diff options
Diffstat (limited to 'man')
| -rw-r--r-- | man/systemctl.xml | 62 |
1 files changed, 44 insertions, 18 deletions
diff --git a/man/systemctl.xml b/man/systemctl.xml index 033160329..4a7abab8a 100644 --- a/man/systemctl.xml +++ b/man/systemctl.xml @@ -151,9 +151,12 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>. <listitem> <para>Show reverse dependencies between units with - <command>list-dependencies</command>, i.e. units with - dependencies of type <varname>Wants=</varname> or - <varname>Requires=</varname> on the given unit. + <command>list-dependencies</command>, i.e. follow + dependencies of type <varname>WantedBy=</varname>, + <varname>RequiredBy=</varname>, + <varname>RequiredByOverrridable=</varname>, + <varname>PartOf=</varname>, <varname>BoundBy=</varname>, + instead of <varname>Wants=</varname> and similar. </para> </listitem> </varlistentry> @@ -164,10 +167,20 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>. <listitem> <para>With <command>list-dependencies</command>, show the units that are ordered before the specified unit. In other - words, list the units that are in the <varname>After=</varname> - directive of the specified unit, have the specified unit in - their <varname>Before=</varname> directive, or are otherwise - implicit dependencies of the specified unit.</para> + words, recursively list units following the + <varname>After=</varname> dependency.</para> + + <para>Note that any <varname>After=</varname> dependency is + automatically mirrored to create a + <varname>Before=</varname> dependency. Temporal dependencies + may be specified explictly, but are also created implicitly + for units which are <varname>WantedBy=</varname> targets + (see + <citerefentry><refentrytitle>systemd.target</refentrytitle><manvolnum>5</manvolnum></citerefentry>), + and as a result of other directives (for example + <varname>RequiresMountsFor=</varname>). Both explicitly + and implicitly introduced dependencies are shown with + <command>list-dependencies</command>.</para> </listitem> </varlistentry> @@ -177,10 +190,8 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>. <listitem> <para>With <command>list-dependencies</command>, show the units that are ordered after the specified unit. In other - words, list the units that are in the <varname>Before=</varname> - directive of the specified unit, have the specified unit in - their <varname>After=</varname> directive, or otherwise depend - on the specified unit.</para> + words, recursively list units following the + <varname>Before=</varname> dependency.</para> </listitem> </varlistentry> @@ -848,15 +859,30 @@ kobject-uevent 1 systemd-udevd-kernel.socket systemd-udevd.service </varlistentry> <varlistentry> - <term><command>list-dependencies <replaceable>NAME</replaceable></command></term> + <term> + <command>list-dependencies</command> + <optional><replaceable>NAME</replaceable></optional> + </term> <listitem> - <para>Shows required and wanted units of the specified - unit. If no unit is specified, - <filename>default.target</filename> is implied. Target units - are recursively expanded. When <option>--all</option> is - passed, all other units are recursively expanded as - well.</para> + <para>Shows units required and wanted by the specified + unit. This recursively lists units following the + <varname>Requires=</varname>, + <varname>RequiresOverridable=</varname>, + <varname>Requisite=</varname>, + <varname>RequisiteOverridable=</varname>, + <varname>Wants=</varname>, <varname>BindsTo=</varname> + dependencies. If no unit is specified, + <filename>default.target</filename> is implied.</para> + + <para>By default, only target units are recursively + expanded. When <option>--all</option> is passed, all other + units are recursively expanded as well.</para> + + <para>Options <option>--reverse</option>, + <option>--after</option>, <option>--before</option> + may be used to change what types of dependencies + are shown.</para> </listitem> </varlistentry> </variablelist> |