forked from boostorg/preprocessor
38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
#ifndef BOOST_PREPROCESSOR_ARITHMETIC_MOD_HPP
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#define BOOST_PREPROCESSOR_ARITHMETIC_MOD_HPP
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/* Copyright (C) 2001
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* Housemarque Oy
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* http://www.housemarque.com
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*
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* Permission to copy, use, modify, sell and distribute this software is
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* granted provided this copyright notice appears in all copies. This
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* software is provided "as is" without express or implied warranty, and
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* with no claim as to its suitability for any purpose.
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*
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* See http://www.boost.org for most recent version.
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*/
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#include <boost/preprocessor/comparison/less_equal.hpp>
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/** <P>Expands to the remainder of X and Y.</P>
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<P>For example, BOOST_PP_MOD(4,3) expands to 1 (a single token).</P>
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<H3>Uses</H3>
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<UL>
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<LI>BOOST_PP_WHILE()
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</UL>
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*/
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#define BOOST_PP_MOD(X,Y) BOOST_PP_MOD_D(0,X,Y)
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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#define BOOST_PP_MOD_D(D,X,Y) BOOST_PP_TUPLE_ELEM(2,0,BOOST_PP_WHILE##D(BOOST_PP_MOD_C,BOOST_PP_MOD_F,(X,Y)))
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#define BOOST_PP_MOD_C(D,P) BOOST_PP_LESS_EQUAL_D(D,BOOST_PP_TUPLE2_ELEM1 P,BOOST_PP_TUPLE2_ELEM0 P)
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#define BOOST_PP_MOD_F(D,P) (BOOST_PP_SUB_D(D,BOOST_PP_TUPLE2_ELEM0 P,BOOST_PP_TUPLE2_ELEM1 P),BOOST_PP_TUPLE2_ELEM1 P)
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#endif
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/** <P>Obsolete. Use BOOST_PP_MOD().</P> */
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#define BOOST_PREPROCESSOR_MOD(X,Y) BOOST_PP_MOD(X,Y)
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#endif
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