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7<title>SetUserExceptionHandler</title>
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10<h1><CODE>nn::os::ARM::SetUserExceptionHandler</CODE> Function</h1>
11<h2>Syntax</h2>
12    <div class="section">
13      <pre class="definition">
14void SetUserExceptionHandler(
15     <a href="../../../nn/os/ARM/UserExceptionHandler.html">UserExceptionHandler</a> pHandler,
16     uptr stackBottom
17);
18
19template &lt;typename T&gt;
20void SetUserExceptionHandler(
21     <a href="../../../nn/os/ARM/UserExceptionHandler.html">UserExceptionHandler</a> pHandler,
22     T * pStack
23);
24</pre>
25    </div>
26<h2>List of Overloaded Member Functions</h2>
27    <div class="section">
28      <table class="members">
29        <tr>
30          <td>
31<a href="./SetUserExceptionHandler(0).html"><CODE>SetUserExceptionHandler(UserExceptionHandler, uptr)</CODE> </a>
32          </td>
33<td>Sets the exception handler.</td>
34        </tr>
35        <tr>
36          <td>
37<a href="./SetUserExceptionHandler(1).html"><CODE>SetUserExceptionHandler(UserExceptionHandler, T *)</CODE> </a>
38          </td>
39<td>Sets the exception handler.</td>
40        </tr> </table>
41    </div>
42<h2>Description of <CODE>SetUserExceptionHandler(UserExceptionHandler, uptr)</CODE></h2>
43<div class="section"><p>When an exception handler is specified and an exception occurs, the function specified by the <SPAN class="argument">pHandler</SPAN> parameter is called in the context of the thread where the exception occurred. The stack specified in <SPAN class="argument">stackBottom</SPAN> is used.</p><p>The instances of <a href="../../../nn/os/ARM/ExceptionInfo/Overview.html"><CODE>ExceptionInfo</CODE></a> and <a href="../../../nn/os/ARM/ExceptionContext/Overview.html"><CODE>ExceptionContent</CODE></a> that are passed to <SPAN class="argument">pHandler</SPAN> are allocated from the stack specified by <SPAN class="argument">stackBottom</SPAN>. The minimum stack size, therefore, must be <CODE>sizeof(ExceptionContext) + sizeof(ExceptionInfo)</CODE>.</p><p>Note that special processing, such as disabling interrupts, is not used when calling the exception handler. The exception handler stack breaks if an exception occurs during exception handling.</p><p>Note that the exception handler cannot be called in the debug environment.</p><!-- write here --></div>
44<h2>Description of <CODE>SetUserExceptionHandler(UserExceptionHandler, T *)</CODE></h2>
45<div class="section"><p>When an exception handler is specified and an exception occurs, the function specified by the <SPAN class="argument">pHandler</SPAN> parameter is called in the context of the thread where the exception occurred. The stack specified by <SPAN class="argument">pStack</SPAN> is used.</p><p>The instances of <a href="../../../nn/os/ARM/ExceptionInfo/Overview.html"><CODE>ExceptionInfo</CODE></a> and <a href="../../../nn/os/ARM/ExceptionContext/Overview.html"><CODE>ExceptionContent</CODE></a> that are passed to <SPAN class="argument">pHandler</SPAN> are allocated from the stack specified by <SPAN class="argument">pStack</SPAN>. The minimum stack size, therefore, must be <CODE>sizeof(ExceptionContext) + sizeof(ExceptionInfo)</CODE>.</p><p>Note that special processing, such as disabling interrupts, is not used when calling the exception handler. The exception handler stack breaks if an exception occurs during exception handling.</p><p>Note that the exception handler cannot be called in the debug environment.</p><!-- write here --></div>
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