filter.hpp File Reference

#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>

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Macros
#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))
#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)
#define	BOOST_PP_LIST_FILTER_O_D(d, pred, data, res, elem)   (pred, data, BOOST_PP_IF(pred##(d, data, elem), (elem, res), res))
#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))

Macro Definition Documentation

#define BOOST_PP_LIST_FILTER	(		pred,
			data,
			list
	)		BOOST_PP_LIST_FILTER_I(pred, data, list)

#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))

#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))

#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_D	(		d,
			pred,
			data,
			res,
			elem
	)		(pred, data, BOOST_PP_IF(pred##(d, data, elem), (elem, res), res))

#define BOOST_PP_LIST_FILTER_O_I	(		d,
			im,
			elem
	)		BOOST_PP_LIST_FILTER_O_D(d, im, elem)