Ben Lindstrom | 401d58f | 2001-01-19 17:11:43 +0000 | [diff] [blame] | 1 | /* $OpenBSD: regex.h,v 1.3 1997/09/21 10:45:48 niklas Exp $ */ |
| 2 | /* $NetBSD: regex.h,v 1.4.6.1 1996/06/10 18:57:07 explorer Exp $ */ |
| 3 | |
| 4 | /*- |
| 5 | * Copyright (c) 1992 Henry Spencer. |
| 6 | * Copyright (c) 1992, 1993 |
| 7 | * The Regents of the University of California. All rights reserved. |
| 8 | * |
| 9 | * This code is derived from software contributed to Berkeley by |
| 10 | * Henry Spencer of the University of Toronto. |
| 11 | * |
| 12 | * Redistribution and use in source and binary forms, with or without |
| 13 | * modification, are permitted provided that the following conditions |
| 14 | * are met: |
| 15 | * 1. Redistributions of source code must retain the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer. |
| 17 | * 2. Redistributions in binary form must reproduce the above copyright |
| 18 | * notice, this list of conditions and the following disclaimer in the |
| 19 | * documentation and/or other materials provided with the distribution. |
| 20 | * 3. All advertising materials mentioning features or use of this software |
| 21 | * must display the following acknowledgement: |
| 22 | * This product includes software developed by the University of |
| 23 | * California, Berkeley and its contributors. |
| 24 | * 4. Neither the name of the University nor the names of its contributors |
| 25 | * may be used to endorse or promote products derived from this software |
| 26 | * without specific prior written permission. |
| 27 | * |
| 28 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 29 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 30 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 31 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 32 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 33 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 34 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 35 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 36 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 37 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 38 | * SUCH DAMAGE. |
| 39 | * |
| 40 | * @(#)regex.h 8.1 (Berkeley) 6/2/93 |
| 41 | */ |
| 42 | |
| 43 | #ifndef _REGEX_H_ |
| 44 | #define _REGEX_H_ |
| 45 | |
| 46 | #include <sys/cdefs.h> |
| 47 | #include <sys/types.h> |
| 48 | |
| 49 | /* types */ |
| 50 | typedef off_t regoff_t; |
| 51 | |
| 52 | typedef struct { |
| 53 | int re_magic; |
| 54 | size_t re_nsub; /* number of parenthesized subexpressions */ |
| 55 | const char *re_endp; /* end pointer for REG_PEND */ |
| 56 | struct re_guts *re_g; /* none of your business :-) */ |
| 57 | } regex_t; |
| 58 | |
| 59 | typedef struct { |
| 60 | regoff_t rm_so; /* start of match */ |
| 61 | regoff_t rm_eo; /* end of match */ |
| 62 | } regmatch_t; |
| 63 | |
| 64 | /* regcomp() flags */ |
| 65 | #define REG_BASIC 0000 |
| 66 | #define REG_EXTENDED 0001 |
| 67 | #define REG_ICASE 0002 |
| 68 | #define REG_NOSUB 0004 |
| 69 | #define REG_NEWLINE 0010 |
| 70 | #define REG_NOSPEC 0020 |
| 71 | #define REG_PEND 0040 |
| 72 | #define REG_DUMP 0200 |
| 73 | |
| 74 | /* regerror() flags */ |
| 75 | #define REG_NOMATCH 1 |
| 76 | #define REG_BADPAT 2 |
| 77 | #define REG_ECOLLATE 3 |
| 78 | #define REG_ECTYPE 4 |
| 79 | #define REG_EESCAPE 5 |
| 80 | #define REG_ESUBREG 6 |
| 81 | #define REG_EBRACK 7 |
| 82 | #define REG_EPAREN 8 |
| 83 | #define REG_EBRACE 9 |
| 84 | #define REG_BADBR 10 |
| 85 | #define REG_ERANGE 11 |
| 86 | #define REG_ESPACE 12 |
| 87 | #define REG_BADRPT 13 |
| 88 | #define REG_EMPTY 14 |
| 89 | #define REG_ASSERT 15 |
| 90 | #define REG_INVARG 16 |
| 91 | #define REG_ATOI 255 /* convert name to number (!) */ |
| 92 | #define REG_ITOA 0400 /* convert number to name (!) */ |
| 93 | |
| 94 | /* regexec() flags */ |
| 95 | #define REG_NOTBOL 00001 |
| 96 | #define REG_NOTEOL 00002 |
| 97 | #define REG_STARTEND 00004 |
| 98 | #define REG_TRACE 00400 /* tracing of execution */ |
| 99 | #define REG_LARGE 01000 /* force large representation */ |
| 100 | #define REG_BACKR 02000 /* force use of backref code */ |
| 101 | |
| 102 | __BEGIN_DECLS |
| 103 | int regcomp __P((regex_t *, const char *, int)); |
| 104 | size_t regerror __P((int, const regex_t *, char *, size_t)); |
| 105 | int regexec __P((const regex_t *, |
| 106 | const char *, size_t, regmatch_t [], int)); |
| 107 | void regfree __P((regex_t *)); |
| 108 | __END_DECLS |
| 109 | |
| 110 | #endif /* !_REGEX_H_ */ |