/*
 * Copyright (c) 1986 by University of Toronto.
 * Copyright (c) 1989, 1993
 *		The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley
 * by Henry Spencer.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *	  notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *	  notice, this list of conditions and the following disclaimer in the
 *	  documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *	  must display the following acknowledgement:
 *		This product includes software developed by the University of
 *		California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *	  may be used to endorse or promote products derived from this software
 *	  without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.	IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *		@(#)regexp.h	8.1 (Berkeley) 6/2/93
 */

#ifndef _REGEXP_H_
#define _REGEXP_H_

/*
 * Definitions etc. for regexp(3) routines.
 *
 * Caveat:	this is V8 regexp(3) [actually, a reimplementation thereof],
 * not the System V one.
 */
#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;

/* since not all systems have cdefs.h, we'll use our own here - jolly */

__BEGIN_DECLS
regexp * pg95_regcomp __P((const char *));
int pg95_regexec __P((const regexp *, const char *));
void pg95_regsub __P((const regexp *, const char *, char *));
void pg95_regerror __P((const char *));

__END_DECLS

#endif							/* !_REGEXP_H_ */
