webdev-mcp

// Copyright (c) 2015-2016 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #ifndef BITCOIN_REVERSELOCK_H #define BITCOIN_REVERSELOCK_H /** * An RAII-style reverse lock. Unlocks on construction and locks on destruction. */ template<typename Lock> class reverse_lock { public: explicit reverse_lock(Lock& _lock) : lock(_lock) { _lock.unlock(); _lock.swap(templock); } ~reverse_lock() { templock.lock(); templock.swap(lock); } private: reverse_lock(reverse_lock const&); reverse_lock& operator=(reverse_lock const&); Lock& lock; Lock templock; }; #endif // BITCOIN_REVERSELOCK_H