cpp_ITAM/CMakeLists.txt at master · freegoo/cpp_ITAM · GitHub

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cmake_minimum_required(VERSION 3.16)
project(IITA VERSION 1.0 LANGUAGES CXX)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

# ---------------------------------------------------------------------------
# Release build by default
# ---------------------------------------------------------------------------
if(NOT CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type" FORCE)
endif()

# ---------------------------------------------------------------------------
# Compiler flags
# ---------------------------------------------------------------------------
if(MSVC)
    add_compile_options(/W3 /O2 /arch:AVX2)
else()
    add_compile_options(-Wall -Wextra -O3 -march=native)
endif()

# ---------------------------------------------------------------------------
# Sources
# ---------------------------------------------------------------------------
set(SOURCES
    main.cpp
    src/parser.cpp
    src/integer_assignment.cpp
    src/metrics.cpp
    src/export.cpp
)

add_executable(iita ${SOURCES})

target_include_directories(iita PRIVATE ${CMAKE_SOURCE_DIR})

# ---------------------------------------------------------------------------
# Threading (std::thread requires linking against pthreads on Linux/macOS)
# ---------------------------------------------------------------------------
find_package(Threads REQUIRED)
target_link_libraries(iita PRIVATE Threads::Threads)

# ---------------------------------------------------------------------------
# Filesystem library (needed for older GCC < 9 and clang < 9)
# ---------------------------------------------------------------------------
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "9.0")
    target_link_libraries(iita PRIVATE stdc++fs)
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "9.0")
    target_link_libraries(iita PRIVATE c++fs)
endif()

# ---------------------------------------------------------------------------
# Install
# ---------------------------------------------------------------------------
install(TARGETS iita DESTINATION bin)

message(STATUS "Build type : ${CMAKE_BUILD_TYPE}")
message(STATUS "Compiler   : ${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER_VERSION}")