<html xmlns="http://www.w3.org/TR/xhtml1/strict"><head><!-- 
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        --><title>mod_env- Apache HTTP Server</title><link href="../style/manual.css" type="text/css" rel="stylesheet"/></head><body><blockquote><div align="center"><img src="../images/sub.gif" alt="[APACHE DOCUMENTATION]"/><h3>Apache HTTP Server Version 2.0</h3></div><h1 align="center">Apache Module mod_env</h1><table cellspacing="1" cellpadding="0" bgcolor="#cccccc"><tr><td><table bgcolor="#ffffff"><tr><td valign="top"><span class="help">Description:</span></td><td>Modifies the environment which is
    passed to CGI scripts and SSI pages</td></tr><tr><td><a href="module-dict.html#Status" class="help">Status:</a></td><td>Base</td></tr><tr><td><a href="module-dict.html#ModuleIdentifier" class="help">Module&nbsp;Identifier:</a></td><td>env_module</td></tr></table></td></tr></table><h2>Summary</h2>
    <p>This module allows for control of the environment that will
    be provided to CGI scripts and SSI pages. Environment variables
    may be passed from the shell which invoked the httpd process.
    Alternatively, environment variables may be set or unset within
    the configuration process.</p>
  <h2>Directives</h2><ul><li><a href="#passenv">PassEnv</a></li><li><a href="#setenv">SetEnv</a></li><li><a href="#unsetenv">UnsetEnv</a></li></ul><p><strong>See also </strong></p><ul><li><a href="../env.html">Environment Variables</a></li></ul><hr/><h2><a name="PassEnv">PassEnv</a> <a name="passenv">Directive</a></h2><table cellpadding="1" cellspacing="0" border="0" bgcolor="#cccccc"><tr><td><table bgcolor="#ffffff"><tr><td nowrap="nowrap"><strong>Description: </strong></td><td>Passes environment variables from the shell</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Syntax" class="help">Syntax:</a></td><td>PassEnv
    <em>env-variable</em> [<em>env-variable</em>] ...</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Context" class="help">Context:</a></td><td>server config, virtual host, directory, .htaccess</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Override" class="help">Override:</a></td><td>FileInfo</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Status" class="help">Status:</a></td><td>Base</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Module" class="help">Module:</a></td><td>mod_env</td></tr></table></td></tr></table>
    <p>Specifies one or more environment variables to pass to CGI
    scripts and SSI pages from the environment of the shell which
    invoked the httpd process. Example:</p>
<blockquote><table cellpadding="10"><tr><td bgcolor="#eeeeee"><code>
    PassEnv LD_LIBRARY_PATH
</code></td></tr></table></blockquote>
<hr/><h2><a name="SetEnv">SetEnv</a> <a name="setenv">Directive</a></h2><table cellpadding="1" cellspacing="0" border="0" bgcolor="#cccccc"><tr><td><table bgcolor="#ffffff"><tr><td nowrap="nowrap"><strong>Description: </strong></td><td>Sets environment variables</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Syntax" class="help">Syntax:</a></td><td>SetEnv <em>env-variable value</em></td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Context" class="help">Context:</a></td><td>server config, virtual host, directory, .htaccess</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Override" class="help">Override:</a></td><td>FileInfo</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Status" class="help">Status:</a></td><td>Base</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Module" class="help">Module:</a></td><td>mod_env</td></tr></table></td></tr></table>
    <p>Sets an environment variable, which is then passed on to CGI
    scripts and SSI pages. Example:</p>
<blockquote><table cellpadding="10"><tr><td bgcolor="#eeeeee"><code>
    SetEnv SPECIAL_PATH /foo/bin
</code></td></tr></table></blockquote>
<hr/><h2><a name="UnsetEnv">UnsetEnv</a> <a name="unsetenv">Directive</a></h2><table cellpadding="1" cellspacing="0" border="0" bgcolor="#cccccc"><tr><td><table bgcolor="#ffffff"><tr><td nowrap="nowrap"><strong>Description: </strong></td><td>Removes variables from the environment</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Syntax" class="help">Syntax:</a></td><td>UnsetEnv <em>env-variable</em> [<em>env-variable</em>] ...</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Context" class="help">Context:</a></td><td>server config, virtual host, directory, .htaccess</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Override" class="help">Override:</a></td><td>FileInfo</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Status" class="help">Status:</a></td><td>Base</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Module" class="help">Module:</a></td><td>mod_env</td></tr></table></td></tr></table>
    <p>Removes one or more environment variables from those passed
    on to CGI scripts and SSI pages. Example:</p>
<blockquote><table cellpadding="10"><tr><td bgcolor="#eeeeee"><code>
    UnsetEnv LD_LIBRARY_PATH
</code></td></tr></table></blockquote>
<hr/></blockquote><h3 align="center">Apache HTTP Server Version 2.0</h3><a href="./"><img src="../images/index.gif" alt="Index"/></a><a href="../"><img src="../images/home.gif" alt="Home"/></a></body></html>