cmake_minimum_required(VERSION 3.1...3.13) project(TestUseTargetINCLUDE_DIRECTORIES CXX) include(CTest) find_package(SWIG REQUIRED) include(${SWIG_USE_FILE}) find_package(Python3 REQUIRED COMPONENTS Interpreter Development) unset(CMAKE_SWIG_FLAGS) set_property(SOURCE "example.i" PROPERTY CPLUSPLUS ON) set_property(SOURCE "example.i" PROPERTY COMPILE_OPTIONS -includeall) swig_add_library(example1 LANGUAGE python OUTPUT_DIR "${CMAKE_CURRENT_BINARY_DIR}/example1" SOURCES example.i ../example.cxx) set_target_properties (example1 PROPERTIES INCLUDE_DIRECTORIES "${CMAKE_CURRENT_SOURCE_DIR}/.." SWIG_USE_TARGET_INCLUDE_DIRECTORIES TRUE OUTPUT_NAME example1 LIBRARY_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/example1" ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/example1" RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/example1") target_link_libraries(example1 PRIVATE Python3::Module) # Check that source property override target property set_property(SOURCE "example.i" PROPERTY USE_TARGET_INCLUDE_DIRECTORIES TRUE) swig_add_library(example2 LANGUAGE python OUTPUT_DIR "${CMAKE_CURRENT_BINARY_DIR}/example2" SOURCES example.i ../example.cxx) set_target_properties (example2 PROPERTIES INCLUDE_DIRECTORIES "${CMAKE_CURRENT_SOURCE_DIR}/.." SWIG_USE_TARGET_INCLUDE_DIRECTORIES FALSE OUTPUT_NAME example2 LIBRARY_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/example2" ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/example2" RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/example2") target_link_libraries(example2 PRIVATE Python3::Module)