54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
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// Copyright (c) 2016 Klemens D. Morgenstern
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_PROCESS_DETAIL_ON_EXIT_HPP_
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#define BOOST_PROCESS_DETAIL_ON_EXIT_HPP_
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#include <boost/process/detail/config.hpp>
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#if defined(BOOST_POSIX_API)
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#include <boost/process/detail/posix/on_exit.hpp>
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#elif defined(BOOST_WINDOWS_API)
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#include <boost/process/detail/windows/on_exit.hpp>
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#endif
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#include <future>
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#include <memory>
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namespace boost { namespace process { namespace detail {
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inline std::function<void(int, const std::error_code &)> on_exit_from_future(std::future<int> &f)
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{
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std::shared_ptr<std::promise<int>> promise = std::make_shared<std::promise<int>>();
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f = promise->get_future();
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return [promise](int code, const std::error_code & ec)
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{
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if (ec)
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promise->set_exception(
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std::make_exception_ptr(process_error(ec, "on_exit failed with error"))
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);
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else
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promise->set_value(code);
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};
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}
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struct on_exit_
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{
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api::on_exit_ operator= (const std::function<void(int, const std::error_code&)> & f) const {return f;}
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api::on_exit_ operator()(const std::function<void(int, const std::error_code&)> & f) const {return f;}
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api::on_exit_ operator= (std::future<int> &f) const {return on_exit_from_future(f);}
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api::on_exit_ operator()(std::future<int> &f) const {return on_exit_from_future(f);}
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};
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}
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constexpr static ::boost::process::detail::on_exit_ on_exit{};
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}}
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#endif /* INCLUDE_BOOST_PROCESS_WINDOWS_ON_EXIT_HPP_ */
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