1
2#ifndef BOOST_MPL_AUX_HAS_APPLY_HPP_INCLUDED
3#define BOOST_MPL_AUX_HAS_APPLY_HPP_INCLUDED
4
5// Copyright Aleksey Gurtovoy 2004
6//
7// Distributed under the Boost Software License, Version 1.0.
8// (See accompanying file LICENSE_1_0.txt or copy at
9// http://www.boost.org/LICENSE_1_0.txt)
10//
11// See http://www.boost.org/libs/mpl for documentation.
12
13// $Id$
14// $Date$
15// $Revision$
16
17#include <boost/mpl/has_xxx.hpp>
18#include <boost/mpl/aux_/config/has_apply.hpp>
19
20namespace boost { namespace mpl { namespace aux {
21#if !defined(BOOST_MPL_CFG_NO_HAS_APPLY)
22BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(has_apply, apply, false)
23#else
24template< typename T, typename fallback_ = false_ >
25struct has_apply
26 : fallback_
27{
28};
29#endif
30}}}
31
32#endif // BOOST_MPL_AUX_HAS_APPLY_HPP_INCLUDED
33