[apple/libc.git] / include / regex.h

/*
 * Copyright (c) 2000, 2011 Apple Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 * Copyright (c) 2001-2009 Ville Laurikari <vl@iki.fi>
 * All rights reserved.
 * 
 * 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.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER 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 COPYRIGHT
 * HOLDER 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.
 */
/*-
 * Copyright (c) 1992 Henry Spencer.
 * Copyright (c) 1992, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Henry Spencer of the University of Toronto.
 *
 * 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.
 *
 *	@(#)regex.h	8.2 (Berkeley) 1/3/94
 */

#ifndef _REGEX_H_
#define	_REGEX_H_

#include <_types.h>
#include <Availability.h>
#include <sys/_types/_size_t.h>

/*********/
/* types */
/*********/
#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
#include <sys/_types/_wchar_t.h>
#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */

typedef __darwin_off_t regoff_t;

typedef struct {
	int re_magic;
	size_t re_nsub;		/* number of parenthesized subexpressions */
	const char *re_endp;	/* end pointer for REG_PEND */
	struct re_guts *re_g;	/* none of your business :-) */
} regex_t;

typedef struct {
	regoff_t rm_so;		/* start of match */
	regoff_t rm_eo;		/* end of match */
} regmatch_t;

/*******************/
/* regcomp() flags */
/*******************/
#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
#define	REG_BASIC	0000	/* Basic regular expressions (synonym for 0) */
#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */

#define	REG_EXTENDED	0001	/* Extended regular expressions */
#define	REG_ICASE	0002	/* Compile ignoring upper/lower case */
#define	REG_NOSUB	0004	/* Compile only reporting success/failure */
#define	REG_NEWLINE	0010	/* Compile for newline-sensitive matching */

#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
#define	REG_NOSPEC	0020	/* Compile turning off all special characters */

#if __MAC_OS_X_VERSION_MIN_REQUIRED  >= __MAC_10_8 \
 || __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_6_0
#define	REG_LITERAL	REG_NOSPEC
#endif

#define	REG_PEND	0040	/* Use re_endp as end pointer */

#if __MAC_OS_X_VERSION_MIN_REQUIRED  >= __MAC_10_8 \
 || __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_6_0
#define	REG_MINIMAL	0100	/* Compile using minimal repetition */
#define	REG_UNGREEDY	REG_MINIMAL
#endif

#define	REG_DUMP	0200	/* Unused */

#if __MAC_OS_X_VERSION_MIN_REQUIRED  >= __MAC_10_8 \
 || __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_6_0
#define	REG_ENHANCED	0400	/* Additional (non-POSIX) features */
#endif
#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */

/********************/
/* regerror() flags */
/********************/
#define	REG_ENOSYS	 (-1)	/* Reserved */
#define	REG_NOMATCH	 1	/* regexec() function failed to match */
#define	REG_BADPAT	 2	/* invalid regular expression */
#define	REG_ECOLLATE	 3	/* invalid collating element */
#define	REG_ECTYPE	 4	/* invalid character class */
#define	REG_EESCAPE	 5	/* trailing backslash (\) */
#define	REG_ESUBREG	 6	/* invalid backreference number */
#define	REG_EBRACK	 7	/* brackets ([ ]) not balanced */
#define	REG_EPAREN	 8	/* parentheses not balanced */
#define	REG_EBRACE	 9	/* braces not balanced */
#define	REG_BADBR	10	/* invalid repetition count(s) */
#define	REG_ERANGE	11	/* invalid character range */
#define	REG_ESPACE	12	/* out of memory */
#define	REG_BADRPT	13	/* repetition-operator operand invalid */

#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
#define	REG_EMPTY	14	/* Unused */
#define	REG_ASSERT	15	/* Unused */
#define	REG_INVARG	16	/* invalid argument to regex routine */
#define	REG_ILLSEQ	17	/* illegal byte sequence */

#define	REG_ATOI	255	/* convert name to number (!) */
#define	REG_ITOA	0400	/* convert number to name (!) */
#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */

/*******************/
/* regexec() flags */
/*******************/
#define	REG_NOTBOL	00001	/* First character not at beginning of line */
#define	REG_NOTEOL	00002	/* Last character not at end of line */

#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
#define	REG_STARTEND	00004	/* String start/end in pmatch[0] */
#define	REG_TRACE	00400	/* Unused */
#define	REG_LARGE	01000	/* Unused */
#define	REG_BACKR	02000	/* force use of backref code */

