<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> <title>Macro BOOST_PROTO_EXTENDS_FUNCTION</title> <link rel="stylesheet" href="boostbook.css" type="text/css"> <meta name="generator" content="DocBook XSL Stylesheets V1.75.2"> <link rel="home" href="index.html" title="The Boost C++ Libraries BoostBook Documentation Subset"> <link rel="up" href="proto/reference.html#header.boost.proto.extends_hpp" title="Header <boost/proto/extends.hpp>"> <link rel="prev" href="BOOST_PROTO_EXTENDS_SUBSCRIPT.html" title="Macro BOOST_PROTO_EXTENDS_SUBSCRIPT"> <link rel="next" href="BOOST_PROTO_EXTENDS.html" title="Macro BOOST_PROTO_EXTENDS"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table cellpadding="2" width="100%"><tr> <td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../boost.png"></td> <td align="center"><a href="../../index.html">Home</a></td> <td align="center"><a href="../../libs/libraries.htm">Libraries</a></td> <td align="center"><a href="http://www.boost.org/users/people.html">People</a></td> <td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td> <td align="center"><a href="../../more/index.htm">More</a></td> </tr></table> <hr> <div class="spirit-nav"> <a accesskey="p" href="BOOST_PROTO_EXTENDS_SUBSCRIPT.html"><img src="../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="proto/reference.html#header.boost.proto.extends_hpp"><img src="../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="index.html"><img src="../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="BOOST_PROTO_EXTENDS.html"><img src="../../doc/html/images/next.png" alt="Next"></a> </div> <div class="refentry" title="Macro BOOST_PROTO_EXTENDS_FUNCTION"> <a name="BOOST_PROTO_EXTENDS_FUNCTION"></a><div class="titlepage"></div> <div class="refnamediv"> <h2><span class="refentrytitle">Macro BOOST_PROTO_EXTENDS_FUNCTION</span></h2> <p>BOOST_PROTO_EXTENDS_FUNCTION — For adding to an expression extension class a set of overloaded function call operators that build expression templates.</p> </div> <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="emphasis"><em>// In header: <<a class="link" href="proto/reference.html#header.boost.proto.extends_hpp" title="Header <boost/proto/extends.hpp>">boost/proto/extends.hpp</a>> </em></span>BOOST_PROTO_EXTENDS_FUNCTION()</pre></div> <div class="refsect1" title="Description"> <a name="id1587664"></a><h2>Description</h2> <p> Use <code class="computeroutput">BOOST_PROTO_EXTENDS_FUNCTION()</code> after <code class="computeroutput"> <a class="link" href="BOOST_PROTO_BASIC_EXTENDS.html" title="Macro BOOST_PROTO_BASIC_EXTENDS">BOOST_PROTO_BASIC_EXTENDS</a>()</code> to give an expression extension class a set of overloaded function call operators that build expression templates. In addition, <code class="computeroutput">BOOST_PROTO_EXTENDS_FUNCTION()</code> adds a nested <code class="computeroutput">result<></code> class template that is a metafunction for calculating the return type of the overloaded function call operators. </p> <p> See also: </p> <div class="itemizedlist"><ul class="itemizedlist" type="disc"> <li class="listitem"><code class="computeroutput"><a class="link" href="BOOST_PROTO_BASIC_EXTENDS.html" title="Macro BOOST_PROTO_BASIC_EXTENDS">BOOST_PROTO_BASIC_EXTENDS</a>()</code></li> <li class="listitem"><code class="computeroutput"><a class="link" href="BOOST_PROTO_EXTENDS_ASSIGN.html" title="Macro BOOST_PROTO_EXTENDS_ASSIGN">BOOST_PROTO_EXTENDS_ASSIGN</a>()</code></li> <li class="listitem"><code class="computeroutput"><a class="link" href="BOOST_PROTO_EXTENDS_SUBSCRIPT.html" title="Macro BOOST_PROTO_EXTENDS_SUBSCRIPT">BOOST_PROTO_EXTENDS_SUBSCRIPT</a>()</code></li> <li class="listitem"><code class="computeroutput"><a class="link" href="BOOST_PROTO_EXTENDS.html" title="Macro BOOST_PROTO_EXTENDS">BOOST_PROTO_EXTENDS</a>()</code></li> </ul></div> <p> </p> </div> </div> <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> <td align="left"></td> <td align="right"><div class="copyright-footer">Copyright © 2008 Eric Niebler<p> Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) </p> </div></td> </tr></table> <hr> <div class="spirit-nav"> <a accesskey="p" href="BOOST_PROTO_EXTENDS_SUBSCRIPT.html"><img src="../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="proto/reference.html#header.boost.proto.extends_hpp"><img src="../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="index.html"><img src="../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="BOOST_PROTO_EXTENDS.html"><img src="../../doc/html/images/next.png" alt="Next"></a> </div> </body> </html>