Update of /cvsroot/boost/boost/libs/fusion/doc/html/fusion/functional/invocation
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv2992/invocation
Modified Files:
functions.html metafunctions.html
Log Message:
reduces chunk depth (Boost inspection complaints about path length)
Index: functions.html
===================================================================
RCS file:
/cvsroot/boost/boost/libs/fusion/doc/html/fusion/functional/invocation/functions.html,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -d -r1.1 -r1.2
--- functions.html 15 Feb 2007 23:11:01 -0000 1.1
+++ functions.html 25 Feb 2007 21:12:10 -0000 1.2
@@ -7,7 +7,7 @@
<link rel="start" href="../../../index.html" title="Chapter 1. Fusion 2.0">
<link rel="up" href="../invocation.html" title="Invocation">
<link rel="prev" href="../invocation.html" title="Invocation">
-<link rel="next" href="functions/invoke.html" title="invoke">
+<link rel="next" href="metafunctions.html" title="Metafunctions">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084"
alink="#0000FF">
<table cellpadding="2" width="100%">
@@ -20,16 +20,413 @@
</table>
<hr>
<div class="spirit-nav">
-<a accesskey="p" href="../invocation.html"><img src="../../../images/prev.png"
alt="Prev"></a><a accesskey="u" href="../invocation.html"><img
src="../../../images/up.png" alt="Up"></a><a accesskey="h"
href="../../../index.html"><img src="../../../images/home.png"
alt="Home"></a><a accesskey="n" href="functions/invoke.html"><img
src="../../../images/next.png" alt="Next"></a>
+<a accesskey="p" href="../invocation.html"><img src="../../../images/prev.png"
alt="Prev"></a><a accesskey="u" href="../invocation.html"><img
src="../../../images/up.png" alt="Up"></a><a accesskey="h"
href="../../../index.html"><img src="../../../images/home.png"
alt="Home"></a><a accesskey="n" href="metafunctions.html"><img
src="../../../images/next.png" alt="Next"></a>
</div>
<div class="section" lang="en">
<div class="titlepage"><div><div><h4 class="title">
<a name="fusion.functional.invocation.functions"></a><a href="functions.html"
title="Functions">Functions</a></h4></div></div></div>
<div class="toc"><dl>
-<dt><span class="section"><a
href="functions/invoke.html">invoke</a></span></dt>
-<dt><span class="section"><a
href="functions/invoke_procedure.html">invoke_procedure</a></span></dt>
-<dt><span class="section"><a
href="functions/invoke_function_object.html">invoke_function_object</a></span></dt>
+<dt><span class="section"><a
href="functions.html#fusion.functional.invocation.functions.invoke">invoke</a></span></dt>
+<dt><span class="section"><a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure">invoke_procedure</a></span></dt>
+<dt><span class="section"><a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object">invoke_function_object</a></span></dt>
</dl></div>
+<div class="section" lang="en">
+<div class="titlepage"><div><div><h5 class="title">
+<a name="fusion.functional.invocation.functions.invoke"></a><a
href="functions.html#fusion.functional.invocation.functions.invoke"
title="invoke">invoke</a></h5></div></div></div>
+<a name="fusion.functional.invocation.functions.invoke.description"></a><h6>
+<a name="id1187758"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke.description">Description</a>
+ </h6>
+<p>
+ Calls a <a href="../concepts/def_callable.html" title=" Deferred
+ Callable Object">Deferred
+ Callable Object</a> with the arguments from a <a
href="../../sequences.html" title="Sequences">Sequence</a>.
+ </p>
+<p>
+ The corresponding metafunction, <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke"
title="invoke"><code class="computeroutput"><span
class="identifier">result_of</span><span class="special">::</span><span
class="identifier">invoke</span></code></a> does not define a <code
class="computeroutput"><span class="identifier">type</span></code> member for
target functions of
+ non-class type whose arity is not satisfied by the size of the
sequence.
+ </p>
+<p>
+ The first template parameter can be specialized explicitly to
avoid copying
+ and/or to control the const qualification of a function object.
+ </p>
+<p>
+ If the target function is a pointer to a class members, the
corresponding
+ object can be specified as a reference, pointer, or smart pointer.
In
+ case of the latter, a freestanding <code
class="literal">get_pointer</code> function
+ must be defined (Boost provides this function for <code
class="literal">std::auto_ptr</code>
+ and <a href="http://www.boost.org/libs/smart_ptr/smart_ptr.hpp";
target="_top"><code class="computeroutput"><span
class="identifier">boost</span><span class="special">::</span><span
class="identifier">shared_ptr</span></code></a>).
