man/less-variables.xml

   1 <?xml version="1.0"?>
   2 <!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
   3                  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd">
   4
   5 <!--
   6   SPDX-License-Identifier: LGPL-2.1+
   7
   8   Copyright 2016 Lennart Poettering
   9 -->
  10
  11 <refsect1>
  12   <title>Environment</title>
  13
  14   <variablelist class='environment-variables'>
  15     <varlistentry id='pager'>
  16       <term><varname>$SYSTEMD_PAGER</varname></term>
  17
  18       <listitem><para>Pager to use when <option>--no-pager</option> is not given; overrides
  19       <varname>$PAGER</varname>. If neither <varname>$SYSTEMD_PAGER</varname> nor <varname>$PAGER</varname> are set, a
  20       set of well-known pager implementations are tried in turn, including
  21       <citerefentry project='man-pages'><refentrytitle>less</refentrytitle><manvolnum>1</manvolnum></citerefentry> and
  22       <citerefentry project='man-pages'><refentrytitle>more</refentrytitle><manvolnum>1</manvolnum></citerefentry>, until one is found. If
  23       no pager implementation is discovered no pager is invoked. Setting this environment variable to an empty string
  24       or the value <literal>cat</literal> is equivalent to passing <option>--no-pager</option>.</para></listitem>
  25     </varlistentry>
  26
  27     <varlistentry id='less'>
  28       <term><varname>$SYSTEMD_LESS</varname></term>
  29
  30       <listitem><para>Override the options passed to <command>less</command> (by default
  31       <literal>FRSXMK</literal>).</para></listitem>
  32     </varlistentry>
  33
  34     <varlistentry id='lesscharset'>
  35       <term><varname>$SYSTEMD_LESSCHARSET</varname></term>
  36
  37       <listitem><para>Override the charset passed to <command>less</command> (by default <literal>utf-8</literal>, if
  38       the invoking terminal is determined to be UTF-8 compatible).</para></listitem>
  39     </varlistentry>
  40
  41     </variablelist>
  42 </refsect1>