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PREPROCESSOR -> PP. WHILE documented.

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[SVN r12162]
This commit is contained in:
Vesa Karvonen
2001-12-28 11:06:53 +00:00
parent 5991b00456
commit d8b52a3a42
90 changed files with 3441 additions and 1889 deletions
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29
include/boost/preprocessor/arithmetic/mod.hpp
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@ -17,25 +17,20 @@
<a href="../../../../boost/preprocessor/arithmetic/mod.hpp">Click here to see the header.</a>
*/
#ifndef BOOST_PREPROCESSOR_ARITHMETIC_SUB_HPP
# include <boost/preprocessor/arithmetic/sub.hpp>
#endif
#ifndef BOOST_PREPROCESSOR_COMPARISON_LESS_EQUAL_HPP
# include <boost/preprocessor/comparison/less_equal.hpp>
#endif
#ifndef BOOST_PREPROCESSOR_TUPLE_HPP
# include <boost/preprocessor/tuple.hpp>
#endif
#ifndef BOOST_PREPROCESSOR_WHILE_HPP
# include <boost/preprocessor/while.hpp>
#endif
#include <boost/preprocessor/comparison/less_equal.hpp>
//! Expands to the remainder of X and Y.
#define BOOST_PREPROCESSOR_MOD(X,Y) BOOST_PREPROCESSOR_MOD_I(0,X,Y)
/*!
For example, BOOST_PP_MOD(4,3) expands to 1 (a single token).
*/
#define BOOST_PP_MOD(X,Y) BOOST_PP_MOD_D(0,X,Y)
#ifndef DOXYGEN_SHOULD_SKIP_THIS
#define BOOST_PREPROCESSOR_MOD_I(I,X,Y) BOOST_PREPROCESSOR_TUPLE_ELEM(2,0,BOOST_PREPROCESSOR_WHILE##I(BOOST_PREPROCESSOR_MOD_C,BOOST_PREPROCESSOR_MOD_F,(X,Y)))
#define BOOST_PREPROCESSOR_MOD_C(I,P) BOOST_PREPROCESSOR_LESS_EQUAL_I(I,BOOST_PREPROCESSOR_TUPLE_ELEM(2,1,P),BOOST_PREPROCESSOR_TUPLE_ELEM(2,0,P))
#define BOOST_PREPROCESSOR_MOD_F(I,P) (BOOST_PREPROCESSOR_SUB_I(I,BOOST_PREPROCESSOR_TUPLE_ELEM(2,0,P),BOOST_PREPROCESSOR_TUPLE_ELEM(2,1,P)),BOOST_PREPROCESSOR_TUPLE_ELEM(2,1,P))
#endif /* DOXYGEN_SHOULD_SKIP_THIS */
#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)))
#define BOOST_PP_MOD_C(D,P) BOOST_PP_LESS_EQUAL_D(D,BOOST_PP_TUPLE_ELEM(2,1,P),BOOST_PP_TUPLE_ELEM(2,0,P))
#define BOOST_PP_MOD_F(D,P) (BOOST_PP_SUB_D(D,BOOST_PP_TUPLE_ELEM(2,0,P),BOOST_PP_TUPLE_ELEM(2,1,P)),BOOST_PP_TUPLE_ELEM(2,1,P))
#endif
//! Obsolete. Use BOOST_PP_MOD().
#define BOOST_PREPROCESSOR_MOD(X,Y) BOOST_PP_MOD(X,Y)
#endif