From 2de1f4cb59e0b34800967e0d6772d854ee9c42a5 Mon Sep 17 00:00:00 2001
From: Chris Bieneman <beanz@apple.com>
Date: Thu, 14 Jan 2016 22:44:29 +0000
Subject: [PATCH] [CMake] Add support for populating LLVM_REPOSITORY from
 CMake.

Autoconf does this in the GetRepositoryPath script, CMake's VersionFromVCS does grab the SVN_REVISION, but doesn't populate the repository URL.

llvm-svn: 257826
---
 cmake/modules/VersionFromVCS.cmake | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/cmake/modules/VersionFromVCS.cmake b/cmake/modules/VersionFromVCS.cmake
index 26314d4126d..85cb8ead21a 100644
--- a/cmake/modules/VersionFromVCS.cmake
+++ b/cmake/modules/VersionFromVCS.cmake
@@ -16,6 +16,9 @@ function(add_version_info_from_vcs VERS)
         set(SVN_REVISION ${Project_WC_REVISION} PARENT_SCOPE)
         set(result "${result}-r${Project_WC_REVISION}")
       endif()
+      if( Project_WC_URL )
+        set(LLVM_REPOSITORY ${Project_WC_URL} PARENT_SCOPE)
+      endif()
     endif()
   elseif( EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.git )
     set(result "${result}git")
@@ -65,6 +68,19 @@ function(add_version_info_from_vcs VERS)
         else()
           set(result "${result}${git_svn_rev}")
         endif()
+
+        execute_process(COMMAND
+          ${git_executable} svn info
+          WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+          TIMEOUT 5
+          RESULT_VARIABLE git_result
+          OUTPUT_VARIABLE git_output)
+        if( git_result EQUAL 0)
+          string(REGEX MATCH "URL: ([^ \n]*)" svn_url ${git_output})
+          if(svn_url)
+            set(LLVM_REPOSITORY ${CMAKE_MATCH_1} PARENT_SCOPE)
+          endif()
+        endif()
       endif()
     endif()
   endif()