1/* $NetBSD: regex.h,v 1.16 2021/02/23 17:14:42 christos Exp $ */ 2 3/*- 4 * Copyright (c) 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Henry Spencer of the University of Toronto. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * @(#)regex.h 8.2 (Berkeley) 1/3/94 35 */ 36 37/*- 38 * Copyright (c) 1992 Henry Spencer. 39 * 40 * This code is derived from software contributed to Berkeley by 41 * Henry Spencer of the University of Toronto. 42 * 43 * Redistribution and use in source and binary forms, with or without 44 * modification, are permitted provided that the following conditions 45 * are met: 46 * 1. Redistributions of source code must retain the above copyright 47 * notice, this list of conditions and the following disclaimer. 48 * 2. Redistributions in binary form must reproduce the above copyright 49 * notice, this list of conditions and the following disclaimer in the 50 * documentation and/or other materials provided with the distribution. 51 * 3. All advertising materials mentioning features or use of this software 52 * must display the following acknowledgement: 53 * This product includes software developed by the University of 54 * California, Berkeley and its contributors. 55 * 4. Neither the name of the University nor the names of its contributors 56 * may be used to endorse or promote products derived from this software 57 * without specific prior written permission. 58 * 59 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 60 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 61 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 62 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 63 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 64 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 65 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 66 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 67 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 68 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 69 * SUCH DAMAGE. 70 * 71 * @(#)regex.h 8.2 (Berkeley) 1/3/94 72 */ 73 74#ifndef _REGEX_H_ 75#define _REGEX_H_ 76 77#include <sys/cdefs.h> 78#include <sys/types.h> 79 80/* types */ 81typedef off_t regoff_t; 82 83typedef struct { 84 int re_magic; 85 size_t re_nsub; /* number of parenthesized subexpressions */ 86 const char *re_endp; /* end pointer for REG_PEND */ 87 struct re_guts *re_g; /* none of your business :-) */ 88} regex_t; 89 90typedef struct { 91 regoff_t rm_so; /* start of match */ 92 regoff_t rm_eo; /* end of match */ 93} regmatch_t; 94 95/* regcomp() flags */ 96#define REG_BASIC 0000 97#define REG_EXTENDED 0001 98#define REG_ICASE 0002 99#define REG_NOSUB 0004 100#define REG_NEWLINE 0010 101#define REG_NOSPEC 0020 102#define REG_PEND 0040 103#define REG_DUMP 0200 104#define REG_GNU 0400 105 106/* regerror() flags */ 107#define REG_NOMATCH 1 108#define REG_BADPAT 2 109#define REG_ECOLLATE 3 110#define REG_ECTYPE 4 111#define REG_EESCAPE 5 112#define REG_ESUBREG 6 113#define REG_EBRACK 7 114#define REG_EPAREN 8 115#define REG_EBRACE 9 116#define REG_BADBR 10 117#define REG_ERANGE 11 118#define REG_ESPACE 12 119#define REG_BADRPT 13 120#define REG_EMPTY 14 121#define REG_ASSERT 15 122#define REG_INVARG 16 123#define REG_ILLSEQ 17 124#define REG_ATOI 255 /* convert name to number (!) */ 125#define REG_ITOA 0400 /* convert number to name (!) */ 126 127/* regexec() flags */ 128#define REG_NOTBOL 00001 129#define REG_NOTEOL 00002 130#define REG_STARTEND 00004 131#define REG_TRACE 00400 /* tracing of execution */ 132#define REG_LARGE 01000 /* force large representation */ 133#define REG_BACKR 02000 /* force use of backref code */ 134 135__BEGIN_DECLS 136int regcomp(regex_t * __restrict, const char * __restrict, int); 137size_t regerror(int, const regex_t * __restrict, char * __restrict, size_t); 138int regexec(const regex_t * __restrict, 139 const char * __restrict, size_t, regmatch_t [], int); 140void regfree(regex_t *); 141#ifdef _NETBSD_SOURCE 142ssize_t regnsub(char *, size_t, const char *, const regmatch_t *, const char *); 143ssize_t regasub(char **buf, const char *, const regmatch_t *, const char *); 144#endif 145__END_DECLS 146 147#endif /* !_REGEX_H_ */ 148