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<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright 2008 Javier Merino <cibervicho@gmail.com>
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This program 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 General
Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-->
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook V4.4//EN"
"file:///usr/share/xml/docbook/schema/dtd/4.4/docbookx.dtd"
[]>
<refentry>
<refentryinfo>
<address>
<email>cibervicho@gmail.com</email>
</address>
<author>
<firstname>Javier</firstname>
<surname>Merino</surname>
</author>
<date>2008-05-01</date>
</refentryinfo>
<refmeta>
<refentrytitle>ifne</refentrytitle>
<manvolnum>1</manvolnum>
</refmeta>
<refnamediv>
<refname>ifne</refname>
<refpurpose>Run command if the standard input is not empty</refpurpose>
</refnamediv>
<refsynopsisdiv>
<cmdsynopsis>
<command>ifne [-n] command</command>
</cmdsynopsis>
</refsynopsisdiv>
<refsect1>
<title>DESCRIPTION</title>
<para><command>ifne</command> runs the following command if and only if
the standard input is not empty.</para>
</refsect1>
<refsect1>
<title>OPTIONS</title>
<variablelist>
<varlistentry>
<term><option>-n</option></term>
<listitem>
<para>Reverse operation. Run the command if the standard input is empty.</para>
<para>Note that if the standard input is not empty, it is passed through ifne
in this case.</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>EXAMPLE</title>
<cmdsynopsis>
<command>find . -name core | ifne mail -s "Core files found" root</command>
</cmdsynopsis>
</refsect1>
<refsect1>
<title>AUTHOR</title>
<para>Copyright 2008 by Javier Merino <cibervicho@gmail.com></para>
<para>Licensed under the GNU GPL</para>
</refsect1>
</refentry>
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