epoc32/include/stdapis/boost/mpl/negate.hpp
branchSymbian2
changeset 2 2fe1408b6811
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/epoc32/include/stdapis/boost/mpl/negate.hpp	Tue Mar 16 16:12:26 2010 +0000
     1.3 @@ -0,0 +1,81 @@
     1.4 +
     1.5 +#ifndef BOOST_MPL_NEGATE_HPP_INCLUDED
     1.6 +#define BOOST_MPL_NEGATE_HPP_INCLUDED
     1.7 +
     1.8 +// Copyright Aleksey Gurtovoy 2000-2004
     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/negate.hpp,v $
    1.17 +// $Date: 2004/09/07 09:06:08 $
    1.18 +// $Revision: 1.4 $
    1.19 +
    1.20 +#include <boost/mpl/integral_c.hpp>
    1.21 +#include <boost/mpl/aux_/msvc_eti_base.hpp>
    1.22 +#include <boost/mpl/aux_/na_spec.hpp>
    1.23 +#include <boost/mpl/aux_/lambda_support.hpp>
    1.24 +#include <boost/mpl/aux_/config/eti.hpp>
    1.25 +#include <boost/mpl/aux_/config/integral.hpp>
    1.26 +#include <boost/mpl/aux_/config/static_constant.hpp>
    1.27 +
    1.28 +namespace boost { namespace mpl {
    1.29 +
    1.30 +template< typename Tag > struct negate_impl;
    1.31 +
    1.32 +template< typename T > struct negate_tag
    1.33 +{
    1.34 +    typedef typename T::tag type;
    1.35 +};
    1.36 +
    1.37 +template<
    1.38 +      typename BOOST_MPL_AUX_NA_PARAM(N)
    1.39 +    >
    1.40 +struct negate
    1.41 +#if !defined(BOOST_MPL_CFG_MSVC_ETI_BUG)
    1.42 +    : negate_impl<
    1.43 +          typename negate_tag<N>::type
    1.44 +        >::template apply<N>::type
    1.45 +#else
    1.46 +    : aux::msvc_eti_base< typename apply_wrap1<
    1.47 +          negate_impl< typename negate_tag<N>::type >
    1.48 +        , N
    1.49 +        >::type >::type
    1.50 +#endif
    1.51 +{
    1.52 +    BOOST_MPL_AUX_LAMBDA_SUPPORT(1, negate, (N))
    1.53 +};
    1.54 +
    1.55 +BOOST_MPL_AUX_NA_SPEC(1, negate)
    1.56 +
    1.57 +
    1.58 +#if defined(BOOST_MPL_CFG_NO_NESTED_VALUE_ARITHMETIC)
    1.59 +namespace aux {
    1.60 +template< typename T, T n > struct negate_wknd
    1.61 +{
    1.62 +    BOOST_STATIC_CONSTANT(T, value = -n);
    1.63 +    typedef integral_c<T,value> type;
    1.64 +};
    1.65 +}
    1.66 +#endif
    1.67 +
    1.68 +template<>
    1.69 +struct negate_impl<integral_c_tag>
    1.70 +{
    1.71 +#if defined(BOOST_MPL_CFG_NO_NESTED_VALUE_ARITHMETIC)
    1.72 +    template< typename N > struct apply
    1.73 +        : aux::negate_wknd< typename N::value_type, N::value >
    1.74 +#else
    1.75 +    template< typename N > struct apply
    1.76 +        : integral_c< typename N::value_type, (-N::value) >
    1.77 +#endif    
    1.78 +    {
    1.79 +    };
    1.80 +};
    1.81 +
    1.82 +}}
    1.83 +
    1.84 +#endif // BOOST_MPL_NEGATE_HPP_INCLUDED