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Simplify get_data.

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Edward Diener
2014-06-21 15:10:11 -04:00
parent 4fc958a89d
commit 2cea910cd8
2 changed files with 5 additions and 22 deletions
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23
include/boost/preprocessor/array/detail/get_data.hpp
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@ -14,37 +14,20 @@
#
# include <boost/preprocessor/config/config.hpp>
# include <boost/preprocessor/tuple/rem.hpp>
#
# if BOOST_PP_VARIADICS && BOOST_PP_VARIADICS_MSVC && _MSC_VER > 1400
# include <boost/preprocessor/cat.hpp>
# include <boost/preprocessor/control/if.hpp>
# include <boost/preprocessor/control/iif.hpp>
# include <boost/preprocessor/facilities/is_1.hpp>
#
# /* BOOST_PP_ARRAY_DETAIL_GET_DATA */
#
# define BOOST_PP_ARRAY_DETAIL_GET_DATA_SINGLE(size, data) BOOST_PP_TUPLE_REM_CAT(size) data
# define BOOST_PP_ARRAY_DETAIL_GET_DATA_NONE(size, data)
# define BOOST_PP_ARRAY_DETAIL_GET_DATA_ANY(size, data) BOOST_PP_TUPLE_REM(size) data
# define BOOST_PP_ARRAY_DETAIL_GET_DATA_CHECK_ZERO(size, data) \
# define BOOST_PP_ARRAY_DETAIL_GET_DATA(size, data) \
BOOST_PP_IF \
( \
size, \
BOOST_PP_ARRAY_DETAIL_GET_DATA_ANY, \
BOOST_PP_ARRAY_DETAIL_GET_DATA_SINGLE \
BOOST_PP_ARRAY_DETAIL_GET_DATA_NONE \
) \
(size,data) \
/**/
# define BOOST_PP_ARRAY_DETAIL_GET_DATA(size, data) \
BOOST_PP_IIF \
( \
BOOST_PP_IS_1(size), \
BOOST_PP_ARRAY_DETAIL_GET_DATA_SINGLE, \
BOOST_PP_ARRAY_DETAIL_GET_DATA_CHECK_ZERO \
) \
(size,data) \
/**/
# else
# define BOOST_PP_ARRAY_DETAIL_GET_DATA(size, data) BOOST_PP_TUPLE_REM(size) data
# endif /* BOOST_PP_VARIADICS && BOOST_PP_VARIADICS_MSVC && _MSC_VER > 1400 */
#
# endif /* BOOST_PREPROCESSOR_ARRAY_DETAIL_GET_DATA_HPP */

4
include/boost/preprocessor/tuple/rem.hpp
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@ -21,7 +21,7 @@
#
# if BOOST_PP_VARIADICS
# if BOOST_PP_VARIADICS_MSVC
/* To be used internally when __VA_ARGS__ is a single element */
/* To be used internally when __VA_ARGS__ could be empty ( or is a single element ) */
# define BOOST_PP_REM_CAT(...) BOOST_PP_CAT(__VA_ARGS__,)
# endif
# define BOOST_PP_REM(...) __VA_ARGS__
@ -36,7 +36,7 @@
*/
# if BOOST_PP_VARIADICS && !(BOOST_PP_VARIADICS_MSVC && _MSC_VER <= 1400)
# if BOOST_PP_VARIADICS_MSVC
/* To be used internally when the size is 1 */
/* To be used internally when the size could be 0 ( or 1 ) */
# define BOOST_PP_TUPLE_REM_CAT(size) BOOST_PP_REM_CAT
# endif
# define BOOST_PP_TUPLE_REM(size) BOOST_PP_REM