Napkin

#ifndef PSTADE_DIET_DETAIL_OUT_HPP
#define PSTADE_DIET_DETAIL_OUT_HPP


// PStade.Diet
//
// Copyright 2006 MB.
// 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)


#include <iostream>	// cout
#include <memory>	// auto_ptr
#include <pstade/instance.hpp>
#include "./ostream_holder.hpp"


namespace pstade { namespace diet { namespace detail {


PSTADE_INSTANCE(std::auto_ptr<ostream_placeholder>, pout)


template< class Out > inline
void set_out(Out& out)
{
	pout.reset(new ostream_holder<Out>(out));
}


inline
ostream_placeholder& get_out()
{
	if (!pout.get())
		detail::set_out(std::cout);

	return *pout;
}


} } } // namespace pstade::diet::detail


#endif