+ </p>
+<a name="fusion.functional.invocation.functions.invoke.synopsis"></a><h6>
+<a name="id1187890"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke.synopsis">Synopsis</a>
+ </h6>
+<pre class="programlisting">
+<span class="keyword">template</span><span class="special"><</span>
+ <span class="keyword">typename</span> <span
class="identifier">Function</span><span class="special">,</span>
+ <span class="keyword">class</span> <span class="identifier">Sequence</span>
+ <span class="special">></span>
+<span class="keyword">typename</span> <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke"
title="invoke"><code class="computeroutput"><span
class="identifier">result_of</span><span class="special">::</span><span
class="identifier">invoke</span></code></a><span
class="special"><</span><span class="identifier">Function</span><span
class="special">,</span> <span class="identifier">Sequence</span><span
class="special">>::</span><span class="identifier">type</span>
+<span class="identifier">invoke</span><span class="special">(</span><span
class="identifier">Function</span> <span class="identifier">f</span><span
class="special">,</span> <span class="identifier">Sequence</span> <span
class="special">&</span> <span class="identifier">s</span><span
class="special">);</span>
+
+<span class="keyword">template</span><span class="special"><</span>
+ <span class="keyword">typename</span> <span
class="identifier">Function</span><span class="special">,</span>
+ <span class="keyword">class</span> <span class="identifier">Sequence</span>
+ <span class="special">></span>
+<span class="keyword">typename</span> <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke"
title="invoke"><code class="computeroutput"><span
class="identifier">result_of</span><span class="special">::</span><span
class="identifier">invoke</span></code></a><span
class="special"><</span><span class="identifier">Function</span><span
class="special">,</span> <span class="identifier">Sequence</span> <span
class="keyword">const</span><span class="special">>::</span><span
class="identifier">type</span>
+<span class="identifier">invoke</span><span class="special">(</span><span
class="identifier">Function</span> <span class="identifier">f</span><span
class="special">,</span> <span class="identifier">Sequence</span> <span
class="keyword">const</span> <span class="special">&</span> <span
class="identifier">s</span><span class="special">);</span>
+</pre>
+<a name="fusion.functional.invocation.functions.invoke.parameters"></a><h6>
+<a name="id1188219"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke.parameters">Parameters</a>
+ </h6>
+<div class="informaltable"><table class="table">
+<colgroup>
+<col>
+<col>
+<col>
+</colgroup>
+<thead><tr>
+<th>Parameter</th>
+<th>Requirement</th>
+<th>Description</th>
+</tr></thead>
+<tbody>
+<tr>
+<td><code class="computeroutput"><span class="identifier">f</span></code></td>
+<td>A
+ <a href="../concepts/def_callable.html" title=" Deferred
+ Callable Object">Deferred
+ Callable Object</a>
+</td>
+<td>The function to call.</td>
+</tr>
+<tr>
+<td><code class="computeroutput"><span class="identifier">s</span></code></td>
+<td>A
+ <a href="../../sequences/concepts/forward_sequence.html"
title="Forward
+ Sequence">Forward
+ Sequence</a>
+</td>
+<td>The arguments.</td>
+</tr>
+</tbody>
+</table></div>
+<a
name="fusion.functional.invocation.functions.invoke.expression_semantics"></a><h6>
+<a name="id1188323"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke.expression_semantics">Expression
+ Semantics</a>
+ </h6>
+<pre class="programlisting">
+<span class="identifier">invoke</span><span class="special">(</span><span
class="identifier">f</span><span class="special">,</span><span
class="identifier">s</span><span class="special">);</span>
+</pre>
+<p>
+ <span class="bold"><strong>Return type</strong></span>: Return
type of <code class="computeroutput"><span class="identifier">f</span></code>
when invoked with the elements in
+ <code class="computeroutput"><span
class="identifier">s</span></code> as its arguments.
+ </p>
+<p>
+ <span class="bold"><strong>Semantics</strong></span>: Invokes
<code class="computeroutput"><span class="identifier">f</span></code>
+ with the elements in <code class="computeroutput"><span
class="identifier">s</span></code>
+ as arguments and returns the result of the call expression.
+ </p>
+<a name="fusion.functional.invocation.functions.invoke.header"></a><h6>
+<a name="id1188330"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke.header">Header</a>
+ </h6>
+<pre class="programlisting">
+<span class="preprocessor">#include</span> <span
class="special"><</span><span class="identifier">boost</span><span
class="special">/</span><span class="identifier">fusion</span><span
class="special">/</span><span class="identifier">functional</span><span
class="special">/</span><span class="identifier">invocation</span><span
class="special">/</span><span class="identifier">invoke</span><span
class="special">.</span><span class="identifier">hpp</span><span
class="special">></span>
+</pre>
+<a name="fusion.functional.invocation.functions.invoke.example"></a><h6>
+<a name="id1206005"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke.example">Example</a>
+ </h6>
+<pre class="programlisting">
+<a href="http://www.sgi.com/tech/stl/plus.html"; target="_top"><code
class="computeroutput"><span class="identifier">std</span><span
class="special">::</span><span class="identifier">plus</span></code></a><span
class="special"><</span><span class="keyword">int</span><span
class="special">></span> <span class="identifier">add</span><span
class="special">;</span>
+<span class="identifier">assert</span><span class="special">(</span><span
class="identifier">invoke</span><span class="special">(</span><span
class="identifier">add</span><span class="special">,</span><a
href="../../sequences/generation/functions.html#fusion.sequences.generation.functions.make_vector"
title="make_vector"><code class="computeroutput"><span
class="identifier">make_vector</span></code></a><span
class="special">(</span><span class="number">1</span><span
class="special">,</span><span class="number">1</span><span
class="special">))</span> <span class="special">==</span> <span
class="number">2</span><span class="special">);</span>
+</pre>
+<a name="fusion.functional.invocation.functions.invoke.see_also"></a><h6>
+<a name="id1206156"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke.see_also">See
+ also</a>
+ </h6>
+<div class="itemizedlist"><ul type="disc">
+<li><a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure"
title="invoke_procedure"><code class="computeroutput"><span
class="identifier">invoke_procedure</span></code></a></li>
+<li><a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object"
title="invoke_function_object"><code class="computeroutput"><span
class="identifier">invoke_function_object</span></code></a></li>
+<li><a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke"
title="invoke"><code class="computeroutput"><span
class="identifier">result_of</span><span class="special">::</span><span
class="identifier">invoke</span></code></a></li>
+<li><a href="../adapters/fused.html" title="fused"><code
class="computeroutput"><span class="identifier">fused</span></code></a></li>
+</ul></div>
+</div>
+<div class="section" lang="en">
+<div class="titlepage"><div><div><h5 class="title">
+<a name="fusion.functional.invocation.functions.invoke_procedure"></a><a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure"
title="invoke_procedure">invoke_procedure</a></h5></div></div></div>
+<a
name="fusion.functional.invocation.functions.invoke_procedure.description"></a><h6>
+<a name="id1206291"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure.description">Description</a>
+ </h6>
+<p>
+ Calls a <a href="../concepts/callable.html" title=" Callable
Object">Callable
+ Object</a> with the arguments from a <a
href="../../sequences.html" title="Sequences">Sequence</a>.
