<html>
<head>
<base href="https://wiki.asterisk.org/wiki">
<link rel="stylesheet" href="/wiki/s/en/2172/18/9/_/styles/combined.css?spaceKey=AST&forWysiwyg=true" type="text/css">
</head>
<body style="background: white;" bgcolor="white" class="email-body">
<div id="pageContent">
<div id="notificationFormat">
<div class="wiki-content">
<div class="email">
<h2><a href="https://wiki.asterisk.org/wiki/display/AST/Asterisk+11+Function_SHELL">Asterisk 11 Function_SHELL</a></h2>
<h4>Page <b>added</b> by <a href="https://wiki.asterisk.org/wiki/display/~wikibot">Wiki Bot</a>
</h4>
<br/>
<div class="notificationGreySide">
<h1><a name="Asterisk11Function_SHELL-SHELL%28%29"></a>SHELL()</h1>
<h3><a name="Asterisk11Function_SHELL-Synopsis"></a>Synopsis</h3>
<p>Executes a command as if you were at a shell.</p>
<h3><a name="Asterisk11Function_SHELL-Description"></a>Description</h3>
<p>Returns the value from a system command</p>
<p>Example: <tt>Set(foo=${SHELL(echo \bar)})</tt></p>
<div class='panelMacro'><table class='infoMacro'><colgroup><col width='24'><col></colgroup><tr><td valign='top'><img src="/wiki/images/icons/emoticons/information.gif" width="16" height="16" align="absmiddle" alt="" border="0"></td><td><b>Note</b><br />When using the SHELL() dialplan function, your \SHELL\ is /bin/sh, which may differ as to the underlying shell, depending upon your production platform. Also keep in mind that if you are using a common path, you should be mindful of race conditions that could result from two calls running SHELL() simultaneously.</td></tr></table></div>
<h3><a name="Asterisk11Function_SHELL-Syntax"></a>Syntax</h3>
<div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent">
<pre>SHELL(command)</pre>
</div></div>
<h5><a name="Asterisk11Function_SHELL-Arguments"></a>Arguments</h5>
<ul>
<li>command - This is the argument to the function, the command you want to pass to the shell.</li>
</ul>
<h3><a name="Asterisk11Function_SHELL-ImportVersion"></a>Import Version</h3>
<p>This documentation was imported from Asterisk Version SVN-trunk-r370322</p>
</div>
<div id="commentsSection" class="wiki-content pageSection">
<div style="float: right;" class="grey">
<a href="https://wiki.asterisk.org/wiki/users/removespacenotification.action?spaceKey=AST">Stop watching space</a>
<span style="padding: 0px 5px;">|</span>
<a href="https://wiki.asterisk.org/wiki/users/editmyemailsettings.action">Change email notification preferences</a>
</div>
<a href="https://wiki.asterisk.org/wiki/display/AST/Asterisk+11+Function_SHELL">View Online</a>
|
<a href="https://wiki.asterisk.org/wiki/display/AST/Asterisk+11+Function_SHELL?showComments=true&showCommentArea=true#addcomment">Add Comment</a>
</div>
</div>
</div>
</div>
</div>
</body>
</html>