man: use 'weak' and 'strong' for explaining difference between Wants= + Requires=

A minor tweak, that hopefully makes things a bit clearer, given that we
previously used "requirement dependency" when referring to Wants=, which
might be confusing given that we have Requires=
master
Lennart Poettering 2 years ago
parent 63d9fe0f6d
commit c024f320ff
  1. 12
      man/systemd.unit.xml

@ -596,11 +596,11 @@
<varlistentry>
<term><varname>Wants=</varname></term>
<listitem><para>Configures requirement dependencies on other units. This option may be specified more
than once or multiple space-separated units may be specified in one option in which case dependencies
for all listed names will be created. Dependencies of this type may also be configured outside of the
unit configuration file by adding a symlink to a <filename>.wants/</filename> directory accompanying
the unit file. For details, see above.</para>
<listitem><para>Configures (weak) requirement dependencies on other units. This option may be
specified more than once or multiple space-separated units may be specified in one option in which
case dependencies for all listed names will be created. Dependencies of this type may also be
configured outside of the unit configuration file by adding a symlink to a
<filename>.wants/</filename> directory accompanying the unit file. For details, see above.</para>
<para>Units listed in this option will be started if the configuring unit is. However, if the listed
units fail to start or cannot be added to the transaction, this has no impact on the validity of the
@ -619,7 +619,7 @@
<varlistentry>
<term><varname>Requires=</varname></term>
<listitem><para>Similar to <varname>Wants=</varname>, but declares a stronger
<listitem><para>Similar to <varname>Wants=</varname>, but declares a stronger requirement
dependency. Dependencies of this type may also be configured by adding a symlink to a
<filename>.requires/</filename> directory accompanying the unit file.</para>

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