1 // Copyright (c) 2006, 2007 Julio M. Merino Vidal 2 // Copyright (c) 2008 Ilya Sokolov, Boris Schaeling 3 // Copyright (c) 2009 Boris Schaeling 4 // Copyright (c) 2010 Felipe Tanus, Boris Schaeling 5 // Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling 6 // 7 // Distributed under the Boost Software License, Version 1.0. (See accompanying 8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 9 10 #ifndef BOOST_PROCESS_DETAIL_WINDOWS_FILE_IN_HPP 11 #define BOOST_PROCESS_DETAIL_WINDOWS_FILE_IN_HPP 12 13 #include <boost/winapi/process.hpp> 14 #include <boost/winapi/handles.hpp> 15 #include <boost/process/detail/handler_base.hpp> 16 #include <boost/process/detail/used_handles.hpp> 17 #include <boost/process/detail/windows/file_descriptor.hpp> 18 #include <io.h> 19 20 namespace boost { namespace process { namespace detail { namespace windows { 21 22 struct file_in : public ::boost::process::detail::handler_base, 23 ::boost::process::detail::uses_handles 24 { 25 file_descriptor file; 26 ::boost::winapi::HANDLE_ handle = file.handle(); 27 get_used_handlesboost::process::detail::windows::file_in28 ::boost::winapi::HANDLE_ get_used_handles() const { return handle; } 29 30 template<typename T> file_inboost::process::detail::windows::file_in31 file_in(T&& t) : file(std::forward<T>(t), file_descriptor::read) {} file_inboost::process::detail::windows::file_in32 file_in(FILE * f) : handle(reinterpret_cast<::boost::winapi::HANDLE_>(_get_osfhandle(_fileno(f)))) {} 33 34 template <class WindowsExecutor> on_setupboost::process::detail::windows::file_in35 void on_setup(WindowsExecutor &e) const 36 { 37 boost::winapi::SetHandleInformation(handle, 38 boost::winapi::HANDLE_FLAG_INHERIT_, 39 boost::winapi::HANDLE_FLAG_INHERIT_); 40 e.startup_info.hStdInput = handle; 41 e.startup_info.dwFlags |= boost::winapi::STARTF_USESTDHANDLES_; 42 e.inherit_handles = true; 43 } 44 }; 45 46 }}}} 47 48 #endif 49