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diff --git a/doc/html/boost/proto/when_Grammar__idp931962560.html b/doc/html/boost/proto/when_Grammar__idp931962560.html new file mode 100644 index 0000000000..522361860b --- /dev/null +++ b/doc/html/boost/proto/when_Grammar__idp931962560.html @@ -0,0 +1,67 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> +<title>Struct template when<Grammar, Fun *></title> +<link rel="stylesheet" href="../../../../doc/src/boostbook.css" type="text/css"> +<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> +<link rel="home" href="../../index.html" title="The Boost C++ Libraries BoostBook Documentation Subset"> +<link rel="up" href="../../proto/reference.html#header.boost.proto.transform.when_hpp" title="Header <boost/proto/transform/when.hpp>"> +<link rel="prev" href="when.html" title="Struct template when"> +<link rel="next" href="when_Grammar__idp931972016.html" title="Struct template when<Grammar, R(A...)>"> +</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="when.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../proto/reference.html#header.boost.proto.transform.when_hpp"><img src="../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="when_Grammar__idp931972016.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a> +</div> +<div class="refentry"> +<a name="boost.proto.when_Grammar,_idp931962560"></a><div class="titlepage"></div> +<div class="refnamediv"> +<h2><span class="refentrytitle">Struct template when<Grammar, Fun *></span></h2> +<p>boost::proto::when<Grammar, Fun *> — A specialization that treats function pointer <a class="link" href="../../Transform.html" title="Concept Transform">Transform</a>s as if they + were function type <a class="link" href="../../Transform.html" title="Concept Transform">Transform</a>s.</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="comment">// In header: <<a class="link" href="../../proto/reference.html#header.boost.proto.transform.when_hpp" title="Header <boost/proto/transform/when.hpp>">boost/proto/transform/when.hpp</a>> + +</span><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Grammar<span class="special">,</span> <span class="keyword">typename</span> Fun<span class="special">></span> +<span class="keyword">struct</span> <a class="link" href="when_Grammar__idp931962560.html" title="Struct template when<Grammar, Fun *>">when</a><span class="special"><</span><span class="identifier">Grammar</span><span class="special">,</span> <span class="identifier">Fun</span> <span class="special">*</span><span class="special">></span> <span class="special">:</span> <span class="keyword"></span> <a class="link" href="when.html" title="Struct template when">proto::when</a>< Grammar, Fun > <span class="special">{</span> +<span class="special">}</span><span class="special">;</span></pre></div> +<div class="refsect1"> +<a name="idp572405264"></a><h2>Description</h2> +<p> + This specialization requires that <code class="computeroutput">Fun</code> is actually a function type. + </p> +<p> + This specialization is required for nested transforms such as + <code class="computeroutput">proto::when<G, T0(T1(_))></code>. In C++, functions that are used + as parameters to other functions automatically decay to funtion pointer types. In other words, the + type <code class="computeroutput">T0(T1(_))</code> is indistinguishable from + <code class="computeroutput">T0(T1(*)(_))</code>. This specialization is required to handle these + nested function pointer type transforms properly. + </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="when.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../proto/reference.html#header.boost.proto.transform.when_hpp"><img src="../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="when_Grammar__idp931972016.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a> +</div> +</body> +</html> |