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/* $OpenBSD: regexp.h,v 1.2 2001/01/29 01:58:04 niklas Exp $ */
/*
* Definitions etc. for regexp(3) routines.
*
* Caveat: this is V8 regexp(3) [actually, a reimplementation thereof],
* not the System V one.
*/
#ifndef _REGEXP
#define _REGEXP 1
#define NSUBEXP 10
typedef struct regexp {
char *startp[NSUBEXP];
char *endp[NSUBEXP];
char regstart; /* Internal use only. */
char reganch; /* Internal use only. */
char *regmust; /* Internal use only. */
int regmlen; /* Internal use only. */
char program[1]; /* Unwarranted chumminess with compiler. */
} regexp;
#if defined(__STDC__) || defined(__cplusplus)
# define _ANSI_ARGS_(x) x
#else
# define _ANSI_ARGS_(x) ()
#endif
extern regexp *regcomp _ANSI_ARGS_((char *exp));
extern int regexec _ANSI_ARGS_((regexp *prog, char *string));
extern void regsub _ANSI_ARGS_((regexp *prog, char *source, char *dest));
extern void regerror _ANSI_ARGS_((char *msg));
#endif /* REGEXP */
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