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<?xml version='1.0'?> <!--*-nxml-*-->
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
        "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">

<!--
  This file is part of systemd.

  Copyright 2010 Lennart Poettering

  systemd is free software; you can redistribute it and/or modify it
  under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  systemd is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with systemd; If not, see <http://www.gnu.org/licenses/>.
-->

<refentry id="shutdown">

        <refentryinfo>
                <title>shutdown</title>
                <productname>systemd</productname>

                <authorgroup>
                        <author>
                                <contrib>Developer</contrib>
                                <firstname>Lennart</firstname>
                                <surname>Poettering</surname>
                                <email>lennart@poettering.net</email>
                        </author>
                </authorgroup>
        </refentryinfo>

        <refmeta>
                <refentrytitle>shutdown</refentrytitle>
                <manvolnum>8</manvolnum>
        </refmeta>

        <refnamediv>
                <refname>shutdown</refname>
                <refpurpose>Halt, power-off or reboot the machine</refpurpose>
        </refnamediv>

        <refsynopsisdiv>
                <cmdsynopsis>
                        <command>shutdown <arg choice="opt" rep="repeat">OPTIONS</arg> <arg choice="opt">now</arg> <arg choice="opt" rep="repeat">WALL</arg></command>
                </cmdsynopsis>
        </refsynopsisdiv>

        <refsect1>
                <title>Description</title>

                <para><command>shutdown</command> may be used to halt,
                power-off or reboot the machine.</para>

                <para>The first argument should be the string
                <command>now</command> which however is ignored by
                this implementation. Optionally, this may be followed
                by a wall message to be sent to all logged-in users
                before going down.</para>
        </refsect1>

        <refsect1>
                <title>Options</title>

                <para>The following options are understood:</para>

                <variablelist>
                        <varlistentry>
                                <term><option>--help</option></term>

                                <listitem><para>Prints a short help
                                text and exits.</para></listitem>
                        </varlistentry>

                        <varlistentry>
                                <term><option>-H</option></term>
                                <term><option>--halt</option></term>

                                <listitem><para>Halt the machine.</para></listitem>
                        </varlistentry>

                        <varlistentry>
                                <term><option>-P</option></term>
                                <term><option>--poweroff</option></term>

                                <listitem><para>Power-off the
                                machine (the default).</para></listitem>
                        </varlistentry>

                        <varlistentry>
                                <term><option>-r</option></term>
                                <term><option>--reboot</option></term>

                                <listitem><para>Reboot the
                                machine.</para></listitem>
                        </varlistentry>

                        <varlistentry>
                                <term><option>-h</option></term>

                                <listitem><para>Equivalent to
                                <option>--poweroff</option>, unless
                                <option>--halt</option> is
                                specified.</para></listitem>
                        </varlistentry>

                        <varlistentry>
                                <term><option>--k</option></term>

                                <listitem><para>Don't halt, power-off,
                                reboot, just write wall
                                message.</para></listitem>
                        </varlistentry>

                        <varlistentry>
                                <term><option>--no-wall</option></term>

                                <listitem><para>Don't send wall
                                message before
                                halt, power-off, reboot.</para></listitem>
                        </varlistentry>
                </variablelist>
        </refsect1>

        <refsect1>
                <title>Exit status</title>

                <para>On success 0 is returned, a non-zero failure
                code otherwise.</para>
        </refsect1>

        <refsect1>
                <title>Notes</title>

                <para>This is a legacy command available for
                compatibility only.</para>
        </refsect1>

        <refsect1>
                <title>See Also</title>
                <para>
                        <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                        <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                        <citerefentry><refentrytitle>halt</refentrytitle><manvolnum>8</manvolnum></citerefentry>
                </para>
        </refsect1>

</refentry>