preprocessor/facilities/identity.hpp File Reference

#include <boost/preprocessor/facilities/empty.hpp>
#include <boost/preprocessor/tuple/eat.hpp>

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Macros
#define	BOOST_PP_IDENTITY(item)   item BOOST_PP_EMPTY
#define	BOOST_PP_IDENTITY_N(item, n)   item BOOST_PP_TUPLE_EAT_N(n)

Macro Definition Documentation

BOOST_PP_IDENTITY

#define BOOST_PP_IDENTITY

(

item

)

item BOOST_PP_EMPTY

Definition at line 23 of file preprocessor/facilities/identity.hpp.

BOOST_PP_IDENTITY_N

#define BOOST_PP_IDENTITY_N	(		item,
			n
	)		item BOOST_PP_TUPLE_EAT_N(n)

Definition at line 25 of file preprocessor/facilities/identity.hpp.