ext-boost/boost/mpl/vector/aux_/numbered_c.hpp
2019-08-24 15:39:04 +02:00

78 lines
1.9 KiB
C++

// NO INCLUDE GUARDS, THE HEADER IS INTENDED FOR MULTIPLE INCLUSION
#if defined(BOOST_PP_IS_ITERATING)
// 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.
// $Id$
// $Date$
// $Revision$
#include <boost/preprocessor/enum_params.hpp>
#include <boost/preprocessor/enum_shifted_params.hpp>
#include <boost/preprocessor/comma_if.hpp>
#include <boost/preprocessor/repeat.hpp>
#include <boost/preprocessor/dec.hpp>
#include <boost/preprocessor/cat.hpp>
#define i_ BOOST_PP_FRAME_ITERATION(1)
#if defined(BOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES)
# define AUX778076_VECTOR_TAIL(vector, i_, C) \
BOOST_PP_CAT(BOOST_PP_CAT(vector,i_),_c)<T \
BOOST_PP_COMMA_IF(i_) BOOST_PP_ENUM_PARAMS(i_, C) \
> \
/**/
#if i_ > 0
template<
typename T
, BOOST_PP_ENUM_PARAMS(i_, T C)
>
struct BOOST_PP_CAT(BOOST_PP_CAT(vector,i_),_c)
: v_item<
integral_c<T,BOOST_PP_CAT(C,BOOST_PP_DEC(i_))>
, AUX778076_VECTOR_TAIL(vector,BOOST_PP_DEC(i_),C)
>
{
typedef BOOST_PP_CAT(BOOST_PP_CAT(vector,i_),_c) type;
typedef T value_type;
};
#endif
# undef AUX778076_VECTOR_TAIL
#else // "brute force" implementation
# define AUX778076_VECTOR_C_PARAM_FUNC(unused, i_, param) \
BOOST_PP_COMMA_IF(i_) \
integral_c<T,BOOST_PP_CAT(param,i_)> \
/**/
template<
typename T
, BOOST_PP_ENUM_PARAMS(i_, T C)
>
struct BOOST_PP_CAT(BOOST_PP_CAT(vector,i_),_c)
: BOOST_PP_CAT(vector,i_)< BOOST_PP_REPEAT(i_,AUX778076_VECTOR_C_PARAM_FUNC,C) >
{
typedef BOOST_PP_CAT(BOOST_PP_CAT(vector,i_),_c) type;
typedef T value_type;
};
# undef AUX778076_VECTOR_C_PARAM_FUNC
#endif // BOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES
#undef i_
#endif // BOOST_PP_IS_ITERATING