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47af6577 | 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 | ||
47af6577 | 46 | #include <sys/types.h> |
47 | ||
48 | /* types */ | |
49 | typedef off_t regoff_t; | |
50 | ||
51 | typedef struct { | |
52 | int re_magic; | |
53 | size_t re_nsub; /* number of parenthesized subexpressions */ | |
54 | const char *re_endp; /* end pointer for REG_PEND */ | |
55 | struct re_guts *re_g; /* none of your business :-) */ | |
56 | } regex_t; | |
57 | ||
58 | typedef struct { | |
59 | regoff_t rm_so; /* start of match */ | |
60 | regoff_t rm_eo; /* end of match */ | |
61 | } regmatch_t; | |
62 | ||
63 | /* regcomp() flags */ | |
64 | #define REG_BASIC 0000 | |
65 | #define REG_EXTENDED 0001 | |
66 | #define REG_ICASE 0002 | |
67 | #define REG_NOSUB 0004 | |
68 | #define REG_NEWLINE 0010 | |
69 | #define REG_NOSPEC 0020 | |
70 | #define REG_PEND 0040 | |
71 | #define REG_DUMP 0200 | |
72 | ||
73 | /* regerror() flags */ | |
74 | #define REG_NOMATCH 1 | |
75 | #define REG_BADPAT 2 | |
76 | #define REG_ECOLLATE 3 | |
77 | #define REG_ECTYPE 4 | |
78 | #define REG_EESCAPE 5 | |
79 | #define REG_ESUBREG 6 | |
80 | #define REG_EBRACK 7 | |
81 | #define REG_EPAREN 8 | |
82 | #define REG_EBRACE 9 | |
83 | #define REG_BADBR 10 | |
84 | #define REG_ERANGE 11 | |
85 | #define REG_ESPACE 12 | |
86 | #define REG_BADRPT 13 | |
87 | #define REG_EMPTY 14 | |
88 | #define REG_ASSERT 15 | |
89 | #define REG_INVARG 16 | |
90 | #define REG_ATOI 255 /* convert name to number (!) */ | |
91 | #define REG_ITOA 0400 /* convert number to name (!) */ | |
92 | ||
93 | /* regexec() flags */ | |
94 | #define REG_NOTBOL 00001 | |
95 | #define REG_NOTEOL 00002 | |
96 | #define REG_STARTEND 00004 | |
97 | #define REG_TRACE 00400 /* tracing of execution */ | |
98 | #define REG_LARGE 01000 /* force large representation */ | |
99 | #define REG_BACKR 02000 /* force use of backref code */ | |
100 | ||
1aecda34 | 101 | int regcomp(regex_t*, const char*, int); |
102 | size_t regerror(int, const regex_t*, char*, size_t); | |
103 | int regexec(const regex_t*, const char*, size_t, regmatch_t[], int); | |
104 | void regfree(regex_t*); | |
47af6577 | 105 | |
106 | #endif /* !_REGEX_H_ */ |