93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
// Copyright (c) 2006, 2007 Julio M. Merino Vidal
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// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling
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// Copyright (c) 2009 Boris Schaeling
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// Copyright (c) 2010 Felipe Tanus, Boris Schaeling
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// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling
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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_WINDOWS_INITIALIZERS_PIPE_IN_HPP
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#define BOOST_PROCESS_WINDOWS_INITIALIZERS_PIPE_IN_HPP
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#include <boost/winapi/process.hpp>
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#include <boost/winapi/handles.hpp>
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#include <boost/process/detail/used_handles.hpp>
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#include <boost/process/detail/handler_base.hpp>
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namespace boost { namespace process { namespace detail { namespace windows {
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struct pipe_in : public ::boost::process::detail::handler_base, ::boost::process::detail::uses_handles
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{
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::boost::winapi::HANDLE_ handle;
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::boost::winapi::HANDLE_ get_used_handles() const { return handle; }
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pipe_in(::boost::winapi::HANDLE_ handle) : handle(handle) {}
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template<typename T> //async_pipe
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pipe_in(T & p) : handle(p.native_source())
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{
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p.assign_source(::boost::winapi::INVALID_HANDLE_VALUE_);
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}
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template <class WindowsExecutor>
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void on_setup(WindowsExecutor &e) const
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{
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boost::winapi::SetHandleInformation(handle,
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boost::winapi::HANDLE_FLAG_INHERIT_,
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boost::winapi::HANDLE_FLAG_INHERIT_);
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e.startup_info.hStdInput = handle;
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e.startup_info.dwFlags |= boost::winapi::STARTF_USESTDHANDLES_;
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e.inherit_handles = true;
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}
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template<typename WindowsExecutor>
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void on_error(WindowsExecutor &, const std::error_code &) const
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{
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::boost::winapi::CloseHandle(handle);
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}
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template<typename WindowsExecutor>
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void on_success(WindowsExecutor &) const
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{
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::boost::winapi::CloseHandle(handle);
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}
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};
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class async_pipe;
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struct async_pipe_in : public pipe_in
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{
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async_pipe &pipe;
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template<typename AsyncPipe>
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async_pipe_in(AsyncPipe & p) : pipe_in(p.native_source()), pipe(p)
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{
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}
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template<typename Pipe, typename Executor>
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static void close(Pipe & pipe, Executor &)
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{
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boost::system::error_code ec;
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std::move(pipe).source().close(ec);
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}
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template<typename Executor>
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void on_error(Executor & exec, const std::error_code &)
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{
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close(pipe, exec);
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}
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template<typename Executor>
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void on_success(Executor &exec)
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{
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close(pipe, exec);
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}
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};
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}}}}
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#endif
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