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+<title>basic_socket_acceptor::linger</title>
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+<div class="titlepage"><div><div><h4 class="title">
+<a name="boost_asio.reference.basic_socket_acceptor.linger"></a><a class="link" href="linger.html" title="basic_socket_acceptor::linger">basic_socket_acceptor::linger</a>
+</h4></div></div></div>
+<p>
+ <span class="emphasis"><em>Inherited from socket_base.</em></span>
+ </p>
+<p>
+ <a class="indexterm" name="idp119024944"></a>
+Socket option to specify whether the socket
+ lingers on close if unsent data is present.
+ </p>
+<pre class="programlisting"><span class="keyword">typedef</span> <span class="identifier">implementation_defined</span> <span class="identifier">linger</span><span class="special">;</span>
+</pre>
+<p>
+ Implements the SOL_SOCKET/SO_LINGER socket option.
+ </p>
+<h6>
+<a name="boost_asio.reference.basic_socket_acceptor.linger.h0"></a>
+ <span class="phrase"><a name="boost_asio.reference.basic_socket_acceptor.linger.examples"></a></span><a class="link" href="linger.html#boost_asio.reference.basic_socket_acceptor.linger.examples">Examples</a>
+ </h6>
+<p>
+ Setting the option:
+ </p>
+<pre class="programlisting"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">ip</span><span class="special">::</span><span class="identifier">tcp</span><span class="special">::</span><span class="identifier">socket</span> <span class="identifier">socket</span><span class="special">(</span><span class="identifier">io_service</span><span class="special">);</span>
+<span class="special">...</span>
+<span class="identifier">boost</span><span class="special">::</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">socket_base</span><span class="special">::</span><span class="identifier">linger</span> <span class="identifier">option</span><span class="special">(</span><span class="keyword">true</span><span class="special">,</span> <span class="number">30</span><span class="special">);</span>
+<span class="identifier">socket</span><span class="special">.</span><span class="identifier">set_option</span><span class="special">(</span><span class="identifier">option</span><span class="special">);</span>
+</pre>
+<p>
+ Getting the current option value:
+ </p>
+<pre class="programlisting"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">ip</span><span class="special">::</span><span class="identifier">tcp</span><span class="special">::</span><span class="identifier">socket</span> <span class="identifier">socket</span><span class="special">(</span><span class="identifier">io_service</span><span class="special">);</span>
+<span class="special">...</span>
+<span class="identifier">boost</span><span class="special">::</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">socket_base</span><span class="special">::</span><span class="identifier">linger</span> <span class="identifier">option</span><span class="special">;</span>
+<span class="identifier">socket</span><span class="special">.</span><span class="identifier">get_option</span><span class="special">(</span><span class="identifier">option</span><span class="special">);</span>
+<span class="keyword">bool</span> <span class="identifier">is_set</span> <span class="special">=</span> <span class="identifier">option</span><span class="special">.</span><span class="identifier">enabled</span><span class="special">();</span>
+<span class="keyword">unsigned</span> <span class="keyword">short</span> <span class="identifier">timeout</span> <span class="special">=</span> <span class="identifier">option</span><span class="special">.</span><span class="identifier">timeout</span><span class="special">();</span>
+</pre>
+<h6>
+<a name="boost_asio.reference.basic_socket_acceptor.linger.h1"></a>
+ <span class="phrase"><a name="boost_asio.reference.basic_socket_acceptor.linger.requirements"></a></span><a class="link" href="linger.html#boost_asio.reference.basic_socket_acceptor.linger.requirements">Requirements</a>
+ </h6>
+<p>
+ <span class="emphasis"><em>Header: </em></span><code class="literal">boost/asio/basic_socket_acceptor.hpp</code>
+ </p>
+<p>
+ <span class="emphasis"><em>Convenience header: </em></span><code class="literal">boost/asio.hpp</code>
+ </p>
+</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 &#169; 2003-2017 Christopher M. Kohlhoff<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>
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