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       1              : /**
       2              :  * Copyright (c) 2025 Huawei Technologies Co., Ltd.
       3              :  * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
       4              :  * CANN Open Software License Agreement Version 2.0 (the "License").
       5              :  * Please refer to the License for details. You may not use this file except in compliance with the License.
       6              :  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
       7              :  * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
       8              :  * See LICENSE in the root of the software repository for the full text of the License.
       9              :  */
      10              : 
      11              : #ifndef ADUMP_COMMON_CONTEXT_GUARD_H
      12              : #define ADUMP_COMMON_CONTEXT_GUARD_H
      13              : #include <functional>
      14              : 
      15              : namespace Adx {
      16              : using OnExitFn = std::function<void()>;
      17              : 
      18              : class ContextGuard {
      19              : public:
      20          182 :     explicit ContextGuard(const OnExitFn &onExit) : onExit_(onExit) {}
      21          182 :     ~ContextGuard()
      22              :     {
      23          182 :         if (onExit_ != nullptr) {
      24              :             try {
      25          182 :                 onExit_();
      26            0 :             } catch (std::bad_function_call &) {
      27              :                 // just catch exception
      28            0 :             } catch (...) {
      29              :                 // just catch exception
      30            0 :             }
      31              :         }
      32          182 :     }
      33              : 
      34              : private:
      35              :     OnExitFn onExit_;
      36              : };
      37              : 
      38              : #define MAKE_CONTEXT_GUARD(var, cb) const ::Adx::ContextGuard ctxGuard_##var __attribute__((unused))(cb)
      39              : } // namespace Adx
      40              : #endif // ADUMP_COMMON_CONTEXT_GUARD_H