williamr@2: /*-
williamr@2:  * Copyright (c) 1992 Henry Spencer.
williamr@2:  * Copyright (c) 1992, 1993
williamr@2:  *	The Regents of the University of California.  All rights reserved.
williamr@2:  *
williamr@2:  * This code is derived from software contributed to Berkeley by
williamr@2:  * Henry Spencer of the University of Toronto.
williamr@2:  *
williamr@2:  * Redistribution and use in source and binary forms, with or without
williamr@2:  * modification, are permitted provided that the following conditions
williamr@2:  * are met:
williamr@2:  * 1. Redistributions of source code must retain the above copyright
williamr@2:  *    notice, this list of conditions and the following disclaimer.
williamr@2:  * 2. Redistributions in binary form must reproduce the above copyright
williamr@2:  *    notice, this list of conditions and the following disclaimer in the
williamr@2:  *    documentation and/or other materials provided with the distribution.
williamr@2:  * 4. Neither the name of the University nor the names of its contributors
williamr@2:  *    may be used to endorse or promote products derived from this software
williamr@2:  *    without specific prior written permission.
williamr@2:  *
williamr@2:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
williamr@2:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
williamr@2:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
williamr@2:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
williamr@2:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
williamr@2:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
williamr@2:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
williamr@2:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
williamr@2:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
williamr@2:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
williamr@2:  * SUCH DAMAGE.
williamr@2:  *
williamr@2:  *	@(#)regex.h	8.2 (Berkeley) 1/3/94
williamr@2:  * $FreeBSD: src/include/regex.h,v 1.11 2004/07/12 06:07:26 tjr Exp $
williamr@2:  */
williamr@2: 
williamr@2: #ifndef _REGEX_H_
williamr@2: #define	_REGEX_H_
williamr@2: 
williamr@2: #include <sys/cdefs.h>
williamr@2: #include <sys/_types.h>
williamr@2: 
williamr@2: /* types */
williamr@2: typedef	__off_t		regoff_t;
williamr@2: 
williamr@2: #ifndef _SIZE_T_DECLARED
williamr@2: typedef	__size_t	size_t;
williamr@2: #define	_SIZE_T_DECLARED
williamr@2: #endif
williamr@2: 
williamr@2: typedef struct {
williamr@2: 	int re_magic;
williamr@2: 	size_t re_nsub;		/* number of parenthesized subexpressions */
williamr@2: 	__const char *re_endp;	/* end pointer for REG_PEND */
williamr@2: 	struct re_guts *re_g;	/* none of your business :-) */
williamr@2: } regex_t;
williamr@2: 
williamr@2: typedef struct {
williamr@2: 	regoff_t rm_so;		/* start of match */
williamr@2: 	regoff_t rm_eo;		/* end of match */
williamr@2: } regmatch_t;
williamr@2: 
williamr@2: /* regcomp() flags */
williamr@2: #define	REG_BASIC	0000
williamr@2: #define	REG_EXTENDED	0001
williamr@2: #define	REG_ICASE	0002
williamr@2: #define	REG_NOSUB	0004
williamr@2: #define	REG_NEWLINE	0010
williamr@2: #define	REG_NOSPEC	0020
williamr@2: #define	REG_PEND	0040
williamr@2: #define	REG_DUMP	0200
williamr@2: 
williamr@2: /* regerror() flags */
williamr@2: #define	REG_ENOSYS	(-1)
williamr@2: #define	REG_NOMATCH	 1
williamr@2: #define	REG_BADPAT	 2
williamr@2: #define	REG_ECOLLATE	 3
williamr@2: #define	REG_ECTYPE	 4
williamr@2: #define	REG_EESCAPE	 5
williamr@2: #define	REG_ESUBREG	 6
williamr@2: #define	REG_EBRACK	 7
williamr@2: #define	REG_EPAREN	 8
williamr@2: #define	REG_EBRACE	 9
williamr@2: #define	REG_BADBR	10
williamr@2: #define	REG_ERANGE	11
williamr@2: #define	REG_ESPACE	12
williamr@2: #define	REG_BADRPT	13
williamr@2: #define	REG_EMPTY	14
williamr@2: #define	REG_ASSERT	15
williamr@2: #define	REG_INVARG	16
williamr@2: #define	REG_ILLSEQ	17
williamr@2: #define	REG_ATOI	255	/* convert name to number (!) */
williamr@2: #define	REG_ITOA	0400	/* convert number to name (!) */
williamr@2: 
williamr@2: /* regexec() flags */
williamr@2: #define	REG_NOTBOL	00001
williamr@2: #define	REG_NOTEOL	00002
williamr@2: #define	REG_STARTEND	00004
williamr@2: #define	REG_TRACE	00400	/* tracing of execution */
williamr@2: #define	REG_LARGE	01000	/* force large representation */
williamr@2: #define	REG_BACKR	02000	/* force use of backref code */
williamr@2: 
williamr@2: __BEGIN_DECLS
williamr@2: IMPORT_C int	regcomp(regex_t * __restrict, const char * __restrict, int);
williamr@2: IMPORT_C size_t	regerror(int, const regex_t * __restrict, char * __restrict, size_t);
williamr@2: /*
williamr@2:  * XXX forth parameter should be `regmatch_t [__restrict]', but isn't because
williamr@2:  * of a bug in GCC 3.2 (when -std=c99 is specified) which perceives this as a
williamr@2:  * syntax error.
williamr@2:  */
williamr@2: IMPORT_C int	regexec(const regex_t * __restrict, const char * __restrict, size_t,
williamr@2: 	    regmatch_t * __restrict, int);
williamr@2: IMPORT_C void	regfree(regex_t *);
williamr@2: __END_DECLS
williamr@2: 
williamr@2: #endif /* !_REGEX_H_ */