83 lines
2.6 KiB
C++
83 lines
2.6 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_DETAIL_WINDOWS_FILE_OUT_HPP
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#define BOOST_PROCESS_DETAIL_WINDOWS_FILE_OUT_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/winapi/handle_info.hpp>
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#include <boost/process/detail/handler_base.hpp>
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#include <boost/process/detail/used_handles.hpp>
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#include <boost/process/detail/windows/file_descriptor.hpp>
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namespace boost { namespace process { namespace detail { namespace windows {
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template<int p1, int p2>
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struct file_out : public ::boost::process::detail::handler_base,
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::boost::process::detail::uses_handles
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{
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file_descriptor file;
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::boost::winapi::HANDLE_ handle = file.handle();
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::boost::winapi::HANDLE_ get_used_handles() const { return handle; }
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template<typename T>
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file_out(T&& t) : file(std::forward<T>(t), file_descriptor::write) {}
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file_out(FILE * f) : handle(reinterpret_cast<void*>(_get_osfhandle(_fileno(f)))) {}
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template <typename WindowsExecutor>
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inline void on_setup(WindowsExecutor &e) const;
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};
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template<>
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template<typename WindowsExecutor>
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void file_out<1,-1>::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.hStdOutput = 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<>
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template<typename WindowsExecutor>
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void file_out<2,-1>::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.hStdError = 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<>
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template<typename WindowsExecutor>
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void file_out<1,2>::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.hStdOutput = handle;
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e.startup_info.hStdError = 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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}}}}
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#endif
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