systemd, non-zero otherwise. If this option is passed, no
message is sent. This option is hence unrelated to the other
options. For details about the semantics of this option, see
- <citerefentry><refentrytitle>sd_booted</refentrytitle><manvolnum>3</manvolnum></citerefentry>.</para></listitem>
+ <citerefentry><refentrytitle>sd_booted</refentrytitle><manvolnum>3</manvolnum></citerefentry>. An
+ alternative way to check for this state is to call
+ <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+ with the <command>is-system-running</command> command. It will
+ return <literal>offline</literal> if the system was not booted
+ with systemd. </para></listitem>
</varlistentry>
<xi:include href="standard-options.xml" xpointer="help" />
systemd-notify --ready --status="Waiting for data..."
while : ; do
- read a < /tmp/waldo
- systemd-notify --status="Processing $a"
+ read a < /tmp/waldo
+ systemd-notify --status="Processing $a"
- # Do something with $a ...
+ # Do something with $a ...
- systemd-notify --status="Waiting for data..."
+ systemd-notify --status="Waiting for data..."
done</programlisting>
</example>
</refsect1>