1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>Struct single_thread_model</title> 5<link rel="stylesheet" href="../../../../../../../doc/src/boostbook.css" type="text/css"> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="../../../index.html" title="Chapter 1. Boost.Log v2"> 8<link rel="up" href="../../../logging_sources.html#header.boost.log.sources.threading_models_hpp" title="Header <boost/log/sources/threading_models.hpp>"> 9<link rel="prev" href="multi_thread_model.html" title="Struct template multi_thread_model"> 10<link rel="next" href="swap_idm46079577313552.html" title="Function swap"> 11</head> 12<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 13<table cellpadding="2" width="100%"><tr><td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../../boost.png"></td></tr></table> 14<hr> 15<div class="spirit-nav"> 16<a accesskey="p" href="multi_thread_model.html"><img src="../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../../logging_sources.html#header.boost.log.sources.threading_models_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="swap_idm46079577313552.html"><img src="../../../../../../../doc/src/images/next.png" alt="Next"></a> 17</div> 18<div class="refentry"> 19<a name="boost.log.sources.single_thread_model"></a><div class="titlepage"></div> 20<div class="refnamediv"> 21<h2><span class="refentrytitle">Struct single_thread_model</span></h2> 22<p>boost::log::sources::single_thread_model — Single thread locking model. </p> 23</div> 24<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> 25<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="../../../logging_sources.html#header.boost.log.sources.threading_models_hpp" title="Header <boost/log/sources/threading_models.hpp>">boost/log/sources/threading_models.hpp</a>> 26 27</span> 28<span class="keyword">struct</span> <a class="link" href="single_thread_model.html" title="Struct single_thread_model">single_thread_model</a> <span class="special">{</span> 29 30 <span class="comment">// <a class="link" href="single_thread_model.html#idm46079577338912-bb">public member functions</a></span> 31 <span class="keyword">void</span> <a class="link" href="single_thread_model.html#idm46079577338352-bb"><span class="identifier">lock_shared</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 32 <span class="keyword">bool</span> <a class="link" href="single_thread_model.html#idm46079577337232-bb"><span class="identifier">try_lock_shared</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 33 <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> TimeT<span class="special">></span> 34 <span class="keyword">bool</span> <a class="link" href="single_thread_model.html#idm46079577336112-bb"><span class="identifier">timed_lock_shared</span></a><span class="special">(</span><span class="identifier">TimeT</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 35 <span class="keyword">void</span> <a class="link" href="single_thread_model.html#idm46079577333456-bb"><span class="identifier">unlock_shared</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 36 <span class="keyword">void</span> <a class="link" href="single_thread_model.html#idm46079577332336-bb"><span class="identifier">lock</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 37 <span class="keyword">bool</span> <a class="link" href="single_thread_model.html#idm46079577331216-bb"><span class="identifier">try_lock</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 38 <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> TimeT<span class="special">></span> <span class="keyword">bool</span> <a class="link" href="single_thread_model.html#idm46079577330096-bb"><span class="identifier">timed_lock</span></a><span class="special">(</span><span class="identifier">TimeT</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 39 <span class="keyword">void</span> <a class="link" href="single_thread_model.html#idm46079577327440-bb"><span class="identifier">unlock</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 40 <span class="keyword">void</span> <a class="link" href="single_thread_model.html#idm46079577326320-bb"><span class="identifier">lock_upgrade</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 41 <span class="keyword">bool</span> <a class="link" href="single_thread_model.html#idm46079577325200-bb"><span class="identifier">try_lock_upgrade</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 42 <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> TimeT<span class="special">></span> 43 <span class="keyword">bool</span> <a class="link" href="single_thread_model.html#idm46079577324080-bb"><span class="identifier">timed_lock_upgrade</span></a><span class="special">(</span><span class="identifier">TimeT</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 44 <span class="keyword">void</span> <a class="link" href="single_thread_model.html#idm46079577321424-bb"><span class="identifier">unlock_upgrade</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 45 <span class="keyword">void</span> <a class="link" href="single_thread_model.html#idm46079577320304-bb"><span class="identifier">unlock_upgrade_and_lock</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 46 <span class="keyword">void</span> <a class="link" href="single_thread_model.html#idm46079577319184-bb"><span class="identifier">unlock_and_lock_upgrade</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 47 <span class="keyword">void</span> <a class="link" href="single_thread_model.html#idm46079577318064-bb"><span