From 35eed0dfcfe94a1513402a43be2140eef1216a2a Mon Sep 17 00:00:00 2001
From: Chuck Atkins <chuck.atkins@kitware.com>
Date: Tue, 13 Dec 2016 16:14:33 -0500
Subject: [PATCH] ThirdParty: Fix USE_SYSTEM option for GTest
---
thirdparty/CMakeLists.txt | 16 ++++++++++++----
1 file changed, 12 insertions(+), 4 deletions(-)
diff --git a/thirdparty/CMakeLists.txt b/thirdparty/CMakeLists.txt
index 17c638062..39215e37a 100644
--- a/thirdparty/CMakeLists.txt
+++ b/thirdparty/CMakeLists.txt
@@ -14,14 +14,22 @@ set(EP_ARGS
# Use Google Test for a unit testing framework
cmake_dependent_option(ADIOS_USE_SYSTEM_GOOGLETEST
- "Use a system-supplied Google Test framework" OFF
+ "Use a system-supplied Google Test framework" ON
"BUILD_TESTING" OFF)
if(BUILD_TESTING)
- if(NOT ADIOS_USE_SYSTEM_GOOGLETEST)
- add_subdirectory(googletest)
+ if(ADIOS_USE_SYSTEM_GOOGLETEST)
+ find_package(GTest REQUIRED)
+ if(NOT GTEST_FOUND)
+ message(WARNING
+ "Unable to find Google Test framework. "
+ "Using an internal version")
+ set(ADIOS_USE_SYSTEM_GOOGLETEST OFF
+ CACHE BOOL "Use a system-supplied Google Test framework" FORCE)
+ endif()
endif()
- find_package(GTest REQUIRED)
if(NOT ADIOS_USE_SYSTEM_GOOGLETEST)
+ add_subdirectory(googletest)
+ find_package(GTest REQUIRED)
add_dependencies(GTest::GTest googletest)
add_dependencies(GTest::Main googletest)
endif()
--
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