man: drop unused <authorgroup> tags from man sources

[elogind.git] / man / sd_event_now.xml

diff --git a/man/sd_event_now.xml b/man/sd_event_now.xml
index 578213cd7cdf14db846865eb5bbba081eaae4b0d..c746a9ff89007360cb6eeadcc88d4582f6c78c10 100644 (file)
--- a/man/sd_event_now.xml
+++ b/man/sd_event_now.xml
@@ -3,22 +3,7 @@
 "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
 
 <!--
-  This file is part of elogind.
-
-  Copyright 2015 Lennart Poettering
-
-  elogind 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.
-
-  elogind is distributed in the hope that it will be useful, but
-  WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-  Lesser General Public License for more details.
-
-  You should have received a copy of the GNU Lesser General Public License
-  along with elogind; If not, see <http://www.gnu.org/licenses/>.
+  SPDX-License-Identifier: LGPL-2.1+
 -->
 
 <refentry id="sd_event_now" xmlns:xi="http://www.w3.org/2001/XInclude">
@@ -26,15 +11,6 @@
   <refentryinfo>
     <title>sd_event_now</title>
     <productname>elogind</productname>
-
-    <authorgroup>
-      <author>
-        <contrib>Developer</contrib>
-        <firstname>Lennart</firstname>
-        <surname>Poettering</surname>
-        <email>lennart@poettering.net</email>
-      </author>
-    </authorgroup>
   </refentryinfo>
 
   <refmeta>
@@ -65,45 +41,44 @@
   <refsect1>
     <title>Description</title>
 
-    <para><function>sd_event_now()</function> returns the timestamp
-    the most recent event loop iteration began. This timestamp is
-    taken right after returning from the event sleep, and before
+    <para><function>sd_event_now()</function> returns the time when
+    the most recent event loop iteration began. A timestamp
+    is taken right after returning from the event sleep, and before
     dispatching any event sources. The <parameter>event</parameter>
-    parameter takes the even loop object to retrieve the timestamp
+    parameter specifies the event loop object to retrieve the timestamp
     from. The <parameter>clock</parameter> parameter specifies the clock to
     retrieve the timestamp for, and is one of
-    <constant>CLOCK_REALTIME</constant> (or its equivalent
+    <constant>CLOCK_REALTIME</constant> (or equivalently
     <constant>CLOCK_REALTIME_ALARM</constant>),
-    <constant>CLOCK_MONOTONIC</constant> or
-    <constant>CLOCK_BOOTTIME</constant> (or its equivalent
-    <constant>CLOCK_BOOTTIME_ALARM</constant>), see <citerefentry
-    project='man-pages'><refentrytitle>clock_gettime</refentrytitle><manvolnum>2</manvolnum></citerefentry>
+    <constant>CLOCK_MONOTONIC</constant>, or
+    <constant>CLOCK_BOOTTIME</constant> (or equivalently
+    <constant>CLOCK_BOOTTIME_ALARM</constant>), see
+    <citerefentry project='man-pages'><refentrytitle>clock_gettime</refentrytitle><manvolnum>2</manvolnum></citerefentry>
     for more information on the various clocks. The retrieved
     timestamp is stored in the <parameter>usec</parameter> parameter,
     in µs since the clock's epoch. If this function is invoked before
-    the first event loop iteration the current time is returned, as
+    the first event loop iteration, the current time is returned, as
     reported by <function>clock_gettime()</function>. To distinguish
     this case from a regular invocation the return value will be
-    positive non-zero in this case, while it is zero when the returned
-    timestamp refers to the actual event loop iteration.</para>
+    positive, and zero when the returned timestamp refers to an actual
+    event loop iteration.</para>
   </refsect1>
 
   <refsect1>
     <title>Return Value</title>
 
     <para>If the first event loop iteration has not run yet
-    <function>sd_event_now()</function> returns the requested
-    timestamp in <parameter>usec</parameter> and returns a positive,
-    non-zero return value. Otherwise, on success it will return the
-    iteration's timestamp in <parameter>usec</parameter> and 0 as
-    return value. On failure, the call returns a negative errno-style
+    <function>sd_event_now()</function> writes current time to
+    <parameter>usec</parameter> and returns a positive return value.
+    Otherwise, it will write the requested timestamp to <parameter>usec</parameter>
+    and return 0. On failure, the call returns a negative errno-style
     error code.</para>
   </refsect1>
 
   <refsect1>
     <title>Errors</title>
 
-    <para>Returned errors may indicate the following problems:</para>
+    <para>Returned values may indicate the following problems:</para>
 
     <variablelist>
       <varlistentry>
@@ -136,7 +111,11 @@
     <title>See Also</title>
 
     <para>
-      <citerefentry><refentrytitle>elogind</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
+      <!-- 0 /// elogind is in section 8
+      <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
+      --><!-- else -->
+      <citerefentry><refentrytitle>elogind</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+      <!-- // 0 -->
       <citerefentry><refentrytitle>sd-event</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
       <citerefentry><refentrytitle>sd_event_new</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
       <citerefentry><refentrytitle>sd_event_add_time</refentrytitle><manvolnum>3</manvolnum></citerefentry>,