detail/posix/close_in.hpp

0001 // Copyright (c) 2006, 2007 Julio M. Merino Vidal
0002 // Copyright (c) 2008 Ilya Sokolov, Boris Schaeling
0003 // Copyright (c) 2009 Boris Schaeling
0004 // Copyright (c) 2010 Felipe Tanus, Boris Schaeling
0005 // Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling
0006 //
0007 // Distributed under the Boost Software License, Version 1.0. (See accompanying
0008 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0009
0010 #ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_CLOSE_IN_HPP
0011 #define BOOST_PROCESS_WINDOWS_INITIALIZERS_CLOSE_IN_HPP
0012
0013
0014 #include <boost/process/detail/posix/handler.hpp>
0015 #include <boost/process/detail/used_handles.hpp>
0016
0017 namespace boost { namespace process { namespace detail { namespace posix {
0018
0019 struct close_in : handler_base_ext, ::boost::process::detail::uses_handles
0020 {
0021     template <class Executor>
0022     void on_exec_setup(Executor &e) const
0023     {
0024         if (::close(STDIN_FILENO) == -1)
0025             e.set_error(::boost::process::detail::get_last_error(), "close() failed");
0026     }
0027
0028     int get_used_handles() {return STDIN_FILENO;}
0029
0030 };
0031
0032 }}}}
0033
0034 #endif