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69 lines
1.7 KiB
C++
69 lines
1.7 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_HPP
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#define BOOST_THREAD_POLY_LOCKABLE_HPP
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#include <boost/thread/detail/delete.hpp>
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#include <boost/chrono/chrono.hpp>
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namespace boost
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{
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//[basic_poly_lockable
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class basic_poly_lockable
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{
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public:
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virtual ~basic_poly_lockable() = 0;
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virtual void lock() = 0;
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virtual void unlock() = 0;
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};
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//]
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//[poly_lockable
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class poly_lockable : public basic_poly_lockable<Lockable>
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{
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public:
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virtual ~poly_lockable() = 0;
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virtual bool try_lock() = 0;
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};
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//]
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//[timed_poly_lockable
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class timed_poly_lockable: public poly_lockable<TimedLock>
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{
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public:
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virtual ~timed_poly_lockable()=0;
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virtual bool try_lock_until(chrono::system_clock::time_point const & abs_time)=0;
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virtual bool try_lock_until(chrono::steady_clock::time_point const & abs_time)=0;
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template <typename Clock, typename Duration>
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bool try_lock_until(chrono::time_point<Clock, Duration> const & abs_time)
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{
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return try_lock_until(time_point_cast<Clock::time_point>(abs_time));
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}
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virtual bool try_lock_for(chrono::nanoseconds const & relative_time)=0;
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template <typename Rep, typename Period>
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bool try_lock_for(chrono::duration<Rep, Period> const & rel_time)
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{
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return try_lock_for(duration_cast<Clock::duration>(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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