+ The result of the call is ignored.
+ </p>
+<p>
+ The corresponding metafunction, __result_of_invoke_procedure, does
not
+ define a <code class="computeroutput"><span
class="identifier">type</span></code> member
+ for target functions of non-class type whose arity is not
satisfied by
+ the size of the sequence.
+ </p>
+<p>
+ The first template parameter can be specialized explicitly to
avoid copying
+ and/or to control the const qualification of a function object.
+ </p>
+<p>
+ For pointers to class members corresponding object can be
specified as
+ a reference, pointer, or smart pointer. In case of the latter, a
freestanding
+ <code class="literal">get_pointer</code> function must be defined
(Boost provides
+ this function for <code class="literal">std::auto_ptr</code> and
<a href="http://www.boost.org/libs/smart_ptr/smart_ptr.hpp"; target="_top"><code
class="computeroutput"><span class="identifier">boost</span><span
class="special">::</span><span class="identifier">shared_ptr</span></code></a>).
+ </p>
+<p>
+ The target function must not be a pointer to a member object
(dereferencing
+ such a pointer without returning anything does not make sense, so
it
+ isn't implemented).
+ </p>
+<a
name="fusion.functional.invocation.functions.invoke_procedure.synopsis"></a><h6>
+<a name="id1206407"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure.synopsis">Synopsis</a>
+ </h6>
+<pre class="programlisting">
+<span class="keyword">template</span><span class="special"><</span>
+ <span class="keyword">typename</span> <span
class="identifier">Function</span><span class="special">,</span>
+ <span class="keyword">class</span> <span class="identifier">Sequence</span>
+ <span class="special">></span>
+<span class="keyword">typename</span> <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_procedure"
title="invoke_procedure"><code class="computeroutput"><span
class="identifier">result_of</span><span class="special">::</span><span
class="identifier">invoke_procedure</span></code></a><span
class="special"><</span><span class="identifier">Function</span><span
class="special">,</span> <span class="identifier">Sequence</span><span
class="special">>::</span><span class="identifier">type</span>
+<span class="identifier">invoke_procedure</span><span
class="special">(</span><span class="identifier">Function</span> <span
class="identifier">f</span><span class="special">,</span> <span
class="identifier">Sequence</span> <span class="special">&</span> <span
class="identifier">s</span><span class="special">);</span>
+
+<span class="keyword">template</span><span class="special"><</span>
+ <span class="keyword">typename</span> <span
class="identifier">Function</span><span class="special">,</span>
+ <span class="keyword">class</span> <span class="identifier">Sequence</span>
+ <span class="special">></span>
+<span class="keyword">typename</span> <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_procedure"
title="invoke_procedure"><code class="computeroutput"><span
class="identifier">result_of</span><span class="special">::</span><span
class="identifier">invoke_procedure</span></code></a><span
class="special"><</span><span class="identifier">Function</span><span
class="special">,</span> <span class="identifier">Sequence</span> <span
class="keyword">const</span><span class="special">>::</span><span
class="identifier">type</span>
+<span class="identifier">invoke_procedure</span><span
class="special">(</span><span class="identifier">Function</span> <span
class="identifier">f</span><span class="special">,</span> <span
class="identifier">Sequence</span> <span class="keyword">const</span> <span
class="special">&</span> <span class="identifier">s</span><span
class="special">);</span>
+</pre>
+<a
name="fusion.functional.invocation.functions.invoke_procedure.parameters"></a><h6>
+<a name="id1206741"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure.parameters">Parameters</a>
+ </h6>
+<div class="informaltable"><table class="table">
+<colgroup>
+<col>
+<col>
+<col>
+</colgroup>
+<thead><tr>
+<th>Parameter</th>
+<th>Requirement</th>
+<th>Description</th>
+</tr></thead>
+<tbody>
+<tr>
+<td><code class="computeroutput"><span class="identifier">f</span></code></td>
+<td>Model
+ of <a href="../concepts/callable.html" title=" Callable
Object">Callable
+ Object</a>
+</td>
+<td>The function to call.</td>
+</tr>
+<tr>
+<td><code class="computeroutput"><span class="identifier">s</span></code></td>
+<td>Model
+ of <a href="../../sequences/concepts/forward_sequence.html"
title="Forward
+ Sequence">Forward
+ Sequence</a>
+</td>
+<td>The arguments.</td>
+</tr>
+</tbody>
+</table></div>
+<a
name="fusion.functional.invocation.functions.invoke_procedure.expression_semantics"></a><h6>
+<a name="id1206844"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure.expression_semantics">Expression
+ Semantics</a>
+ </h6>
+<pre class="programlisting">
+<span class="identifier">invoke_procedure</span><span
class="special">(</span><span class="identifier">f</span><span
class="special">,</span><span class="identifier">s</span><span
class="special">);</span>
+</pre>
+<p>
+ <span class="bold"><strong>Return type</strong></span>: <code
class="computeroutput"><span class="keyword">void</span></code>
+ </p>
+<p>
+ <span class="bold"><strong>Semantics</strong></span>: Invokes
<code class="computeroutput"><span class="identifier">f</span></code>
+ with the elements in <code class="computeroutput"><span
class="identifier">s</span></code>
+ as arguments.
