cmake_minimum_required(VERSION 3.26) project(touch CXX) set(SOURCES main.cpp ) add_executable(touch ${SOURCES}) target_compile_options(touch PUBLIC -O2 -g) target_link_libraries(touch PUBLIC libc) add_custom_target(touch-install COMMAND sudo cp ${CMAKE_CURRENT_BINARY_DIR}/touch ${BANAN_BIN}/ DEPENDS touch USES_TERMINAL )