xref: /openbsd-src/usr.bin/rev/rev.1 (revision 9ab6f78c30ddeec41af2d6d73a32eaaee522f587)
1*9ab6f78cSschwarze.\"	$OpenBSD: rev.1,v 1.8 2016/10/28 07:28:27 schwarze Exp $
2df930be7Sderaadt.\"	$NetBSD: rev.1,v 1.3 1995/09/28 08:49:39 tls Exp $
3df930be7Sderaadt.\"
4df930be7Sderaadt.\" Copyright (c) 1985, 1992, 1993
5df930be7Sderaadt.\"	The Regents of the University of California.  All rights reserved.
6df930be7Sderaadt.\"
7df930be7Sderaadt.\" Redistribution and use in source and binary forms, with or without
8df930be7Sderaadt.\" modification, are permitted provided that the following conditions
9df930be7Sderaadt.\" are met:
10df930be7Sderaadt.\" 1. Redistributions of source code must retain the above copyright
11df930be7Sderaadt.\"    notice, this list of conditions and the following disclaimer.
12df930be7Sderaadt.\" 2. Redistributions in binary form must reproduce the above copyright
13df930be7Sderaadt.\"    notice, this list of conditions and the following disclaimer in the
14df930be7Sderaadt.\"    documentation and/or other materials provided with the distribution.
15f75387cbSmillert.\" 3. Neither the name of the University nor the names of its contributors
16df930be7Sderaadt.\"    may be used to endorse or promote products derived from this software
17df930be7Sderaadt.\"    without specific prior written permission.
18df930be7Sderaadt.\"
19df930be7Sderaadt.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20df930be7Sderaadt.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21df930be7Sderaadt.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22df930be7Sderaadt.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23df930be7Sderaadt.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24df930be7Sderaadt.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25df930be7Sderaadt.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26df930be7Sderaadt.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27df930be7Sderaadt.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28df930be7Sderaadt.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29df930be7Sderaadt.\" SUCH DAMAGE.
30df930be7Sderaadt.\"
31df930be7Sderaadt.\"	@(#)rev.1	8.1 (Berkeley) 6/9/93
32df930be7Sderaadt.\"
33*9ab6f78cSschwarze.Dd $Mdocdate: October 28 2016 $
34df930be7Sderaadt.Dt REV 1
35df930be7Sderaadt.Os
36df930be7Sderaadt.Sh NAME
37df930be7Sderaadt.Nm rev
38df930be7Sderaadt.Nd reverse lines of a file
39df930be7Sderaadt.Sh SYNOPSIS
40df930be7Sderaadt.Nm rev
41679f6f8fSsobrado.Op Ar
42df930be7Sderaadt.Sh DESCRIPTION
43df930be7SderaadtThe
44df930be7Sderaadt.Nm rev
45df930be7Sderaadtutility copies the specified files to the standard output, reversing the
46df930be7Sderaadtorder of characters in every line.
47df930be7SderaadtIf no files are specified, the standard input is read.
48*9ab6f78cSschwarze.Sh ENVIRONMENT
49*9ab6f78cSschwarze.Bl -tag -width LC_CTYPE
50*9ab6f78cSschwarze.It Ev LC_CTYPE
51*9ab6f78cSschwarzeThe character encoding
52*9ab6f78cSschwarze.Xr locale 1 .
53*9ab6f78cSschwarzeIt decides which byte sequences form characters.
54*9ab6f78cSschwarzeIf unset or set to "C", "POSIX", or an unsupported value,
55*9ab6f78cSschwarzethe order of individual bytes is reversed.
56*9ab6f78cSschwarze.El
57b61dd494Saaron.Sh SEE ALSO
58*9ab6f78cSschwarze.Xr cat 1 ,
59*9ab6f78cSschwarze.Xr cut 1
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