1 /* $NetBSD: regex.h,v 1.17 2024/10/30 15:56:10 riastradh 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/featuretest.h> 79 #include <sys/types.h> 80 81 /* types */ 82 typedef off_t regoff_t; 83 84 typedef struct { 85 int re_magic; 86 size_t re_nsub; /* number of parenthesized subexpressions */ 87 const char *re_endp; /* end pointer for REG_PEND */ 88 struct re_guts *re_g; /* none of your business :-) */ 89 } regex_t; 90 91 typedef struct { 92 regoff_t rm_so; /* start of match */ 93 regoff_t rm_eo; /* end of match */ 94 } regmatch_t; 95 96 /* regcomp() flags */ 97 #define REG_BASIC 0000 98 #define REG_EXTENDED 0001 99 #define REG_ICASE 0002 100 #define REG_NOSUB 0004 101 #define REG_NEWLINE 0010 102 #define REG_NOSPEC 0020 103 #define REG_PEND 0040 104 #define REG_DUMP 0200 105 #define REG_GNU 0400 106 107 /* regerror() flags */ 108 #define REG_NOMATCH 1 109 #define REG_BADPAT 2 110 #define REG_ECOLLATE 3 111 #define REG_ECTYPE 4 112 #define REG_EESCAPE 5 113 #define REG_ESUBREG 6 114 #define REG_EBRACK 7 115 #define REG_EPAREN 8 116 #define REG_EBRACE 9 117 #define REG_BADBR 10 118 #define REG_ERANGE 11 119 #define REG_ESPACE 12 120 #define REG_BADRPT 13 121 #define REG_EMPTY 14 122 #define REG_ASSERT 15 123 #define REG_INVARG 16 124 #define REG_ILLSEQ 17 125 #define REG_ATOI 255 /* convert name to number (!) */ 126 #define REG_ITOA 0400 /* convert number to name (!) */ 127 128 /* regexec() flags */ 129 #define REG_NOTBOL 00001 130 #define REG_NOTEOL 00002 131 #define REG_STARTEND 00004 132 #define REG_TRACE 00400 /* tracing of execution */ 133 #define REG_LARGE 01000 /* force large representation */ 134 #define REG_BACKR 02000 /* force use of backref code */ 135 136 __BEGIN_DECLS 137 int regcomp(regex_t * __restrict, const char * __restrict, int); 138 size_t regerror(int, const regex_t * __restrict, char * __restrict, size_t); 139 int regexec(const regex_t * __restrict, 140 const char * __restrict, size_t, regmatch_t [], int); 141 void regfree(regex_t *); 142 #ifdef _NETBSD_SOURCE 143 ssize_t regnsub(char *, size_t, const char *, const regmatch_t *, const char *); 144 ssize_t regasub(char **buf, const char *, const regmatch_t *, const char *); 145 #endif 146 __END_DECLS 147 148 #endif /* !_REGEX_H_ */ 149