90 lines
2.2 KiB
C++
90 lines
2.2 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Vicente J. Botet Escriba 2008-2009,2012. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/thread for documentation.
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//
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//////////////////////////////////////////////////////////////////////////////
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#ifndef BOOST_THREAD_POLY_LOCKABLE_ADAPTER_HPP
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#define BOOST_THREAD_POLY_LOCKABLE_ADAPTER_HPP
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#include <boost/thread/poly_lockable.hpp>
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namespace boost
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{
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//[poly_basic_lockable_adapter
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template <typename Mutex, typename Base=poly_basic_lockable>
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class poly_basic_lockable_adapter : public Base
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{
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public:
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typedef Mutex mutex_type;
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protected:
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mutex_type& mtx() const
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{
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return mtx_;
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}
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mutable mutex_type mtx_; /*< mutable so that it can be modified by const functions >*/
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public:
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BOOST_THREAD_NO_COPYABLE( poly_basic_lockable_adapter) /*< no copyable >*/
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poly_basic_lockable_adapter()
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{}
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void lock()
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{
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mtx().lock();
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}
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void unlock()
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{
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mtx().unlock();
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}
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};
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//]
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//[poly_lockable_adapter
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template <typename Mutex, typename Base=poly_lockable>
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class poly_lockable_adapter : public poly_basic_lockable_adapter<Mutex, Base>
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{
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public:
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typedef Mutex mutex_type;
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bool try_lock()
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{
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return this->mtx().try_lock();
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}
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};
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//]
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//[poly_timed_lockable_adapter
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template <typename Mutex, typename Base=poly_timed_lockable>
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class poly_timed_lockable_adapter: public poly_lockable_adapter<Mutex, Base>
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{
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public:
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typedef Mutex mutex_type;
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bool try_lock_until(chrono::system_clock::time_point const & abs_time)
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{
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return this->mtx().try_lock_until(abs_time);
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}
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bool try_lock_until(chrono::steady_clock::time_point const & abs_time)
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{
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return this->mtx().try_lock_until(abs_time);
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}
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bool try_lock_for(chrono::nanoseconds const & rel_time)
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{
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return this->mtx().try_lock_for(rel_time);
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}
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};
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//]
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}
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#endif
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