Bench/CMakeLists.txt at main · YACLib/Bench · GitHub

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cmake_minimum_required(VERSION 3.11)

project(bench)

set(BENCH_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
set(BENCH_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})

# Include guards
if (BENCH_SOURCE_DIR STREQUAL BENCH_BINARY_DIR)
  message(FATAL_ERROR "In-source builds not allowed. Please make a new directory (called a build directory) and run CMake from there.")
endif ()

# Set variables
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
set(CMAKE_CXX_VISIBILITY_PRESET hidden)

set(CMAKE_C_STANDARD 11)
set(CMAKE_C_STANDARD_REQUIRED ON)
set(CMAKE_C_EXTENSIONS OFF)
set(CMAKE_C_VISIBILITY_PRESET hidden)

set(CMAKE_VISIBILITY_INLINES_HIDDEN ON)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)

message("COMPILE_OPTIONS: ${COMPILE_OPTIONS}")
message("LINK_OPTIONS   : ${LINK_OPTIONS}")
if (LIBCXX)
  add_compile_options(-stdlib=libc++)
  add_link_options(-stdlib=libc++ -lc++abi)
endif ()

set(UTIL_HEADERS
  ${BENCH_SOURCE_DIR}/util/bench.hpp
  ${BENCH_SOURCE_DIR}/util/semaphore.hpp
  )

find_package(benchmark QUIET)

if (NOT BENCHMARK_FOUND)
  include(FetchContent)
  if (NOT BENCHMARK_FOUND)
    set(BENCHMARK_ENABLE_TESTING NO)
    FetchContent_Declare(
      benchmark
      GIT_REPOSITORY https://github.com/google/benchmark.git
      GIT_TAG main
    )
    FetchContent_MakeAvailable(benchmark)
  endif ()
endif ()

add_subdirectory(future)