initial checkin

[SVN r11780]

include/boost/preprocessor/arithmetic/div.hpp

@@ -0,0 +1,49 @@
+#ifndef BOOST_PREPROCESSOR_ARITHMETIC_DIV_HPP
+#define BOOST_PREPROCESSOR_ARITHMETIC_DIV_HPP
+
+//  Copyright (C) 2001
+//  Housemarque, Inc.
+//  http://www.housemarque.com
+//  
+//  Permission to copy, use, modify, sell and distribute this software is
+//  granted provided this copyright notice appears in all copies. This
+//  software is provided "as is" without express or implied warranty, and
+//  with no claim as to its suitability for any purpose.
+
+//  See http://www.boost.org for most recent version.
+
+/*! \file
+
+<a href="../../../../boost/preprocessor/arithmetic/div.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_INC_HPP
+#  include <boost/preprocessor/inc.hpp>
+#endif
+#ifndef BOOST_PREPROCESSOR_TUPLE_HPP
+#  include <boost/preprocessor/tuple.hpp>
+#endif
+#ifndef BOOST_PREPROCESSOR_WHILE_HPP
+#  include <boost/preprocessor/while.hpp>
+#endif
+
+//! Expands to the quotient of X and Y.
+#define BOOST_PREPROCESSOR_DIV(X,Y)\
+  BOOST_PREPROCESSOR_TUPLE_ELEM(3,0,BOOST_PREPROCESSOR_WHILE(BOOST_PREPROCESSOR_DIV_C,BOOST_PREPROCESSOR_DIV_F,(0,X,Y)))
+
+#ifndef DOXYGEN_SHOULD_SKIP_THIS
+#define BOOST_PREPROCESSOR_DIV_F(P)\
+  ( BOOST_PREPROCESSOR_INC(BOOST_PREPROCESSOR_TUPLE_ELEM(3,0,P))\
+  , BOOST_PREPROCESSOR_SUB(BOOST_PREPROCESSOR_TUPLE_ELEM(3,1,P),BOOST_PREPROCESSOR_TUPLE_ELEM(3,2,P))\
+  , BOOST_PREPROCESSOR_TUPLE_ELEM(3,2,P)\
+  )
+#define BOOST_PREPROCESSOR_DIV_C(P)\
+  BOOST_PREPROCESSOR_LESS_EQUAL(BOOST_PREPROCESSOR_TUPLE_ELEM(3,2,P),BOOST_PREPROCESSOR_TUPLE_ELEM(3,1,P))
+#endif /* DOXYGEN_SHOULD_SKIP_THIS */
+#endif