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