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9.1 KiB
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274 lines
9.1 KiB
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>error_code</title>
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<link rel="stylesheet" href="../../boostbook.css" type="text/css">
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<meta name="generator" content="DocBook XSL Stylesheets V1.75.2">
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<link rel="home" href="../../index.html" title="Asio">
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<link rel="up" href="../reference.html" title="Reference">
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<link rel="prev" href="error_category/_error_category.html" title="error_category::~error_category">
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<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
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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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<div class="spirit-nav">
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<a accesskey="p" href="error_category/_error_category.html"><img src="../../prev.png" alt="Prev"></a><a accesskey="u" href="../reference.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="error_code/assign.html"><img src="../../next.png" alt="Next"></a>
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</div>
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<div class="section">
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<div class="titlepage"><div><div><h3 class="title">
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<a name="asio.reference.error_code"></a><a class="link" href="error_code.html" title="error_code">error_code</a>
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</h3></div></div></div>
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<p>
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<a class="indexterm" name="asio.indexterm.error_code"></a>
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<p>
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Class to represent an error code value.
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<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">error_code</span>
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</pre>
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<h5>
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<a name="asio.reference.error_code.h0"></a>
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<span><a name="asio.reference.error_code.types"></a></span><a class="link" href="error_code.html#asio.reference.error_code.types">Types</a>
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<div class="informaltable"><table class="table">
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Name
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Description
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<a class="link" href="error_code__unspecified_bool_type_t.html" title="error_code::unspecified_bool_type_t"><span class="bold"><strong>unspecified_bool_type_t</strong></span></a>
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<a class="link" href="error_code/unspecified_bool_type.html" title="error_code::unspecified_bool_type"><span class="bold"><strong>unspecified_bool_type</strong></span></a>
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</table></div>
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<h5>
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<a name="asio.reference.error_code.h1"></a>
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<span><a name="asio.reference.error_code.member_functions"></a></span><a class="link" href="error_code.html#asio.reference.error_code.member_functions">Member
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Functions</a>
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</h5>
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<div class="informaltable"><table class="table">
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Description
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</tr></thead>
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<a class="link" href="error_code/assign.html" title="error_code::assign"><span class="bold"><strong>assign</strong></span></a>
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<td>
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<p>
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Assign a new error value.
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<p>
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<a class="link" href="error_code/category.html" title="error_code::category"><span class="bold"><strong>category</strong></span></a>
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</p>
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</td>
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<td>
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<p>
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Get the error category.
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</p>
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<p>
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<a class="link" href="error_code/clear.html" title="error_code::clear"><span class="bold"><strong>clear</strong></span></a>
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</p>
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<td>
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<p>
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Clear the error value to the default.
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</p>
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<a class="link" href="error_code/error_code.html" title="error_code::error_code"><span class="bold"><strong>error_code</strong></span></a> <span class="silver">[constructor]</span>
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</p>
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<td>
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<p>
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Default constructor. <br> <span class="silver"> —</span><br> Construct with specific error
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code and category. <br> <span class="silver"> —</span><br> Construct from an error code enum.
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</p>
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<td>
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<p>
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<a class="link" href="error_code/message.html" title="error_code::message"><span class="bold"><strong>message</strong></span></a>
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</p>
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</td>
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<td>
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<p>
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Get the message associated with the error.
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</p>
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<p>
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<a class="link" href="error_code/operator_unspecified_bool_type.html" title="error_code::operator unspecified_bool_type"><span class="bold"><strong>operator unspecified_bool_type</strong></span></a>
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Operator returns non-null if there is a non-success error code.
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</p>
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<a class="link" href="error_code/operator_not_.html" title="error_code::operator!"><span class="bold"><strong>operator!</strong></span></a>
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</p>
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</td>
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Operator to test if the error represents success.
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</p>
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<a class="link" href="error_code/unspecified_bool_true.html" title="error_code::unspecified_bool_true"><span class="bold"><strong>unspecified_bool_true</strong></span></a> <span class="silver">[static]</span>
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<p>
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<a class="link" href="error_code/value.html" title="error_code::value"><span class="bold"><strong>value</strong></span></a>
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</p>
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</td>
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<td>
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<p>
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Get the error value.
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</p>
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</tbody>
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</table></div>
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<h5>
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<a name="asio.reference.error_code.h2"></a>
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<span><a name="asio.reference.error_code.friends"></a></span><a class="link" href="error_code.html#asio.reference.error_code.friends">Friends</a>
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</h5>
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<div class="informaltable"><table class="table">
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<colgroup>
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<thead><tr>
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Name
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Description
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</tr></thead>
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<a class="link" href="error_code/operator_not__eq_.html" title="error_code::operator!="><span class="bold"><strong>operator!=</strong></span></a>
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Inequality operator to compare two error objects.
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<a class="link" href="error_code/operator_eq__eq_.html" title="error_code::operator=="><span class="bold"><strong>operator==</strong></span></a>
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Equality operator to compare two error objects.
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</p>
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</table></div>
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<h5>
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<a name="asio.reference.error_code.h3"></a>
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<span><a name="asio.reference.error_code.requirements"></a></span><a class="link" href="error_code.html#asio.reference.error_code.requirements">Requirements</a>
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</h5>
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<p>
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<span class="emphasis"><em>Header: </em></span><code class="literal">asio/error_code.hpp</code>
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</p>
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<p>
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<span class="emphasis"><em>Convenience header: </em></span><code class="literal">asio.hpp</code>
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</p>
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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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</div>
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<hr>
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<div class="spirit-nav">
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<a accesskey="p" href="error_category/_error_category.html"><img src="../../prev.png" alt="Prev"></a><a accesskey="u" href="../reference.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="error_code/assign.html"><img src="../../next.png" alt="Next"></a>
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