121 lines
5.1 KiB
HTML
121 lines
5.1 KiB
HTML
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>Execution context requirements</title>
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<link rel="stylesheet" href="../../boostbook.css" type="text/css">
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<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
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<link rel="home" href="../../index.html" title="Asio">
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<link rel="up" href="../reference.html" title="Reference">
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<link rel="prev" href="EndpointSequence.html" title="Endpoint sequence requirements">
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<link rel="next" href="Executor1.html" title="Executor requirements">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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</head>
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<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
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<table cellpadding="2" width="100%"><tr><td valign="top"><img alt="asio C++ library" width="250" height="60" src="../../asio.png"></td></tr></table>
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<hr>
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<div class="spirit-nav">
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<a accesskey="p" href="EndpointSequence.html"><img src="../../prev.png" alt="Prev"></a><a accesskey="u" href="../reference.html"><img src="../../up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../home.png" alt="Home"></a><a accesskey="n" href="Executor1.html"><img src="../../next.png" alt="Next"></a>
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</div>
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<div class="section">
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<div class="titlepage"><div><div><h3 class="title">
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<a name="asio.reference.ExecutionContext"></a><a class="link" href="ExecutionContext.html" title="Execution context requirements">Execution context requirements</a>
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</h3></div></div></div>
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<p>
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A type <code class="computeroutput"><span class="identifier">X</span></code> meets the <code class="computeroutput"><span class="identifier">ExecutionContext</span></code> requirements if it is
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publicly and unambiguously derived from <code class="computeroutput"><span class="identifier">execution_context</span></code>,
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and satisfies the additional requirements listed below.
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</p>
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<p>
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In the table below, <code class="computeroutput"><span class="identifier">x</span></code> denotes
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a value of type <code class="computeroutput"><span class="identifier">X</span></code>.
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</p>
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<div class="table">
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<a name="asio.reference.ExecutionContext.t0"></a><p class="title"><b>Table 17. ExecutionContext requirements</b></p>
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<div class="table-contents"><table class="table" summary="ExecutionContext requirements">
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<colgroup>
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<col>
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<col>
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<col>
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</colgroup>
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<thead><tr>
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<th>
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<p>
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expression
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</p>
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</th>
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<th>
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<p>
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return type
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</p>
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</th>
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<th>
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<p>
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assertion/note<br> pre/post-condition
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</p>
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</th>
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</tr></thead>
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<tbody>
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<tr>
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<td>
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<p>
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<code class="computeroutput"><span class="identifier">X</span><span class="special">::</span><span class="identifier">executor_type</span></code>
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</p>
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</td>
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<td>
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<p>
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type meeting <a class="link" href="Executor1.html" title="Executor requirements"><code class="computeroutput"><span class="identifier">Executor</span></code></a> requirements
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</p>
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</td>
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<td>
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</td>
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</tr>
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<tr>
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<td>
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<p>
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<code class="computeroutput"><span class="identifier">x</span><span class="special">.~</span><span class="identifier">X</span><span class="special">()</span></code>
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</p>
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</td>
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<td>
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</td>
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<td>
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<p>
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Destroys all unexecuted function objects that were submitted via
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an executor object that is associated with the execution context.
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</p>
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</td>
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</tr>
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<tr>
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<td>
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<p>
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<code class="computeroutput"><span class="identifier">x</span><span class="special">.</span><span class="identifier">get_executor</span><span class="special">()</span></code>
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</p>
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</td>
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<td>
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<p>
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<code class="computeroutput"><span class="identifier">X</span><span class="special">::</span><span class="identifier">executor_type</span></code>
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</p>
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</td>
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<td>
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<p>
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Returns an executor object that is associated with the execution
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context.
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</p>
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</td>
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</tr>
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</tbody>
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</table></div>
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</div>
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<br class="table-break">
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</div>
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<div class="copyright-footer">Copyright © 2003-2023 Christopher M. Kohlhoff<p>
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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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>)
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</p>
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</div>
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<hr>
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<div class="spirit-nav">
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<a accesskey="p" href="EndpointSequence.html"><img src="../../prev.png" alt="Prev"></a><a accesskey="u" href="../reference.html"><img src="../../up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../home.png" alt="Home"></a><a accesskey="n" href="Executor1.html"><img src="../../next.png" alt="Next"></a>
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</div>
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</body>
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</html>
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