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/Src/Dependencies/Boost/boost/preprocessor/arithmetic/mul.hpp

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C++ Header | 53 lines | 46 code | 0 blank | 7 comment | 3 complexity | 905a4ee411f76b89395e7b2adea71b2b MD5 | raw file
 1# /* Copyright (C) 2001
 2#  * Housemarque Oy
 3#  * http://www.housemarque.com
 4#  *
 5#  * Distributed under the Boost Software License, Version 1.0. (See
 6#  * accompanying file LICENSE_1_0.txt or copy at
 7#  * http://www.boost.org/LICENSE_1_0.txt)
 8#  */
 9#
10# /* Revised by Paul Mensonides (2002) */
11#
12# /* See http://www.boost.org for most recent version. */
13#
14# ifndef BOOST_PREPROCESSOR_ARITHMETIC_MUL_HPP
15# define BOOST_PREPROCESSOR_ARITHMETIC_MUL_HPP
16#
17# include <boost/preprocessor/arithmetic/add.hpp>
18# include <boost/preprocessor/arithmetic/dec.hpp>
19# include <boost/preprocessor/config/config.hpp>
20# include <boost/preprocessor/control/while.hpp>
21# include <boost/preprocessor/tuple/elem.hpp>
22# include <boost/preprocessor/tuple/rem.hpp>
23#
24# /* BOOST_PP_MUL */
25#
26# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
27#    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)))
28# else
29#    define BOOST_PP_MUL(x, y) BOOST_PP_MUL_I(x, y)
30#    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)))
31# endif
32#
33# define BOOST_PP_MUL_P(d, rxy) BOOST_PP_TUPLE_ELEM(3, 2, rxy)
34#
35# if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_STRICT()
36#    define BOOST_PP_MUL_O(d, rxy) BOOST_PP_MUL_O_IM(d, BOOST_PP_TUPLE_REM_3 rxy)
37#    define BOOST_PP_MUL_O_IM(d, im) BOOST_PP_MUL_O_I(d, im)
38# else
39#    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))
40# endif
41#
42# define BOOST_PP_MUL_O_I(d, r, x, y) (BOOST_PP_ADD_D(d, r, x), x, BOOST_PP_DEC(y))
43#
44# /* BOOST_PP_MUL_D */
45#
46# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
47#    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)))
48# else
49#    define BOOST_PP_MUL_D(d, x, y) BOOST_PP_MUL_D_I(d, x, y)
50#    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)))
51# endif
52#
53# endif