You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and dots ('.'), can be up to 35 characters long. Letters must be lowercase.
315 lines
8.4 KiB
315 lines
8.4 KiB
|
|
#if !defined(BOOST_PP_IS_ITERATING) |
|
|
|
///// header body |
|
|
|
// 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: numeric_op.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ |
|
// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ |
|
// $Revision: 49267 $ |
|
|
|
#if !defined(BOOST_MPL_PREPROCESSING_MODE) |
|
# include <boost/mpl/numeric_cast.hpp> |
|
# include <boost/mpl/apply_wrap.hpp> |
|
# include <boost/mpl/if.hpp> |
|
# include <boost/mpl/tag.hpp> |
|
# include <boost/mpl/aux_/numeric_cast_utils.hpp> |
|
# include <boost/mpl/aux_/na.hpp> |
|
# include <boost/mpl/aux_/na_spec.hpp> |
|
# include <boost/mpl/aux_/lambda_support.hpp> |
|
# include <boost/mpl/aux_/msvc_eti_base.hpp> |
|
# include <boost/mpl/aux_/value_wknd.hpp> |
|
# include <boost/mpl/aux_/config/eti.hpp> |
|
# include <boost/mpl/aux_/nttp_decl.hpp> |
|
#endif |
|
|
|
#include <boost/mpl/aux_/config/static_constant.hpp> |
|
|
|
#if defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \ |
|
|| defined(BOOST_MPL_PREPROCESSING_MODE) |
|
|
|
# include <boost/mpl/limits/arity.hpp> |
|
# include <boost/mpl/aux_/preprocessor/partial_spec_params.hpp> |
|
# include <boost/mpl/aux_/preprocessor/def_params_tail.hpp> |
|
# include <boost/mpl/aux_/preprocessor/repeat.hpp> |
|
# include <boost/mpl/aux_/preprocessor/ext_params.hpp> |
|
# include <boost/mpl/aux_/preprocessor/params.hpp> |
|
# include <boost/mpl/aux_/preprocessor/enum.hpp> |
|
# include <boost/mpl/aux_/preprocessor/add.hpp> |
|
# include <boost/mpl/aux_/preprocessor/sub.hpp> |
|
# include <boost/mpl/aux_/config/ctps.hpp> |
|
# include <boost/mpl/aux_/config/eti.hpp> |
|
# include <boost/mpl/aux_/config/msvc.hpp> |
|
# include <boost/mpl/aux_/config/workaround.hpp> |
|
|
|
# include <boost/preprocessor/dec.hpp> |
|
# include <boost/preprocessor/inc.hpp> |
|
# include <boost/preprocessor/iterate.hpp> |
|
# include <boost/preprocessor/cat.hpp> |
|
|
|
|
|
#if !defined(AUX778076_OP_ARITY) |
|
# define AUX778076_OP_ARITY BOOST_MPL_LIMIT_METAFUNCTION_ARITY |
|
#endif |
|
|
|
#if !defined(AUX778076_OP_IMPL_NAME) |
|
# define AUX778076_OP_IMPL_NAME BOOST_PP_CAT(AUX778076_OP_PREFIX,_impl) |
|
#endif |
|
|
|
#if !defined(AUX778076_OP_TAG_NAME) |
|
# define AUX778076_OP_TAG_NAME BOOST_PP_CAT(AUX778076_OP_PREFIX,_tag) |
|
#endif |
|
|
|
namespace boost { namespace mpl { |
|
|
|
template< |
|
typename Tag1 |
|
, typename Tag2 |
|
#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300) |
|
, BOOST_MPL_AUX_NTTP_DECL(int, tag1_) = BOOST_MPL_AUX_MSVC_VALUE_WKND(Tag1)::value |
|
, BOOST_MPL_AUX_NTTP_DECL(int, tag2_) = BOOST_MPL_AUX_MSVC_VALUE_WKND(Tag2)::value |
|
> |
|
struct AUX778076_OP_IMPL_NAME |
|
: if_c< |
|
( tag1_ > tag2_ ) |
|
#else |
|
> |
|
struct AUX778076_OP_IMPL_NAME |
|
: if_c< |
|
( BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag1) |
