add boost on mac

macx64/include/boost/thread/concurrent_queues/sync_timed_queue.hpp

@@ -0,0 +1,403 @@
+// Copyright (C) 2014 Ian Forbed
+// Copyright (C) 2014-2017 Vicente J. Botet Escriba
+//
+//  Distributed under the Boost Software License, Version 1.0. (See accompanying
+//  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+
+#ifndef BOOST_THREAD_SYNC_TIMED_QUEUE_HPP
+#define BOOST_THREAD_SYNC_TIMED_QUEUE_HPP
+
+#include <boost/thread/detail/config.hpp>
+
+#include <boost/thread/concurrent_queues/sync_priority_queue.hpp>
+#include <boost/chrono/duration.hpp>
+#include <boost/chrono/time_point.hpp>
+#include <boost/chrono/system_clocks.hpp>
+#include <boost/chrono/chrono_io.hpp>
+
+#include <boost/config/abi_prefix.hpp>
+
+namespace boost
+{
+namespace concurrent
+{
+namespace detail
+{
+  // fixme: shouldn't the timepoint be configurable
+  template <class T, class Clock = chrono::steady_clock, class TimePoint=typename Clock::time_point>
+  struct scheduled_type
+  {
+    typedef T value_type;
+    typedef Clock clock;
+    typedef TimePoint time_point;
+    T data;
+    time_point time;
+
+    BOOST_THREAD_COPYABLE_AND_MOVABLE(scheduled_type)
+
+    scheduled_type(T const& pdata, time_point tp) : data(pdata), time(tp) {}
+    scheduled_type(BOOST_THREAD_RV_REF(T) pdata, time_point tp) : data(boost::move(pdata)), time(tp) {}
+
+    scheduled_type(scheduled_type const& other) : data(other.data), time(other.time) {}
+    scheduled_type& operator=(BOOST_THREAD_COPY_ASSIGN_REF(scheduled_type) other) {
+      data = other.data;
+      time = other.time;
+      return *this;
+    }
+
+    scheduled_type(BOOST_THREAD_RV_REF(scheduled_type) other) : data(boost::move(other.data)), time(other.time) {}
+    scheduled_type& operator=(BOOST_THREAD_RV_REF(scheduled_type) other) {
+      data = boost::move(other.data);
+      time = other.time;
+      return *this;
+    }
+
+    bool operator <(const scheduled_type & other) const
+    {
+      return this->time > other.time;
+    }
+  }; //end struct
+
+} //end detail namespace
+
+  template <class T, class Clock = chrono::steady_clock, class TimePoint=typename Clock::time_point>
+  class sync_timed_queue
+    : private sync_priority_queue<detail::scheduled_type<T, Clock, TimePoint> >
+  {
+    typedef detail::scheduled_type<T, Clock, TimePoint> stype;
+    typedef sync_priority_queue<stype> super;
+  public:
+    typedef T value_type;
+    typedef Clock clock;
+    typedef typename clock::duration duration;
+    typedef typename clock::time_point time_point;
+    typedef typename super::underlying_queue_type underlying_queue_type;
+    typedef typename super::size_type size_type;
+    typedef typename super::op_status op_status;
+
+    sync_timed_queue() : super() {};
+    ~sync_timed_queue() {}
+
+    using super::size;
+    using super::empty;
+    using super::full;
+    using super::close;
+    using super::closed;
+
+    T pull();
+    void pull(T& elem);
+
+    template <class WClock, class Duration>
+    queue_op_status pull_until(chrono::time_point<WClock,Duration> const& tp, T& elem);
+    template <class Rep, class Period>
+    queue_op_status pull_for(chrono::duration<Rep,Period> const& dura, T& elem);
+
+    queue_op_status try_pull(T& elem);
+    queue_op_status wait_pull(T& elem);
+    queue_op_status nonblocking_pull(T& elem);
+
+    template <class Duration>
+    void push(const T& elem, chrono::time_point<clock,Duration> const& tp);
+    template <class Rep, class Period>
+    void push(const T& elem, chrono::duration<Rep,Period> const& dura);
+
