project (pipebomb) cmake_minimum_required(VERSION 3.7) set(CMAKE_CXX_STANDARD 11) #add_compile_options(-g) add_compile_options(-O2) find_package (Threads) include_directories( ${PROJECT_NAME} ${CMAKE_SYSTEM_INCLUDE_PATH}) add_executable (${PROJECT_NAME} main.cpp messages.cpp ) target_link_libraries(pipebomb Threads::Threads rt)