ian@0: //
ian@0: // Boost.Process
ian@0: // ~~~~~~~~~~~~~
ian@0: //
ian@0: // Copyright (c) 2006, 2007 Julio M. Merino Vidal
ian@0: // Copyright (c) 2008 Ilya Sokolov, Boris Schaeling
ian@0: // Copyright (c) 2009 Boris Schaeling
ian@0: // Copyright (c) 2010 Felipe Tanus, Boris Schaeling
ian@0: //
ian@0: // Distributed under the Boost Software License, Version 1.0. (See accompanying
ian@0: // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
ian@0: //
ian@0: 
ian@0: /**
ian@0:  * \file boost/process/child.hpp
ian@0:  *
ian@0:  * Includes the declaration of the child class.
ian@0:  */
ian@0: 
ian@0: #ifndef BOOST_PROCESS_CHILD_HPP
ian@0: #define BOOST_PROCESS_CHILD_HPP
ian@0: 
ian@0: #include <boost/process/config.hpp>
ian@0: 
ian@0: #if defined(BOOST_POSIX_API)
ian@0: #elif defined(BOOST_WINDOWS_API)
ian@0: #   include <windows.h>
ian@0: #else
ian@0: #   error "Unsupported platform."
ian@0: #endif
ian@0: 
ian@0: #include <boost/process/process.hpp>
ian@0: #include <boost/process/pid_type.hpp>
ian@0: #include <boost/process/stream_id.hpp>
ian@0: #include <boost/process/handle.hpp>
ian@0: #include <map>
ian@0: 
ian@0: namespace boost {
ian@0: namespace process {
ian@0: 
ian@0: /**
ian@0:  * The child class provides access to a child process.
ian@0:  */
ian@0: class child : public process
ian@0: {
ian@0: public:
ian@0:     /**
ian@0:      * Creates a new child object that represents the just spawned child
ian@0:      * process \a id.
ian@0:      */
ian@0:     child(pid_type id, std::map<stream_id, handle> handles)
ian@0:         : process(id),
ian@0:         handles_(handles)
ian@0:     {
ian@0:     }
ian@0: 
ian@0: #if defined(BOOST_WINDOWS_API)
ian@0:     /**
ian@0:      * Creates a new child object that represents the just spawned child
ian@0:      * process \a id.
ian@0:      *
ian@0:      * This operation is only available on Windows systems.
ian@0:      */
ian@0:     child(handle hprocess, std::map<stream_id, handle> handles)
ian@0:         : process(hprocess),
ian@0:         handles_(handles)
ian@0:     {
ian@0:     }
ian@0: #endif
ian@0: 
ian@0:     /**
ian@0:      * Gets a handle to a stream attached to the child.
ian@0:      *
ian@0:      * If the handle doesn't exist an invalid handle is returned.
ian@0:      */
ian@0:     handle get_handle(stream_id id) const
ian@0:     {
ian@0:         std::map<stream_id, handle>::const_iterator it = handles_.find(id);
ian@0:         return (it != handles_.end()) ? it->second : handle();
ian@0:     }
ian@0: 
ian@0: private:
ian@0:     /**
ian@0:      * Handles providing access to streams attached to the child process.
ian@0:      */
ian@0:     std::map<stream_id, handle> handles_;
ian@0: };
ian@0: 
ian@0: }
ian@0: }
ian@0: 
ian@0: #endif