+    template <class Duration>
+    void push(BOOST_THREAD_RV_REF(T) elem, chrono::time_point<clock,Duration> const& tp);
+    template <class Rep, class Period>
+    void push(BOOST_THREAD_RV_REF(T) elem, chrono::duration<Rep,Period> const& dura);
+
+    template <class Duration>
+    queue_op_status try_push(const T& elem, chrono::time_point<clock,Duration> const& tp);
+    template <class Rep, class Period>
+    queue_op_status try_push(const T& elem, chrono::duration<Rep,Period> const& dura);
+
+    template <class Duration>
+    queue_op_status try_push(BOOST_THREAD_RV_REF(T) elem, chrono::time_point<clock,Duration> const& tp);
+    template <class Rep, class Period>
+    queue_op_status try_push(BOOST_THREAD_RV_REF(T) elem, chrono::duration<Rep,Period> const& dura);
+
+  private:
+    inline bool not_empty_and_time_reached(unique_lock<mutex>& lk) const;
+    inline bool not_empty_and_time_reached(lock_guard<mutex>& lk) const;
+
+    bool wait_to_pull(unique_lock<mutex>&);
+    template <class WClock, class Duration>
+    queue_op_status wait_to_pull_until(unique_lock<mutex>&, chrono::time_point<WClock, Duration> const& tp);
+
+    T pull(unique_lock<mutex>&);
+    T pull(lock_guard<mutex>&);
+
+    void pull(unique_lock<mutex>&, T& elem);
+    void pull(lock_guard<mutex>&, T& elem);
+
+    queue_op_status try_pull(unique_lock<mutex>&, T& elem);
+    queue_op_status try_pull(lock_guard<mutex>&, T& elem);
+
+    queue_op_status wait_pull(unique_lock<mutex>& lk, T& elem);
+
+    sync_timed_queue(const sync_timed_queue&);
+    sync_timed_queue& operator=(const sync_timed_queue&);
+    sync_timed_queue(BOOST_THREAD_RV_REF(sync_timed_queue));
+    sync_timed_queue& operator=(BOOST_THREAD_RV_REF(sync_timed_queue));
+  }; //end class
+
+
+  template <class T, class Clock, class TimePoint>
+  template <class Duration>
+  void sync_timed_queue<T, Clock, TimePoint>::push(const T& elem, chrono::time_point<clock,Duration> const& tp)
+  {
+    super::push(stype(elem,tp));
+  }
+
+  template <class T, class Clock, class TimePoint>
+  template <class Rep, class Period>
+  void sync_timed_queue<T, Clock, TimePoint>::push(const T& elem, chrono::duration<Rep,Period> const& dura)
+  {
+    push(elem, clock::now() + dura);
+  }
+
+  template <class T, class Clock, class TimePoint>
+  template <class Duration>
+  void sync_timed_queue<T, Clock, TimePoint>::push(BOOST_THREAD_RV_REF(T) elem, chrono::time_point<clock,Duration> const& tp)
+  {
+    super::push(stype(boost::move(elem),tp));
+  }
+
+  template <class T, class Clock, class TimePoint>
+  template <class Rep, class Period>
+  void sync_timed_queue<T, Clock, TimePoint>::push(BOOST_THREAD_RV_REF(T) elem, chrono::duration<Rep,Period> const& dura)
+  {
+    push(boost::move(elem), clock::now() + dura);
+  }
+
+
+
+  template <class T, class Clock, class TimePoint>
+  template <class Duration>
+  queue_op_status sync_timed_queue<T, Clock, TimePoint>::try_push(const T& elem, chrono::time_point<clock,Duration> const& tp)
+  {
+    return super::try_push(stype(elem,tp));
+  }
+
+  template <class T, class Clock, class TimePoint>
+  template <class Rep, class Period>
+  queue_op_status sync_timed_queue<T, Clock, TimePoint>::try_push(const T& elem, chrono::duration<Rep,Period> const& dura)
+  {
+    return try_push(elem,clock::now() + dura);
+  }
+
+  template <class T, class Clock, class TimePoint>
+  template <class Duration>
+  queue_op_status sync_timed_queue<T, Clock, TimePoint>::try_push(BOOST_THREAD_RV_REF(T) elem, chrono::time_point<clock,Duration> const& tp)
+  {
+    return super::try_push(stype(boost::move(elem), tp));
