1 /* $NetBSD: regex.h,v 1.1.1.2 2008/05/18 14:31:38 aymeric Exp $ */ 2 3 /*- 4 * Copyright (c) 1992 Henry Spencer. 5 * Copyright (c) 1992, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * Henry Spencer of the University of Toronto. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)regex.h 8.1 (Berkeley) 6/2/93 36 */ 37 38 #ifndef _REGEX_H_ 39 #define _REGEX_H_ 40 41 #ifdef __REGEX_PRIVATE 42 #include "config.h" 43 #include "../common/multibyte.h" 44 #endif 45 46 /* types */ 47 typedef off_t regoff_t; 48 49 typedef struct { 50 int re_magic; 51 size_t re_nsub; /* number of parenthesized subexpressions */ 52 const RCHAR_T *re_endp; /* end pointer for REG_PEND */ 53 struct re_guts *re_g; /* none of your business :-) */ 54 } regex_t; 55 56 typedef struct { 57 regoff_t rm_so; /* start of match */ 58 regoff_t rm_eo; /* end of match */ 59 } regmatch_t; 60 61 /* regcomp() flags */ 62 #define REG_BASIC 0000 63 #define REG_EXTENDED 0001 64 #define REG_ICASE 0002 65 #define REG_NOSUB 0004 66 #define REG_NEWLINE 0010 67 #define REG_NOSPEC 0020 68 #define REG_PEND 0040 69 #define REG_DUMP 0200 70 71 /* regerror() flags */ 72 #define REG_NOMATCH 1 73 #define REG_BADPAT 2 74 #define REG_ECOLLATE 3 75 #define REG_ECTYPE 4 76 #define REG_EESCAPE 5 77 #define REG_ESUBREG 6 78 #define REG_EBRACK 7 79 #define REG_EPAREN 8 80 #define REG_EBRACE 9 81 #define REG_BADBR 10 82 #define REG_ERANGE 11 83 #define REG_ESPACE 12 84 #define REG_BADRPT 13 85 #define REG_EMPTY 14 86 #define REG_ASSERT 15 87 #define REG_INVARG 16 88 #define REG_ATOI 255 /* convert name to number (!) */ 89 #define REG_ITOA 0400 /* convert number to name (!) */ 90 91 /* regexec() flags */ 92 #define REG_NOTBOL 00001 93 #define REG_NOTEOL 00002 94 #define REG_STARTEND 00004 95 #define REG_TRACE 00400 /* tracing of execution */ 96 #define REG_LARGE 01000 /* force large representation */ 97 #define REG_BACKR 02000 /* force use of backref code */ 98 99 #ifdef USE_WIDECHAR 100 /* 101 * Avoid function name conflicts with the system regex functions. 102 * This is needed e.g. to build with AddressSanitizer. 103 */ 104 #define regcomp nvi_regcomp 105 #define regerror nvi_regerror 106 #define regexec nvi_regexec 107 #define regfree nvi_regfree 108 #endif 109 int regcomp(regex_t *, const RCHAR_T *, int); 110 size_t regerror(int, const regex_t *, char *, size_t); 111 int regexec(const regex_t *, 112 const RCHAR_T *, size_t, regmatch_t [], int); 113 void regfree(regex_t *); 114 115 #endif /* !_REGEX_H_ */ 116