+ </p>
+<a
name="fusion.functional.invocation.functions.invoke_procedure.header"></a><h6>
+<a name="id1206851"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure.header">Header</a>
+ </h6>
+<pre class="programlisting">
+<span class="preprocessor">#include</span> <span
class="special"><</span><span class="identifier">boost</span><span
class="special">/</span><span class="identifier">fusion</span><span
class="special">/</span><span class="identifier">functional</span><span
class="special">/</span><span class="identifier">invocation</span><span
class="special">/</span><span class="identifier">invoke_procedure</span><span
class="special">.</span><span class="identifier">hpp</span><span
class="special">></span>
+</pre>
+<a
name="fusion.functional.invocation.functions.invoke_procedure.example"></a><h6>
+<a name="id1207038"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure.example">Example</a>
+ </h6>
+<pre class="programlisting">
+<a href="../../sequences/containers/vector.html" title="vector"><code
class="computeroutput"><span class="identifier">vector</span></code></a><span
class="special"><</span><span class="keyword">int</span><span
class="special">,</span><span class="keyword">int</span><span
class="special">></span> <span class="identifier">v</span><span
class="special">(</span><span class="number">1</span><span
class="special">,</span><span class="number">2</span><span
class="special">);</span>
+<span class="keyword">using</span> <span class="keyword">namespace</span>
<span class="identifier">boost</span><span class="special">::</span><span
class="identifier">lambda</span><span class="special">;</span>
+<span class="identifier">invoke_procedure</span><span
class="special">(</span><span class="identifier">_1</span> <span
class="special">+=</span> <span class="identifier">_2</span><span
class="special">,</span> <span class="identifier">v</span><span
class="special">);</span>
+<span class="identifier">assert</span><span class="special">(</span><a
href="../../sequences/intrinsics/functions.html#fusion.sequences.intrinsics.functions.front"
title="front"><code class="computeroutput"><span
class="identifier">front</span></code></a><span class="special">(</span><span
class="identifier">v</span><span class="special">)</span> <span
class="special">==</span> <span class="number">3</span><span
class="special">);</span>
+</pre>
+<a
name="fusion.functional.invocation.functions.invoke_procedure.see_also"></a><h6>
+<a name="id1207252"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure.see_also">See
+ also</a>
+ </h6>
+<div class="itemizedlist"><ul type="disc">
+<li><a href="functions.html#fusion.functional.invocation.functions.invoke"
title="invoke"><code class="computeroutput"><span
class="identifier">invoke</span></code></a></li>
+<li><a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object"
title="invoke_function_object"><code class="computeroutput"><span
class="identifier">invoke_function_object</span></code></a></li>
+<li><a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_procedure"
title="invoke_procedure"><code class="computeroutput"><span
class="identifier">result_of</span><span class="special">::</span><span
class="identifier">invoke_procedure</span></code></a></li>
+<li><a href="../adapters/fused_procedure.html" title="fused_procedure"><code
class="computeroutput"><span
class="identifier">fused_procedure</span></code></a></li>
+</ul></div>
+</div>
+<div class="section" lang="en">
+<div class="titlepage"><div><div><h5 class="title">
+<a name="fusion.functional.invocation.functions.invoke_function_object"></a><a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object"
title="invoke_function_object">invoke_function_object</a></h5></div></div></div>
+<a
name="fusion.functional.invocation.functions.invoke_function_object.description"></a><h6>
+<a name="id1207381"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object.description">Description</a>
+ </h6>
+<p>
+ Calls a <a href="../concepts/poly.html" title=" Polymorphic
Function
+ Object">Polymorphic Function
+ Object</a> with the arguments from a <a
href="../../sequences.html" title="Sequences">Sequence</a>.
