1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>co_spawn</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="../../boost_asio.html" title="Boost.Asio"> 8<link rel="up" href="../reference.html" title="Reference"> 9<link rel="prev" href="can_require_concept.html" title="can_require_concept"> 10<link rel="next" href="co_spawn/overload1.html" title="co_spawn (1 of 6 overloads)"> 11</head> 12<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 13<table cellpadding="2" width="100%"><tr> 14<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../boost.png"></td> 15<td align="center"><a href="../../../../index.html">Home</a></td> 16<td align="center"><a href="../../../../libs/libraries.htm">Libraries</a></td> 17<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td> 18<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td> 19<td align="center"><a href="../../../../more/index.htm">More</a></td> 20</tr></table> 21<hr> 22<div class="spirit-nav"> 23<a accesskey="p" href="can_require_concept.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../reference.html"><img src="../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../boost_asio.html"><img src="../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="co_spawn/overload1.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a> 24</div> 25<div class="section"> 26<div class="titlepage"><div><div><h3 class="title"> 27<a name="boost_asio.reference.co_spawn"></a><a class="link" href="co_spawn.html" title="co_spawn">co_spawn</a> 28</h3></div></div></div> 29<p> 30 <a class="indexterm" name="boost_asio.indexterm.co_spawn"></a> 31Spawn a new coroutined-based thread 32 of execution. 33 </p> 34<pre class="programlisting">template< 35 typename <a class="link" href="Executor1.html" title="Executor requirements">Executor</a>, 36 typename T, 37 typename <a class="link" href="Executor1.html" title="Executor requirements">AwaitableExecutor</a>, 38 typename CompletionToken = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>> 39<a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.automatic_deduction_of_initiating_function_return_type"><span class="emphasis"><em>DEDUCED</em></span></a> <a class="link" href="co_spawn/overload1.html" title="co_spawn (1 of 6 overloads)">co_spawn</a>( 40 const Executor & ex, 41 awaitable< T, AwaitableExecutor > a, 42 CompletionToken && token = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>, 43 typename enable_if< (is_executor< Executor >::value||execution::is_executor< Executor >::value)&&is_convertible< Executor, AwaitableExecutor >::value >::type * = 0); 44 <span class="emphasis"><em>» <a class="link" href="co_spawn/overload1.html" title="co_spawn (1 of 6 overloads)">more...</a></em></span> 45 46template< 47 typename <a class="link" href="Executor1.html" title="Executor requirements">Executor</a>, 48 typename <a class="link" href="Executor1.html" title="Executor requirements">AwaitableExecutor</a>, 49 typename CompletionToken = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>> 50<a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.automatic_deduction_of_initiating_function_return_type"><span class="emphasis"><em>DEDUCED</em></span></a> <a class="link" href="co_spawn/overload2.html" title="co_spawn (2 of 6 overloads)">co_spawn</a>( 51 const Executor & ex, 52 awaitable< void, AwaitableExecutor > a, 53 CompletionToken && token = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>, 54 typename enable_if< (is_executor< Executor >::value||execution::is_executor< Executor >::value)&&is_convertible< Executor, AwaitableExecutor >::value >::type * = 0); 55 <span class="emphasis"><em>» <a class="link" href="co_spawn/overload2.html" title="co_spawn (2 of 6 overloads)">more...</a></em></span> 56 57template< 58 typename ExecutionContext, 59 typename T, 60 typename <a class="link" href="Executor1.html" title="Executor requirements">AwaitableExecutor</a>, 61 typename CompletionToken = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>> 62<a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.automatic_deduction_of_initiating_function_return_type"><span class="emphasis"><em>DEDUCED</em></span></a> <a class="link" href="co_spawn/overload3.html" title="co_spawn (3 of 6 overloads)">co_spawn</a>( 63 ExecutionContext & ctx, 64 awaitable< T, AwaitableExecutor > a, 65 CompletionToken && token = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>, 66 typename enable_if< is_convertible< ExecutionContext &, execution_context & >::value &&is_convertible< typename ExecutionContext::executor_type, AwaitableExecutor >::value >::type * = 0); 67 <span class="emphasis"><em>» <a class="link" href="co_spawn/overload3.html" title="co_spawn (3 of 6 overloads)">more...