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2024-12-15 16:18:16 +08:00

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// Copyright (c) 2016 Klemens D. Morgenstern
//
// 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_PROCESS_DETAIL_WINDOWS_WAIT_GROUP_HPP_
#define BOOST_PROCESS_DETAIL_WINDOWS_WAIT_GROUP_HPP_
#include <boost/process/detail/config.hpp>
#include <boost/winapi/jobs.hpp>
#include <boost/winapi/wait.hpp>
namespace boost { namespace process { namespace detail { namespace windows {
struct group_handle;
inline void wait(const group_handle &p)
{
if (::boost::winapi::WaitForSingleObject(p.handle(),
::boost::winapi::infinite) == ::boost::winapi::wait_failed)
throw_last_error("WaitForSingleObject() failed");
}
inline void wait(const group_handle &p, std::error_code &ec)
{
if (::boost::winapi::WaitForSingleObject(p.handle(),
::boost::winapi::infinite) == ::boost::winapi::wait_failed)
ec = get_last_error();
}
template< class Rep, class Period >
inline bool wait_for(
const group_handle &p,
const std::chrono::duration<Rep, Period>& rel_time)
{
std::chrono::milliseconds ms = std::chrono::duration_cast<std::chrono::milliseconds>(rel_time);
::boost::winapi::DWORD_ wait_code;
wait_code = ::boost::winapi::WaitForSingleObject(p.handle(), ms.count());
if (wait_code == ::boost::winapi::wait_failed)
throw_last_error("WaitForSingleObject() failed");
else if (wait_code == ::boost::winapi::wait_timeout)
return false; //
return true;
}
template< class Rep, class Period >
inline bool wait_for(
const group_handle &p,
const std::chrono::duration<Rep, Period>& rel_time,
std::error_code &ec)
{
std::chrono::milliseconds ms = std::chrono::duration_cast<std::chrono::milliseconds>(rel_time);
::boost::winapi::DWORD_ wait_code;
wait_code = ::boost::winapi::WaitForSingleObject(p.handle(), ms.count());
if (wait_code == ::boost::winapi::wait_failed)
ec = get_last_error();
else if (wait_code == ::boost::winapi::wait_timeout)
return false; //
return true;
}
template< class Clock, class Duration >
inline bool wait_until(
const group_handle &p,
const std::chrono::time_point<Clock, Duration>& timeout_time)
{
std::chrono::milliseconds ms =
std::chrono::duration_cast<std::chrono::milliseconds>(
timeout_time - std::chrono::system_clock::now());
::boost::winapi::DWORD_ wait_code;
wait_code = ::boost::winapi::WaitForSingleObject(p.handle(), ms.count());
if (wait_code == ::boost::winapi::wait_failed)
throw_last_error("WaitForSingleObject() failed");
else if (wait_code == ::boost::winapi::wait_timeout)
return false; //
return true;
}
template< class Clock, class Duration >
inline bool wait_until(
const group_handle &p,
const std::chrono::time_point<Clock, Duration>& timeout_time,
std::error_code &ec)
{
std::chrono::milliseconds ms =
std::chrono::duration_cast<std::chrono::milliseconds>(
timeout_time - std::chrono::system_clock::now());
::boost::winapi::DWORD_ wait_code;
wait_code = ::boost::winapi::WaitForSingleObject(p.handle(), ms.count());
if (wait_code == ::boost::winapi::wait_failed)
ec = get_last_error();
else if (wait_code == ::boost::winapi::wait_timeout)
return false; //
return true;
;
}
}}}}
#endif /* BOOST_PROCESS_DETAIL_WINDOWS_WAIT_GROUP_HPP_ */