+ </p>
+<p>
+ The corresponding metafunction, <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_function_object"
title="invoke_function_object"><code class="computeroutput"><span
class="identifier">result_of</span><span class="special">::</span><span
class="identifier">invoke_function_object</span></code></a>, does
+ not define a <code class="computeroutput"><span
class="identifier">type</span></code> member,
+ if the nested <code class="computeroutput"><span
class="identifier">result</span></code>
+ class template of the target function object is empty.
+ </p>
+<p>
+ The first template parameter can be specialized explicitly to
avoid copying
+ and/or to control the const qualification of a function object.
+ </p>
+<a
name="fusion.functional.invocation.functions.invoke_function_object.synopsis"></a><h6>
+<a name="id1207482"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object.synopsis">Synopsis</a>
+ </h6>
+<pre class="programlisting">
+<span class="keyword">template</span><span class="special"><</span>
+ <span class="keyword">typename</span> <span
class="identifier">Function</span><span class="special">,</span>
+ <span class="keyword">class</span> <span class="identifier">Sequence</span>
+ <span class="special">></span>
+<span class="keyword">typename</span> <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_function_object"
title="invoke_function_object"><code class="computeroutput"><span
class="identifier">result_of</span><span class="special">::</span><span
class="identifier">invoke_function_object</span></code></a><span
class="special"><</span><span class="identifier">Function</span><span
class="special">,</span> <span class="identifier">Sequence</span><span
class="special">>::</span><span class="identifier">type</span>
+<span class="identifier">invoke_function_object</span><span
class="special">(</span><span class="identifier">Function</span> <span
class="identifier">f</span><span class="special">,</span> <span
class="identifier">Sequence</span> <span class="special">&</span> <span
class="identifier">s</span><span class="special">);</span>
+
+<span class="keyword">template</span><span class="special"><</span>
+ <span class="keyword">typename</span> <span
class="identifier">Function</span><span class="special">,</span>
+ <span class="keyword">class</span> <span class="identifier">Sequence</span>
+ <span class="special">></span>
+<span class="keyword">typename</span> <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_function_object"
title="invoke_function_object"><code class="computeroutput"><span
class="identifier">result_of</span><span class="special">::</span><span
class="identifier">invoke_function_object</span></code></a><span
class="special"><</span><span class="identifier">Function</span><span
class="special">,</span> <span class="identifier">Sequence</span> <span
class="keyword">const</span><span class="special">>::</span><span
class="identifier">type</span>
+<span class="identifier">invoke_function_object</span><span
class="special">(</span><span class="identifier">Function</span> <span
class="identifier">f</span><span class="special">,</span> <span
class="identifier">Sequence</span> <span class="keyword">const</span> <span
class="special">&</span> <span class="identifier">s</span><span
class="special">);</span>
+</pre>
+<a
name="fusion.functional.invocation.functions.invoke_function_object.parameters"></a><h6>
+<a name="id1207814"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object.parameters">Parameters</a>
+ </h6>
+<div class="informaltable"><table class="table">
+<colgroup>
+<col>
+<col>
+<col>
+</colgroup>
+<thead><tr>
+<th>Parameter</th>
+<th>Requirement</th>
+<th>Description</th>
+</tr></thead>
+<tbody>
+<tr>
+<td><code class="computeroutput"><span class="identifier">f</span></code></td>
+<td>Model
+ of <a href="../concepts/poly.html" title=" Polymorphic
Function
+ Object">Polymorphic
+ Function Object</a>
+</td>
+<td>The function object to call.</td>
+</tr>
+<tr>
+<td><code class="computeroutput"><span class="identifier">s</span></code></td>
+<td>Model
+ of <a href="../../sequences/concepts/forward_sequence.html"
title="Forward
+ Sequence">Forward
+ Sequence</a>
+</td>
+<td>The arguments.</td>
+</tr>
+</tbody>
+</table></div>
+<a
name="fusion.functional.invocation.functions.invoke_function_object.expression_semantics"></a><h6>
+<a name="id1207918"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object.expression_semantics">Expression
+ Semantics</a>
+ </h6>
+<pre class="programlisting">
+<span class="identifier">invoke_procedure</span><span
class="special">(</span><span class="identifier">f</span><span
class="special">,</span><span class="identifier">s</span><span
class="special">);</span>
+</pre>
+<p>
+ <span class="bold"><strong>Return type</strong></span>: Return
type of <code class="computeroutput"><span class="identifier">f</span></code>
when invoked with the elements in
+ <code class="computeroutput"><span
class="identifier">s</span></code> as its arguments.
+ </p>
+<p>
+ <span class="bold"><strong>Semantics</strong></span>: Invokes
<code class="computeroutput"><span class="identifier">f</span></code>
+ with the elements in <code class="computeroutput"><span
class="identifier">s</span></code>
+ as arguments and returns the result of the call expression.
