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///////////////////////////////////////////////////////////////////////////////
// foreach.hpp header file
//
// Copyright 2010 Eric Niebler.
// 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)
// See http://www.boost.org/libs/foreach for documentation
//
// Credits:
// Kazutoshi Satoda: for suggesting the need for a _fwd header for foreach's
// customization points.
#ifndef BOOST_FOREACH_FWD_HPP
#define BOOST_FOREACH_FWD_HPP
// This must be at global scope, hence the uglified name
enum boost_foreach_argument_dependent_lookup_hack
{
boost_foreach_argument_dependent_lookup_hack_value
};
namespace boost
{
namespace foreach
{
///////////////////////////////////////////////////////////////////////////////
// boost::foreach::tag
//
typedef boost_foreach_argument_dependent_lookup_hack tag;
///////////////////////////////////////////////////////////////////////////////
// boost::foreach::is_lightweight_proxy
// Specialize this for user-defined collection types if they are inexpensive to copy.
// This tells BOOST_FOREACH it can avoid the rvalue/lvalue detection stuff.
template<typename T>
struct is_lightweight_proxy;
///////////////////////////////////////////////////////////////////////////////
// boost::foreach::is_noncopyable
// Specialize this for user-defined collection types if they cannot be copied.
// This also tells BOOST_FOREACH to avoid the rvalue/lvalue detection stuff.
template<typename T>
struct is_noncopyable;
} // namespace foreach
} // namespace boost
#endif
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