| 1 | /*-
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| 2 | * Copyright (c) 1992 Henry Spencer.
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| 3 | * Copyright (c) 1992, 1993
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| 4 | * The Regents of the University of California. All rights reserved.
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| 5 | *
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| 6 | * This code is derived from software contributed to Berkeley by
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| 7 | * Henry Spencer of the University of Toronto.
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| 8 | *
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| 9 | * Redistribution and use in source and binary forms, with or without
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| 10 | * modification, are permitted provided that the following conditions
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| 11 | * are met:
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| 12 | * 1. Redistributions of source code must retain the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer.
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| 14 | * 2. Redistributions in binary form must reproduce the above copyright
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| 15 | * notice, this list of conditions and the following disclaimer in the
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| 16 | * documentation and/or other materials provided with the distribution.
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| 17 | * 3. All advertising materials mentioning features or use of this software
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| 18 | * must display the following acknowledgement:
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| 19 | * This product includes software developed by the University of
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| 20 | * California, Berkeley and its contributors.
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| 21 | * 4. Neither the name of the University nor the names of its contributors
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| 22 | * may be used to endorse or promote products derived from this software
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| 23 | * without specific prior written permission.
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| 24 | *
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| 25 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 26 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 27 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 28 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 29 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 30 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 31 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 32 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 33 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 34 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 35 | * SUCH DAMAGE.
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| 36 | *
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| 37 | * @(#)regex.h 8.2 (Berkeley) 1/3/94
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| 38 | */
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| 39 |
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| 40 | #ifndef _REGEX_H_
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| 41 | #define _REGEX_H_
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| 42 |
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| 43 | #ifndef _TYPES_H
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| 44 | #include <sys/types.h>
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| 45 | #endif
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| 46 |
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| 47 | /* types */
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| 48 | typedef off_t regoff_t;
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| 49 |
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| 50 | typedef struct {
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| 51 | int re_magic;
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| 52 | size_t re_nsub; /* number of parenthesized subexpressions */
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| 53 | const char *re_endp; /* end pointer for REG_PEND */
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| 54 | struct re_guts *re_g; /* none of your business :-) */
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| 55 | } regex_t;
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| 56 |
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| 57 | typedef struct {
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| 58 | regoff_t rm_so; /* start of match */
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| 59 | regoff_t rm_eo; /* end of match */
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| 60 | } regmatch_t;
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| 61 |
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| 62 | /* regcomp() flags */
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| 63 | #define REG_BASIC 0000
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| 64 | #define REG_EXTENDED 0001
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| 65 | #define REG_ICASE 0002
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| 66 | #define REG_NOSUB 0004
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| 67 | #define REG_NEWLINE 0010
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| 68 | #define REG_NOSPEC 0020
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| 69 | #define REG_PEND 0040
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| 70 | #define REG_DUMP 0200
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| 71 |
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| 72 | /* regerror() flags */
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| 73 | #define REG_NOMATCH 1
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| 74 | #define REG_BADPAT 2
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| 75 | #define REG_ECOLLATE 3
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| 76 | #define REG_ECTYPE 4
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| 77 | #define REG_EESCAPE 5
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| 78 | #define REG_ESUBREG 6
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| 79 | #define REG_EBRACK 7
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| 80 | #define REG_EPAREN 8
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| 81 | #define REG_EBRACE 9
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| 82 | #define REG_BADBR 10
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| 83 | #define REG_ERANGE 11
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| 84 | #define REG_ESPACE 12
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| 85 | #define REG_BADRPT 13
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| 86 | #define REG_EMPTY 14
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| 87 | #define REG_ASSERT 15
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| 88 | #define REG_INVARG 16
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| 89 | #define REG_ATOI 255 /* convert name to number (!) */
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| 90 | #define REG_ITOA 0400 /* convert number to name (!) */
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| 91 |
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| 92 | /* regexec() flags */
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| 93 | #define REG_NOTBOL 00001
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| 94 | #define REG_NOTEOL 00002
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| 95 | #define REG_STARTEND 00004
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| 96 | #define REG_TRACE 00400 /* tracing of execution */
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| 97 | #define REG_LARGE 01000 /* force large representation */
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| 98 | #define REG_BACKR 02000 /* force use of backref code */
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| 99 |
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| 100 | int regcomp(regex_t *, const char *, int);
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| 101 | size_t regerror(int, const regex_t *, char *, size_t);
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| 102 | int regexec(const regex_t *, const char *, size_t, regmatch_t [], int);
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| 103 | void regfree(regex_t *);
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| 104 |
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| 105 | #endif /* !_REGEX_H_ */
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