1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/epoc32/include/stdapis/boost/mpl/is_sequence.hpp Tue Mar 16 16:12:26 2010 +0000
1.3 @@ -0,0 +1,112 @@
1.4 +
1.5 +#ifndef BOOST_MPL_IS_SEQUENCE_HPP_INCLUDED
1.6 +#define BOOST_MPL_IS_SEQUENCE_HPP_INCLUDED
1.7 +
1.8 +// Copyright Aleksey Gurtovoy 2002-2004
1.9 +//
1.10 +// Distributed under the Boost Software License, Version 1.0.
1.11 +// (See accompanying file LICENSE_1_0.txt or copy at
1.12 +// http://www.boost.org/LICENSE_1_0.txt)
1.13 +//
1.14 +// See http://www.boost.org/libs/mpl for documentation.
1.15 +
1.16 +// $Source: /cvsroot/boost/boost/boost/mpl/is_sequence.hpp,v $
1.17 +// $Date: 2005/08/25 16:27:21 $
1.18 +// $Revision: 1.9 $
1.19 +
1.20 +#include <boost/mpl/not.hpp>
1.21 +#include <boost/mpl/and.hpp>
1.22 +#include <boost/mpl/begin_end.hpp>
1.23 +#include <boost/mpl/if.hpp>
1.24 +#include <boost/mpl/bool.hpp>
1.25 +#include <boost/mpl/sequence_tag_fwd.hpp>
1.26 +#include <boost/mpl/identity.hpp>
1.27 +#include <boost/mpl/void.hpp>
1.28 +#include <boost/mpl/aux_/has_tag.hpp>
1.29 +#include <boost/mpl/aux_/has_begin.hpp>
1.30 +#include <boost/mpl/aux_/na_spec.hpp>
1.31 +#include <boost/mpl/aux_/lambda_support.hpp>
1.32 +#include <boost/mpl/aux_/config/eti.hpp>
1.33 +#include <boost/mpl/aux_/config/msvc.hpp>
1.34 +#include <boost/mpl/aux_/config/workaround.hpp>
1.35 +#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
1.36 +# include <boost/mpl/aux_/msvc_is_class.hpp>
1.37 +#elif BOOST_WORKAROUND(BOOST_MSVC, == 1300)
1.38 +# include <boost/type_traits/is_class.hpp>
1.39 +#endif
1.40 +
1.41 +#include <boost/type_traits/is_same.hpp>
1.42 +
1.43 +namespace boost { namespace mpl {
1.44 +
1.45 +#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
1.46 +
1.47 +namespace aux {
1.48 +
1.49 +// agurt, 11/jun/03:
1.50 +// MSVC 6.5/7.0 fails if 'has_begin' is instantiated on a class type that has a
1.51 +// 'begin' member that doesn't name a type; e.g. 'has_begin< std::vector<int> >'
1.52 +// would fail; requiring 'T' to have _both_ 'tag' and 'begin' members workarounds
1.53 +// the issue for most real-world cases
1.54 +template< typename T > struct is_sequence_impl
1.55 + : and_<
1.56 + identity< aux::has_tag<T> >
1.57 + , identity< aux::has_begin<T> >
1.58 + >
1.59 +{
1.60 +};
1.61 +
1.62 +} // namespace aux
1.63 +
1.64 +template<
1.65 + typename BOOST_MPL_AUX_NA_PARAM(T)
1.66 + >
1.67 +struct is_sequence
1.68 + : if_<
1.69 +#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
1.70 + aux::msvc_is_class<T>
1.71 +#else
1.72 + boost::is_class<T>
1.73 +#endif
1.74 + , aux::is_sequence_impl<T>
1.75 + , bool_<false>
1.76 + >::type
1.77 +{
1.78 + BOOST_MPL_AUX_LAMBDA_SUPPORT(1, is_sequence, (T))
1.79 +};
1.80 +
1.81 +#elif defined(BOOST_MPL_CFG_NO_HAS_XXX)
1.82 +
1.83 +template<
1.84 + typename BOOST_MPL_AUX_NA_PARAM(T)
1.85 + >
1.86 +struct is_sequence
1.87 + : bool_<false>
1.88 +{
1.89 +};
1.90 +
1.91 +#else
1.92 +
1.93 +template<
1.94 + typename BOOST_MPL_AUX_NA_PARAM(T)
1.95 + >
1.96 +struct is_sequence
1.97 + : not_< is_same< typename begin<T>::type, void_ > >
1.98 +{
1.99 + BOOST_MPL_AUX_LAMBDA_SUPPORT(1, is_sequence, (T))
1.100 +};
1.101 +
1.102 +#endif // BOOST_MSVC
1.103 +
1.104 +#if defined(BOOST_MPL_CFG_MSVC_60_ETI_BUG)
1.105 +template<> struct is_sequence<int>
1.106 + : bool_<false>
1.107 +{
1.108 +};
1.109 +#endif
1.110 +
1.111 +BOOST_MPL_AUX_NA_SPEC_NO_ETI(1, is_sequence)
1.112 +
1.113 +}}
1.114 +
1.115 +#endif // BOOST_MPL_IS_SEQUENCE_HPP_INCLUDED