cmake_minimum_required(VERSION 2.8.12) project(target_compile_definitions) add_executable(target_compile_definitions "${CMAKE_CURRENT_SOURCE_DIR}/main.cpp" ) target_compile_definitions(target_compile_definitions PRIVATE MY_PRIVATE_DEFINE PUBLIC MY_PUBLIC_DEFINE INTERFACE MY_INTERFACE_DEFINE ) add_executable(consumer "${CMAKE_CURRENT_SOURCE_DIR}/consumer.cpp" ) target_compile_definitions(consumer PRIVATE $ -DDASH_D_DEFINE ) # Test no items target_compile_definitions(consumer PRIVATE ) target_sources(consumer PRIVATE "${CMAKE_CURRENT_SOURCE_DIR}/consumer.c" ) target_compile_definitions(consumer PRIVATE CONSUMER_LANG_$ LANG_IS_CXX=$ LANG_IS_C=$ LANG_IS_C_OR_CXX=$ ) if(CMAKE_GENERATOR MATCHES "Visual Studio|Xcode") target_compile_definitions(consumer PRIVATE TEST_LANG_DEFINES_FOR_VISUAL_STUDIO_OR_XCODE ) endif() add_definitions(-DSOME_DEF) add_library(imp UNKNOWN IMPORTED) get_target_property(_res imp COMPILE_DEFINITIONS) if (_res) message(SEND_ERROR "add_definitions populated the COMPILE_DEFINITIONS target property") endif()