projects / unix-history / blame
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1 | /*- |
| 2 | * Copyright (c) 1992 Henry Spencer. | |
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3 | * Copyright (c) 1992, 1993 |
| 4 | * The Regents of the University of California. All rights reserved. | |
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5 | * |
| 6 | * This code is derived from software contributed to Berkeley by | |
| 7 | * Henry Spencer of the University of Toronto. | |
| 8 | * | |
| 9 | * %sccs.include.redist.c% | |
| 10 | * | |
| 9c4c036c | 11 | * @(#)regex.h 8.2 (Berkeley) %G% |
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12 | */ |
| 13 | ||
| 14 | #ifndef _REGEX_H_ | |
| 15 | #define _REGEX_H_ | |
| 16 | ||
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17 | #include <sys/cdefs.h> |
| 18 | ||
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19 | /* types */ |
| 20 | typedef off_t regoff_t; | |
| 21 | ||
| 22 | typedef struct { | |
| 23 | int re_magic; | |
| 24 | size_t re_nsub; /* number of parenthesized subexpressions */ | |
| 9c4c036c | 25 | __const char *re_endp; /* end pointer for REG_PEND */ |
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26 | struct re_guts *re_g; /* none of your business :-) */ |
| 27 | } regex_t; | |
| 28 | ||
| 29 | typedef struct { | |
| 30 | regoff_t rm_so; /* start of match */ | |
| 31 | regoff_t rm_eo; /* end of match */ | |
| 32 | } regmatch_t; | |
| 33 | ||
| 2827e0f4 | 34 | /* regcomp() flags */ |
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35 | #define REG_BASIC 0000 |
| 36 | #define REG_EXTENDED 0001 | |
| 37 | #define REG_ICASE 0002 | |
| 38 | #define REG_NOSUB 0004 | |
| 39 | #define REG_NEWLINE 0010 | |
| 40 | #define REG_NOSPEC 0020 | |
| 41 | #define REG_PEND 0040 | |
| 42 | #define REG_DUMP 0200 | |
| 43 | ||
| 44 | /* regerror() flags */ | |
| 45 | #define REG_NOMATCH 1 | |
| 46 | #define REG_BADPAT 2 | |
| 47 | #define REG_ECOLLATE 3 | |
| 48 | #define REG_ECTYPE 4 | |
| 49 | #define REG_EESCAPE 5 | |
| 50 | #define REG_ESUBREG 6 | |
| 51 | #define REG_EBRACK 7 | |
| 52 | #define REG_EPAREN 8 | |
| 53 | #define REG_EBRACE 9 | |
| 54 | #define REG_BADBR 10 | |
| 55 | #define REG_ERANGE 11 | |
| 56 | #define REG_ESPACE 12 | |
| 57 | #define REG_BADRPT 13 | |
| 58 | #define REG_EMPTY 14 | |
| 59 | #define REG_ASSERT 15 | |
| 60 | #define REG_INVARG 16 | |
| 61 | #define REG_ATOI 255 /* convert name to number (!) */ | |
| 62 | #define REG_ITOA 0400 /* convert number to name (!) */ | |
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63 | |
| 64 | /* regexec() flags */ | |
| 65 | #define REG_NOTBOL 00001 | |
| 66 | #define REG_NOTEOL 00002 | |
| 67 | #define REG_STARTEND 00004 | |
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68 | #define REG_TRACE 00400 /* tracing of execution */ |
| 69 | #define REG_LARGE 01000 /* force large representation */ | |
| 70 | #define REG_BACKR 02000 /* force use of backref code */ | |
| 2827e0f4 | 71 | |
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72 | __BEGIN_DECLS |
| 73 | int regcomp __P((regex_t *, const char *, int)); | |
| 74 | size_t regerror __P((int, const regex_t *, char *, size_t)); | |
| 75 | int regexec __P((const regex_t *, | |
| 76 | const char *, size_t, regmatch_t [], int)); | |
| 77 | void regfree __P((regex_t *)); | |
| 78 | __END_DECLS | |
| 79 | ||
| 2827e0f4 | 80 | #endif /* !_REGEX_H_ */ |