<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>Apache Portable Runtime: Functions for manipulating the environment</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/search.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body onload='searchBox.OnSelectItem(0);'> <!-- Generated by Doxygen 1.7.3 --> <script type="text/javascript"><!-- var searchBox = new SearchBox("searchBox", "search",false,'Search'); --></script> <div id="top"> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">Apache Portable Runtime</div> </td> </tr> </tbody> 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valign="top"><a class="el" href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__apr__env.html#gae11f733a639393a35e82c795f4ecd470">apr_env_set</a> (const char *envvar, const char *value, <a class="el" href="group__apr__pools.html#gaf137f28edcf9a086cd6bc36c20d7cdfb">apr_pool_t</a> *pool)</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__apr__env.html#ga2bfac0686199b2fee97a7638df7cbfdc">apr_env_delete</a> (const char *envvar, <a class="el" href="group__apr__pools.html#gaf137f28edcf9a086cd6bc36c20d7cdfb">apr_pool_t</a> *pool)</td></tr> </table> <hr/><h2>Function Documentation</h2> <a class="anchor" id="ga2bfac0686199b2fee97a7638df7cbfdc"></a><!-- doxytag: member="apr_env.h::apr_env_delete" ref="ga2bfac0686199b2fee97a7638df7cbfdc" args="(const char *envvar, apr_pool_t *pool)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a> apr_env_delete </td> <td>(</td> <td class="paramtype">const char * </td> <td class="paramname"><em>envvar</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__apr__pools.html#gaf137f28edcf9a086cd6bc36c20d7cdfb">apr_pool_t</a> * </td> <td class="paramname"><em>pool</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p>Delete a variable from the environment </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">envvar</td><td>the name of the environment variable </td></tr> <tr><td class="paramname">pool</td><td>where to allocate temporary storage from </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="gada7cd6ccada789a3738f8fc6334da809"></a><!-- doxytag: member="apr_env.h::apr_env_get" ref="gada7cd6ccada789a3738f8fc6334da809" args="(char **value, const char *envvar, apr_pool_t *pool)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a> apr_env_get </td> <td>(</td> <td class="paramtype">char ** </td> <td class="paramname"><em>value</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const char * </td> <td class="paramname"><em>envvar</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__apr__pools.html#gaf137f28edcf9a086cd6bc36c20d7cdfb">apr_pool_t</a> * </td> <td class="paramname"><em>pool</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p>Get the value of an environment variable </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">value</td><td>the returned value, allocated from <em>pool</em> </td></tr> <tr><td class="paramname">envvar</td><td>the name of the environment variable </td></tr> <tr><td class="paramname">pool</td><td>where to allocate <em>value</em> and any temporary storage from </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="gae11f733a639393a35e82c795f4ecd470"></a><!-- doxytag: member="apr_env.h::apr_env_set" ref="gae11f733a639393a35e82c795f4ecd470" args="(const char *envvar, const char *value, apr_pool_t *pool)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a> apr_env_set </td> <td>(</td> <td class="paramtype">const char * </td> <td class="paramname"><em>envvar</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const char * </td> <td class="paramname"><em>value</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__apr__pools.html#gaf137f28edcf9a086cd6bc36c20d7cdfb">apr_pool_t</a> * </td> <td class="paramname"><em>pool</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p>Set the value of an environment variable </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">envvar</td><td>the name of the environment variable </td></tr> <tr><td class="paramname">value</td><td>the value to set </td></tr> <tr><td class="paramname">pool</td><td>where to allocate temporary storage from </td></tr> </table> </dd> </dl> </div> </div> </div> <!--- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return 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