boost/mpl/protect.hpp
//-----------------------------------------------------------------------------
// boost mpl/protect.hpp header file
// See http://www.boost.org for updates, documentation, and revision history.
//-----------------------------------------------------------------------------
//
// Copyright (c) 2001-02
// Peter Dimov, Aleksey Gurtovoy
//
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appears in all copies and
// that both the copyright notice and this permission notice appear in
// supporting documentation. No representations are made about the
// suitability of this software for any purpose. It is provided "as is"
// without express or implied warranty.
#ifndef BOOST_MPL_PROTECT_HPP_INCLUDED
#define BOOST_MPL_PROTECT_HPP_INCLUDED
#include "boost/mpl/aux_/arity.hpp"
#include "boost/mpl/aux_/config/dtp.hpp"
#include "boost/mpl/aux_/void_spec.hpp"
namespace boost {
namespace mpl {
template<
typename BOOST_MPL_AUX_VOID_SPEC_PARAM(T)
>
struct protect : T
{
typedef struct protect type;
};
#if defined(BOOST_BROKEN_DEFAULT_TEMPLATE_PARAMETERS_IN_NESTED_TEMPLATES)
namespace aux {
template< BOOST_MPL_AUX_NTTP_DECL(int, N), typename T >
struct arity< protect<T>, N >
: arity<T,N>
{
};
} // namespace aux
#endif
BOOST_MPL_AUX_VOID_SPEC_MAIN(1, protect)
#if !defined(BOOST_MPL_NO_FULL_LAMBDA_SUPPORT)
BOOST_MPL_AUX_VOID_SPEC_TEMPLATE_ARITY(1, 1, protect)
#endif
} // namespace mpl
} // namespace boost
#endif // BOOST_MPL_PROTECT_HPP_INCLUDED