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 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the University of 20 * California, Berkeley and its contributors. 21 * 4. Neither the name of the University nor the names of its contributors 22 * may be used to endorse or promote products derived from this software 23 * without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * 37 * @(#)regex.h 8.2 (Berkeley) 1/3/94 38 * $FreeBSD$ 39 */ 40 41 #ifndef _REGEX_H_ 42 #define _REGEX_H_ 43 44 #include <sys/cdefs.h> 45 #include <sys/_types.h> 46 47 /* types */ 48 typedef __off_t regoff_t; 49 50 #ifndef _SIZE_T_DECLARED 51 typedef __size_t size_t; 52 #define _SIZE_T_DECLARED 53 #endif 54 55 typedef struct { 56 int re_magic; 57 size_t re_nsub; /* number of parenthesized subexpressions */ 58 __const char *re_endp; /* end pointer for REG_PEND */ 59 struct re_guts *re_g; /* none of your business :-) */ 60 } regex_t; 61 62 typedef struct { 63 regoff_t rm_so; /* start of match */ 64 regoff_t rm_eo; /* end of match */ 65 } regmatch_t; 66 67 /* regcomp() flags */ 68 #define REG_BASIC 0000 69 #define REG_EXTENDED 0001 70 #define REG_ICASE 0002 71 #define REG_NOSUB 0004 72 #define REG_NEWLINE 0010 73 #define REG_NOSPEC 0020 74 #define REG_PEND 0040 75 #define REG_DUMP 0200 76 77 /* regerror() flags */ 78 #define REG_ENOSYS (-1) 79 #define REG_NOMATCH 1 80 #define REG_BADPAT 2 81 #define REG_ECOLLATE 3 82 #define REG_ECTYPE 4 83 #define REG_EESCAPE 5 84 #define REG_ESUBREG 6 85 #define REG_EBRACK 7 86 #define REG_EPAREN 8 87 #define REG_EBRACE 9 88 #define REG_BADBR 10 89 #define REG_ERANGE 11 90 #define REG_ESPACE 12 91 #define REG_BADRPT 13 92 #define REG_EMPTY 14 93 #define REG_ASSERT 15 94 #define REG_INVARG 16 95 #define REG_ILLSEQ 17 96 #define REG_ATOI 255 /* convert name to number (!) */ 97 #define REG_ITOA 0400 /* convert number to name (!) */ 98 99 /* regexec() flags */ 100 #define REG_NOTBOL 00001 101 #define REG_NOTEOL 00002 102 #define REG_STARTEND 00004 103 #define REG_TRACE 00400 /* tracing of execution */ 104 #define REG_LARGE 01000 /* force large representation */ 105 #define REG_BACKR 02000 /* force use of backref code */ 106 107 __BEGIN_DECLS 108 int regcomp(regex_t * __restrict, const char * __restrict, int); 109 size_t regerror(int, const regex_t * __restrict, char * __restrict, size_t); 110 /* 111 * XXX forth parameter should be `regmatch_t [__restrict]', but isn't because 112 * of a bug in GCC 3.2 (when -std=c99 is specified) which perceives this as a 113 * syntax error. 114 */ 115 int regexec(const regex_t * __restrict, const char * __restrict, size_t, 116 regmatch_t * __restrict, int); 117 void regfree(regex_t *); 118 __END_DECLS 119 120 #endif /* !_REGEX_H_ */ 121