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Yasuhiro KIMURA 9678929700 Update to 18.1.40
2020-07-24 01:10:28 +09:00

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The DB_ENV Handle
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<h2 class="title" style="clear: both"><a id="envget_metadata_dir"></a>
<span>DB_ENV-&gt;get_metadata_dir()</span>
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<pre class="programlisting">#include &lt;db.h&gt;
int
DB_ENV-&gt;get_metadata_dir(DB_ENV *envp, const char **dirp); </pre>
<p>
The <code class="methodname">DB_ENV-&gt;get_metadata_dir()</code> method
returns
the directory where persistent metadata is stored. This location
can be set using the
<a class="xref" href="envset_metadata_dir.html" title="DB_ENV-&gt;set_metadata_dir()">
<span>DB_ENV-&gt;set_metadata_dir()</span>
</a>
method.
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<p>
The <code class="methodname">DB_ENV-&gt;get_metadata_dir()</code> directory may
be called at any time during the life of the application.
</p>
<p>
The <code class="methodname">DB_ENV-&gt;get_metadata_dir()</code> <span>
<span>
method returns a non-zero error value on failure and 0 on success.
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<h4 class="title"><a id="idm139753802430944"></a>dirp</h4>
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<p>
The <span class="bold"><strong>dirp</strong></span> parameter
references memory into which is copied the directory
which contains persistent metadata files.
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<a class="link" href="env.html" title="Chapter 5.  The DB_ENV Handle">DB_ENV</a>
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<a class="xref" href="envset_metadata_dir.html" title="DB_ENV-&gt;set_metadata_dir()">
<span>DB_ENV-&gt;set_metadata_dir()</span>
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