'\" t .\" Title: ifne .\" Author: Javier Merino .\" Generator: DocBook XSL Stylesheets vsnapshot .\" Date: 2008-05-01 .\" Manual: moreutils .\" Source: moreutils .\" Language: English .\" .TH "IFNE" "1" "2008\-05\-01" "moreutils" "moreutils" .\" ----------------------------------------------------------------- .\" * Define some portability stuff .\" ----------------------------------------------------------------- .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .\" http://bugs.debian.org/507673 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .ie \n(.g .ds Aq \(aq .el .ds Aq ' .\" ----------------------------------------------------------------- .\" * set default formatting .\" ----------------------------------------------------------------- .\" disable hyphenation .nh .\" disable justification (adjust text to left margin only) .ad l .\" ----------------------------------------------------------------- .\" * MAIN CONTENT STARTS HERE * .\" ----------------------------------------------------------------- .SH "NAME" ifne \- Run command if the standard input is not empty .SH "SYNOPSIS" .HP \w'\fBifne\ [\-n]\ command\fR\ 'u \fBifne [\-n] command\fR .SH "DESCRIPTION" .PP \fBifne\fR runs the following command if and only if the standard input is not empty\&. .SH "OPTIONS" .PP \fB\-n\fR .RS 4 Reverse operation\&. Run the command if the standard input is empty\&. .sp Note that if the standard input is not empty, it is passed through ifne in this case\&. .RE .SH "EXAMPLE" .HP \w'\fBfind\ \&.\ \-name\ core\ |\ ifne\ mail\ \-s\ "Core\ files\ found"\ root\fR\ 'u \fBfind \&. \-name core | ifne mail \-s "Core files found" root\fR .SH "AUTHOR" .PP Copyright 2008 by Javier Merino .PP Licensed under the GNU GPL