class="identifier">unlock_and_lock_shared</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 48 <span class="keyword">void</span> <a class="link" href="single_thread_model.html#idm46079577316944-bb"><span class="identifier">unlock_upgrade_and_lock_shared</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> 49 <span class="keyword">void</span> <a class="link" href="single_thread_model.html#idm46079577315808-bb"><span class="identifier">swap</span></a><span class="special">(</span><a class="link" href="single_thread_model.html" title="Struct single_thread_model">single_thread_model</a> <span class="special">&</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span> 50<span class="special">}</span><span class="special">;</span></pre></div> 51<div class="refsect1"> 52<a name="idm44984866577920"></a><h2>Description</h2> 53<div class="refsect2"> 54<a name="idm44984866577504"></a><h3> 55<a name="idm46079577338912-bb"></a><code class="computeroutput">single_thread_model</code> public member functions</h3> 56<div class="orderedlist"><ol class="orderedlist" type="1"> 57<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46079577338352-bb"></a><span class="identifier">lock_shared</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 58<li class="listitem"><pre class="literallayout"><span class="keyword">bool</span> <a name="idm46079577337232-bb"></a><span class="identifier">try_lock_shared</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 59<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> TimeT<span class="special">></span> <span class="keyword">bool</span> <a name="idm46079577336112-bb"></a><span class="identifier">timed_lock_shared</span><span class="special">(</span><span class="identifier">TimeT</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 60<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46079577333456-bb"></a><span class="identifier">unlock_shared</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 61<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46079577332336-bb"></a><span class="identifier">lock</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 62<li class="listitem"><pre class="literallayout"><span class="keyword">bool</span> <a name="idm46079577331216-bb"></a><span class="identifier">try_lock</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 63<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> TimeT<span class="special">></span> <span class="keyword">bool</span> <a name="idm46079577330096-bb"></a><span class="identifier">timed_lock</span><span class="special">(</span><span class="identifier">TimeT</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 64<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46079577327440-bb"></a><span class="identifier">unlock</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 65<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46079577326320-bb"></a><span class="identifier">lock_upgrade</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 66<li class="listitem"><pre class="literallayout"><span class="keyword">bool</span> <a name="idm46079577325200-bb"></a><span class="identifier">try_lock_upgrade</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 67<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> TimeT<span class="special">></span> <span class="keyword">bool</span> <a name="idm46079577324080-bb"></a><span class="identifier">timed_lock_upgrade</span><span class="special">(</span><span class="identifier">TimeT</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 68<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46079577321424-bb"></a><span class="identifier">unlock_upgrade</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 69<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46079577320304-bb"></a><span class="identifier">unlock_upgrade_and_lock</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 70<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46079577319184-bb"></a><span class="identifier">unlock_and_lock_upgrade</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 71<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46079577318064-bb"></a><span class="identifier">unlock_and_lock_shared</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 72<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46079577316944-bb"></a><span class="identifier">unlock_upgrade_and_lock_shared</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 73<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46079577315808-bb"></a><span class="identifier">swap</span><span class="special">(</span><a class="link" href="single_thread_model.html" title="Struct single_thread_model">single_thread_model</a> <span class="special">&</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li> 74</ol></div> 75</div> 76</div> 77</div> 78<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 79<td align="left"></td> 80<td align="right"><div class="copyright-footer">Copyright © 2007-2019 Andrey Semashev<p> 81 Distributed under the Boost Software License, Version 1.0. (See accompanying 82 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>). 83 </p> 84</div></td> 85</tr></table> 86<hr> 87<div class="spirit-nav"> 88<a accesskey="p" href="multi_thread_model.html"><img src="../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../../logging_sources.html#header.boost.log.sources.threading_models_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="swap_idm46079577313552.html"><img src="../../../../../../../doc/src/images/next.png" alt="Next"></a> 89</div> 90</body> 91</html> 92
