From dd214f13cd8c89e926cf054fd84ae27382dd8d24 Mon Sep 17 00:00:00 2001
From: w-klijn <w.f.a.klijn@gmail.com>
Date: Wed, 3 May 2017 16:55:56 +0200
Subject: [PATCH] Use cmake source directory instead of current source dir as
 working dir. (#250)

Fixes #249.

* Use CMake source directory instead of current source directory as the working directory in git submodule update for `google-benchmark`, in order to support git versions prior to 1.8.4.
---
 tests/ubench/CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/ubench/CMakeLists.txt b/tests/ubench/CMakeLists.txt
index 27e92ffb..fca1b389 100644
--- a/tests/ubench/CMakeLists.txt
+++ b/tests/ubench/CMakeLists.txt
@@ -25,7 +25,7 @@ if(NOT EXISTS "${gbench_src_dir}/.git")
         message(STATUS "Updating the google-benchmark submodule ${gbench_src_dir}")
         execute_process(
             COMMAND "${GIT_EXECUTABLE}" submodule update --init "${gbench_src_dir}"
-            WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
+            WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
             ERROR_VARIABLE git_error
             RESULT_VARIABLE git_result)
         if(NOT git_result EQUAL 0)
-- 
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