1 #ifndef BOOST_PREPROCESSOR_MIN_HPP
2 #define BOOST_PREPROCESSOR_MIN_HPP
6 * http://www.housemarque.com
8 * Permission to copy, use, modify, sell and distribute this software is
9 * granted provided this copyright notice appears in all copies. This
10 * software is provided "as is" without express or implied warranty, and
11 * with no claim as to its suitability for any purpose.
13 * See http://www.boost.org for most recent version.
16 #include <boost/preprocessor/comparison/less_equal.hpp>
17 #include <boost/preprocessor/if.hpp>
19 /** <p>Expands to the minimum of <code>X</code> and <code>Y</code>.</p>
21 <p>Both <code>X</code> and <code>Y</code> must expand to integer literals
22 in the range [0, BOOST_PP_LIMIT_MAG].</p>
24 <p>For example, <code>BOOST_PP_MIN(5,7)</code> expands to <code>5</code> (a
29 <li>BOOST_PP_WHILE()</li>
34 <li><a href="../../test/arithmetic_test.cpp">arithmetic_test.cpp</a></li>
37 #define BOOST_PP_MIN(X,Y) BOOST_PP_MIN_D(0,X,Y)
39 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
40 #define BOOST_PP_MIN_D(D,X,Y) BOOST_PP_IF(BOOST_PP_LESS_EQUAL_D(D,Y,X),Y,X)
42 /* <p>Obsolete. Use BOOST_PP_MIN().</p> */
43 #define BOOST_PREPROCESSOR_MIN(X,Y) BOOST_PP_MIN(X,Y)