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<!-- SPDX-License-Identifier: LGPL-2.1-or-later -->
<refentry id="systemd.directives">
<refentryinfo>
<title>systemd.directives</title>
<productname>systemd</productname>
</refentryinfo>
<refmeta>
<refentrytitle>systemd.directives</refentrytitle>
<manvolnum>7</manvolnum>
</refmeta>
<refnamediv>
<refname>systemd.directives</refname>
<refpurpose>Index of configuration directives</refpurpose>
</refnamediv>
<refsect1>
<title>Unit directives</title>
<para>Directives for configuring units, used in unit files.</para>
<variablelist id='unit-directives' />
</refsect1>
<refsect1>
<title>Options on the kernel command line</title>
<para>Kernel boot options for configuring the behaviour of the systemd process.</para>
<variablelist id='kernel-commandline-options' />
</refsect1>
<refsect1>
<title>Environment variables</title>
<para>Environment variables understood by the systemd manager and other programs and environment
variable-compatible settings.</para>
<variablelist id='environment-variables' />
</refsect1>
<refsect1>
<title>EFI variables</title>
<para>EFI variables understood by
<citerefentry><refentrytitle>systemd-boot</refentrytitle><manvolnum>7</manvolnum></citerefentry>
and other programs.</para>
<variablelist id='efi-variables' />
</refsect1>
<refsect1>
<title>Home Area/User Account directives</title>
<para>Directives for configuring home areas and user accounts via
<citerefentry><refentrytitle>systemd-homed.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.</para>
<variablelist id='home-directives' />
</refsect1>
<refsect1>
<title>UDEV directives</title>
<para>Directives for configuring systemd units through the udev database.</para>
<variablelist id='udev-directives' />
</refsect1>
<refsect1>
<title>Network directives</title>
<para>Directives for configuring network links through the net-setup-link udev builtin and networks
through systemd-networkd.</para>
<variablelist id='network-directives' />
</refsect1>
<refsect1>
<title>Journal fields</title>
<para>Fields in the journal events with a well known meaning.</para>
<variablelist id='journal-directives' />
</refsect1>
<refsect1>
<title>PAM configuration directives</title>
<para>Directives for configuring PAM behaviour.</para>
<variablelist id='pam-directives' />
</refsect1>
<refsect1>
<title><filename>/etc/crypttab</filename>,
<filename>/etc/veritytab</filename> and
<filename>/etc/fstab</filename> options</title>
<para>Options which influence mounted filesystems and encrypted volumes.</para>
<variablelist id='fstab-options' />
</refsect1>
<refsect1>
<title><citerefentry><refentrytitle>systemd.nspawn</refentrytitle><manvolnum>5</manvolnum></citerefentry>
directives</title>
<para>Directives for configuring systemd-nspawn containers.</para>
<variablelist id='nspawn-directives' />
</refsect1>
<refsect1>
<title>Program configuration options</title>
<para>Directives for configuring the behaviour of the systemd process and other tools through
configuration files.</para>
<variablelist id='config-directives' />
</refsect1>
<refsect1>
<title>Command line options</title>
<para>Command-line options accepted by programs in the systemd suite.</para>
<variablelist id='options' />
</refsect1>
<refsect1>
<title>Constants</title>
<para>Various constants used and/or defined by systemd.</para>
<variablelist id='constants' />
</refsect1>
<refsect1>
<title>DNS resource record types</title>
<variablelist id='dns' />
</refsect1>
<refsect1>
<title>Miscellaneous options and directives</title>
<para>Other configuration elements which don't fit in any of the above groups.</para>
<variablelist id='miscellaneous' />
</refsect1>
<refsect1>
<title>Specifiers</title>
<para>Short strings which are substituted in configuration directives.</para>
<variablelist id='specifiers' />
</refsect1>
<refsect1>
<title>Files and directories</title>
<para>Paths and file names referred to in the documentation.</para>
<variablelist id='filenames' />
</refsect1>
<refsect1>
<title>D-Bus interfaces</title>
<para>Interfaces exposed over D-Bus.</para>
<variablelist id='dbus-interface' />
</refsect1>
<refsect1>
<title>D-Bus methods</title>
<para>Methods exposed in the D-Bus interface.</para>
<variablelist id='dbus-method' />
</refsect1>
<refsect1>
<title>D-Bus properties</title>
<para>Properties exposed in the D-Bus interface.</para>
<variablelist id='dbus-property' />
</refsect1>
<refsect1>
<title>D-Bus signals</title>
<para>Signals emitted in the D-Bus interface.</para>
<variablelist id='dbus-signal' />
</refsect1>
<refsect1>
<title>Colophon</title>
<para id='colophon' />
</refsect1>
</refentry>