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<div id="preamble"><h1>Module Apache mod_env</h1>
<div class="toplang">
<li><img alt="" src="../images/down.gif" /> <a href="#setenv">SetEnv</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#unsetenv">UnsetEnv</a></li>
</ul>
-<h3>Voir aussi</h3>
+<h3>Traitement des bugs</h3><ul class="seealso"><li><a href="https://www.apache.org/dist/httpd/CHANGES_2.4">Journal des modifications de httpd</a></li><li><a href="https://bz.apache.org/bugzilla/buglist.cgi?bug_status=__open__&list_id=144532&product=Apache%20httpd-2&query_format=specific&order=changeddate%20DESC%2Cpriority%2Cbug_severity&component=mod_env">Problèmes connus</a></li><li><a href="https://bz.apache.org/bugzilla/enter_bug.cgi?product=Apache%20httpd-2&component=mod_env">Signaler un bug</a></li></ul><h3>Voir aussi</h3>
<ul class="seealso">
<li><a href="../env.html">Variables d'environnement</a></li>
<li><code class="directive"><a href="../mod/mod_setenvif.html#setenvif">SetEnvIf</a></code></li>
-</ul></div>
+<li><a href="#comments_section">Commentaires</a></li></ul></div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
-<div class="directive-section"><h2><a name="PassEnv" id="PassEnv">PassEnv</a> <a name="passenv" id="passenv">Directive</a></h2>
+<div class="directive-section"><h2><a name="passenv" id="passenv">Directive</a> <a name="PassEnv" id="PassEnv">PassEnv</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>Transmet des variables d'environnement depuis le
shell</td></tr>
valeurs sont issues de l'environnement natif de l'OS associé au
shell qui a invoqué le processus <code class="program"><a href="../programs/httpd.html">httpd</a></code>.</p>
- <div class="example"><h3>Exemple</h3><p><code>
- PassEnv LD_LIBRARY_PATH
- </code></p></div>
+ <div class="example"><h3>Exemple</h3><pre class="prettyprint lang-config">PassEnv LD_LIBRARY_PATH</pre>
+</div>
</div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
-<div class="directive-section"><h2><a name="SetEnv" id="SetEnv">SetEnv</a> <a name="setenv" id="setenv">Directive</a></h2>
+<div class="directive-section"><h2><a name="setenv" id="setenv">Directive</a> <a name="SetEnv" id="SetEnv">SetEnv</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>Définit des variables d'environnement</td></tr>
-<tr><th><a href="directive-dict.html#Syntax">Syntaxe:</a></th><td><code>SetEnv <var>var-env</var> <var>valeur</var></code></td></tr>
+<tr><th><a href="directive-dict.html#Syntax">Syntaxe:</a></th><td><code>SetEnv <var>var-env</var> [<var>valeur</var>]</code></td></tr>
<tr><th><a href="directive-dict.html#Context">Contexte:</a></th><td>configuration du serveur, serveur virtuel, répertoire, .htaccess</td></tr>
<tr><th><a href="directive-dict.html#Override">AllowOverride:</a></th><td>FileInfo</td></tr>
<tr><th><a href="directive-dict.html#Status">Statut:</a></th><td>Base</td></tr>
ensuite disponible pour les modules du serveur HTTP Apache et
transmise aux scripts CGI et aux pages SSI.</p>
- <div class="example"><h3>Exemple</h3><p><code>
- SetEnv SPECIAL_PATH /foo/bin
- </code></p></div>
+ <div class="example"><h3>Exemple</h3><pre class="prettyprint lang-config">SetEnv SPECIAL_PATH /foo/bin</pre>
+</div>
+
+ <p>Si l'argument <var>valeur</var> est absent, la variable est
+ définie à la valeur d'une chaîne vide.</p>
+
<div class="note"><p>Les variables d'environnement internes définies par cette
directive le sont <em>après</em> l'exécution de la plupart des
directives du traitement initial des requêtes, comme les contrôles
fichiers. Si la variable d'environnement est sensée intervenir au
cours de cette phase initiale du traitement, par exemple pour la
directive <code class="directive"><a href="../mod/mod_rewrite.html#rewriterule">RewriteRule</a></code>,
- vous devez plutôt utiliser la directive <code class="directive"><a href="../mod/mod_setenvif.html# setenvif"> SetEnvIf</a></code> pour définir cette
+ vous devez plutôt utiliser la directive <code class="directive"><a href="../mod/mod_setenvif.html#setenvif">SetEnvIf</a></code> pour définir cette
variable.</p>
</div>
</ul>
</div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
-<div class="directive-section"><h2><a name="UnsetEnv" id="UnsetEnv">UnsetEnv</a> <a name="unsetenv" id="unsetenv">Directive</a></h2>
+<div class="directive-section"><h2><a name="unsetenv" id="unsetenv">Directive</a> <a name="UnsetEnv" id="UnsetEnv">UnsetEnv</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>Supprime des variables de l'environnement</td></tr>
<tr><th><a href="directive-dict.html#Syntax">Syntaxe:</a></th><td><code>UnsetEnv <var>var-env</var> [<var>var-env</var>]
<p>Supprime une ou plusieurs variables d'environnement internes parmi celles
qui sont transmises aux scripts CGI et aux pages SSI.</p>
- <div class="example"><h3>Exemple</h3><p><code>
- UnsetEnv LD_LIBRARY_PATH
- </code></p></div>
+ <div class="example"><h3>Exemple</h3><pre class="prettyprint lang-config">UnsetEnv LD_LIBRARY_PATH</pre>
+</div>
</div>
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