diff --git a/CMakeLists.txt b/CMakeLists.txt index d32dbd83..f7918011 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -34,6 +34,7 @@ option(BENCHMARK_DOWNLOAD_DEPENDENCIES "Allow the downloading and in-tree buildi # This option can be used to disable building and running unit tests which depend on gtest # in cases where it is not possible to build or find a valid version of gtest. option(BENCHMARK_ENABLE_GTEST_TESTS "Enable building the unit tests which depend on gtest" ON) +option(BENCHMARK_USE_BUNDLED_GTEST "Use bundled GoogleTest. If disabled, the find_package(GTest) will be used." ON) option(BENCHMARK_ENABLE_LIBPFM "Enable performance counters provided by libpfm" OFF) @@ -308,7 +309,15 @@ if (BENCHMARK_ENABLE_TESTING) if (BENCHMARK_ENABLE_GTEST_TESTS AND NOT (TARGET gtest AND TARGET gtest_main AND TARGET gmock AND TARGET gmock_main)) - include(GoogleTest) + if (BENCHMARK_USE_BUNDLED_GTEST) + include(GoogleTest) + else() + find_package(GTest CONFIG REQUIRED) + add_library(gtest ALIAS GTest::gtest) + add_library(gtest_main ALIAS GTest::gtest_main) + add_library(gmock ALIAS GTest::gmock) + add_library(gmock_main ALIAS GTest::gmock_main) + endif() endif() add_subdirectory(test) endif()