SET(GTEST_SEARCH_PATH"${GTEST_SOURCE_DIR}""${CMAKE_CURRENT_LIST_DIR}/../thirdparty/gtest/googletest")IF(UNIX)IF(RAPIDJSON_BUILD_THIRDPARTY_GTEST)LIST(APPEND GTEST_SEARCH_PATH "/usr/src/gtest")ELSE()LIST(INSERT GTEST_SEARCH_PATH 1 "/usr/src/gtest")ENDIF()ENDIF()FIND_PATH(GTEST_SOURCE_DIR NAMES CMakeLists.txt src/gtest_main.cc PATHS ${GTEST_SEARCH_PATH})# Debian installs gtest include directory in /usr/include, thus need to look# for include directory separately from source directory.FIND_PATH(GTEST_INCLUDE_DIR NAMES gtest/gtest.h PATH_SUFFIXES include HINTS ${GTEST_SOURCE_DIR} PATHS ${GTEST_SEARCH_PATH})INCLUDE(FindPackageHandleStandardArgs)find_package_handle_standard_args(GTestSrc DEFAULT_MSG GTEST_SOURCE_DIR GTEST_INCLUDE_DIR)