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man: mention SYSTEMD_USER_WANTS

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Also split into paragraphs for easier reading and make a few minor
corrections.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2013-12-08 10:38:33 -05:00
parent 7596e9e10a
commit 05b92756f7
1 changed files with 26 additions and 17 deletions
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43
man/systemd.device.xml
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@ -102,28 +102,35 @@
<variablelist class='udev-directives'>
<varlistentry>
<term><varname>SYSTEMD_WANTS=</varname></term>
<term><varname>SYSTEMD_USER_WANTS=</varname></term>
<listitem><para>Adds dependencies of
type <varname>Wants</varname> from
the device unit to all listed units. This
may be used to activate arbitrary
units when a specific device becomes
available. Note that this and the
type <varname>Wants</varname> from the
device unit to all listed units. The
first form is used by the system
systemd instance, the second by user
systemd instances. Those settings may
be used to activate arbitrary units
when a specific device becomes
available.</para>
<para>Note that this and the
other tags are not taken into account
unless the device is tagged with the
<literal>systemd</literal> string in
the udev database, because otherwise
the device is not exposed as systemd
unit (see above). Note that systemd
will only act on
<varname>Wants</varname> dependencies
when a device first becomes active, it
will not act on them if they are added
to devices that are already
active. Use
the device is not exposed as a systemd
unit (see above).</para>
<para>Note that systemd will only act
on <varname>Wants</varname>
dependencies when a device first
becomes active. It will not act on
them if they are added to devices that
are already active. Use
<varname>SYSTEMD_READY=</varname> (see
below) to influence on which udev
event to trigger the device
dependencies.</para></listitem>
event to trigger the dependencies.
</para></listitem>
</varlistentry>
<varlistentry>
@ -142,11 +149,13 @@
even if it shows up in the udev
tree. If this property is unset or set
to 1, the device will be considered
plugged the moment it shows up in the
plugged if it visible in the
udev tree. This property has no
influence on the behavior when a
device disappears from the udev
tree. This option is useful to support
tree.</para>
<para>This option is useful to support
devices that initially show up in an
uninitialized state in the tree, and
for which a <literal>changed</literal>