CMakeLists.txt

# CMake version has to be newer than the Boost version: see https://stackoverflow.com/a/43885372/10360134
# BE SUPER CAREFUL IF YOU CHANGE ANY VERSION ~ Captain SpOCK, 45th August 3045
cmake_minimum_required(VERSION 3.23.2)

# Project name and language
project(Hybrid-Lambda LANGUAGES CXX)

# We default to Release build type if option -D CMAKE_BUILD_TYPE not provided
if(NOT CMAKE_BUILD_TYPE)
  set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type" FORCE)
endif()

message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")
message(STATUS "C++ flags, Debug configuration: ${CMAKE_CXX_FLAGS_DEBUG}")
message(STATUS "C++ flags, Release configuration: ${CMAKE_CXX_FLAGS_RELEASE}")
message(STATUS "C++ flags, Release configuration with Debug info: ${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
message(STATUS "C++ flags, minimal Release configuration: ${CMAKE_CXX_FLAGS_MINSIZEREL}")

# Use modern C++ with support for concepts and mp-units
set(CMAKE_CXX_STANDARD 20)
# Prevent use of non-portable compiler extensions
set(CMAKE_CXX_EXTENSIONS OFF)
# This makes C++20 a requirement and prevents a "decay" to C++98 when the compiler does not support C++20.
set(CMAKE_CXX_STANDARD_REQUIRED ON)
# Tell find_package() to first search using Config mode before falling back to Module mode (for conan)
set(CMAKE_FIND_PACKAGE_PREFER_CONFIG TRUE)

find_package(Boost 1.71 REQUIRED COMPONENTS program_options serialization unit_test_framework)

add_subdirectory(app)

add_subdirectory(doc)

enable_testing()

add_subdirectory(tests)