| <html> |
| <head> |
| <title>BOOST_PP_NIL</title> |
| <link rel="stylesheet" type="text/css" href="../styles.css"> |
| </head> |
| <body> |
| <div style="margin-left: 0px;"> |
| The <b>BOOST_PP_NIL</b> identifier is reserved by the library to indicate a non-macro. |
| </div> |
| <h4>Usage</h4> |
| <div class="code"> |
| <b>BOOST_PP_NIL</b> |
| </div> |
| <h4>Remarks</h4> |
| <div> |
| This identifier is <i>not</i> defined. |
| Its purpose is to <i>not be a macro</i>. |
| It is also used to terminate a <i>list</i>. |
| </div> |
| <h4>Sample Code</h4> |
| <div><pre> |
| #include <<a href="../headers/list/adt.html">boost/preprocessor/list/adt.hpp</a>> |
| |
| #define LIST (x, (y, (z, <a href="nil.html">BOOST_PP_NIL</a>))) |
| |
| <a href="list_first.html">BOOST_PP_LIST_FIRST</a>(x) // expands to x |
| <a href="list_rest.html">BOOST_PP_LIST_REST</a>(x) // expands to (y, (z, <a href="nil.html">BOOST_PP_NIL</a>)) |
| </pre></div> |
| <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> |
| </div> |
| <div style="margin-left: 0px;"> |
| <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> |
| </div> |
| </body> |
| </html> |
