# /* Copyright (C) 2001

#  * Housemarque Oy

#  * http://www.housemarque.com

#  *

#  * 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)

#  */

#

# /* Revised by Paul Mensonides (2002) */

#

# /* See http://www.boost.org for most recent version. */

#

# ifndef BOOST_PREPROCESSOR_ARITHMETIC_MUL_HPP

# define BOOST_PREPROCESSOR_ARITHMETIC_MUL_HPP

#

# include <boost/preprocessor/arithmetic/add.hpp>

# include <boost/preprocessor/arithmetic/dec.hpp>

# include <boost/preprocessor/config/config.hpp>

# include <boost/preprocessor/control/while.hpp>

# include <boost/preprocessor/tuple/elem.hpp>

# include <boost/preprocessor/tuple/rem.hpp>

#

# /* BOOST_PP_MUL */

#

# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()

#    define BOOST_PP_MUL(x, y) BOOST_PP_TUPLE_ELEM(3, 0, BOOST_PP_WHILE(BOOST_PP_MUL_P, BOOST_PP_MUL_O, (0, x, y)))

# else

#    define BOOST_PP_MUL(x, y) BOOST_PP_MUL_I(x, y)

#    define BOOST_PP_MUL_I(x, y) BOOST_PP_TUPLE_ELEM(3, 0, BOOST_PP_WHILE(BOOST_PP_MUL_P, BOOST_PP_MUL_O, (0, x, y)))

# endif

#

# define BOOST_PP_MUL_P(d, rxy) BOOST_PP_TUPLE_ELEM(3, 2, rxy)

#

# if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()

#    define BOOST_PP_MUL_O(d, rxy) BOOST_PP_MUL_O_IM(d, BOOST_PP_TUPLE_REM_3 rxy)

#    define BOOST_PP_MUL_O_IM(d, im) BOOST_PP_MUL_O_I(d, im)

# else

#    define BOOST_PP_MUL_O(d, rxy) BOOST_PP_MUL_O_I(d, BOOST_PP_TUPLE_ELEM(3, 0, rxy), BOOST_PP_TUPLE_ELEM(3, 1, rxy), BOOST_PP_TUPLE_ELEM(3, 2, rxy))

# endif

#

# define BOOST_PP_MUL_O_I(d, r, x, y) (BOOST_PP_ADD_D(d, r, x), x, BOOST_PP_DEC(y))

#

# /* BOOST_PP_MUL_D */

#

# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()

#    define BOOST_PP_MUL_D(d, x, y) BOOST_PP_TUPLE_ELEM(3, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_MUL_P, BOOST_PP_MUL_O, (0, x, y)))

# else

#    define BOOST_PP_MUL_D(d, x, y) BOOST_PP_MUL_D_I(d, x, y)

#    define BOOST_PP_MUL_D_I(d, x, y) BOOST_PP_TUPLE_ELEM(3, 0, BOOST_PP_WHILE_ ## d(BOOST_PP_MUL_P, BOOST_PP_MUL_O, (0, x, y)))

# endif

#

# endif