find_package(Boost REQUIRED COMPONENTS filesystem program_options) option(DEBUG_ASIO "enable debug output for Boost.Asio" OFF) add_executable(server main.cpp server.cpp session.cpp session_manager.cpp) target_include_directories(server SYSTEM PRIVATE ${Boost_INCLUDE_DIRS}) target_link_libraries(server PRIVATE ${Boost_LIBRARIES}) if(DEBUG_ASIO) target_compile_definitions(server PRIVATE BOOST_ASIO_ENABLE_HANDLER_TRACKING) endif()