ext-boost/boost/mpl/aux_/shift_op.hpp
2014-12-07 23:50:51 +01:00

88 lines
2.2 KiB
C++

// NO INCLUDE GUARDS, THE HEADER IS INTENDED FOR MULTIPLE INCLUSION
// 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.
// $Id$
// $Date$
// $Revision$
#if !defined(BOOST_MPL_PREPROCESSING_MODE)
# include <boost/mpl/integral_c.hpp>
# include <boost/mpl/aux_/value_wknd.hpp>
#endif
#if !defined(AUX778076_OP_PREFIX)
# define AUX778076_OP_PREFIX AUX778076_OP_NAME
#endif
#define AUX778076_OP_ARITY 2
#include <boost/mpl/aux_/numeric_op.hpp>
#include <boost/mpl/aux_/config/static_constant.hpp>
#include <boost/mpl/aux_/config/use_preprocessed.hpp>
#if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \
&& !defined(BOOST_MPL_PREPROCESSING_MODE)
# define BOOST_MPL_PREPROCESSED_HEADER AUX778076_OP_PREFIX.hpp
# include <boost/mpl/aux_/include_preprocessed.hpp>
#else
# include <boost/mpl/aux_/config/integral.hpp>
# include <boost/preprocessor/cat.hpp>
namespace boost { namespace mpl {
#if defined(BOOST_MPL_CFG_NO_NESTED_VALUE_ARITHMETIC)
namespace aux {
template< typename T, typename Shift, T n, Shift s >
struct BOOST_PP_CAT(AUX778076_OP_PREFIX,_wknd)
{
BOOST_STATIC_CONSTANT(T, value = (n AUX778076_OP_TOKEN s));
typedef integral_c<T,value> type;
};
}
#endif
template<>
struct AUX778076_OP_IMPL_NAME<integral_c_tag,integral_c_tag>
{
template< typename N, typename S > struct apply
#if !defined(BOOST_MPL_CFG_NO_NESTED_VALUE_ARITHMETIC)
: integral_c<
typename N::value_type
, ( BOOST_MPL_AUX_VALUE_WKND(N)::value
AUX778076_OP_TOKEN BOOST_MPL_AUX_VALUE_WKND(S)::value
)
>
#else
: aux::BOOST_PP_CAT(AUX778076_OP_PREFIX,_wknd)<
typename N::value_type
, typename S::value_type
, N::value
, S::value
>::type
#endif
{
};
};
}}
#endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
#undef AUX778076_OP_TAG_NAME
#undef AUX778076_OP_IMPL_NAME
#undef AUX778076_OP_ARITY
#undef AUX778076_OP_PREFIX
#undef AUX778076_OP_NAME
#undef AUX778076_OP_TOKEN