sub.hpp File Reference

#include <boost/preprocessor/arithmetic/dec.hpp>
#include <boost/preprocessor/config/config.hpp>
#include <boost/preprocessor/control/while.hpp>
#include <boost/preprocessor/tuple/elem.hpp>

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Macros
#define	BOOST_PP_SUB(x, y)   BOOST_PP_SUB_I(x, y)
#define	BOOST_PP_SUB_I(x, y)   BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE(BOOST_PP_SUB_P, BOOST_PP_SUB_O, (x, y)))
#define	BOOST_PP_SUB_P(d, xy)   BOOST_PP_TUPLE_ELEM(2, 1, xy)
#define	BOOST_PP_SUB_O(d, xy)   BOOST_PP_SUB_O_I(BOOST_PP_TUPLE_ELEM(2, 0, xy), BOOST_PP_TUPLE_ELEM(2, 1, xy))
#define	BOOST_PP_SUB_O_I(x, y)   (BOOST_PP_DEC(x), BOOST_PP_DEC(y))
#define	BOOST_PP_SUB_D(d, x, y)   BOOST_PP_SUB_D_I(d, x, y)
#define	BOOST_PP_SUB_D_I(d, x, y)   BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_SUB_P, BOOST_PP_SUB_O, (x, y)))

Macro Definition Documentation

#define BOOST_PP_SUB	(		x,
			y
	)		BOOST_PP_SUB_I(x, y)

#define BOOST_PP_SUB_D	(		d,
			x,
			y
	)		BOOST_PP_SUB_D_I(d, x, y)

#define BOOST_PP_SUB_D_I	(		d,
			x,
			y
	)		BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_SUB_P, BOOST_PP_SUB_O, (x, y)))

#define BOOST_PP_SUB_I	(		x,
			y
	)		BOOST_PP_TUPLE_ELEM(2, 0, BOOST_PP_WHILE(BOOST_PP_SUB_P, BOOST_PP_SUB_O, (x, y)))

#define BOOST_PP_SUB_O	(		d,
			xy
	)		BOOST_PP_SUB_O_I(BOOST_PP_TUPLE_ELEM(2, 0, xy), BOOST_PP_TUPLE_ELEM(2, 1, xy))

#define BOOST_PP_SUB_O_I	(		x,
			y
	)		(BOOST_PP_DEC(x), BOOST_PP_DEC(y))

#define BOOST_PP_SUB_P	(		d,
			xy
	)		BOOST_PP_TUPLE_ELEM(2, 1, xy)