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2008-03-04 01:41:17 +00:00
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<h1>Boost Exception</h1>
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<div class="RenoIncludeDIV"><h3>unknown_exception</h3>
<div class="RenoIncludeDIV"><p><tt>#include &lt;<span class="RenoLink"><a href="exception_cloning_hpp.html">boost/exception/cloning.hpp</a></span>&gt;</tt></p>
<pre>namespace
boost
{
<span class="RenoIncludeSPAN"> class
<span class="RenoLink"><a href="unknown_exception.html">unknown_exception</a></span>:
public std::exception
public boost::exception
{
---unspecified---
};</span>
}</pre>
</div><p>This type is used by the <span class="RenoLink"><a href="cloning.html">cloning</a></span> support in Boost Exception.</p>
<p>To allow an exception to be cloned, <tt><span class="RenoLink"><a href="enable_exception_cloning.html">enable_exception_cloning</a></span>()</tt> must be used at the time the exception object is passed to <tt>throw</tt>. Otherwise, calling <tt><span class="RenoLink"><a href="clone_exception.html">clone_exception</a></span>()</tt> returns an <tt><span class="RenoLink"><a href="exception_ptr.html">exception_ptr</a></span></tt> which refers to an instance of <tt><span class="RenoLink"><a href="unknown_exception.html">unknown_exception</a></span></tt>.</p>
</div><h3>See also:</h3>
<div class="RenoPageList"><a href="boost-exception.html">Boost Exception<br/>
</a><a href="clone_exception.html">clone_exception<br/>
</a><a href="enable_exception_cloning.html">enable_exception_cloning<br/>
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<small>Copyright (c) 2006-2008 by Emil Dotchevski and Reverge Studios, Inc.<br/>
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