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man: document runlevel and systemd-install

This commit is contained in:
Lennart Poettering 2010-06-23 01:49:57 +02:00
parent f9378423b9
commit 359957ee23
4 changed files with 330 additions and 3 deletions
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1
.gitignore vendored
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@ -16,6 +16,7 @@ systemd-logger
systemctl
systemadm
.dirstamp
*.1
*.3
*.5
*.7

18
Makefile.am
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@ -313,7 +313,9 @@ dist_man_MANS = \
man/sd_booted.3 \
man/sd_listen_fds.3 \
man/sd_is_fifo.3 \
man/sd-daemon.7
man/sd-daemon.7 \
man/runlevel.8 \
man/systemd-install.1
nodist_man_MANS = \
man/systemd.special.7
@ -327,7 +329,9 @@ dist_noinst_DATA = \
man/sd_booted.html \
man/sd_listen_fds.html \
man/sd_is_fifo.html \
man/sd-daemon.html
man/sd-daemon.html \
man/runlevel.html \
man/systemd-install.html
nodist_noinst_DATA = \
man/systemd.special.html
@ -344,7 +348,9 @@ EXTRA_DIST += \
man/sd_booted.xml \
man/sd_listen_fds.xml \
man/sd_is_fifo.xml \
man/sd-daemon.xml
man/sd-daemon.xml \
man/runlevel.xml \
man/systemd-install.xml
systemd_SOURCES = \
src/main.c
@ -594,6 +600,12 @@ man/%.3: man/%.xml
man/%.3.in: man/%.xml.in
$(XSLTPROC_PROCESS_MAN)
man/%.1: man/%.xml
$(XSLTPROC_PROCESS_MAN)
man/%.1.in: man/%.xml.in
$(XSLTPROC_PROCESS_MAN)
man/%.5: man/%.xml
$(XSLTPROC_PROCESS_MAN)

149
man/runlevel.xml Normal file
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@ -0,0 +1,149 @@
<?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="systemd">
<refentryinfo>
<title>runlevel</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>runlevel</refentrytitle>
<manvolnum>8</manvolnum>
</refmeta>
<refnamediv>
<refname>runlevel</refname>
<refpurpose>Print previous and current SysV runlevel</refpurpose>
</refnamediv>
<refsynopsisdiv>
<cmdsynopsis>
<command>runlevel <arg choice="opt" rep="repeat">options</arg></command>
</cmdsynopsis>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
<para><command>runlevel</command> prints the previous
and current SysV runlevel if they are known.</para>
<para>The two runlevel characters are seperated by a
single space character. If a runlevel cannot be
determined N is printed instead. If neither can be
determined the word "unknown" is printed.</para>
<para>Unless overriden in the environment this will
check the utmp database for recent runlevel
changes.</para>
<para>The following option is understood:</para>
<variablelist>
<varlistentry>
<term>--help</term>
<listitem><para>Prints a short help
text and exits.</para></listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>Exit status</title>
<para>If one or both runlevels could be determined, 0
is returned, a non-zero failure code otherwise.</para>
</refsect1>
<refsect1>
<title>Environment</title>
<variablelist>
<varlistentry>
<term><varname>$RUNLEVEL</varname></term>
<listitem><para>If
<varname>$RUNLEVEL</varname> is set,
<command>runlevel</command> will print
this value as current runlevel and
ignore utmp.</para></listitem>
</varlistentry>
<varlistentry>
<term><varname>$PREVLEVEL</varname></term>
<listitem><para>If
<varname>$PREVLEVEL</varname> is set
<command>runlevel</command> will print
this value as previous runlevel and
ignore utmp.</para></listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>Files</title>
<variablelist>
<varlistentry>
<term><varname>/var/run/utmp</varname></term>
<listitem><para>The utmp database
<command>runlevel</command> reads the
previous and current runlevel
from.</para></listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>Notes</title>
<para>This is a legacy call available for compatbility
only. It should not be used anymore, as the concept of
runlevels is obselete.</para>
</refsect1>
<refsect1>
<title>See Also</title>
<para>
<citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
</para>
</refsect1>
</refentry>

165
man/systemd-install.xml Normal file
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@ -0,0 +1,165 @@
<?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="systemd">
<refentryinfo>
<title>systemd-install</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>systemd-install</refentrytitle>
<manvolnum>1</manvolnum>
</refmeta>
<refnamediv>
<refname>systemd-install</refname>
<refpurpose>Enable or disable a systemd unit
definition file</refpurpose>
</refnamediv>
<refsynopsisdiv>
<cmdsynopsis>
<command>systemd-install <arg choice="opt" rep="repeat">options</arg> <option>enable</option> <arg choice="opt" rep="repeat">name</arg></command>
</cmdsynopsis>
<cmdsynopsis>
<command>systemd-install <arg choice="opt" rep="repeat">options</arg> <option>disable</option> <arg choice="opt" rep="repeat">name</arg></command>
</cmdsynopsis>
<cmdsynopsis>
<command>systemd-install <arg choice="opt" rep="repeat">options</arg> <option>test</option> <arg choice="opt" rep="repeat">name</arg></command>
</cmdsynopsis>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
<para><command>systemd-install</command> enables or
disables systemd units, or checks whether they are
enabled.</para>
<para>The following options are understood:</para>
<variablelist>
<varlistentry>
<term>--help</term>
<listitem><para>Prints a short help
text and exits.</para></listitem>
</varlistentry>
<varlistentry>
<term>--force</term>
<listitem><para>Enable/disable a
service even if it conflicts
with/contradicts another service. This
might have the effect of disabling
another service that was
enabled.</para></listitem>
</varlistentry>
<varlistentry>
<term>--system</term>
<listitem><para>Enable/disable a
system service.</para></listitem>
</varlistentry>
<varlistentry>
<term>--session</term>
<listitem><para>Enable/disable a
session service for the calling
user.</para></listitem>
</varlistentry>
<varlistentry>
<term>--global</term>
<listitem><para>Enable/disable a
session service for all
users.</para></listitem>
</varlistentry>
</variablelist>
<para>The following verbs are understood:</para>
<variablelist>
<varlistentry>
<term>enable</term>
<listitem><para>Enable a unit. This
will create a number of symlinks as
encoded in the [Install] section of a
unit file.</para></listitem>
</varlistentry>
<varlistentry>
<term>disable</term>
<listitem><para>Disable a unit. This
will removed a number of symlinks as
encoded in the [Install] section of a
unit file.</para></listitem>
</varlistentry>
<varlistentry>
<term>test</term>
<listitem><para>Checks whether any of
the units specified are
installed. This will check for the
existance of a number of symlinks as
encoded in the [Install] section of a
unit file.</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>See Also</title>
<para>
<citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>
</para>
</refsect1>
</refentry>