76 lines
4.8 KiB
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76 lines
4.8 KiB
HTML
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<title>spawn (12 of 13 overloads)</title>
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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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<a accesskey="p" href="overload11.html"><img src="../../../prev.png" alt="Prev"></a><a accesskey="u" href="../spawn.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="overload13.html"><img src="../../../next.png" alt="Next"></a>
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<div class="titlepage"><div><div><h4 class="title">
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<a name="asio.reference.spawn.overload12"></a><a class="link" href="overload12.html" title="spawn (12 of 13 overloads)">spawn (12 of 13 overloads)</a>
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</h4></div></div></div>
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<p>
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(Deprecated: Use overloads with a completion token.) Start a new stackful
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coroutine that executes in the context of a strand.
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</p>
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<pre class="programlisting"><span class="keyword">template</span><span class="special"><</span>
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<span class="keyword">typename</span> <span class="identifier">Function</span><span class="special">></span>
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<span class="keyword">void</span> <span class="identifier">spawn</span><span class="special">(</span>
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<span class="keyword">const</span> <span class="identifier">asio</span><span class="special">::</span><span class="identifier">io_context</span><span class="special">::</span><span class="identifier">strand</span> <span class="special">&</span> <span class="identifier">s</span><span class="special">,</span>
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<span class="identifier">Function</span> <span class="special">&&</span> <span class="identifier">function</span><span class="special">,</span>
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<span class="keyword">const</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">coroutines</span><span class="special">::</span><span class="identifier">attributes</span> <span class="special">&</span> <span class="identifier">attributes</span> <span class="special">=</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">coroutines</span><span class="special">::</span><span class="identifier">attributes</span><span class="special">());</span>
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</pre>
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<p>
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This function is used to launch a new coroutine.
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</p>
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<h6>
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<a name="asio.reference.spawn.overload12.h0"></a>
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<span><a name="asio.reference.spawn.overload12.parameters"></a></span><a class="link" href="overload12.html#asio.reference.spawn.overload12.parameters">Parameters</a>
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</h6>
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<div class="variablelist">
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<p class="title"><b></b></p>
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<dl>
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<dt><span class="term">s</span></dt>
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<dd><p>
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Identifies a strand. By starting multiple coroutines on the same
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strand, the implementation ensures that none of those coroutines
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can execute simultaneously.
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</p></dd>
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<dt><span class="term">function</span></dt>
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<dd>
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<p>
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The coroutine function. The function must have the signature:
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</p>
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<pre class="programlisting"><span class="keyword">void</span> <span class="identifier">function</span><span class="special">(</span><span class="identifier">yield_context</span> <span class="identifier">yield</span><span class="special">);</span>
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</pre>
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</dd>
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<dt><span class="term">attributes</span></dt>
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<dd><p>
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Boost.Coroutine attributes used to customise the coroutine.
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</p></dd>
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</dl>
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</div>
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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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