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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: clear.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
14 // $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
15 // $Revision: 49267 $
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
23 namespace boost { namespace mpl {
24
25 #if defined(BOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES)
26
27 template<>
28 struct 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
40 template< long N >
41 struct 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