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| <h1>Boost Exception</h1> |
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| <!-- Copyright (c) 2006-2009 Emil Dotchevski and Reverge Studios, Inc. --> |
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| <div class="RenoIncludeDIV"><div class="RenoAutoDIV"><h3>get_error_info</h3> |
| </div> |
| <div class="RenoIncludeDIV"><pre>namespace |
| boost |
| { |
| <span class="RenoIncludeSPAN"> template <class ErrorInfo,class E> |
| typename ErrorInfo::<span class="RenoLink"><a href="error_info_value_type.html">error_info::value_type</a></span> const * get_error_info( E const & x ); |
| |
| template <class ErrorInfo,class E> |
| typename ErrorInfo::<span class="RenoLink"><a href="error_info_value_type.html">error_info::value_type</a></span> * get_error_info( E & x );</span> |
| }</pre> |
| </div><h4>Requirements:</h4> |
| <div><ul><li> ErrorInfo must be an instance of the <span class="RenoLink"><a href="error_info.html">error_info</a></span> template.</li> |
| <li> E must be polymorphic.</li> |
| </ul></div> |
| <h4>Returns:</h4> |
| <div><ul><li> If dynamic_cast<boost::<span class="RenoLink"><a href="exception.html">exception</a></span> const *>(&x) is 0, or if x does not store an object of type ErrorInfo, the returned value is null.</li> |
| <li> Otherwise, the returned pointer points to the stored value (use <span class="RenoLink"><a href="exception_operator_shl.html">operator<<</a></span> to store values in exception objects.) When x is destroyed, any pointers returned by <span class="RenoLink">get_error_info</span> become invalid.</li> |
| </ul></div> |
| <h4>Throws:</h4> |
| <p>Nothing.</p> |
| <h4>Note:</h4> |
| <p>The interface of <span class="RenoLink">get_error_info</span> may be affected by the build <span class="RenoLink"><a href="configuration_macros.html">configuration macros</a></span>.</p> |
| </div><div class="RenoAutoDIV"><div class="RenoHR"><hr/></div> |
| See also: <span class="RenoPageList"><a href="BOOST_THROW_EXCEPTION.html">BOOST_THROW_EXCEPTION</a> | <a href="boost-exception.html">Boost Exception</a> | <a href="boost_exception_get_error_info_hpp.html">boost/exception/get_error_info.hpp</a> | <a href="configuration_macros.html">Configuration Macros</a> | <a href="current_exception.html">current_exception</a> | <a href="error_info.html">error_info</a> | <a href="exception.html">exception</a> | <a href="motivation.html">Motivation</a> | <a href="throw_exception.html">throw_exception</a></span> |
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