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3.6 KiB
HTML
81 lines
3.6 KiB
HTML
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<title>Environment variables</title>
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<link rel="stylesheet" href="gettingStarted.css" type="text/css" />
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<meta name="generator" content="DocBook XSL Stylesheets V1.73.2" />
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<link rel="start" href="index.html" title="Berkeley DB Programmer's Reference Guide" />
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<link rel="up" href="program.html" title="Chapter 15. Programmer Notes" />
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<link rel="prev" href="program_errorret.html" title="Error returns to applications" />
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</head>
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<body>
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<div xmlns="" class="navheader">
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<div class="libver">
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<p>Library Version 11.2.5.2</p>
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</div>
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<table width="100%" summary="Navigation header">
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<tr>
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<th colspan="3" align="center">Environment variables</th>
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</tr>
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<tr>
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<td width="20%" align="left"><a accesskey="p" href="program_errorret.html">Prev</a> </td>
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<th width="60%" align="center">Chapter 15.
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Programmer Notes
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</th>
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<td width="20%" align="right"> <a accesskey="n" href="program_mt.html">Next</a></td>
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</tr>
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</table>
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<hr />
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<div class="sect1" 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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<h2 class="title" style="clear: both"><a id="program_environ"></a>Environment variables</h2>
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</div>
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</div>
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</div>
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<p>The Berkeley DB library uses the following environment variables:</p>
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<div class="variablelist">
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<dl>
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<dt>
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<span class="term">DB_HOME</span>
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</dt>
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<dd>If the environment variable DB_HOME is set, it is used as part of
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<a class="xref" href="env_naming.html" title="File naming">File naming</a>.
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Note: For the DB_HOME variable to take effect, either the
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<a href="../api_reference/C/envopen.html#envopen_DB_USE_ENVIRON" class="olink">DB_USE_ENVIRON</a> or <a href="../api_reference/C/envopen.html#envopen_DB_USE_ENVIRON_ROOT" class="olink">DB_USE_ENVIRON_ROOT</a> flags must be
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specified to <a href="../api_reference/C/envopen.html" class="olink">DB_ENV->open()</a>.</dd>
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<dt>
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<span class="term">TMPDIR, TEMP, TMP, TempFolder</span>
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</dt>
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<dd>The TMPDIR, TEMP, TMP, and TempFolder environment variables are all
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checked as locations in which to create temporary files. See
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<a href="../api_reference/C/envset_tmp_dir.html" class="olink">DB_ENV->set_tmp_dir()</a> for more information.</dd>
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</dl>
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<hr />
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<table width="100%" summary="Navigation footer">
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<td width="40%" align="left"><a accesskey="p" href="program_errorret.html">Prev</a> </td>
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<td width="20%" align="center">
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<a accesskey="u" href="program.html">Up</a>
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<td width="40%" align="right"> <a accesskey="n" href="program_mt.html">Next</a></td>
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</tr>
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<tr>
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<td width="40%" align="left" valign="top">Error returns to applications </td>
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<td width="20%" align="center">
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<a accesskey="h" href="index.html">Home</a>
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</td>
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<td width="40%" align="right" valign="top"> Multithreaded applications</td>
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</div>
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</body>
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</html>
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