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Updated size.

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This commit is contained in:
Edward Diener
2020-07-08 22:04:07 -04:00
parent b9424eac02
commit 74f652c85f
1 changed files with 8 additions and 5 deletions
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13
include/boost/preprocessor/list/size.hpp
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@ -18,14 +18,14 @@
# include <boost/preprocessor/config/config.hpp>
# include <boost/preprocessor/control/iif.hpp>
# include <boost/preprocessor/control/while.hpp>
# include <boost/preprocessor/facilities/identity.hpp>
# include <boost/preprocessor/list/adt.hpp>
# include <boost/preprocessor/tuple/elem.hpp>
# include <boost/preprocessor/tuple/rem.hpp>
#
# /* BOOST_PP_LIST_SIZE */
#
# define BOOST_PP_LIST_SIZE(list) BOOST_PP_IIF(BOOST_PP_LIST_IS_CONS(list),BOOST_PP_LIST_SIZE_S,BOOST_PP_LIST_SIZE_E)(list)
# define BOOST_PP_LIST_SIZE_E(list) 0
# define BOOST_PP_LIST_SIZE(list) BOOST_PP_IIF(BOOST_PP_LIST_IS_CONS(list),BOOST_PP_LIST_SIZE_S,BOOST_PP_IDENTITY_N(0,1))(list)
# define BOOST_PP_LIST_SIZE_S(list) BOOST_PP_LIST_SIZE_DO(BOOST_PP_LIST_REST(list))
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
@ -53,11 +53,14 @@
#
# /* BOOST_PP_LIST_SIZE_D */
#
# define BOOST_PP_LIST_SIZE_D(d, list) BOOST_PP_IIF(BOOST_PP_LIST_IS_CONS(list),BOOST_PP_LIST_SIZE_S_D,BOOST_PP_IDENTITY_N(0,2))(d,list)
# define BOOST_PP_LIST_SIZE_S_D(d,list) BOOST_PP_LIST_SIZE_DO(d,BOOST_PP_LIST_REST(list))
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
# define BOOST_PP_LIST_SIZE_D(d, list) BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_LIST_SIZE_P, BOOST_PP_LIST_SIZE_O, (0, list)))
# define BOOST_PP_LIST_SIZE_DO_D(d, list) BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_LIST_SIZE_P, BOOST_PP_LIST_SIZE_O, (1, list)))
# else
# define BOOST_PP_LIST_SIZE_D(d, list) BOOST_PP_LIST_SIZE_D_I(d, list)
# define BOOST_PP_LIST_SIZE_D_I(d, list) BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_LIST_SIZE_P, BOOST_PP_LIST_SIZE_O, (0, list)))
# define BOOST_PP_LIST_SIZE_DO_D(d, list) BOOST_PP_LIST_SIZE_D_I(d, list)
# define BOOST_PP_LIST_SIZE_D_I(d, list) BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_LIST_SIZE_P, BOOST_PP_LIST_SIZE_O, (1, list)))
# endif
#
# endif