<?xml version='1.0'?> <!--*-nxml-*-->
-<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
- "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd" [
-<!ENTITY % entities SYSTEM "custom-entities.ent" >
-%entities;
-]>
-
-<!--
- This file is part of systemd.
-
- Copyright 2013 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
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- WITHOUT ANY WARRANTY; without even the implied warranty of
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- You should have received a copy of the GNU Lesser General Public License
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--->
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
+ "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
+<!-- SPDX-License-Identifier: LGPL-2.1+ -->
<refentry id="sd_watchdog_enabled"
xmlns:xi="http://www.w3.org/2001/XInclude">
<refentryinfo>
<title>sd_watchdog_enabled</title>
<productname>systemd</productname>
-
- <authorgroup>
- <author>
- <contrib>Developer</contrib>
- <firstname>Lennart</firstname>
- <surname>Poettering</surname>
- <email>lennart@poettering.net</email>
- </author>
- </authorgroup>
</refentryinfo>
<refmeta>
<varname>WatchdogSec=</varname> in service files. See
<citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>
for details.</para>
+
+ <para>Use
+ <citerefentry><refentrytitle>sd_event_set_watchdog</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+ to enable automatic watchdog support in
+ <citerefentry><refentrytitle>sd-event</refentrytitle><manvolnum>3</manvolnum></citerefentry>-based event loops.</para>
</refsect1>
<refsect1>
<xi:include href="libsystemd-pkgconfig.xml" xpointer="pkgconfig-text"/>
- <para>Internally, this functions parses the
+ <para>Internally, this function parses the
<varname>$WATCHDOG_PID</varname> and
<varname>$WATCHDOG_USEC</varname> environment variable. The call
will ignore these variables if <varname>$WATCHDOG_PID</varname>
<listitem><para>Set by the system manager for supervised
process for which watchdog support is enabled, and contains
- the watchdog timeout in µs See above for
+ the watchdog timeout in µs. See above for
details.</para></listitem>
</varlistentry>
</variablelist>
</refsect1>
- <refsect1>
- <title>History</title>
-
- <para>The watchdog functionality and the
- <varname>$WATCHDOG_USEC</varname> variable were added in
- systemd-41.</para>
-
- <para><function>sd_watchdog_enabled()</function> function was
- added in systemd-209. Since that version the
- <varname>$WATCHDOG_PID</varname> variable is also set.</para>
- </refsect1>
-
<refsect1>
<title>See Also</title>
<para>
<citerefentry><refentrytitle>sd-daemon</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>daemon</refentrytitle><manvolnum>7</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>sd_notify</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+ <citerefentry><refentrytitle>sd_notify</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>sd_event_set_watchdog</refentrytitle><manvolnum>3</manvolnum></citerefentry>
</para>
</refsect1>