/usr/include/libint2/boost/preprocessor/list/filter.hpp is in libint2-dev 2.3.0~beta3-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | # /* Copyright (C) 2001
# * Housemarque Oy
# * http://www.housemarque.com
# *
# * 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)
# */
#
# /* Revised by Paul Mensonides (2002) */
#
# /* See http://www.boost.org for most recent version. */
#
# ifndef BOOST_PREPROCESSOR_LIST_FILTER_HPP
# define BOOST_PREPROCESSOR_LIST_FILTER_HPP
#
# include <boost/preprocessor/config/config.hpp>
# include <boost/preprocessor/control/if.hpp>
# include <boost/preprocessor/list/fold_right.hpp>
# include <boost/preprocessor/tuple/elem.hpp>
# include <boost/preprocessor/tuple/rem.hpp>
#
# /* BOOST_PP_LIST_FILTER */
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
# define BOOST_PP_LIST_FILTER(pred, data, list) BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_LIST_FOLD_RIGHT(BOOST_PP_LIST_FILTER_O, (pred, data, BOOST_PP_NIL), list))
# else
# define BOOST_PP_LIST_FILTER(pred, data, list) BOOST_PP_LIST_FILTER_I(pred, data, list)
# define BOOST_PP_LIST_FILTER_I(pred, data, list) BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_LIST_FOLD_RIGHT(BOOST_PP_LIST_FILTER_O, (pred, data, BOOST_PP_NIL), list))
# endif
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
# define BOOST_PP_LIST_FILTER_O(d, pdr, elem) BOOST_PP_LIST_FILTER_O_D(d, BOOST_PP_TUPLE_ELEM(3, 0, pdr), BOOST_PP_TUPLE_ELEM(3, 1, pdr), BOOST_PP_TUPLE_ELEM(3, 2, pdr), elem)
# else
# define BOOST_PP_LIST_FILTER_O(d, pdr, elem) BOOST_PP_LIST_FILTER_O_I(d, BOOST_PP_TUPLE_REM_3 pdr, elem)
# define BOOST_PP_LIST_FILTER_O_I(d, im, elem) BOOST_PP_LIST_FILTER_O_D(d, im, elem)
# endif
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_DMC()
# define BOOST_PP_LIST_FILTER_O_D(d, pred, data, res, elem) (pred, data, BOOST_PP_IF(pred(d, data, elem), (elem, res), res))
# else
# define BOOST_PP_LIST_FILTER_O_D(d, pred, data, res, elem) (pred, data, BOOST_PP_IF(pred##(d, data, elem), (elem, res), res))
# endif
#
# /* BOOST_PP_LIST_FILTER_D */
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
# define BOOST_PP_LIST_FILTER_D(d, pred, data, list) BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_LIST_FOLD_RIGHT_ ## d(BOOST_PP_LIST_FILTER_O, (pred, data, BOOST_PP_NIL), list))
# else
# define BOOST_PP_LIST_FILTER_D(d, pred, data, list) BOOST_PP_LIST_FILTER_D_I(d, pred, data, list)
# define BOOST_PP_LIST_FILTER_D_I(d, pred, data, list) BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_LIST_FOLD_RIGHT_ ## d(BOOST_PP_LIST_FILTER_O, (pred, data, BOOST_PP_NIL), list))
# endif
#
# endif
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