From 4445a8755774550cd5f1b41fb6067b07374a4163 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 16 Jul 2010 02:56:00 +0200
Subject: systemctl: add to command for virtualizing the dependency tree with
 graphviz

---
 man/systemctl.xml | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

(limited to 'man/systemctl.xml')

diff --git a/man/systemctl.xml b/man/systemctl.xml
index d73e974e3e..42682b7874 100644
--- a/man/systemctl.xml
+++ b/man/systemctl.xml
@@ -127,6 +127,32 @@
                                 necessary.</para></listitem>
                         </varlistentry>
 
+                        <varlistentry>
+                                <term><option>--order</option></term>
+                                <term><option>--require</option></term>
+
+                                <listitem><para>When used in
+                                conjunction with the
+                                <command>dot</command> command (see
+                                below), selects which dependencies are
+                                shown in the dependency graph. If
+                                <option>--order</option> is passed
+                                only dependencies of type
+                                <varname>After=</varname> or
+                                <varname>Before=</varname> are
+                                shown. If <option>--require</option>
+                                is passed only dependencies of type
+                                <varname>Requires=</varname>,
+                                <varname>RequiresOverridable=</varname>,
+                                <varname>Requisite=</varname>,
+                                <varname>RequisiteOverridable=</varname>,
+                                <varname>Wants=</varname> and
+                                <varname>Conflicts=</varname> are
+                                shown. If neither is passed, shows
+                                dependencies of all these
+                                types.</para></listitem>
+                        </varlistentry>
+
                         <varlistentry>
                                 <term><option>--system</option></term>
 
@@ -355,6 +381,24 @@
                                 be parsed by
                                 applications.</para></listitem>
                         </varlistentry>
+                        <varlistentry>
+                                <term><command>dot</command></term>
+
+                                <listitem><para>Generate textual
+                                dependency graph description in dot
+                                format for further processing with the
+                                GraphViz
+                                <citerefentry><refentrytitle>dot</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+                                tool. Use a command line like
+                                <command>systemctl dot | dot -Tsvg >
+                                systemd.svg</command> to generate a
+                                graphical dependency tree. Unless
+                                <option>--order</option> or
+                                <option>--require</option> is passed
+                                the generated graph will show both
+                                ordering and requirement
+                                dependencies.</para></listitem>
+                        </varlistentry>
                         <varlistentry>
                                 <term><command>snapshot [NAME]</command></term>
 
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