1<html> 2<head> 3 <title>BOOST_PP_IS_ITERATING</title> 4 <link rel="stylesheet" type="text/css" href="../styles.css"> 5 6</head> 7<body> 8 <div style="margin-left: 0px;"> 9 The <b>BOOST_PP_IS_ITERATING</b> macro is defined when a <i>file-iteration</i> is in progress. 10 </div> 11 <h4>Usage</h4> 12 <div class="code"> 13 #if !defined(<b>BOOST_PP_IS_ITERATING</b>) // ... 14 </div> 15 <h4>Remarks</h4> 16 <div> 17 If a <i>file-iteration</i> is in progress, this macro is defined as <i>1</i>. 18 This means that the following will also work: 19 <div> 20 #if !<b>BOOST_PP_IS_ITERATING</b> // ... 21 </div> 22 </div> 23 <div> 24 This macro is defined to guard a file from infinite inclusion. 25 </div> 26 <hr size="1"> 27 <div style="margin-left: 0px;"> 28 <i>� Copyright <a href="http://www.housemarque.com" target="_top">Housemarque Oy</a> 2002</i> 29 </br><i>� Copyright Paul Mensonides 2002</i> 30 </div> 31 <div style="margin-left: 0px;"> 32 <p><small>Distributed under the Boost Software License, Version 1.0. (See 33 accompanying file <a href="../../../../LICENSE_1_0.txt">LICENSE_1_0.txt</a> or 34 copy at <a href= 35 "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)</small></p> 36 </div> 37</body> 38</html> 39