+ </p>
+<a
name="fusion.functional.invocation.functions.invoke_function_object.header"></a><h6>
+<a name="id1208033"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object.header">Header</a>
+ </h6>
+<pre class="programlisting">
+<span class="preprocessor">#include</span> <span
class="special"><</span><span class="identifier">boost</span><span
class="special">/</span><span class="identifier">fusion</span><span
class="special">/</span><span class="identifier">functional</span><span
class="special">/</span><span class="identifier">invocation</span><span
class="special">/</span><span
class="identifier">invoke_function_object</span><span
class="special">.</span><span class="identifier">hpp</span><span
class="special">></span>
+</pre>
+<a
name="fusion.functional.invocation.functions.invoke_function_object.example"></a><h6>
+<a name="id1208128"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object.example">Example</a>
+ </h6>
+<pre class="programlisting">
+<span class="keyword">struct</span> <span class="identifier">sub</span>
+<span class="special">{</span>
+ <span class="keyword">template</span><span
class="special"><</span><span class="keyword">typename</span> <span
class="identifier">T</span><span class="special">,</span> <span
class="keyword">typename</span> <span class="identifier">_</span><span
class="special">></span>
+ <span class="keyword">struct</span> <span class="identifier">result</span>
+ <span class="special">{</span>
+ <span class="keyword">typedef</span> <span class="identifier">T</span>
<span class="identifier">type</span><span class="special">;</span>
+ <span class="special">};</span>
+
+ <span class="keyword">template</span><span
class="special"><</span><span class="keyword">typename</span> <span
class="identifier">T</span><span class="special">></span>
+ <span class="identifier">T</span> <span
class="keyword">operator</span><span class="special">()(</span><span
class="identifier">T</span> <span class="identifier">lhs</span><span
class="special">,</span> <span class="identifier">T</span> <span
class="identifier">rhs</span><span class="special">)</span> <span
class="keyword">const</span>
+ <span class="special">{</span>
+ <span class="keyword">return</span> <span
class="identifier">lhs</span> <span class="special">-</span> <span
class="identifier">rhs</span><span class="special">;</span>
+ <span class="special">}</span>
+<span class="special">};</span>
+
+<span class="keyword">void</span> <span class="identifier">try_it</span><span
class="special">()</span>
+<span class="special">{</span>
+ <span class="identifier">sub</span> <span class="identifier">f</span><span
class="special">;</span>
+ <span class="identifier">assert</span><span class="special">(</span><span
class="identifier">f</span><span class="special">(</span><span
class="number">2</span><span class="special">,</span><span
class="number">1</span><span class="special">)</span> <span
class="special">==</span> <span
class="identifier">invoke_function_object</span><span
class="special">(</span><span class="identifier">f</span><span
class="special">,</span><a
href="../../sequences/generation/functions.html#fusion.sequences.generation.functions.make_vector"
title="make_vector"><code class="computeroutput"><span
class="identifier">make_vector</span></code></a><span
class="special">(</span><span class="number">2</span><span
class="special">,</span><span class="number">1</span><span
class="special">)));</span>
+<span class="special">}</span>
+</pre>
+<a
name="fusion.functional.invocation.functions.invoke_function_object.see_also"></a><h6>
+<a name="id1208510"></a>
+ <a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object.see_also">See
+ also</a>
+ </h6>
+<div class="itemizedlist"><ul type="disc">
+<li><a href="functions.html#fusion.functional.invocation.functions.invoke"
title="invoke"><code class="computeroutput"><span
class="identifier">invoke</span></code></a></li>
+<li><a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure"
title="invoke_procedure"><code class="computeroutput"><span
class="identifier">invoke_procedure</span></code></a></li>
+<li><a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_function_object"
title="invoke_function_object"><code class="computeroutput"><span
class="identifier">result_of</span><span class="special">::</span><span
class="identifier">invoke_function_object</span></code></a></li>
+<li><a href="../adapters/fused_function_object.html"
title="fused_function_object"><code class="computeroutput"><span
class="identifier">fused_function_object</span></code></a></li>
+</ul></div>
+</div>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision";
width="100%"><tr>
<td align="left"></td>
@@ -37,7 +434,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<a accesskey="p" href="../invocation.html"><img src="../../../images/prev.png"
alt="Prev"></a><a accesskey="u" href="../invocation.html"><img
src="../../../images/up.png" alt="Up"></a><a accesskey="h"
href="../../../index.html"><img src="../../../images/home.png"
alt="Home"></a><a accesskey="n" href="functions/invoke.html"><img
src="../../../images/next.png" alt="Next"></a>
+<a accesskey="p" href="../invocation.html"><img src="../../../images/prev.png"
alt="Prev"></a><a accesskey="u" href="../invocation.html"><img
src="../../../images/up.png" alt="Up"></a><a accesskey="h"
href="../../../index.html"><img src="../../../images/home.png"
alt="Home"></a><a accesskey="n" href="metafunctions.html"><img
src="../../../images/next.png" alt="Next"></a>
</div>
</body>
</html>
Index: metafunctions.html
===================================================================
RCS file:
/cvsroot/boost/boost/libs/fusion/doc/html/fusion/functional/invocation/metafunctions.html,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -d -r1.1 -r1.2
