set(GOOGLETEST_ROOT googletest/googletest)

include_directories(SYSTEM
    ${PROJECT_SOURCE_DIR}/${GOOGLETEST_ROOT}
    ${PROJECT_SOURCE_DIR}/${GOOGLETEST_ROOT}/include
    )

set(GOOGLETEST_SOURCES
    ${PROJECT_SOURCE_DIR}/${GOOGLETEST_ROOT}/src/gtest-all.cc
    ${PROJECT_SOURCE_DIR}/${GOOGLETEST_ROOT}/src/gtest_main.cc
    )

foreach(_source ${GOOGLETEST_SOURCES})
    set_source_files_properties(${_source} PROPERTIES GENERATED 1)
endforeach()
add_library(gtest STATIC ${GOOGLETEST_SOURCES})