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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_ON_EXIT_HPP_
#define BOOST_PROCESS_DETAIL_ON_EXIT_HPP_
#include <boost/process/detail/config.hpp>
#if defined(BOOST_POSIX_API)
#include <boost/process/detail/posix/on_exit.hpp>
#elif defined(BOOST_WINDOWS_API)
#include <boost/process/detail/windows/on_exit.hpp>
#endif
#include <future>
#include <memory>
namespace boost { namespace process { namespace detail {
inline std::function<void(int, const std::error_code &)> on_exit_from_future(std::future<int> &f)
{
std::shared_ptr<std::promise<int>> promise = std::make_shared<std::promise<int>>();
f = promise->get_future();
return [promise](int code, const std::error_code & ec)
{
if (ec)
promise->set_exception(
std::make_exception_ptr(process_error(ec, "on_exit failed with error"))
);
else
promise->set_value(code);
};
}
struct on_exit_
{
api::on_exit_ operator= (const std::function<void(int, const std::error_code&)> & f) const {return f;}
api::on_exit_ operator()(const std::function<void(int, const std::error_code&)> & f) const {return f;}
api::on_exit_ operator= (std::future<int> &f) const {return on_exit_from_future(f);}
api::on_exit_ operator()(std::future<int> &f) const {return on_exit_from_future(f);}
};
}
constexpr static ::boost::process::detail::on_exit_ on_exit{};
}}
#endif /* INCLUDE_BOOST_PROCESS_WINDOWS_ON_EXIT_HPP_ */
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