--- metafunctions.html 15 Feb 2007 23:11:01 -0000 1.1
+++ metafunctions.html 25 Feb 2007 21:12:10 -0000 1.2
@@ -6,8 +6,8 @@
<meta name="generator" content="DocBook XSL Stylesheets V1.68.1">
<link rel="start" href="../../../index.html" title="Chapter 1. Fusion 2.0">
<link rel="up" href="../invocation.html" title="Invocation">
-<link rel="prev" href="functions/invoke_function_object.html"
title="invoke_function_object">
-<link rel="next" href="metafunctions/invoke.html" title="invoke">
+<link rel="prev" href="functions.html" title="Functions">
+<link rel="next" href="../adapters.html" title=" Adapters">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084"
alink="#0000FF">
<table cellpadding="2" width="100%">
@@ -20,16 +20,139 @@
</table>
<hr>
<div class="spirit-nav">
-<a accesskey="p" href="functions/invoke_function_object.html"><img
src="../../../images/prev.png" alt="Prev"></a><a accesskey="u"
href="../invocation.html"><img src="../../../images/up.png" alt="Up"></a><a
accesskey="h" href="../../../index.html"><img src="../../../images/home.png"
alt="Home"></a><a accesskey="n" href="metafunctions/invoke.html"><img
src="../../../images/next.png" alt="Next"></a>
+<a accesskey="p" href="functions.html"><img src="../../../images/prev.png"
alt="Prev"></a><a accesskey="u" href="../invocation.html"><img
src="../../../images/up.png" alt="Up"></a><a accesskey="h"
href="../../../index.html"><img src="../../../images/home.png"
alt="Home"></a><a accesskey="n" href="../adapters.html"><img
src="../../../images/next.png" alt="Next"></a>
</div>
<div class="section" lang="en">
<div class="titlepage"><div><div><h4 class="title">
<a name="fusion.functional.invocation.metafunctions"></a><a
href="metafunctions.html"
title="Metafunctions">Metafunctions</a></h4></div></div></div>
<div class="toc"><dl>
-<dt><span class="section"><a
href="metafunctions/invoke.html">invoke</a></span></dt>
-<dt><span class="section"><a
href="metafunctions/invoke_procedure.html">invoke_procedure</a></span></dt>
-<dt><span class="section"><a
href="metafunctions/invoke_function_object.html">invoke_function_object</a></span></dt>
+<dt><span class="section"><a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke">invoke</a></span></dt>
+<dt><span class="section"><a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_procedure">invoke_procedure</a></span></dt>
+<dt><span class="section"><a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_function_object">invoke_function_object</a></span></dt>
</dl></div>
+<div class="section" lang="en">
+<div class="titlepage"><div><div><h5 class="title">
+<a name="fusion.functional.invocation.metafunctions.invoke"></a><a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke"
title="invoke">invoke</a></h5></div></div></div>
+<a
name="fusion.functional.invocation.metafunctions.invoke.description"></a><h6>
+<a name="id1208657"></a>
+ <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke.description">Description</a>
+ </h6>
+<p>
+ Returns the result type of <a
href="functions.html#fusion.functional.invocation.functions.invoke"
title="invoke"><code class="computeroutput"><span
class="identifier">invoke</span></code></a>.
+ </p>
+<p>
+ Empty for non-class target function types whose arity is not
satisfied
+ by the size of the sequence.
+ </p>
+<a name="fusion.functional.invocation.metafunctions.invoke.synopsis"></a><h6>
+<a name="id1208704"></a>
+ <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke.synopsis">Synopsis</a>
+ </h6>
+<pre class="programlisting">
+<span class="keyword">namespace</span> <span
class="identifier">result_of</span>
+<span class="special">{</span>
+ <span class="keyword">template</span><span class="special"><</span>
+ <span class="keyword">typename</span> <span
class="identifier">Function</span><span class="special">,</span>
+ <span class="keyword">class</span> <span
class="identifier">Sequence</span>
+ <span class="special">></span>
+ <span class="keyword">struct</span> <span class="identifier">invoke</span>
+ <span class="special">{</span>
+ <span class="keyword">typedef</span> <span
class="emphasis"><em>unspecified</em></span> <span
class="identifier">type</span><span class="special">;</span>
+ <span class="special">};</span>
+<span class="special">}</span>
+</pre>
+<a name="fusion.functional.invocation.metafunctions.invoke.see_also"></a><h6>
+<a name="id1208838"></a>
+ <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke.see_also">See
+ also</a>
+ </h6>
+<div class="itemizedlist"><ul type="disc">
+<li><a href="functions.html#fusion.functional.invocation.functions.invoke"
title="invoke"><code class="computeroutput"><span
class="identifier">invoke</span></code></a></li>
+<li><a href="../adapters/fused.html" title="fused"><code
class="computeroutput"><span class="identifier">fused</span></code></a></li>
+</ul></div>
+</div>
+<div class="section" lang="en">
+<div class="titlepage"><div><div><h5 class="title">
+<a name="fusion.functional.invocation.metafunctions.invoke_procedure"></a><a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_procedure"
title="invoke_procedure">invoke_procedure</a></h5></div></div></div>
+<a
name="fusion.functional.invocation.metafunctions.invoke_procedure.description"></a><h6>
+<a name="id1208921"></a>
+ <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_procedure.description">Description</a>
+ </h6>
+<p>
+ Returns the result type of <a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure"
title="invoke_procedure"><code class="computeroutput"><span
class="identifier">invoke_procedure</span></code></a>.
+ </p>
+<p>
+ Empty for non-class target function types whose arity is not
satisfied
+ by the size of the sequence.
