ext-boost/boost/preprocessor/array/pop_back.hpp
2014-12-07 23:50:51 +01:00

38 lines
1.7 KiB
C++

# /* **************************************************************************
# * *
# * (C) Copyright Paul Mensonides 2002.
# * 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)
# * *
# ************************************************************************** */
#
# /* See http://www.boost.org for most recent version. */
#
# ifndef BOOST_PREPROCESSOR_ARRAY_POP_BACK_HPP
# define BOOST_PREPROCESSOR_ARRAY_POP_BACK_HPP
#
# include <boost/preprocessor/arithmetic/dec.hpp>
# include <boost/preprocessor/array/elem.hpp>
# include <boost/preprocessor/array/size.hpp>
# include <boost/preprocessor/repetition/enum.hpp>
# include <boost/preprocessor/repetition/deduce_z.hpp>
#
# /* BOOST_PP_ARRAY_POP_BACK */
#
# define BOOST_PP_ARRAY_POP_BACK(array) BOOST_PP_ARRAY_POP_BACK_Z(BOOST_PP_DEDUCE_Z(), array)
#
# /* BOOST_PP_ARRAY_POP_BACK_Z */
#
# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
# define BOOST_PP_ARRAY_POP_BACK_Z(z, array) BOOST_PP_ARRAY_POP_BACK_I(z, BOOST_PP_ARRAY_SIZE(array), array)
# else
# define BOOST_PP_ARRAY_POP_BACK_Z(z, array) BOOST_PP_ARRAY_POP_BACK_Z_D(z, array)
# define BOOST_PP_ARRAY_POP_BACK_Z_D(z, array) BOOST_PP_ARRAY_POP_BACK_I(z, BOOST_PP_ARRAY_SIZE(array), array)
# endif
#
# define BOOST_PP_ARRAY_POP_BACK_I(z, size, array) (BOOST_PP_DEC(size), (BOOST_PP_ENUM_ ## z(BOOST_PP_DEC(size), BOOST_PP_ARRAY_POP_BACK_M, array)))
# define BOOST_PP_ARRAY_POP_BACK_M(z, n, data) BOOST_PP_ARRAY_ELEM(n, data)
#
# endif