Importing usr.bin/rev

Change-Id: I73c661eb9d4cca5c17b969bb3831541c1f7f9319
This commit is contained in:
Thomas Cort 2013-09-28 13:15:09 -04:00 committed by Gerrit Code Review
parent f88b0924f3
commit 79cc8b683f
8 changed files with 88 additions and 27 deletions

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@ -21,7 +21,7 @@ SUBDIR= add_route arp ash at backup btrace \
ping postinstall poweroff pr prep printroot \
profile progressbar pr_routes ps pwdauth \
ramdisk rarpd rawspeed rcp readclock \
reboot remsync rev rget rlogin \
reboot remsync rget rlogin \
rotate rsh rshd service setup shar \
sleep slip spell split sprofalyze sprofdiff srccrc \
stty svclog svrctl swifi synctree sysenv \

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@ -1,4 +0,0 @@
PROG= rev
MAN=
.include <bsd.prog.mk>

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@ -2003,6 +2003,7 @@
./usr/man/man1/ref.1 minix-sys obsolete
./usr/man/man1/remsync.1 minix-sys
./usr/man/man1/return.1 minix-sys
./usr/man/man1/rev.1 minix-sys
./usr/man/man1/rget.1 minix-sys
./usr/man/man1/rlogin.1 minix-sys
./usr/man/man1/rm.1 minix-sys

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@ -181,6 +181,7 @@
2010/05/14 17:28:23,usr.bin/newgrp
2012/10/17 12:00:00,usr.bin/passwd
2012/10/17 12:00:00,usr.bin/printf
2013/09/28 12:00:00,usr.bin/rev
2010/02/19 16:35:27,usr.bin/sed
2010/05/27 08:40:19,usr.bin/seq
2013/06/02 12:00:00,usr.bin/shuffle

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@ -21,7 +21,7 @@ SUBDIR= \
nbperf newgrp nvi \
passwd \
printf \
\
rev \
\
shuffle sed seq \
sort stat su \

6
usr.bin/rev/Makefile Normal file
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@ -0,0 +1,6 @@
# $NetBSD: Makefile,v 1.3 1995/09/28 08:49:37 tls Exp $
# @(#)Makefile 8.1 (Berkeley) 6/9/93
PROG= rev
.include <bsd.prog.mk>

50
usr.bin/rev/rev.1 Normal file
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@ -0,0 +1,50 @@
.\" $NetBSD: rev.1,v 1.8 2009/07/21 01:12:55 ahoka Exp $
.\"
.\" Copyright (c) 1985, 1992, 1993
.\" The Regents of the University of California. All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
.\" documentation and/or other materials provided with the distribution.
.\" 3. Neither the name of the University nor the names of its contributors
.\" may be used to endorse or promote products derived from this software
.\" without specific prior written permission.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" @(#)rev.1 8.1 (Berkeley) 6/9/93
.\"
.Dd July 21, 2009
.Dt REV 1
.Os
.Sh NAME
.Nm rev
.Nd reverse order of characters of lines in a file
.Sh SYNOPSIS
.Nm
.Op Ar
.Sh DESCRIPTION
The
.Nm
utility copies the specified files to the standard output, reversing the
order of characters in every line.
If no files are specified, the standard input is read.
.Sh ENVIRONMENT
.Bl -tag -width indent
.It Ev LC_ALL
.El

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@ -1,3 +1,5 @@
/* $NetBSD: rev.c,v 1.12 2011/09/16 15:39:28 joerg Exp $ */
/*-
* Copyright (c) 1987, 1992, 1993
* The Regents of the University of California. All rights reserved.
@ -10,11 +12,7 @@
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
@ -31,33 +29,43 @@
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
static const char copyright[] =
"@(#) Copyright (c) 1987, 1992, 1993\n\
The Regents of the University of California. All rights reserved.\n";
__COPYRIGHT("@(#) Copyright (c) 1987, 1992, 1993\
The Regents of the University of California. All rights reserved.");
#endif /* not lint */
#ifndef lint
#if 0
static char sccsid[] = "@(#)rev.c 8.3 (Berkeley) 5/4/95";
#else
__RCSID("$NetBSD: rev.c,v 1.12 2011/09/16 15:39:28 joerg Exp $");
#endif
#endif /* not lint */
#include <sys/types.h>
#include <err.h>
#include <errno.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <wchar.h>
void usage(void);
__dead static void usage(void);
int
main(int argc, char *argv[])
{
const char *filename;
char p[2000], *t;
wchar_t *p, *t;
FILE *fp;
size_t len;
int ch, rval;
setlocale(LC_ALL, "");
setprogname(argv[0]);
while ((ch = getopt(argc, argv, "")) != -1)
switch(ch) {
@ -75,24 +83,23 @@ main(int argc, char *argv[])
do {
if (*argv) {
if ((fp = fopen(*argv, "r")) == NULL) {
perror(*argv);
warn("%s", *argv);
rval = 1;
++argv;
continue;
}
filename = *argv++;
}
while ((fgets(p, sizeof(p)-1, fp)) != NULL) {
len = strlen(p);
if (p[len - 1] == '\n')
while ((p = fgetwln(fp, &len)) != NULL) {
if (p[len - 1] == L'\n')
--len;
t = p + len - 1;
for (t = p + len - 1; t >= p; --t)
putchar(*t);
putchar('\n');
putwchar(*t);
putwchar(L'\n');
}
if (ferror(fp)) {
perror(filename);
warn("%s", filename);
rval = 1;
}
(void)fclose(fp);
@ -100,9 +107,9 @@ main(int argc, char *argv[])
exit(rval);
}
void
static void
usage(void)
{
(void)fprintf(stderr, "usage: rev [file ...]\n");
exit(1);
(void)fprintf(stderr, "usage: %s [file ...]\n", getprogname());
exit(EXIT_FAILURE);
}