cmake
@@ -0,0 +1,16 @@
+function(get_git_hash WORKING_DIR VERSION_MAJ VERSION_MIN VERSION_PAT OUTPUT_VAR)
+  execute_process(
+    COMMAND git describe --always --dirty
+    WORKING_DIRECTORY ${WORKING_DIR}
+    OUTPUT_VARIABLE _hash
+    OUTPUT_STRIP_TRAILING_WHITESPACE
+    ERROR_QUIET
+  )
+
+  if(NOT _hash)
+    message(WARNING "Could not determine git hash")
+    set(_hash "${VERSION_MAJ}.${VERSION_MIN}.${VERSION_PAT}-custom")
+  endif()
+
+  set(${OUTPUT_VAR} "${_hash}" PARENT_SCOPE)
+endfunction()