+  }
+
+  template <class T, class Clock, class TimePoint>
+  template <class Rep, class Period>
+  queue_op_status sync_timed_queue<T, Clock, TimePoint>::try_push(BOOST_THREAD_RV_REF(T) elem, chrono::duration<Rep,Period> const& dura)
+  {
+    return try_push(boost::move(elem), clock::now() + dura);
+  }
+
+  ///////////////////////////
+  template <class T, class Clock, class TimePoint>
+  bool sync_timed_queue<T, Clock, TimePoint>::not_empty_and_time_reached(unique_lock<mutex>& lk) const
+  {
+    return ! super::empty(lk) && clock::now() >= super::data_.top().time;
+  }
+
+  template <class T, class Clock, class TimePoint>
+  bool sync_timed_queue<T, Clock, TimePoint>::not_empty_and_time_reached(lock_guard<mutex>& lk) const
+  {
+    return ! super::empty(lk) && clock::now() >= super::data_.top().time;
+  }
+
+  ///////////////////////////
+  template <class T, class Clock, class TimePoint>
+  bool sync_timed_queue<T, Clock, TimePoint>::wait_to_pull(unique_lock<mutex>& lk)
+  {
+    for (;;)
+    {
+      if (not_empty_and_time_reached(lk)) return false; // success
+      if (super::closed(lk)) return true; // closed
+
+      super::wait_until_not_empty_or_closed(lk);
+
+      if (not_empty_and_time_reached(lk)) return false; // success
+      if (super::closed(lk)) return true; // closed
+
+      const time_point tp(super::data_.top().time);
+      super::wait_until_closed_until(lk, tp);
+    }
+  }
+
+  template <class T, class Clock, class TimePoint>
+  template <class WClock, class Duration>
+  queue_op_status sync_timed_queue<T, Clock, TimePoint>::wait_to_pull_until(unique_lock<mutex>& lk, chrono::time_point<WClock, Duration> const& tp)
+  {
+    for (;;)
+    {
+      if (not_empty_and_time_reached(lk)) return queue_op_status::success;
+      if (super::closed(lk)) return queue_op_status::closed;
+      if (clock::now() >= tp) return super::empty(lk) ? queue_op_status::timeout : queue_op_status::not_ready;
+
+      super::wait_until_not_empty_or_closed_until(lk, tp);
+
+      if (not_empty_and_time_reached(lk)) return queue_op_status::success;
+      if (super::closed(lk)) return queue_op_status::closed;
+      if (clock::now() >= tp) return super::empty(lk) ? queue_op_status::timeout : queue_op_status::not_ready;
+
+      const time_point tpmin(tp < super::data_.top().time ? tp : super::data_.top().time);
+      super::wait_until_closed_until(lk, tpmin);
+    }
+  }
+
+  ///////////////////////////
+  template <class T, class Clock, class TimePoint>
+  T sync_timed_queue<T, Clock, TimePoint>::pull(unique_lock<mutex>&)
+  {
+#if ! defined  BOOST_NO_CXX11_RVALUE_REFERENCES
+    return boost::move(super::data_.pull().data);
+#else
+    return super::data_.pull().data;
+#endif
+  }
+
+  template <class T, class Clock, class TimePoint>
+  T sync_timed_queue<T, Clock, TimePoint>::pull(lock_guard<mutex>&)
+  {
+#if ! defined  BOOST_NO_CXX11_RVALUE_REFERENCES
+    return boost::move(super::data_.pull().data);
+#else
+    return super::data_.pull().data;
+#endif
+  }
+  template <class T, class Clock, class TimePoint>
+  T sync_timed_queue<T, Clock, TimePoint>::pull()
+  {
+    unique_lock<mutex> lk(super::mtx_);
+    const bool has_been_closed = wait_to_pull(lk);
+    if (has_been_closed) super::throw_if_closed(lk);
+    return pull(lk);
+  }
+
+  ///////////////////////////
+  template <class T, class Clock, class TimePoint>
+  void sync_timed_queue<T, Clock, TimePoint>::pull(unique_lock<mutex>&, T& elem)
+  {
+#if ! defined  BOOST_NO_CXX11_RVALUE_REFERENCES
+    elem = boost::move(super::data_.pull().data);
