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Make benchmarks optional (add a BENCHMARKS CMake option) #74

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Make benchmarks optional (add a BENCHMARKS CMake option) #74

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21 changes: 13 additions & 8 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/mason.cmake)

option(WERROR "Add -Werror flag to build (turns warnings into errors)" ON)
option(BENCHMARKS "Build benchmarks" ON)

# configure optimization
if (CMAKE_BUILD_TYPE STREQUAL "Debug")
Expand Down Expand Up @@ -35,8 +36,10 @@ endif()
mason_use(catch VERSION 1.9.6 HEADER_ONLY)
include_directories(SYSTEM ${MASON_PACKAGE_catch_INCLUDE_DIRS})

mason_use(benchmark VERSION 1.2.0)
include_directories(SYSTEM ${MASON_PACKAGE_benchmark_INCLUDE_DIRS})
if (BENCHMARKS)
mason_use(benchmark VERSION 1.2.0)
include_directories(SYSTEM ${MASON_PACKAGE_benchmark_INCLUDE_DIRS})
endif()

mason_use(variant VERSION 1.1.5 HEADER_ONLY)
include_directories(SYSTEM ${MASON_PACKAGE_variant_INCLUDE_DIRS})
Expand All @@ -46,10 +49,12 @@ include_directories("${PROJECT_SOURCE_DIR}/include")
file(GLOB TEST_SOURCES test/*.cpp)
add_executable(unit-tests ${TEST_SOURCES})

# libbenchmark.a supports threads and therefore needs pthread support
find_package(Threads REQUIRED)
file(GLOB BENCH_SOURCES bench/*.cpp)
add_executable(bench-tests ${BENCH_SOURCES})
if (BENCHMARKS)
# libbenchmark.a supports threads and therefore needs pthread support
find_package(Threads REQUIRED)
file(GLOB BENCH_SOURCES bench/*.cpp)
add_executable(bench-tests ${BENCH_SOURCES})

# link benchmark static library to the bench-tests binary so the bench tests know where to find the benchmark impl code
target_link_libraries(bench-tests ${MASON_PACKAGE_benchmark_STATIC_LIBS} ${CMAKE_THREAD_LIBS_INIT})
# link benchmark static library to the bench-tests binary so the bench tests know where to find the benchmark impl code
target_link_libraries(bench-tests ${MASON_PACKAGE_benchmark_STATIC_LIBS} ${CMAKE_THREAD_LIBS_INIT})
endif()