
test
Diff: mbed/platform/ScopedLock.h
- Revision:
- 12:406f75196a12
- Parent:
- 11:32eeb052cda5
- Child:
- 13:0c732e06d675
--- a/mbed/platform/ScopedLock.h Wed Aug 26 14:26:27 2020 +0530 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,88 +0,0 @@ -/* mbed Microcontroller Library - * Copyright (c) 2018 ARM Limited - * SPDX-License-Identifier: Apache-2.0 - * - * 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. - */ -#ifndef MBED_SCOPEDLOCK_H -#define MBED_SCOPEDLOCK_H - -#include "platform/NonCopyable.h" - -namespace mbed { - -/** \addtogroup platform */ -/** @{*/ -/** - * \defgroup platform_ScopedLock ScopedLock functions - * @{ - */ - -/** RAII-style mechanism for owning a lock of Lockable object for the duration of a scoped block - * - * @tparam Lockable The type implementing BasicLockable concept - * - * @note For type Lockable to be BasicLockable, the following conditions have to be satisfied: - * - has public member function @a lock which blocks until a lock can be obtained for the current execution context - * - has public member function @a unlock which releases the lock - * - * Usage: - * - * Example with rtos::Mutex - * - * @code - * void foo(Mutex &m) { - * ScopedLock<Mutex> lock(m); - * // Mutex lock protects code in this block - * } - * @endcode - * - * - * More generic example - * - * @code - * template<typename Lockable> - * void foo(Lockable& lockable) { - * ScopedLock<Lockable> lock(lockable); - * // Code in this block runs under lock - * } - * @endcode - */ -template <typename Lockable> -class ScopedLock : private NonCopyable<ScopedLock<Lockable> > { -public: - /** Locks given lockable object - * - * @param lockable reference to the instance of Lockable object - * @note lockable object should outlive the ScopedLock object - */ - ScopedLock(Lockable &lockable): _lockable(lockable) - { - _lockable.lock(); - } - - ~ScopedLock() - { - _lockable.unlock(); - } -private: - Lockable &_lockable; -}; - -/**@}*/ - -/**@}*/ - -} // embed - -#endif // MBED_SCOPEDLOCK_H