|
> BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag2) |
|
) |
|
#endif |
|
, aux::cast2nd_impl< AUX778076_OP_IMPL_NAME<Tag1,Tag1>,Tag1,Tag2 > |
|
, aux::cast1st_impl< AUX778076_OP_IMPL_NAME<Tag2,Tag2>,Tag1,Tag2 > |
|
>::type |
|
{ |
|
}; |
|
|
|
/// for Digital Mars C++/compilers with no CTPS/TTP support |
|
template<> struct AUX778076_OP_IMPL_NAME<na,na> |
|
{ |
|
template< typename U1, typename U2 > struct apply |
|
{ |
|
typedef apply type; |
|
BOOST_STATIC_CONSTANT(int, value = 0); |
|
}; |
|
}; |
|
|
|
#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) |
|
template< typename Tag > struct AUX778076_OP_IMPL_NAME<na,Tag> |
|
{ |
|
template< typename U1, typename U2 > struct apply |
|
{ |
|
typedef apply type; |
|
BOOST_STATIC_CONSTANT(int, value = 0); |
|
}; |
|
}; |
|
|
|
template< typename Tag > struct AUX778076_OP_IMPL_NAME<Tag,na> |
|
{ |
|
template< typename U1, typename U2 > struct apply |
|
{ |
|
typedef apply type; |
|
BOOST_STATIC_CONSTANT(int, value = 0); |
|
}; |
|
}; |
|
#else |
|
template<> struct AUX778076_OP_IMPL_NAME<na,integral_c_tag> |
|
{ |
|
template< typename U1, typename U2 > struct apply |
|
{ |
|
typedef apply type; |
|
BOOST_STATIC_CONSTANT(int, value = 0); |
|
}; |
|
}; |
|
|
|
template<> struct AUX778076_OP_IMPL_NAME<integral_c_tag,na> |
|
{ |
|
template< typename U1, typename U2 > struct apply |
|
{ |
|
typedef apply type; |
|
BOOST_STATIC_CONSTANT(int, value = 0); |
|
}; |
|
}; |
|
#endif |
|
|
|
|
|
#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \ |
|
&& BOOST_WORKAROUND(BOOST_MSVC, >= 1300) |
|
template< typename T > struct AUX778076_OP_TAG_NAME |
|
: tag<T,na> |
|
{ |
|
}; |
|
#else |
|
template< typename T > struct AUX778076_OP_TAG_NAME |
|
{ |
|
typedef typename T::tag type; |
|
}; |
|
#endif |
|
|
|
|
|
#if AUX778076_OP_ARITY != 2 |
|
|
|
# if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) |
|
|
|
# define AUX778076_OP_RIGHT_OPERAND(unused, i, N) , BOOST_PP_CAT(N, BOOST_MPL_PP_ADD(i, 2))> |
|
# define AUX778076_OP_N_CALLS(i, N) \ |
|
BOOST_MPL_PP_REPEAT( BOOST_PP_DEC(i), BOOST_MPL_PP_REPEAT_IDENTITY_FUNC, AUX778076_OP_NAME< ) \ |
|
N1 BOOST_MPL_PP_REPEAT( BOOST_MPL_PP_SUB(i, 1), AUX778076_OP_RIGHT_OPERAND, N ) \ |
|
/**/ |
|
|
|
template< |
|
typename BOOST_MPL_AUX_NA_PARAM(N1) |
|
, typename BOOST_MPL_AUX_NA_PARAM(N2) |
|
BOOST_MPL_PP_DEF_PARAMS_TAIL(2, typename N, na) |
|
> |
|
struct AUX778076_OP_NAME |
|
: AUX778076_OP_N_CALLS(AUX778076_OP_ARITY, N) |
|
{ |
|
BOOST_MPL_AUX_LAMBDA_SUPPORT( |
|
AUX778076_OP_ARITY |
|
, AUX778076_OP_NAME |
|
, ( BOOST_MPL_PP_PARAMS(AUX778076_OP_ARITY, N) ) |
|
) |
|
}; |
|
|
|
#define BOOST_PP_ITERATION_PARAMS_1 \ |
|
(3,( BOOST_PP_DEC(AUX778076_OP_ARITY), 2, <boost/mpl/aux_/numeric_op.hpp> )) |
|
#include BOOST_PP_ITERATE() |
|
|
|
# undef AUX778076_OP_N_CALLS |
|
# undef AUX778076_OP_RIGHT_OPERAND |
|
|
|
# else // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION |
|
|
|
/// forward declaration |
|
template< |
|
