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  27 <a name="boost_asio.reference.posix__basic_descriptor.basic_descriptor.overload2"></a><a class="link" href="overload2.html" title="posix::basic_descriptor::basic_descriptor (2 of 3 overloads)">posix::basic_descriptor::basic_descriptor
  28           (2 of 3 overloads)</a>
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  30 <p>
  31             Construct a <a class="link" href="../../posix__basic_descriptor.html" title="posix::basic_descriptor"><code class="computeroutput"><span class="identifier">posix</span><span class="special">::</span><span class="identifier">basic_descriptor</span></code></a> on an existing
  32             native descriptor.
  33           </p>
  34 <pre class="programlisting"><span class="identifier">basic_descriptor</span><span class="special">(</span>
  35     <span class="identifier">boost</span><span class="special">::</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">io_service</span> <span class="special">&amp;</span> <span class="identifier">io_service</span><span class="special">,</span>
  36     <span class="keyword">const</span> <span class="identifier">native_handle_type</span> <span class="special">&amp;</span> <span class="identifier">native_descriptor</span><span class="special">);</span>
  37 </pre>
  38 <p>
  39             This constructor creates a descriptor object to hold an existing native
  40             descriptor.
  41           </p>
  42 <h6>
  43 <a name="boost_asio.reference.posix__basic_descriptor.basic_descriptor.overload2.h0"></a>
  44             <span class="phrase"><a name="boost_asio.reference.posix__basic_descriptor.basic_descriptor.overload2.parameters"></a></span><a class="link" href="overload2.html#boost_asio.reference.posix__basic_descriptor.basic_descriptor.overload2.parameters">Parameters</a>
  45           </h6>
  46 <div class="variablelist">
  47 <p class="title"><b></b></p>
  48 <dl class="variablelist">
  49 <dt><span class="term">io_service</span></dt>
  50 <dd><p>
  51                   The <a class="link" href="../../io_service.html" title="io_service"><code class="computeroutput"><span class="identifier">io_service</span></code></a> object that
  52                   the descriptor will use to dispatch handlers for any asynchronous
  53                   operations performed on the descriptor.
  54                 </p></dd>
  55 <dt><span class="term">native_descriptor</span></dt>
  56 <dd><p>
  57                   A native descriptor.
  58                 </p></dd>
  59 </dl>
  60 </div>
  61 <h6>
  62 <a name="boost_asio.reference.posix__basic_descriptor.basic_descriptor.overload2.h1"></a>
  63             <span class="phrase"><a name="boost_asio.reference.posix__basic_descriptor.basic_descriptor.overload2.exceptions"></a></span><a class="link" href="overload2.html#boost_asio.reference.posix__basic_descriptor.basic_descriptor.overload2.exceptions">Exceptions</a>
  64           </h6>
  65 <div class="variablelist">
  66 <p class="title"><b></b></p>
  67 <dl class="variablelist">
  68 <dt><span class="term">boost::system::system_error</span></dt>
  69 <dd><p>
  70                   Thrown on failure.
  71                 </p></dd>
  72 </dl>
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  77 <td align="right"><div class="copyright-footer">Copyright &#169; 2003-2014 Christopher M. Kohlhoff<p>
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  79         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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