1
2#ifndef BOOST_MPL_VECTOR_AUX_CLEAR_HPP_INCLUDED
3#define BOOST_MPL_VECTOR_AUX_CLEAR_HPP_INCLUDED
4
5// Copyright Aleksey Gurtovoy 2000-2004
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/clear_fwd.hpp>
18#include <boost/mpl/vector/aux_/vector0.hpp>
19#include <boost/mpl/vector/aux_/tag.hpp>
20#include <boost/mpl/aux_/config/typeof.hpp>
21#include <boost/mpl/aux_/config/ctps.hpp>
22
23namespace boost { namespace mpl {
24
25#if defined(BOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES)
26
27template<>
28struct clear_impl< aux::vector_tag >
29{
30 template< typename Vector > struct apply
31 {
32 typedef vector0<> type;
33 };
34};
35
36#else
37
38#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
39
40template< long N >
41struct clear_impl< aux::vector_tag<N> >
42{
43 template< typename Vector > struct apply
44 {
45 typedef vector0<> type;
46 };
47};
48
49#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
50
51#endif // BOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES
52
53}}
54
55#endif // BOOST_MPL_VECTOR_AUX_CLEAR_HPP_INCLUDED
56