find_package(ZLIB) if(ZLIB_FOUND OR ZLIB_Found) set(ImportedTarget_FOUND ON) add_library(mesonTestLibDefs UNKNOWN IMPORTED) set_property(TARGET mesonTestLibDefs PROPERTY IMPORTED_LOCATION ${ZLIB_LIBRARY}) set_property(TARGET mesonTestLibDefs PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${ZLIB_INCLUDE_DIR}) set_property(TARGET mesonTestLibDefs APPEND PROPERTY INTERFACE_COMPILE_DEFINITIONS REQUIRED_MESON_FLAG1) set_property(TARGET mesonTestLibDefs APPEND PROPERTY INTERFACE_COMPILE_DEFINITIONS $<$>:QT_NO_DEBUG>) # Error empty string set_property(TARGET mesonTestLibDefs APPEND PROPERTY INTERFACE_COMPILE_DEFINITIONS REQUIRED_MESON_FLAG2) else() set(ImportedTarget_FOUND OFF) endif()