1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>Struct template basic_sink_backend</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="../../../sinks.html#header.boost.log.sinks.basic_sink_backend_hpp" title="Header <boost/log/sinks/basic_sink_backend.hpp>"> 9<link rel="prev" href="basic_fo_idm46079576913568.html" title="Struct template basic_formatted_sink_backend"> 10<link rel="next" href="basic_fo_idm46079576891744.html" title="Class template basic_formatting_sink_frontend"> 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="basic_fo_idm46079576913568.html"><img src="../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../../sinks.html#header.boost.log.sinks.basic_sink_backend_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="basic_fo_idm46079576891744.html"><img src="../../../../../../../doc/src/images/next.png" alt="Next"></a> 17</div> 18<div class="refentry"> 19<a name="boost.log.sinks.basic_sink_backend"></a><div class="titlepage"></div> 20<div class="refnamediv"> 21<h2><span class="refentrytitle">Struct template basic_sink_backend</span></h2> 22<p>boost::log::sinks::basic_sink_backend — Base class for a logging sink backend. </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="../../../sinks.html#header.boost.log.sinks.basic_sink_backend_hpp" title="Header <boost/log/sinks/basic_sink_backend.hpp>">boost/log/sinks/basic_sink_backend.hpp</a>> 26 27</span><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> FrontendRequirementsT<span class="special">></span> 28<span class="keyword">struct</span> <a class="link" href="basic_sink_backend.html" title="Struct template basic_sink_backend">basic_sink_backend</a> <span class="special">{</span> 29 <span class="comment">// types</span> 30 <span class="keyword">typedef</span> <span class="identifier">FrontendRequirementsT</span> <a name="boost.log.sinks.basic_sink_backend.frontend_requirements"></a><span class="identifier">frontend_requirements</span><span class="special">;</span> <span class="comment">// Frontend requirements tag. </span> 31 32 <span class="comment">// <a class="link" href="basic_sink_backend.html#boost.log.sinks.basic_sink_backendconstruct-copy-destruct">construct/copy/destruct</a></span> 33 <a class="link" href="basic_sink_backend.html#idm46079576899376-bb"><span class="identifier">basic_sink_backend</span></a><span class="special">(</span><a class="link" href="basic_sink_backend.html" title="Struct template basic_sink_backend">basic_sink_backend</a> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">delete</span><span class="special">;</span> 34 <a class="link" href="basic_sink_backend.html" title="Struct template basic_sink_backend">basic_sink_backend</a> <span class="special">&</span> <a class="link" href="basic_sink_backend.html#idm46079576897840-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><a class="link" href="basic_sink_backend.html" title="Struct template basic_sink_backend">basic_sink_backend</a> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">delete</span><span class="special">;</span> 35<span class="special">}</span><span class="special">;</span></pre></div> 36<div class="refsect1"> 37<a name="idm44984865610752"></a><h2>Description</h2> 38<p>The <code class="computeroutput"><a class="link" href="basic_sink_backend.html" title="Struct template basic_sink_backend">basic_sink_backend</a></code> class template defines a number of types that all sink backends are required to define. All sink backends have to derive from the class. </p> 39<div class="refsect2"> 40<a name="idm44984865608656"></a><h3> 41<a name="boost.log.sinks.basic_sink_backendconstruct-copy-destruct"></a><code class="computeroutput">basic_sink_backend</code> 42 public 43 construct/copy/destruct</h3> 44<div class="orderedlist"><ol class="orderedlist" type="1"> 45<li class="listitem"><pre class="literallayout"><a name="idm46079576899376-bb"></a><span class="identifier">basic_sink_backend</span><span class="special">(</span><a class="link" href="basic_sink_backend.html" title="Struct template basic_sink_backend">basic_sink_backend</a> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">delete</span><span class="special">;</span></pre></li> 46<li class="listitem"><pre class="literallayout"><a class="link" href="basic_sink_backend.html" title="Struct template basic_sink_backend">basic_sink_backend</a> <span class="special">&</span> <a name="idm46079576897840-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><a class="link" href="basic_sink_backend.html" title="Struct template basic_sink_backend">basic_sink_backend</a> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">delete</span><span class="special">;</span></pre></li> 47</ol></div> 48</div> 49</div> 50</div> 51<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 52<td align="left"></td> 53<td align="right"><div class="copyright-footer">Copyright © 2007-2019 Andrey Semashev<p> 54 Distributed under the Boost Software License, Version 1.0. (See accompanying 55 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>). 56 </p> 57</div></td> 58</tr></table> 59<hr> 60<div class="spirit-nav"> 61<a accesskey="p" href="basic_fo_idm46079576913568.html"><img src="../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../../sinks.html#header.boost.log.sinks.basic_sink_backend_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="basic_fo_idm46079576891744.html"><img src="../../../../../../../doc/src/images/next.png" alt="Next"></a> 62</div> 63</body> 64</html> 65
