| // 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_ */ |