if(TARGET mbgl-vendor-polylabel) return() endif() add_library( mbgl-vendor-polylabel INTERFACE ) target_include_directories( mbgl-vendor-polylabel SYSTEM INTERFACE ${CMAKE_CURRENT_LIST_DIR}/polylabel/include ) set_target_properties( mbgl-vendor-polylabel PROPERTIES INTERFACE_MAPBOX_NAME "polylabel" INTERFACE_MAPBOX_URL "https://github.com/mapbox/polylabel" INTERFACE_MAPBOX_AUTHOR "Mapbox" INTERFACE_MAPBOX_LICENSE ${CMAKE_CURRENT_LIST_DIR}/polylabel/LICENSE )