| 1 | /*      $NetBSD: cd.h,v 1.4 2003/08/07 09:05:30 agc Exp $       */ | 
|---|
| 2 |  | 
|---|
| 3 | /*- | 
|---|
| 4 | * Copyright (c) 1995 | 
|---|
| 5 | *      The Regents of the University of California.  All rights reserved. | 
|---|
| 6 | * | 
|---|
| 7 | * Redistribution and use in source and binary forms, with or without | 
|---|
| 8 | * modification, are permitted provided that the following conditions | 
|---|
| 9 | * are met: | 
|---|
| 10 | * 1. Redistributions of source code must retain the above copyright | 
|---|
| 11 | *    notice, this list of conditions and the following disclaimer. | 
|---|
| 12 | * 2. Redistributions in binary form must reproduce the above copyright | 
|---|
| 13 | *    notice, this list of conditions and the following disclaimer in the | 
|---|
| 14 | *    documentation and/or other materials provided with the distribution. | 
|---|
| 15 | * 3. Neither the name of the University nor the names of its contributors | 
|---|
| 16 | *    may be used to endorse or promote products derived from this software | 
|---|
| 17 | *    without specific prior written permission. | 
|---|
| 18 | * | 
|---|
| 19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | 
|---|
| 20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 
|---|
| 21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | 
|---|
| 22 | * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | 
|---|
| 23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | 
|---|
| 24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | 
|---|
| 25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | 
|---|
| 26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | 
|---|
| 27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | 
|---|
| 28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | 
|---|
| 29 | * SUCH DAMAGE. | 
|---|
| 30 | * | 
|---|
| 31 | */ | 
|---|
| 32 |  | 
|---|
| 33 | void    getpwd(int); | 
|---|
| 34 | int     cdcmd(int, char **); | 
|---|
| 35 | int     pwdcmd(int, char **); | 
|---|
| 36 | #ifdef PC_DRIVE_LETTERS | 
|---|
| 37 | #define IS_ROOT(path) (   *(path) == '/' \ | 
|---|
| 38 | || *(path) == '\\' \ | 
|---|
| 39 | ||  ( ((*(path) >= 'A' && *(path) <= 'Z') || (*(path) >= 'a' && *(path) <= 'z')) \ | 
|---|
| 40 | && (path)[1] == ':') ) | 
|---|
| 41 | #else | 
|---|
| 42 | #define IS_ROOT(path) ( *(path) == '/' ) | 
|---|
| 43 | #endif | 
|---|