#if __MAC_OS_X_VERSION_MIN_REQUIRED  >= __MAC_10_8 \
 || __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_6_0
#define	REG_BACKTRACKING_MATCHER	REG_BACKR
#endif
#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */

__BEGIN_DECLS
//Begin-Libc
#ifndef LIBC_ALIAS_REGCOMP
//End-Libc
int	regcomp(regex_t * __restrict, const char * __restrict, int) __DARWIN_ALIAS(regcomp);
//Begin-Libc
#else /* LIBC_ALIAS_REGCOMP */
int	regcomp(regex_t * __restrict, const char * __restrict, int) LIBC_ALIAS(regcomp);
#endif /* !LIBC_ALIAS_REGCOMP */
//End-Libc
size_t	regerror(int, const regex_t * __restrict, char * __restrict, size_t);
/*
 * gcc under c99 mode won't compile "[ __restrict]" by itself.  As a workaround,
 * a dummy argument name is added.
 */
int	regexec(const regex_t * __restrict, const char * __restrict, size_t,
	    regmatch_t __pmatch[ __restrict], int);
void	regfree(regex_t *);

#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL

/* Darwin extensions */
int	regncomp(regex_t * __restrict, const char * __restrict, size_t, int)
	    __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
int	regnexec(const regex_t * __restrict, const char * __restrict, size_t,
	    size_t, regmatch_t __pmatch[ __restrict], int)
	    __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
int	regwcomp(regex_t * __restrict, const wchar_t * __restrict, int)
	    __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
int	regwexec(const regex_t * __restrict, const wchar_t * __restrict, size_t,
	    regmatch_t __pmatch[ __restrict], int)
	    __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
int	regwncomp(regex_t * __restrict, const wchar_t * __restrict, size_t, int)
	    __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
int	regwnexec(const regex_t * __restrict, const wchar_t * __restrict,
	    size_t, size_t, regmatch_t __pmatch[ __restrict], int)
	    __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);

#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
__END_DECLS

#ifdef _USE_EXTENDED_LOCALES_
#include <xlocale/_regex.h>
#endif /* _USE_EXTENDED_LOCALES_ */

