cmake_minimum_required( VERSION 3.1.0 ) if( NOT CMAKE_CROSSCOMPILING ) set( CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -D_DEBUG" ) add_executable( lemon lemon.c ) set( CROSS_EXPORTS ${CROSS_EXPORTS} lemon PARENT_SCOPE ) # Lemon wants lempar.c in its directory add_custom_command( TARGET lemon POST_BUILD COMMAND echo $ COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_CURRENT_SOURCE_DIR}/lempar.c $ ) endif()