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<title>BOOST_PP_IS_ITERATING</title>
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The <b>BOOST_PP_IS_ITERATING</b> macro is defined when a <i>file-iteration</i> is in progress.
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<h4>Usage</h4>
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#if !defined(<b>BOOST_PP_IS_ITERATING</b>) // ...
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<h4>Remarks</h4>
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If a <i>file-iteration</i> is in progress, this macro is defined as <i>1</i>.
This means that the following will also work:
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#if !<b>BOOST_PP_IS_ITERATING</b> // ...
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This macro is defined to guard a file from infinite inclusion.
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<hr size="1">
<div style="margin-left: 0px;">
<i> Copyright <a href="http://www.housemarque.com" target="_top">Housemarque Oy</a> 2002</i>
</br><i> Copyright Paul Mensonides 2002</i>
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<p><small>Distributed under the Boost Software License, Version 1.0. (See
accompanying file <a href="../../../../LICENSE_1_0.txt">LICENSE_1_0.txt</a> or
copy at <a href=
"http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)</small></p>
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