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| // Copyright 2015-2020 Open Source Robotics Foundation, Inc. | ||
| // | ||
| // 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. | ||
|
|
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| // Copyright 2022 Proyectos y Sistemas de Mantenimiento SL (eProsima). | ||
| // | ||
| // 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. | ||
|
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| #ifndef _EPROSIMA_FASTDDS_STATISTICS_BACKEND_DETAIL_SCOPE_EXIT_HPP_ | ||
| #define _EPROSIMA_FASTDDS_STATISTICS_BACKEND_DETAIL_SCOPE_EXIT_HPP_ | ||
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| #include <utility> | ||
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| namespace eprosima { | ||
| namespace statistics_backend { | ||
| namespace details { | ||
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| template<typename CallableT> | ||
| class ScopeExit final | ||
| { | ||
| public: | ||
| explicit ScopeExit(CallableT && callable) | ||
| : callable_(std::forward<CallableT>(callable)) | ||
| { | ||
| } | ||
|
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| ScopeExit(const ScopeExit &) = delete; | ||
| ScopeExit(ScopeExit &&) = default; | ||
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| ScopeExit & operator=(const ScopeExit &) = delete; | ||
| ScopeExit & operator=(ScopeExit &&) = default; | ||
|
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| ~ScopeExit() | ||
| { | ||
| if (!cancelled_) { | ||
| callable_(); | ||
| } | ||
| } | ||
|
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| void cancel() | ||
| { | ||
| cancelled_ = true; | ||
| } | ||
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| private: | ||
| CallableT callable_; | ||
| bool cancelled_{false}; | ||
| }; | ||
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| template<typename CallableT> | ||
| ScopeExit<CallableT> | ||
| make_scope_exit(CallableT && callable) | ||
| { | ||
| return ScopeExit<CallableT>(std::forward<CallableT>(callable)); | ||
| } | ||
|
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| } // namespace details | ||
| } // namespace statistics_backend | ||
| } // namespace eprosima | ||
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| #define MAKE_SCOPE_EXIT(code) \ | ||
| eprosima::statistics_backend::details::make_scope_exit([&]() {code;}) | ||
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| #define JOIN_IMPL(arg1, arg2) arg1 ## arg2 | ||
| #define MAKE_UNNAMED_SCOPE_EXIT(code) \ | ||
| auto JOIN_IMPL(scope_exit_, __LINE__) = eprosima::statistics_backend::details::make_scope_exit([&]() {code;}) | ||
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| #endif // _EPROSIMA_FASTDDS_STATISTICS_BACKEND_DETAIL_SCOPE_EXIT_HPP_ |
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