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Last change
on this file since 30 was
29,
checked in by landauf, 17 years ago
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updated boost from 1_33_1 to 1_34_1
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File size:
1.4 KB
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| 1 | <html> |
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| 2 | <head> |
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| 3 | <title>BOOST_PP_NIL</title> |
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| 4 | <link rel="stylesheet" type="text/css" href="../styles.css"> |
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| 5 | </head> |
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| 6 | <body> |
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| 7 | <div style="margin-left: 0px;"> |
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| 8 | The <b>BOOST_PP_NIL</b> identifier is reserved by the library to indicate a non-macro. |
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| 9 | </div> |
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| 10 | <h4>Usage</h4> |
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| 11 | <div class="code"> |
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| 12 | <b>BOOST_PP_NIL</b> |
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| 13 | </div> |
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| 14 | <h4>Remarks</h4> |
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| 15 | <div> |
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| 16 | This identifier is <i>not</i> defined. |
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| 17 | Its purpose is to <i>not be a macro</i>. |
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| 18 | It is also used to terminate a <i>list</i>. |
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| 19 | </div> |
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| 20 | <h4>Sample Code</h4> |
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| 21 | <div><pre> |
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| 22 | #include <<a href="../headers/list/adt.html">boost/preprocessor/list/adt.hpp</a>> |
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| 23 | |
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| 24 | #define LIST (x, (y, (z, <a href="nil.html">BOOST_PP_NIL</a>))) |
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| 25 | |
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| 26 | <a href="list_first.html">BOOST_PP_LIST_FIRST</a>(x) // expands to x |
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| 27 | <a href="list_rest.html">BOOST_PP_LIST_REST</a>(x) // expands to (y, (z, <a href="nil.html">BOOST_PP_NIL</a>)) |
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| 28 | </pre></div> |
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| 29 | <hr size="1"> |
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| 30 | <div style="margin-left: 0px;"> |
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| 31 | <i>© Copyright <a href="http://www.housemarque.com" target="_top">Housemarque Oy</a> 2002</i> |
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| 32 | </br><i>© Copyright Paul Mensonides 2002</i> |
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| 33 | </div> |
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| 34 | <div style="margin-left: 0px;"> |
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| 35 | <p><small>Distributed under the Boost Software License, Version 1.0. (See |
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| 36 | accompanying file <a href="../../../../LICENSE_1_0.txt">LICENSE_1_0.txt</a> or |
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| 37 | copy at <a href= |
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| 38 | "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)</small></p> |
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| 39 | </div> |
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| 40 | </body> |
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| 41 | </html> |
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