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//
// detail/win_event.ipp
// ~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2017 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
// 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 ASIO_DETAIL_IMPL_WIN_EVENT_IPP
#define ASIO_DETAIL_IMPL_WIN_EVENT_IPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include "asio/detail/config.hpp"
#if defined(ASIO_WINDOWS)
#include "asio/detail/throw_error.hpp"
#include "asio/detail/win_event.hpp"
#include "asio/error.hpp"
#include "asio/detail/push_options.hpp"
namespace asio {
namespace detail {
win_event::win_event()
: state_(0)
{
#if defined(ASIO_WINDOWS_APP)
events_[0] = ::CreateEventExW(0, 0, CREATE_EVENT_MANUAL_RESET, 0);
#else // defined(ASIO_WINDOWS_APP)
events_[0] = ::CreateEventW(0, true, false, 0);
#endif // defined(ASIO_WINDOWS_APP)
if (!events_[0])
{
DWORD last_error = ::GetLastError();
asio::error_code ec(last_error,
asio::error::get_system_category());
asio::detail::throw_error(ec, "event");
}
#if defined(ASIO_WINDOWS_APP)
events_[1] = ::CreateEventExW(0, 0, 0, 0);
#else // defined(ASIO_WINDOWS_APP)
events_[1] = ::CreateEventW(0, false, false, 0);
#endif // defined(ASIO_WINDOWS_APP)
if (!events_[1])
{
DWORD last_error = ::GetLastError();
::CloseHandle(events_[0]);
asio::error_code ec(last_error,
asio::error::get_system_category());
asio::detail::throw_error(ec, "event");
}
}
win_event::~win_event()
{
::CloseHandle(events_[0]);
::CloseHandle(events_[1]);
}
} // namespace detail
} // namespace asio
#include "asio/detail/pop_options.hpp"
#endif // defined(ASIO_WINDOWS)
#endif // ASIO_DETAIL_IMPL_WIN_EVENT_IPP
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