Use a simpler and more reliable command for converting from HEAD to

commit-ish. Funny thing, they have a command designed for this. ;]

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146325 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/cmake/modules/VersionFromVCS.cmake b/cmake/modules/VersionFromVCS.cmake
index bf5776303dddda8736c52dd5cb3605c74c9ed766..a55e9b837f3870e69a7773459797af0cc339fc32 100644 (file)
--- a/cmake/modules/VersionFromVCS.cmake
+++ b/cmake/modules/VersionFromVCS.cmake
@@ -50,7 +50,7 @@ function(add_version_info_from_vcs VERS)
         set(git_svn_rev "")
       endif()
       execute_process(COMMAND
-                      ${git_executable} show-ref --abbrev --hash --head HEAD
+                      ${git_executable} rev-parse --short HEAD
                       WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
                       TIMEOUT 5
                       RESULT_VARIABLE git_result