[PATCH] D35533: [Basic] Update CMakeLists.txt to handle Repo with git

[MinSeong Kim via Phabricator via cfe-commits]

minseong.kim updated this revision to Diff 114115.
minseong.kim edited the summary of this revision.
minseong.kim added a reviewer: hintonda.
minseong.kim removed a subscriber: hintonda.
minseong.kim added a comment.

I have updated the diff.


https://reviews.llvm.org/D35533

Files:
  lib/Basic/CMakeLists.txt


Index: lib/Basic/CMakeLists.txt
===================================================================
--- lib/Basic/CMakeLists.txt
+++ lib/Basic/CMakeLists.txt
@@ -4,40 +4,6 @@
   Support
   )
 
-# Figure out if we can track VC revisions.
-function(find_first_existing_file out_var)
-  foreach(file ${ARGN})
-    if(EXISTS "${file}")
-      set(${out_var} "${file}" PARENT_SCOPE)
-      return()
-    endif()
-  endforeach()
-endfunction()
-
-macro(find_first_existing_vc_file out_var path)
-  set(git_path "${path}/.git")
-
-  # Normally '.git' is a directory that contains a 'logs/HEAD' file that
-  # is updated as modifications are made to the repository. In case the
-  # repository is a Git submodule, '.git' is a file that contains text that
-  # indicates where the repository's Git directory exists.
-  if (EXISTS "${git_path}" AND NOT IS_DIRECTORY "${git_path}")
-    FILE(READ "${git_path}" file_contents)
-    if("${file_contents}" MATCHES "^gitdir: ([^\n]+)")
-      # '.git' is indeed a link to the submodule's Git directory.
-      # Use the path to that Git directory.
-      set(git_path "${path}/${CMAKE_MATCH_1}")
-    endif()
-  endif()
-
-  find_first_existing_file(${out_var}
-    "${git_path}/logs/HEAD"  # Git or Git submodule
-    "${path}/.svn/wc.db"     # SVN 1.7
-    "${path}/.svn/entries"   # SVN 1.6
-    "${git_path}/HEAD"       # Repo
-    )
-endmacro()
-
 find_first_existing_vc_file(llvm_vc "${LLVM_MAIN_SRC_DIR}")
 find_first_existing_vc_file(clang_vc "${CLANG_SOURCE_DIR}")
 


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