</a></em></span> 68 69template< 70 typename ExecutionContext, 71 typename <a class="link" href="Executor1.html" title="Executor requirements">AwaitableExecutor</a>, 72 typename CompletionToken = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>> 73<a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.automatic_deduction_of_initiating_function_return_type"><span class="emphasis"><em>DEDUCED</em></span></a> <a class="link" href="co_spawn/overload4.html" title="co_spawn (4 of 6 overloads)">co_spawn</a>( 74 ExecutionContext & ctx, 75 awaitable< void, AwaitableExecutor > a, 76 CompletionToken && token = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>, 77 typename enable_if< is_convertible< ExecutionContext &, execution_context & >::value &&is_convertible< typename ExecutionContext::executor_type, AwaitableExecutor >::value >::type * = 0); 78 <span class="emphasis"><em>» <a class="link" href="co_spawn/overload4.html" title="co_spawn (4 of 6 overloads)">more...</a></em></span> 79 80template< 81 typename <a class="link" href="Executor1.html" title="Executor requirements">Executor</a>, 82 typename F, 83 typename CompletionToken = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>> 84<a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.automatic_deduction_of_initiating_function_return_type"><span class="emphasis"><em>DEDUCED</em></span></a> <a class="link" href="co_spawn/overload5.html" title="co_spawn (5 of 6 overloads)">co_spawn</a>( 85 const Executor & ex, 86 F && f, 87 CompletionToken && token = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>, 88 typename enable_if< is_executor< Executor >::value||execution::is_executor< Executor >::value >::type * = 0); 89 <span class="emphasis"><em>» <a class="link" href="co_spawn/overload5.html" title="co_spawn (5 of 6 overloads)">more...</a></em></span> 90 91template< 92 typename ExecutionContext, 93 typename F, 94 typename CompletionToken = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>> 95<a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.automatic_deduction_of_initiating_function_return_type"><span class="emphasis"><em>DEDUCED</em></span></a> <a class="link" href="co_spawn/overload6.html" title="co_spawn (6 of 6 overloads)">co_spawn</a>( 96 ExecutionContext & ctx, 97 F && f, 98 CompletionToken && token = <a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>, 99 typename enable_if< is_convertible< ExecutionContext &, execution_context & >::value >::type * = 0); 100 <span class="emphasis"><em>» <a class="link" href="co_spawn/overload6.html" title="co_spawn (6 of 6 overloads)">more...</a></em></span> 101</pre> 102<h5> 103<a name="boost_asio.reference.co_spawn.h0"></a> 104 <span class="phrase"><a name="boost_asio.reference.co_spawn.requirements"></a></span><a class="link" href="co_spawn.html#boost_asio.reference.co_spawn.requirements">Requirements</a> 105 </h5> 106<p> 107 <span class="emphasis"><em>Header: </em></span><code class="literal">boost/asio/co_spawn.hpp</code> 108 </p> 109<p> 110 <span class="emphasis"><em>Convenience header: </em></span><code class="literal">boost/asio.hpp</code> 111 </p> 112</div> 113<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 114<td align="left"></td> 115<td align="right"><div class="copyright-footer">Copyright © 2003-2020 Christopher M. 116 Kohlhoff<p> 117 Distributed under the Boost Software License, Version 1.0. (See accompanying 118 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>) 119 </p> 120</div></td> 121</tr></table> 122<hr> 123<div class="spirit-nav"> 124<a accesskey="p" href="can_require_concept.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../reference.html"><img src="../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../boost_asio.html"><img src="../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="co_spawn/overload1.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a> 125</div> 126</body> 127</html> 128