+#else
+    elem = super::data_.pull().data;
+#endif
+  }
+
+  template <class T, class Clock, class TimePoint>
+  void sync_timed_queue<T, Clock, TimePoint>::pull(lock_guard<mutex>&, T& elem)
+  {
+#if ! defined  BOOST_NO_CXX11_RVALUE_REFERENCES
+    elem = boost::move(super::data_.pull().data);
+#else
+    elem = super::data_.pull().data;
+#endif
+  }
+
+  template <class T, class Clock, class TimePoint>
+  void sync_timed_queue<T, Clock, TimePoint>::pull(T& elem)
+  {
+    unique_lock<mutex> lk(super::mtx_);
+    const bool has_been_closed = wait_to_pull(lk);
+    if (has_been_closed) super::throw_if_closed(lk);
+    pull(lk, elem);
+  }
+
+  //////////////////////
+  template <class T, class Clock, class TimePoint>
+  template <class WClock, class Duration>
+  queue_op_status
+  sync_timed_queue<T, Clock, TimePoint>::pull_until(chrono::time_point<WClock, Duration> const& tp, T& elem)
+  {
+    unique_lock<mutex> lk(super::mtx_);
+    const queue_op_status rc = wait_to_pull_until(lk, tp);
+    if (rc == queue_op_status::success) pull(lk, elem);
+    return rc;
+  }
+
+  //////////////////////
+  template <class T, class Clock, class TimePoint>
+  template <class Rep, class Period>
+  queue_op_status
+  sync_timed_queue<T, Clock, TimePoint>::pull_for(chrono::duration<Rep,Period> const& dura, T& elem)
+  {
+    return pull_until(chrono::steady_clock::now() + dura, elem);
+  }
+
+  ///////////////////////////
+  template <class T, class Clock, class TimePoint>
+  queue_op_status sync_timed_queue<T, Clock, TimePoint>::try_pull(unique_lock<mutex>& lk, T& elem)
+  {
+    if (not_empty_and_time_reached(lk))
+    {
+      pull(lk, elem);
+      return queue_op_status::success;
+    }
+    if (super::closed(lk)) return queue_op_status::closed;
+    if (super::empty(lk)) return queue_op_status::empty;
+    return queue_op_status::not_ready;
+  }
+  template <class T, class Clock, class TimePoint>
+  queue_op_status sync_timed_queue<T, Clock, TimePoint>::try_pull(lock_guard<mutex>& lk, T& elem)
+  {
+    if (not_empty_and_time_reached(lk))
+    {
+      pull(lk, elem);
+      return queue_op_status::success;
+    }
+    if (super::closed(lk)) return queue_op_status::closed;
+    if (super::empty(lk)) return queue_op_status::empty;
+    return queue_op_status::not_ready;
+  }
+
+  template <class T, class Clock, class TimePoint>
+  queue_op_status sync_timed_queue<T, Clock, TimePoint>::try_pull(T& elem)
+  {
+    lock_guard<mutex> lk(super::mtx_);
+    return try_pull(lk, elem);
+  }
+
+  ///////////////////////////
+  template <class T, class Clock, class TimePoint>
+  queue_op_status sync_timed_queue<T, Clock, TimePoint>::wait_pull(unique_lock<mutex>& lk, T& elem)
+  {
+    const bool has_been_closed = wait_to_pull(lk);
+    if (has_been_closed) return queue_op_status::closed;
+    pull(lk, elem);
+    return queue_op_status::success;
+  }
+
+  template <class T, class Clock, class TimePoint>
+  queue_op_status sync_timed_queue<T, Clock, TimePoint>::wait_pull(T& elem)
+  {
+    unique_lock<mutex> lk(super::mtx_);
+    return wait_pull(lk, elem);
+  }
+
+  ///////////////////////////
+  template <class T, class Clock, class TimePoint>
+  queue_op_status sync_timed_queue<T, Clock, TimePoint>::nonblocking_pull(T& elem)
+  {
+    unique_lock<mutex> lk(super::mtx_, try_to_lock);
+    if (! lk.owns_lock()) return queue_op_status::busy;
+    return try_pull(lk, elem);
+  }
+
+} //end concurrent namespace
+
+using concurrent::sync_timed_queue;
+
+} //end boost namespace
+#include <boost/config/abi_suffix.hpp>
+
+#endif