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[unix-history] / usr / src / include / regexp.h
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1/*
2 * Copyright (c) 1986 by University of Toronto.
3 * Copyright (c) 1989 The Regents of the University of California.
4 * All rights reserved.
5 *
6 * This code is derived from software contributed to Berkeley
7 * by Henry Spencer.
8 *
863005e5 9 * %sccs.include.redist.c%
b0b46c19 10 *
91befe9c 11 * @(#)regexp.h 5.1 (Berkeley) %G%
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12 */
13
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14/*
15 * Definitions etc. for regexp(3) routines.
16 *
17 * Caveat: this is V8 regexp(3) [actually, a reimplementation thereof],
18 * not the System V one.
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19 */
20#define NSUBEXP 10
21typedef struct regexp {
22 char *startp[NSUBEXP];
23 char *endp[NSUBEXP];
24 char regstart; /* Internal use only. */
25 char reganch; /* Internal use only. */
26 char *regmust; /* Internal use only. */
27 int regmlen; /* Internal use only. */
28 char program[1]; /* Unwarranted chumminess with compiler. */
29} regexp;
30
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31#include <sys/cdefs.h>
32
33__BEGIN_DECLS
34regexp *regcomp __P((const char *));
35int regexec __P((const regexp *, const char *));
36void regsub __P((const regexp *, const char *, char *));
37void regerror __P((const char *));
38__END_DECLS