util.c revision 3459
1130803Smarcel/* 2130803Smarcel * Copyright (c) 1989, 1993, 1994 3130803Smarcel * The Regents of the University of California. All rights reserved. 4130803Smarcel * 5130803Smarcel * This code is derived from software contributed to Berkeley by 6130803Smarcel * Michael Fischbein. 7130803Smarcel * 8130803Smarcel * Redistribution and use in source and binary forms, with or without 9130803Smarcel * modification, are permitted provided that the following conditions 10130803Smarcel * are met: 11130803Smarcel * 1. Redistributions of source code must retain the above copyright 12130803Smarcel * notice, this list of conditions and the following disclaimer. 13130803Smarcel * 2. Redistributions in binary form must reproduce the above copyright 14130803Smarcel * notice, this list of conditions and the following disclaimer in the 15130803Smarcel * documentation and/or other materials provided with the distribution. 16130803Smarcel * 3. All advertising materials mentioning features or use of this software 17130803Smarcel * must display the following acknowledgement: 18130803Smarcel * This product includes software developed by the University of 19130803Smarcel * California, Berkeley and its contributors. 20130803Smarcel * 4. Neither the name of the University nor the names of its contributors 21130803Smarcel * may be used to endorse or promote products derived from this software 22130803Smarcel * without specific prior written permission. 23130803Smarcel * 24130803Smarcel * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25130803Smarcel * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26130803Smarcel * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27130803Smarcel * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28130803Smarcel * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29130803Smarcel * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30130803Smarcel * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * $Id: util.c,v 1.3 1994/09/24 02:55:58 davidg Exp $ 37 */ 38 39#ifndef lint 40static char sccsid[] = "@(#)util.c 8.3 (Berkeley) 4/2/94"; 41#endif /* not lint */ 42 43#include <sys/types.h> 44#include <sys/stat.h> 45 46#include <ctype.h> 47#include <fts.h> 48#include <stdio.h> 49#include <stdlib.h> 50#include <string.h> 51 52#include "ls.h" 53#include "extern.h" 54 55void 56prcopy(src, dest, len) 57 char *src, *dest; 58 int len; 59{ 60 int ch; 61 62 while (len--) { 63 ch = *src++; 64 *dest++ = isprint(ch) ? ch : '?'; 65 } 66} 67 68void 69usage() 70{ 71 (void)fprintf(stderr, "usage: ls [-1ACFLRTacdfiklqrstu] [file ...]\n"); 72 exit(1); 73} 74