2 * Copyright (c) 1991, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * $FreeBSD: head/usr.bin/colrm/colrm.c 216370 2010-12-11 08:32:16Z joel $
31 * @(#) Copyright (c) 1991, 1993 The Regents of the University of California. All rights reserved.
32 * @(#)colrm.c 8.2 (Berkeley) 5/4/95
35 #include <sys/types.h>
49 static void usage(void);
52 main(int argc
, char *argv
[])
54 u_long column
, start
, stop
;
58 setlocale(LC_ALL
, "");
60 while ((ch
= getopt(argc
, argv
, "")) != -1)
72 stop
= strtol(argv
[1], &p
, 10);
74 errx(1, "illegal column -- %s", argv
[1]);
77 start
= strtol(argv
[0], &p
, 10);
79 errx(1, "illegal column -- %s", argv
[0]);
87 if (stop
&& start
> stop
)
88 errx(1, "illegal start and stop columns");
91 switch (ch
= getwchar()) {
103 column
= (column
+ TAB
) & ~(TAB
- 1);
106 if ((width
= wcwidth(ch
)) > 0)
111 if ((!start
|| column
< start
|| (stop
&& column
> stop
)) &&
112 putwchar(ch
) == WEOF
)
123 err(1, "%s", stream
== stdin
? "stdin" : "stdout");
129 (void)fprintf(stderr
, "usage: colrm [start [stop]]\n");