#include <boost/preprocessor/config/config.hpp>
#include <boost/preprocessor/cat.hpp>
#include <boost/preprocessor/detail/split.hpp>

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Macros
#define	BOOST_PP_IS_EMPTY(x) BOOST_PP_IS_EMPTY_I((BOOST_PP_IS_EMPTY_HELPER x ()))

#define	BOOST_PP_IS_EMPTY_DEF_1 1, BOOST_PP_NIL

#define	BOOST_PP_IS_EMPTY_DEF_BOOST_PP_IS_EMPTY_HELPER 0, BOOST_PP_NIL

#define	BOOST_PP_IS_EMPTY_HELPER() 1

#define	BOOST_PP_IS_EMPTY_I(par) BOOST_PP_IS_EMPTY_II ## par

#define	BOOST_PP_IS_EMPTY_II(test) BOOST_PP_SPLIT(0, BOOST_PP_CAT(BOOST_PP_IS_EMPTY_DEF_, test))

Macro Definition Documentation

#define BOOST_PP_IS_EMPTY ( x ) BOOST_PP_IS_EMPTY_I((BOOST_PP_IS_EMPTY_HELPER x ()))

#define BOOST_PP_IS_EMPTY_DEF_1 1, BOOST_PP_NIL

#define BOOST_PP_IS_EMPTY_DEF_BOOST_PP_IS_EMPTY_HELPER 0, BOOST_PP_NIL

#define BOOST_PP_IS_EMPTY_HELPER ( ) 1

#define BOOST_PP_IS_EMPTY_I ( par ) BOOST_PP_IS_EMPTY_II ## par

#define BOOST_PP_IS_EMPTY_II ( test ) BOOST_PP_SPLIT(0, BOOST_PP_CAT(BOOST_PP_IS_EMPTY_DEF_, test))

Macros