Index: ext/googletest/CMakeLists.txt
===================================================================
diff -u -N -r4a481bbe77043e0bda2435c6d62a02700b3e46c5 -r2e4eacb299f21d06196fe13140b4b0d095abdca9
--- ext/googletest/CMakeLists.txt	(.../CMakeLists.txt)	(revision 4a481bbe77043e0bda2435c6d62a02700b3e46c5)
+++ ext/googletest/CMakeLists.txt	(.../CMakeLists.txt)	(revision 2e4eacb299f21d06196fe13140b4b0d095abdca9)
@@ -1,16 +1,23 @@
-cmake_minimum_required(VERSION 2.6.2)
+cmake_minimum_required(VERSION 2.8.8)
 
-project( googletest-distribution )
+if (POLICY CMP0048)
+  cmake_policy(SET CMP0048 NEW)
+endif (POLICY CMP0048)
 
+project(googletest-distribution)
+set(GOOGLETEST_VERSION 1.9.0)
+
 enable_testing()
 
-option(BUILD_GTEST "Builds the googletest subproject" OFF)
+include(CMakeDependentOption)
+include(GNUInstallDirs)
 
 #Note that googlemock target already builds googletest
 option(BUILD_GMOCK "Builds the googlemock subproject" ON)
+option(INSTALL_GTEST "Enable installation of googletest. (Projects embedding googletest may want to turn this OFF.)" ON)
 
 if(BUILD_GMOCK)
   add_subdirectory( googlemock )
-elseif(BUILD_GTEST)
+else()
   add_subdirectory( googletest )
 endif()