| 1 | /*- |
| 2 | * Copyright (c) 1992 Henry Spencer. |
| 3 | * Copyright (c) 1992, 1993 |
| 4 | * The Regents of the University of California. All rights reserved. |
| 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 | * |
| 11 | * @(#)regex.h 8.2 (Berkeley) %G% |
| 12 | */ |
| 13 | |
| 14 | #ifndef _REGEX_H_ |
| 15 | #define _REGEX_H_ |
| 16 | |
| 17 | #include <sys/cdefs.h> |
| 18 | |
| 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 */ |
| 25 | __const char *re_endp; /* end pointer for REG_PEND */ |
| 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 | |
| 34 | /* regcomp() flags */ |
| 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 (!) */ |
| 63 | |
| 64 | /* regexec() flags */ |
| 65 | #define REG_NOTBOL 00001 |
| 66 | #define REG_NOTEOL 00002 |
| 67 | #define REG_STARTEND 00004 |
| 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 */ |
| 71 | |
| 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 | |
| 80 | #endif /* !_REGEX_H_ */ |