#endif /* !_REGEX_H_ */
Commit	Line	Data
e9ce8d39	1	/*
ad3c9f2a	2	* Copyright (c) 2000, 2011 Apple Inc. All rights reserved.
e9ce8d39 A	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
734aad71 A	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. Please obtain a copy of the License at
	10	* http://www.opensource.apple.com/apsl/ and read it before using this
	11	* file.
	12	*
	13	* The Original Code and all software distributed under the License are
	14	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
e9ce8d39 A	15	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
e9ce8d39 A	16	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
734aad71 A	17	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	18	* Please see the License for the specific language governing rights and
	19	* limitations under the License.
e9ce8d39 A	20	*
	21	* @APPLE_LICENSE_HEADER_END@
	22	*/
ad3c9f2a A	23	/*
	24	* Copyright (c) 2001-2009 Ville Laurikari <vl@iki.fi>
	25	* All rights reserved.
	26	*
	27	* Redistribution and use in source and binary forms, with or without
	28	* modification, are permitted provided that the following conditions
	29	* are met:
	30	*
	31	* 1. Redistributions of source code must retain the above copyright
	32	* notice, this list of conditions and the following disclaimer.
	33	*
	34	* 2. Redistributions in binary form must reproduce the above copyright
	35	* notice, this list of conditions and the following disclaimer in the
	36	* documentation and/or other materials provided with the distribution.
	37	*
	38	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS
	39	* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
	40	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
	41	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
	42	* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	43	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	44	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	45	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	46	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	47	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
	48	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	49	*/
5b2abdfb A	50	/*-
	51	* Copyright (c) 1992 Henry Spencer.
	52	* Copyright (c) 1992, 1993
e9ce8d39 A	53	* The Regents of the University of California. All rights reserved.
	54	*
	55	* This code is derived from software contributed to Berkeley by
5b2abdfb	56	* Henry Spencer of the University of Toronto.
e9ce8d39 A	57	*
	58	* Redistribution and use in source and binary forms, with or without
	59	* modification, are permitted provided that the following conditions
	60	* are met:
	61	* 1. Redistributions of source code must retain the above copyright
	62	* notice, this list of conditions and the following disclaimer.
	63	* 2. Redistributions in binary form must reproduce the above copyright
	64	* notice, this list of conditions and the following disclaimer in the
	65	* documentation and/or other materials provided with the distribution.
	66	* 3. All advertising materials mentioning features or use of this software
	67	* must display the following acknowledgement:
	68	* This product includes software developed by the University of
	69	* California, Berkeley and its contributors.
	70	* 4. Neither the name of the University nor the names of its contributors
	71	* may be used to endorse or promote products derived from this software
	72	* without specific prior written permission.
	73	*
	74	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	75	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	76	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	77	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	78	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	79	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	80	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	81	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	82	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	83	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	84	* SUCH DAMAGE.
5b2abdfb A	85	*
5b2abdfb A	86	* @(#)regex.h 8.2 (Berkeley) 1/3/94
e9ce8d39 A	87	*/
e9ce8d39 A	88
5b2abdfb A	89	#ifndef _REGEX_H_
5b2abdfb A	90	#define _REGEX_H_
e9ce8d39	91
3d9156a7	92	#include <_types.h>
ad3c9f2a	93	#include <Availability.h>
6465356a	94	#include <sys/_types/_size_t.h>
e9ce8d39	95
ad3c9f2a	96	/*********/
5b2abdfb	97	/* types */
ad3c9f2a A	98	/*********/
ad3c9f2a A	99	#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
6465356a	100	#include <sys/_types/_wchar_t.h>
ad3c9f2a A	101	#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
ad3c9f2a A	102
3d9156a7	103	typedef __darwin_off_t regoff_t;
59e0d9fe	104
5b2abdfb A	105	typedef struct {
	106	int re_magic;
	107	size_t re_nsub; /* number of parenthesized subexpressions */
59e0d9fe	108	const char re_endp; / end pointer for REG_PEND */
5b2abdfb A	109	struct re_guts re_g; / none of your business :-) */
5b2abdfb A	110	} regex_t;
e9ce8d39	111
5b2abdfb A	112	typedef struct {
	113	regoff_t rm_so; /* start of match */
	114	regoff_t rm_eo; /* end of match */
	115	} regmatch_t;
e9ce8d39	116
ad3c9f2a	117	/*******************/
5b2abdfb	118	/* regcomp() flags */
ad3c9f2a A	119	/*******************/
	120	#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
	121	#define REG_BASIC 0000 /* Basic regular expressions (synonym for 0) */
	122	#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
	123
	124	#define REG_EXTENDED 0001 /* Extended regular expressions */
	125	#define REG_ICASE 0002 /* Compile ignoring upper/lower case */