typename BOOST_MPL_AUX_NA_PARAM(N1) |
|
, typename BOOST_MPL_AUX_NA_PARAM(N2) |
|
> |
|
struct BOOST_PP_CAT(AUX778076_OP_NAME,2); |
|
|
|
template< |
|
typename BOOST_MPL_AUX_NA_PARAM(N1) |
|
, typename BOOST_MPL_AUX_NA_PARAM(N2) |
|
BOOST_MPL_PP_DEF_PARAMS_TAIL(2, typename N, na) |
|
> |
|
struct AUX778076_OP_NAME |
|
#if BOOST_WORKAROUND(BOOST_MSVC, == 1300) |
|
: aux::msvc_eti_base< typename if_< |
|
#else |
|
: if_< |
|
#endif |
|
is_na<N3> |
|
, BOOST_PP_CAT(AUX778076_OP_NAME,2)<N1,N2> |
|
, AUX778076_OP_NAME< |
|
BOOST_PP_CAT(AUX778076_OP_NAME,2)<N1,N2> |
|
, BOOST_MPL_PP_EXT_PARAMS(3, BOOST_PP_INC(AUX778076_OP_ARITY), N) |
|
> |
|
>::type |
|
#if BOOST_WORKAROUND(BOOST_MSVC, == 1300) |
|
> |
|
#endif |
|
{ |
|
BOOST_MPL_AUX_LAMBDA_SUPPORT( |
|
AUX778076_OP_ARITY |
|
, AUX778076_OP_NAME |
|
, ( BOOST_MPL_PP_PARAMS(AUX778076_OP_ARITY, N) ) |
|
) |
|
}; |
|
|
|
template< |
|
typename N1 |
|
, typename N2 |
|
> |
|
struct BOOST_PP_CAT(AUX778076_OP_NAME,2) |
|
|
|
#endif |
|
|
|
#else // AUX778076_OP_ARITY == 2 |
|
|
|
template< |
|
typename BOOST_MPL_AUX_NA_PARAM(N1) |
|
, typename BOOST_MPL_AUX_NA_PARAM(N2) |
|
> |
|
struct AUX778076_OP_NAME |
|
|
|
#endif |
|
|
|
#if !defined(BOOST_MPL_CFG_MSVC_ETI_BUG) |
|
: AUX778076_OP_IMPL_NAME< |
|
typename AUX778076_OP_TAG_NAME<N1>::type |
|
, typename AUX778076_OP_TAG_NAME<N2>::type |
|
>::template apply<N1,N2>::type |
|
#else |
|
: aux::msvc_eti_base< typename apply_wrap2< |
|
AUX778076_OP_IMPL_NAME< |
|
typename AUX778076_OP_TAG_NAME<N1>::type |
|
, typename AUX778076_OP_TAG_NAME<N2>::type |
|
> |
|
, N1 |
|
, N2 |
|
>::type >::type |
|
#endif |
|
{ |
|
#if AUX778076_OP_ARITY != 2 |
|
|
|
# if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) |
|
BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC( |
|
AUX778076_OP_ARITY |
|
, AUX778076_OP_NAME |
|
, ( BOOST_MPL_PP_PARTIAL_SPEC_PARAMS(2, N, na) ) |
|
) |
|
# else |
|
BOOST_MPL_AUX_LAMBDA_SUPPORT(2, BOOST_PP_CAT(AUX778076_OP_NAME,2), (N1, N2)) |
|
# endif |
|
|
|
#else |
|
BOOST_MPL_AUX_LAMBDA_SUPPORT(2, AUX778076_OP_NAME, (N1, N2)) |
|
#endif |
|
}; |
|
|
|
BOOST_MPL_AUX_NA_SPEC2(2, AUX778076_OP_ARITY, AUX778076_OP_NAME) |
|
|
|
}} |
|
|
|
#endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS |
|
|
|
///// iteration, depth == 1 |
|
|
|
// For gcc 4.4 compatability, we must include the |
|
// BOOST_PP_ITERATION_DEPTH test inside an #else clause. |
|
#else // BOOST_PP_IS_ITERATING |
|
#if BOOST_PP_ITERATION_DEPTH() == 1 |
|
|
|
# define i_ BOOST_PP_FRAME_ITERATION(1) |
|
|
|
template< |
|
BOOST_MPL_PP_PARAMS(i_, typename N) |
|
> |
|
struct AUX778076_OP_NAME<BOOST_MPL_PP_PARTIAL_SPEC_PARAMS(i_, N, na)> |
|
#if i_ != 2 |
|
: AUX778076_OP_N_CALLS(i_, N) |
|
{ |
|
BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC( |
|
AUX778076_OP_ARITY |
|
, AUX778076_OP_NAME |
|
, ( BOOST_MPL_PP_PARTIAL_SPEC_PARAMS(i_, N, na) ) |
|
) |
|
}; |
|
#endif |
|
|
|
# undef i_ |
|
|
|
#endif // BOOST_PP_ITERATION_DEPTH() |
|
#endif // BOOST_PP_IS_ITERATING
|
|
|