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<page xmlns="http://projectmallard.org/1.0/"
type="topic"
id="pref-custom-command">
<info>
<revision pkgversion="3.8" date="2013-03-02" status="candidate"/>
<revision pkgversion="3.12" date="2014-09-08" status="candidate"/>
<revision pkgversion="3.34" date="2020-01-04" status="candidate"/>
<link type="guide" xref="index#preferences"/>
<link type="guide" xref="pref#profile"/>
<link type="seealso" xref="gs-execute-commands"/>
<!-- <link type="seealso" xref="prob-add-to-path"/>-->
<credit type="author copyright">
<name>Sindhu S</name>
<email>sindhus@live.in</email>
<years>2013</years>
</credit>
<credit type="copyright editor">
<name>Ekaterina Gerasimova</name>
<email>kittykat3756@gmail.com</email>
<years>2013-2014</years>
</credit>
<credit type="copyright editor">
<name>Michael Hill</name>
<email>mdhillca@gmail.com</email>
<years>2013</years>
</credit>
<include href="legal.xml" xmlns="http://www.w3.org/2001/XInclude"/>
<desc>Set <app>Terminal</app> to run a command or a different shell on startup.</desc>
</info>
<title>Custom commands and shells</title>
<p>A <em>shell</em> is software that provides an interface for users of an
operating system to run <em>commands</em>, which can be programs such as
<app>top</app> or a command line shell. The default shell is usually
<app>Bash</app>.</p>
<p>You can set <app>Terminal</app> to run a command when it starts up instead
of awaiting input from you:</p>
<steps>
<item>
<p>Press the menu button in the top-right corner of the window and select
<gui style="menuitem">Preferences</gui>.</p>
</item>
<item>
<p>In the sidebar, select your current profile in the <gui>Profiles</gui>
section.</p>
</item>
<item>
<p>Select <gui style="tab">Command</gui>.</p>
</item>
<item>
<p>Check <gui>Run a custom command instead of my shell</gui>.</p>
</item>
<item>
<p>In the text box, type the command or the desired shell.</p>
<p>The command will be passed to the terminal exactly as you write it,
including any arguments that you specify. Environment variables will be
inherited from the terminal as it is a child process of the terminal.</p>
</item>
<item>
<p>Open a new <app>Terminal</app> tab or window to see how the custom
shell or command executes.</p>
</item>
</steps>
<p>You can also <link xref="pref-custom-exit">set the behavior</link> of
the terminal once the command finishes executing.</p>
<note style="important">
<p>You may have to enter full path to the command or the shell if the
directory where the command or shell resides is not in the
<code>PATH</code> variable of your system.</p>
</note>
</page>
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