// Copyright (c) 2021 by Apex.AI Inc. All rights reserved. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. // // SPDX-License-Identifier: Apache-2.0 #include "topic_data.hpp" #include "iceoryx_posh/popo/publisher.hpp" #include "iceoryx_posh/popo/subscriber.hpp" #include "iceoryx_posh/runtime/posh_runtime.hpp" constexpr char APP_NAME[] = "iox-cpp-cheeky"; int main() { // initialize runtime iox::runtime::PoshRuntime::initRuntime(APP_NAME); // When starting this app with the user 'notallowed' // 1) Subscribers can be created without any readable shared memory segment /// @todo currently segfaults, in this case no data should ever arrive //! [subscriber] iox::popo::Subscriber subscriber({"Radar", "FrontLeft", "Object"}); //! [subscriber] // 2) The publisher object can't be initalised correctly because the user 'notallowed' isn't in any group which has // write access to any shared memory segment. // The error POSH__RUNTIME_NO_WRITABLE_SHM_SEGMENT will be reported and programm execution will end //! [publisher] iox::popo::Publisher publisher({"Radar", "FrontLeft", "Object"}); //! [publisher] return EXIT_FAILURE; }