xref: /openbsd/bin/ls/util.c (revision 73471bf0)
1 /*	$OpenBSD: util.c,v 1.17 2015/12/01 18:36:13 schwarze Exp $	*/
2 /*	$NetBSD: util.c,v 1.12 1995/09/07 06:43:02 jtc Exp $	*/
3 
4 /*
5  * Copyright (c) 1989, 1993, 1994
6  *	The Regents of the University of California.  All rights reserved.
7  *
8  * This code is derived from software contributed to Berkeley by
9  * Michael Fischbein.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #include <sys/types.h>
37 #include <sys/stat.h>
38 
39 #include <ctype.h>
40 #include <fts.h>
41 #include <stdio.h>
42 #include <stdlib.h>
43 #include <string.h>
44 
45 #include "ls.h"
46 #include "extern.h"
47 
48 #ifdef SMALL
49 int
50 mbsprint(const char *name, int print)
51 {
52 	int len;
53 
54 	if (print == 0)
55 		return strlen(name);
56 
57 	for (len = 0; *name; len++, name++)
58 		putchar((!isprint((unsigned char)*name) && f_nonprint) ? '?' : *name);
59 	return len;
60 }
61 #endif
62 
63 void
64 usage(void)
65 {
66 	(void)fprintf(stderr,
67 	    "usage: %s [-1AaCcdFfgHhikLlmnopqRrSsTtux] [file ...]\n",
68 	    __progname);
69 	exit(1);
70 }
71