	126	#define REG_NOSUB 0004 /* Compile only reporting success/failure */
	127	#define REG_NEWLINE 0010 /* Compile for newline-sensitive matching */
	128
	129	#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
	130	#define REG_NOSPEC 0020 /* Compile turning off all special characters */
	131
	132	#if __MAC_OS_X_VERSION_MIN_REQUIRED >= __MAC_10_8 \
	133	\|\| __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_6_0
	134	#define REG_LITERAL REG_NOSPEC
	135	#endif
	136
	137	#define REG_PEND 0040 /* Use re_endp as end pointer */
5b2abdfb	138
ad3c9f2a A	139	#if __MAC_OS_X_VERSION_MIN_REQUIRED >= __MAC_10_8 \
	140	\|\| __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_6_0
	141	#define REG_MINIMAL 0100 /* Compile using minimal repetition */
	142	#define REG_UNGREEDY REG_MINIMAL
	143	#endif
	144
	145	#define REG_DUMP 0200 /* Unused */
	146
	147	#if __MAC_OS_X_VERSION_MIN_REQUIRED >= __MAC_10_8 \
	148	\|\| __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_6_0
	149	#define REG_ENHANCED 0400 /* Additional (non-POSIX) features */
	150	#endif
	151	#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
	152
	153	/********************/
5b2abdfb	154	/* regerror() flags */
ad3c9f2a	155	/********************/
59e0d9fe	156	#define REG_ENOSYS (-1) /* Reserved */
ad3c9f2a A	157	#define REG_NOMATCH 1 /* regexec() function failed to match */
	158	#define REG_BADPAT 2 /* invalid regular expression */
	159	#define REG_ECOLLATE 3 /* invalid collating element */
	160	#define REG_ECTYPE 4 /* invalid character class */
	161	#define REG_EESCAPE 5 /* trailing backslash (\) */
	162	#define REG_ESUBREG 6 /* invalid backreference number */
	163	#define REG_EBRACK 7 /* brackets ([ ]) not balanced */
	164	#define REG_EPAREN 8 /* parentheses not balanced */
	165	#define REG_EBRACE 9 /* braces not balanced */
	166	#define REG_BADBR 10 /* invalid repetition count(s) */
	167	#define REG_ERANGE 11 /* invalid character range */
	168	#define REG_ESPACE 12 /* out of memory */
	169	#define REG_BADRPT 13 /* repetition-operator operand invalid */
	170
	171	#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
	172	#define REG_EMPTY 14 /* Unused */
	173	#define REG_ASSERT 15 /* Unused */
	174	#define REG_INVARG 16 /* invalid argument to regex routine */
	175	#define REG_ILLSEQ 17 /* illegal byte sequence */
	176
5b2abdfb A	177	#define REG_ATOI 255 /* convert name to number (!) */
5b2abdfb A	178	#define REG_ITOA 0400 /* convert number to name (!) */
ad3c9f2a	179	#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
5b2abdfb	180
ad3c9f2a	181	/*******************/
5b2abdfb	182	/* regexec() flags */
ad3c9f2a A	183	/*******************/
	184	#define REG_NOTBOL 00001 /* First character not at beginning of line */
	185	#define REG_NOTEOL 00002 /* Last character not at end of line */
	186
	187	#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
	188	#define REG_STARTEND 00004 /* String start/end in pmatch[0] */
	189	#define REG_TRACE 00400 /* Unused */
	190	#define REG_LARGE 01000 /* Unused */
5b2abdfb	191	#define REG_BACKR 02000 /* force use of backref code */
ad3c9f2a A	192
	193	#if __MAC_OS_X_VERSION_MIN_REQUIRED >= __MAC_10_8 \
	194	\|\| __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_6_0
	195	#define REG_BACKTRACKING_MATCHER REG_BACKR
	196	#endif
	197	#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
5b2abdfb A	198
5b2abdfb A	199	__BEGIN_DECLS
224c7076 A	200	//Begin-Libc
	201	#ifndef LIBC_ALIAS_REGCOMP
	202	//End-Libc
3d9156a7	203	int regcomp(regex_t * __restrict, const char * __restrict, int) __DARWIN_ALIAS(regcomp);
224c7076 A	204	//Begin-Libc
	205	#else /* LIBC_ALIAS_REGCOMP */
	206	int regcomp(regex_t * __restrict, const char * __restrict, int) LIBC_ALIAS(regcomp);
	207	#endif /* !LIBC_ALIAS_REGCOMP */
	208	//End-Libc
59e0d9fe	209	size_t regerror(int, const regex_t * __restrict, char * __restrict, size_t);
224c7076 A	210	/*
	211	* gcc under c99 mode won't compile "[ __restrict]" by itself. As a workaround,
	212	* a dummy argument name is added.
	213	*/
	214	int regexec(const regex_t * __restrict, const char * __restrict, size_t,
	215	regmatch_t __pmatch[ __restrict], int);
9385eb3d	216	void regfree(regex_t *);
ad3c9f2a A	217
	218	#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
	219
	220	/* Darwin extensions */
	221	int regncomp(regex_t * __restrict, const char * __restrict, size_t, int)
	222	__OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
	223	int regnexec(const regex_t * __restrict, const char * __restrict, size_t,
	224	size_t, regmatch_t __pmatch[ __restrict], int)
	225	__OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
	226	int regwcomp(regex_t * __restrict, const wchar_t * __restrict, int)
	227	__OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
	228	int regwexec(const regex_t * __restrict, const wchar_t * __restrict, size_t,
	229	regmatch_t __pmatch[ __restrict], int)
	230	__OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
	231	int regwncomp(regex_t * __restrict, const wchar_t * __restrict, size_t, int)
	232	__OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
	233	int regwnexec(const regex_t * __restrict, const wchar_t * __restrict,
	234	size_t, size_t, regmatch_t __pmatch[ __restrict], int)
	235	__OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
	236
	237	#endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
5b2abdfb	238	__END_DECLS
e9ce8d39	239
ad3c9f2a A	240	#ifdef _USE_EXTENDED_LOCALES_
	241	#include <xlocale/_regex.h>
	242	#endif /* _USE_EXTENDED_LOCALES_ */
	243
5b2abdfb	244	#endif /* !_REGEX_H_ */