Annotation of src/usr.bin/tr/extern.h, Revision 1.6
1.6 ! millert 1: /* $OpenBSD: extern.h,v 1.5 2002/02/16 21:27:55 millert Exp $ */
1.2 deraadt 2: /* $NetBSD: extern.h,v 1.4 1995/11/01 00:45:22 pk Exp $ */
1.1 deraadt 3:
4: /*-
5: * Copyright (c) 1991, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
1.6 ! millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: *
32: * @(#)extern.h 8.1 (Berkeley) 6/6/93
33: */
34:
35: typedef struct {
36: enum { STRING1, STRING2 } which;
37: enum { EOS, INFINITE, NORMAL, RANGE, SEQUENCE, SET } state;
38: int cnt; /* character count */
39: int lastch; /* last character */
40: int equiv[2]; /* equivalence set */
41: int *set; /* set of characters */
1.2 deraadt 42: unsigned char *str; /* user's string */
1.1 deraadt 43: } STR;
44:
45: #include <limits.h>
46: #define NCHARS (UCHAR_MAX + 1) /* Number of possible characters. */
47: #define OOBCH (UCHAR_MAX + 1) /* Out of band character value. */
48:
1.5 millert 49: int next(STR *);