cmake_minimum_required (VERSION 3.9) project(ExportImport C CXX) if(NOT DEFINED CMake_TEST_NESTED_MAKE_PROGRAM AND NOT CMAKE_GENERATOR MATCHES "Visual Studio") set(CMake_TEST_NESTED_MAKE_PROGRAM "${CMAKE_MAKE_PROGRAM}") endif() # Wipe out the install tree to make sure the exporter works. add_custom_command( OUTPUT ${ExportImport_BINARY_DIR}/CleanupProject COMMAND ${CMAKE_COMMAND} -E remove_directory ${ExportImport_BINARY_DIR}/Root ) add_custom_target(CleanupTarget ALL DEPENDS ${ExportImport_BINARY_DIR}/CleanupProject) set_property( SOURCE ${ExportImport_BINARY_DIR}/CleanupProject PROPERTY SYMBOLIC 1 ) get_property(_isMultiConfig GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG) if(_isMultiConfig) set(NESTED_CONFIG_TYPE -C "${CMAKE_CFG_INTDIR}") else() if(CMAKE_BUILD_TYPE) set(NESTED_CONFIG_TYPE -C "${CMAKE_BUILD_TYPE}") else() set(NESTED_CONFIG_TYPE) endif() endif() if(MINGW OR MSYS) # Test CMAKE_GNUtoMS whether we have VS or not. set(ExportImport_GNUtoMS 1) endif() configure_file(${ExportImport_SOURCE_DIR}/InitialCache.cmake.in ${ExportImport_BINARY_DIR}/InitialCache.cmake @ONLY) # Build and install the exporter. add_custom_command( OUTPUT ${ExportImport_BINARY_DIR}/ExportProject COMMAND ${CMAKE_CTEST_COMMAND} ${NESTED_CONFIG_TYPE} --build-and-test ${ExportImport_SOURCE_DIR}/Export ${ExportImport_BINARY_DIR}/Export --build-noclean --build-project Export --build-target install --build-generator ${CMAKE_GENERATOR} --build-generator-platform "${CMAKE_GENERATOR_PLATFORM}" --build-generator-toolset "${CMAKE_GENERATOR_TOOLSET}" --build-options -C${ExportImport_BINARY_DIR}/InitialCache.cmake VERBATIM ) add_custom_target(ExportTarget ALL DEPENDS ${ExportImport_BINARY_DIR}/ExportProject) add_dependencies(ExportTarget CleanupTarget) set_property( SOURCE ${ExportImport_BINARY_DIR}/ExportProject PROPERTY SYMBOLIC 1 ) # Build and install the importer. add_custom_command( OUTPUT ${ExportImport_BINARY_DIR}/ImportProject COMMAND ${CMAKE_CTEST_COMMAND} ${NESTED_CONFIG_TYPE} --build-and-test ${ExportImport_SOURCE_DIR}/Import ${ExportImport_BINARY_DIR}/Import --build-noclean --build-project Import --build-generator ${CMAKE_GENERATOR} --build-generator-platform "${CMAKE_GENERATOR_PLATFORM}" --build-generator-toolset "${CMAKE_GENERATOR_TOOLSET}" --build-options -C${ExportImport_BINARY_DIR}/InitialCache.cmake VERBATIM ) add_custom_target(ImportTarget ALL DEPENDS ${ExportImport_BINARY_DIR}/ImportProject) add_dependencies(ImportTarget ExportTarget) set_property( SOURCE ${ExportImport_BINARY_DIR}/ImportProject PROPERTY SYMBOLIC 1 ) add_executable(ExportImport main.c) add_dependencies(ExportImport ImportTarget)