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132 lines
4.9 KiB
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<title>DbEnv::mutex_get_tas_spins()</title>
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<p>Library Version 11.2.5.2</p>
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<th colspan="3" align="center">DbEnv::mutex_get_tas_spins()</th>
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<tr>
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<td width="20%" align="left"><a accesskey="p" href="mutexget_max.html">Prev</a> </td>
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<th width="60%" align="center">Chapter 10.
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Mutex Methods
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<div class="titlepage">
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<div>
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<h2 class="title" style="clear: both"><a id="mutexget_tas_spins"></a>DbEnv::mutex_get_tas_spins()</h2>
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</div>
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</div>
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</div>
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<pre class="programlisting">#include <db_cxx.h>
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int
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DbEnv::mutex_get_tas_spins(u_int32_t *, tas_spinsp);</pre>
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<p>
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The <code class="methodname">DbEnv::mutex_get_tas_spins()</code> method returns the test-and-set
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spin count. This value may be configured using the
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<a class="xref" href="mutexset_tas_spins.html" title="DbEnv::mutex_set_tas_spins()">DbEnv::mutex_set_tas_spins()</a>
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method.
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</p>
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<p>
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The <code class="methodname">DbEnv::mutex_get_tas_spins()</code> method may be called at any time
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during the life of the application.
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</p>
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<p>
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The <code class="methodname">DbEnv::mutex_get_tas_spins()</code> <span>
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<span>
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method either returns a non-zero error value or throws an
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exception that encapsulates a non-zero error value on
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failure, and returns 0 on success.
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</span>
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</span>
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</p>
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<div class="sect2" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h3 class="title"><a id="id3652813"></a>Parameters</h3>
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</div>
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</div>
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</div>
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<div class="sect3" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h4 class="title"><a id="id3652802"></a>tas_spinsp</h4>
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</div>
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</div>
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</div>
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<p>
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The <code class="methodname">DbEnv::mutex_get_tas_spins()</code> method returns the test-and-set
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spin count in <span class="bold"><strong>tas_spinsp</strong></span>.
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</p>
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</div>
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</div>
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<div class="sect2" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h3 class="title"><a id="id3652707"></a>Class</h3>
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</div>
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</div>
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</div>
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<p>
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<a class="link" href="env.html" title="Chapter 5. The DbEnv Handle">DbEnv</a>
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</p>
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</div>
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<div class="sect2" lang="en" xml:lang="en">
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<div class="titlepage">
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<div>
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<div>
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<h3 class="title"><a id="id3651632"></a>See Also</h3>
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</div>
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</div>
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</div>
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<p>
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<a class="xref" href="mutex.html#mutexlist" title="Mutex Methods">Mutex Methods</a>
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<a accesskey="u" href="mutex.html">Up</a>
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<td width="40%" align="right"> <a accesskey="n" href="mutexlock.html">Next</a></td>
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<tr>
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<td width="40%" align="left" valign="top">DbEnv::mutex_get_max() </td>
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<a accesskey="h" href="index.html">Home</a>
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<td width="40%" align="right" valign="top"> DbEnv::mutex_lock()</td>
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