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author | Remko Tronçon <git@el-tramo.be> | 2009-06-01 08:48:42 (GMT) |
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committer | Remko Tronçon <git@el-tramo.be> | 2009-06-01 09:24:28 (GMT) |
commit | 2812bddd81f8a1b804c7460f4e14cd0aa393d129 (patch) | |
tree | d46294f35150c4f0f43deaf2d31fceaf945ae715 /3rdParty/Boost/boost/mpl/negate.hpp | |
download | swift-contrib-2812bddd81f8a1b804c7460f4e14cd0aa393d129.zip swift-contrib-2812bddd81f8a1b804c7460f4e14cd0aa393d129.tar.bz2 |
Import.
Diffstat (limited to '3rdParty/Boost/boost/mpl/negate.hpp')
-rw-r--r-- | 3rdParty/Boost/boost/mpl/negate.hpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/3rdParty/Boost/boost/mpl/negate.hpp b/3rdParty/Boost/boost/mpl/negate.hpp new file mode 100644 index 0000000..bb8bcdd --- /dev/null +++ b/3rdParty/Boost/boost/mpl/negate.hpp @@ -0,0 +1,81 @@ + +#ifndef BOOST_MPL_NEGATE_HPP_INCLUDED +#define BOOST_MPL_NEGATE_HPP_INCLUDED + +// Copyright Aleksey Gurtovoy 2000-2004 +// +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) +// +// See http://www.boost.org/libs/mpl for documentation. + +// $Id: negate.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ +// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ +// $Revision: 49267 $ + +#include <boost/mpl/integral_c.hpp> +#include <boost/mpl/aux_/msvc_eti_base.hpp> +#include <boost/mpl/aux_/na_spec.hpp> +#include <boost/mpl/aux_/lambda_support.hpp> +#include <boost/mpl/aux_/config/eti.hpp> +#include <boost/mpl/aux_/config/integral.hpp> +#include <boost/mpl/aux_/config/static_constant.hpp> + +namespace boost { namespace mpl { + +template< typename Tag > struct negate_impl; + +template< typename T > struct negate_tag +{ + typedef typename T::tag type; +}; + +template< + typename BOOST_MPL_AUX_NA_PARAM(N) + > +struct negate +#if !defined(BOOST_MPL_CFG_MSVC_ETI_BUG) + : negate_impl< + typename negate_tag<N>::type + >::template apply<N>::type +#else + : aux::msvc_eti_base< typename apply_wrap1< + negate_impl< typename negate_tag<N>::type > + , N + >::type >::type +#endif +{ + BOOST_MPL_AUX_LAMBDA_SUPPORT(1, negate, (N)) +}; + +BOOST_MPL_AUX_NA_SPEC(1, negate) + + +#if defined(BOOST_MPL_CFG_NO_NESTED_VALUE_ARITHMETIC) +namespace aux { +template< typename T, T n > struct negate_wknd +{ + BOOST_STATIC_CONSTANT(T, value = -n); + typedef integral_c<T,value> type; +}; +} +#endif + +template<> +struct negate_impl<integral_c_tag> +{ +#if defined(BOOST_MPL_CFG_NO_NESTED_VALUE_ARITHMETIC) + template< typename N > struct apply + : aux::negate_wknd< typename N::value_type, N::value > +#else + template< typename N > struct apply + : integral_c< typename N::value_type, (-N::value) > +#endif + { + }; +}; + +}} + +#endif // BOOST_MPL_NEGATE_HPP_INCLUDED |