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man: document FailureActionExitStatus=/SuccessActionExitStatus=

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Lennart Poettering 2018-11-16 12:40:28 +01:00
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man/systemd.unit.xml
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@ -887,10 +887,26 @@
cause no dirty file systems on reboot (i.e. equivalent to <command>systemctl reboot -f</command>) and cause no dirty file systems on reboot (i.e. equivalent to <command>systemctl reboot -f</command>) and
<option>reboot-immediate</option> causes immediate execution of the <option>reboot-immediate</option> causes immediate execution of the
<citerefentry><refentrytitle>reboot</refentrytitle><manvolnum>2</manvolnum></citerefentry> system call, which <citerefentry><refentrytitle>reboot</refentrytitle><manvolnum>2</manvolnum></citerefentry> system call, which
might result in data loss. Similarly, <option>poweroff</option>, <option>poweroff-force</option>, might result in data loss (i.e. equivalent to <command>systemctl reboot -ff</command>). Similarly,
<option>poweroff-immediate</option> have the effect of powering down the system with similar <option>poweroff</option>, <option>poweroff-force</option>, <option>poweroff-immediate</option> have the effect
semantics. <option>exit</option> causes the manager to exit following the normal shutdown procedure, and of powering down the system with similar semantics. <option>exit</option> causes the manager to exit following
<option>exit-force</option> causes it terminate without shutting down services.</para></listitem> the normal shutdown procedure, and <option>exit-force</option> causes it terminate without shutting down
services. When <option>exit</option> or <option>exit-force</option> is used by default the exit status of the
main process of the unit (if this applies) is returned from the service manager. However, this may be overriden
with <varname>FailureActionExitStatus=</varname>/<varname>SuccessActionExitStatus=</varname>, see
below.</para></listitem>
</varlistentry>
<varlistentry>
<term><varname>FailureActionExitStatus=</varname></term>
<term><varname>SuccessActionExitStatus=</varname></term>
<listitem><para>Controls the exit status to propagate back to an invoking container manager (in case of a
system service) or service manager (in case of a user manager) when the
<varname>FailureAction=</varname>/<varname>SuccessAction=</varname> are set to <option>exit</option> or
<option>exit-force</option> and the action is triggered. By default the exit status of the main process of the
triggering unit (if this applies) is propagated. Takes a value in the range 0…255 or the empty string to
request default behaviour.</para></listitem>
</varlistentry> </varlistentry>
<varlistentry> <varlistentry>