/Src/Dependencies/Boost/boost/mpl/aux_/value_wknd.hpp

 1
 2#ifndef BOOST_MPL_AUX_VALUE_WKND_HPP_INCLUDED
 3#define BOOST_MPL_AUX_VALUE_WKND_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: value_wknd.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
14// $Date: 2008-10-11 17:19:02 +1100 (Sat, 11 Oct 2008) $
15// $Revision: 49267 $
16
17#include <boost/mpl/aux_/static_cast.hpp>
18#include <boost/mpl/aux_/config/integral.hpp>
19#include <boost/mpl/aux_/config/eti.hpp>
20#include <boost/mpl/aux_/config/workaround.hpp>
21
22#if defined(BOOST_MPL_CFG_BCC_INTEGRAL_CONSTANTS) \
23    || defined(BOOST_MPL_CFG_MSVC_60_ETI_BUG)
24
25#   include <boost/mpl/int.hpp>
26
27namespace boost { namespace mpl { namespace aux {
28template< typename C_ > struct value_wknd
29    : C_
30{
31};
32
33#if defined(BOOST_MPL_CFG_MSVC_60_ETI_BUG)
34template<> struct value_wknd<int>
35    : int_<1>
36{
37    using int_<1>::value;
38};
39#endif
40}}}
41
42
43#if !defined(BOOST_MPL_CFG_MSVC_60_ETI_BUG)
44#   define BOOST_MPL_AUX_VALUE_WKND(C) \
45    ::BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::aux::value_wknd< C > \
46/**/
47#    define BOOST_MPL_AUX_MSVC_VALUE_WKND(C) BOOST_MPL_AUX_VALUE_WKND(C)
48#else
49#   define BOOST_MPL_AUX_VALUE_WKND(C) C
50#   define BOOST_MPL_AUX_MSVC_VALUE_WKND(C) \
51    ::boost::mpl::aux::value_wknd< C > \
52/**/
53#endif
54
55#else // BOOST_MPL_CFG_BCC_INTEGRAL_CONSTANTS
56
57#   define BOOST_MPL_AUX_VALUE_WKND(C) C
58#   define BOOST_MPL_AUX_MSVC_VALUE_WKND(C) C
59
60#endif
61
62#if BOOST_WORKAROUND(__EDG_VERSION__, <= 238)
63#   define BOOST_MPL_AUX_NESTED_VALUE_WKND(T, C) \
64    BOOST_MPL_AUX_STATIC_CAST(T, C::value) \
65/**/
66#else
67#   define BOOST_MPL_AUX_NESTED_VALUE_WKND(T, C) \
68    BOOST_MPL_AUX_VALUE_WKND(C)::value \
69/**/
70#endif
71
72
73namespace boost { namespace mpl { namespace aux {
74
75template< typename T > struct value_type_wknd
76{
77    typedef typename T::value_type type;
78};
79
80#if defined(BOOST_MPL_CFG_MSVC_ETI_BUG)
81template<> struct value_type_wknd<int>
82{
83    typedef int type;
84};
85#endif
86
87}}}
88
89#endif // BOOST_MPL_AUX_VALUE_WKND_HPP_INCLUDED