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man: explicitly distinguish "implicit dependencies" and "default dependencies"

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Fixes: #6793
This commit is contained in:
John Lin
2017-09-13 11:39:09 +08:00
parent bbe0b4a8d5
commit 45f09f939b
15 changed files with 347 additions and 201 deletions
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man/systemd.target.xml
+20 -13
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@@ -80,22 +80,29 @@
</refsect1>
<refsect1>
<title>Automatic Dependencies</title>
<title>Implicit Dependencies</title>
<para>Unless <varname>DefaultDependencies=</varname> is set to
<option>no</option> in either of related units or an explicit ordering
dependency is already defined, target units will implicitly complement all
configured dependencies of type <varname>Wants=</varname> or
<varname>Requires=</varname> with dependencies of type
<varname>After=</varname>. Note that <varname>Wants=</varname> or
<varname>Requires=</varname> must be defined in the target unit itself — if
you for example define <varname>Wants=</varname>some.target in
some.service, the implicit ordering will not be added.</para>
<para>There are no implicit dependencies for target units.</para>
</refsect1>
<para>All target units automatically gain <varname>Conflicts=</varname>
dependency against shutdown.target unless <varname>DefaultDependencies=</varname>
is set to <option>no</option>.</para>
<refsect1>
<title>Default Dependencies</title>
<para>The following dependencies are added unless
<varname>DefaultDependencies=no</varname> is set:</para>
<itemizedlist>
<listitem><para>Target units will automatically complement all
configured dependencies of type <varname>Wants=</varname> or
<varname>Requires=</varname> with dependencies of type
<varname>After=</varname>. Note that <varname>Wants=</varname> or
<varname>Requires=</varname> must be defined in the target unit itself — if
you for example define <varname>Wants=</varname>some.target in
some.service, the automatic ordering will not be added.</para></listitem>
<listitem><para>Target units automatically gain <varname>Conflicts=</varname>
dependency against <filename>shutdown.target</filename>.</para></listitem>
</itemizedlist>
</refsect1>
<refsect1>