include(FindPackageHandleStandardArgs) find_path(Signals_INCLUDE_DIR pajlada/signals/signal.hpp HINTS ${CMAKE_SOURCE_DIR}/lib/signals/include) find_package_handle_standard_args(Signals DEFAULT_MSG Signals_INCLUDE_DIR) if (Signals_FOUND) add_library(Signals::Signals INTERFACE IMPORTED) set_target_properties(Signals::Signals PROPERTIES INTERFACE_INCLUDE_DIRECTORIES "${Signals_INCLUDE_DIR}" ) endif () mark_as_advanced(Signals_INCLUDE_DIR)