+ </p>
+<a
name="fusion.functional.invocation.metafunctions.invoke_procedure.synopsis"></a><h6>
+<a name="id1208971"></a>
+ <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_procedure.synopsis">Synopsis</a>
+ </h6>
+<pre class="programlisting">
+<span class="keyword">namespace</span> <span
class="identifier">result_of</span>
+<span class="special">{</span>
+ <span class="keyword">template</span><span class="special"><</span>
+ <span class="keyword">typename</span> <span
class="identifier">Function</span><span class="special">,</span>
+ <span class="keyword">class</span> <span
class="identifier">Sequence</span>
+ <span class="special">></span>
+ <span class="keyword">struct</span> <span
class="identifier">invoke_procedure</span>
+ <span class="special">{</span>
+ <span class="keyword">typedef</span> <span
class="emphasis"><em>unspecified</em></span> <span
class="identifier">type</span><span class="special">;</span>
+ <span class="special">};</span>
+<span class="special">}</span>
+</pre>
+<a
name="fusion.functional.invocation.metafunctions.invoke_procedure.see_also"></a><h6>
+<a name="id1209107"></a>
+ <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_procedure.see_also">See
+ also</a>
+ </h6>
+<div class="itemizedlist"><ul type="disc">
+<li><a
href="functions.html#fusion.functional.invocation.functions.invoke_procedure"
title="invoke_procedure"><code class="computeroutput"><span
class="identifier">invoke_procedure</span></code></a></li>
+<li><a href="../adapters/fused_procedure.html" title="fused_procedure"><code
class="computeroutput"><span
class="identifier">fused_procedure</span></code></a></li>
+</ul></div>
+</div>
+<div class="section" lang="en">
+<div class="titlepage"><div><div><h5 class="title">
+<a
name="fusion.functional.invocation.metafunctions.invoke_function_object"></a><a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_function_object"
title="invoke_function_object">invoke_function_object</a></h5></div></div></div>
+<a
name="fusion.functional.invocation.metafunctions.invoke_function_object.description"></a><h6>
+<a name="id1209191"></a>
+ <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_function_object.description">Description</a>
+ </h6>
+<p>
+ Returns the result type of <a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object"
title="invoke_function_object"><code class="computeroutput"><span
class="identifier">invoke_function_object</span></code></a>.
+ </p>
+<p>
+ Empty if the target function's nested <code
class="computeroutput"><span class="identifier">result</span></code>
+ class template is empty.
+ </p>
+<a
name="fusion.functional.invocation.metafunctions.invoke_function_object.synopsis"></a><h6>
+<a name="id1209250"></a>
+ <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_function_object.synopsis">Synopsis</a>
+ </h6>
+<pre class="programlisting">
+<span class="keyword">namespace</span> <span
class="identifier">result_of</span>
+<span class="special">{</span>
+ <span class="keyword">template</span><span class="special"><</span>
+ <span class="keyword">class</span> <span
class="identifier">Function</span><span class="special">,</span>
+ <span class="keyword">class</span> <span
class="identifier">Sequence</span>
+ <span class="special">></span>
+ <span class="keyword">struct</span> <span
class="identifier">invoke_function_object</span>
+ <span class="special">{</span>
+ <span class="keyword">typedef</span> <span
class="emphasis"><em>unspecified</em></span> <span
class="identifier">type</span><span class="special">;</span>
+ <span class="special">};</span>
+<span class="special">}</span>
+</pre>
+<a
name="fusion.functional.invocation.metafunctions.invoke_function_object.see_also"></a><h6>
+<a name="id1209385"></a>
+ <a
href="metafunctions.html#fusion.functional.invocation.metafunctions.invoke_function_object.see_also">See
+ also</a>
+ </h6>
+<div class="itemizedlist"><ul type="disc">
+<li><a
href="functions.html#fusion.functional.invocation.functions.invoke_function_object"
title="invoke_function_object"><code class="computeroutput"><span
class="identifier">invoke_function_object</span></code></a></li>
+<li><a href="../adapters/fused_function_object.html"
title="fused_function_object"><code class="computeroutput"><span
class="identifier">fused_function_object</span></code></a></li>
+</ul></div>
+</div>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision";
width="100%"><tr>
<td align="left"></td>
@@ -37,7 +160,7 @@
</tr></table>
<hr>
<div class="spirit-nav">
-<a accesskey="p" href="functions/invoke_function_object.html"><img
src="../../../images/prev.png" alt="Prev"></a><a accesskey="u"
href="../invocation.html"><img src="../../../images/up.png" alt="Up"></a><a
accesskey="h" href="../../../index.html"><img src="../../../images/home.png"
alt="Home"></a><a accesskey="n" href="metafunctions/invoke.html"><img
src="../../../images/next.png" alt="Next"></a>
+<a accesskey="p" href="functions.html"><img src="../../../images/prev.png"
alt="Prev"></a><a accesskey="u" href="../invocation.html"><img
src="../../../images/up.png" alt="Up"></a><a accesskey="h"
href="../../../index.html"><img src="../../../images/home.png"
alt="Home"></a><a accesskey="n" href="../adapters.html"><img
src="../../../images/next.png" alt="Next"></a>
</div>
</body>
</html>
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