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// 
// Boost.Process 
// ~~~~~~~~~~~~~ 
// 
// Copyright (c) 2006, 2007 Julio M. Merino Vidal 
// Copyright (c) 2008 Boris Schaeling 
// 
// Distributed under the Boost Software License, Version 1.0. (See accompanying 
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 
// 

#ifndef BOOST_PROCESS_PISTREAM_HPP 
#define BOOST_PROCESS_PISTREAM_HPP 

#include <boost/process/detail/file_handle.hpp> 
#include <boost/process/detail/systembuf.hpp> 
#include <boost/noncopyable.hpp> 
#include <istream> 

namespace boost { 
namespace process { 

class pistream : public std::istream, public boost::noncopyable 
{ 
public: 
    explicit pistream(detail::file_handle &fh) 
        : std::istream(0), 
        handle_(fh), 
        systembuf_(handle_.get()) 
    { 
        rdbuf(&systembuf_); 
    } 

    detail::file_handle &handle() 
    { 
        return handle_; 
    } 

    void close() 
    { 
        handle_.close(); 
    } 

private: 
    detail::file_handle handle_; 

    detail::systembuf systembuf_; 
}; 

} 
} 

#endif 

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