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58 lines
2.4 KiB
XML
58 lines
2.4 KiB
XML
<?xml version="1.0"?>
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<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd">
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<!--
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SPDX-License-Identifier: LGPL-2.1+
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This file is part of systemd.
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Copyright 2016 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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-->
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<refsect1>
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<title>Environment</title>
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<variablelist class='environment-variables'>
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<varlistentry id='pager'>
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<term><varname>$SYSTEMD_PAGER</varname></term>
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<listitem><para>Pager to use when <option>--no-pager</option> is not given; overrides
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<varname>$PAGER</varname>. If neither <varname>$SYSTEMD_PAGER</varname> nor <varname>$PAGER</varname> are set, a
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set of well-known pager implementations are tried in turn, including
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<citerefentry project='man-pages'><refentrytitle>less</refentrytitle><manvolnum>1</manvolnum></citerefentry> and
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<citerefentry project='man-pages'><refentrytitle>more</refentrytitle><manvolnum>1</manvolnum></citerefentry>, until one is found. If
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no pager implementation is discovered no pager is invoked. Setting this environment variable to an empty string
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or the value <literal>cat</literal> is equivalent to passing <option>--no-pager</option>.</para></listitem>
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</varlistentry>
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<varlistentry id='less'>
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<term><varname>$SYSTEMD_LESS</varname></term>
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<listitem><para>Override the options passed to <command>less</command> (by default
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<literal>FRSXMK</literal>).</para></listitem>
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</varlistentry>
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<varlistentry id='lesscharset'>
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<term><varname>$SYSTEMD_LESSCHARSET</varname></term>
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<listitem><para>Override the charset passed to <command>less</command> (by default <literal>utf-8</literal>, if
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the invoking terminal is determined to be UTF-8 compatible).</para></listitem>
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</varlistentry>
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</variablelist>
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</refsect1>
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