1 /* $NetBSD: regex.h,v 1.5 1996/06/10 18:55:04 explorer 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. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the University of 22 * California, Berkeley and its contributors. 23 * 4. Neither the name of the University nor the names of its contributors 24 * may be used to endorse or promote products derived from this software 25 * without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37 * SUCH DAMAGE. 38 * 39 * @(#)regex.h 8.1 (Berkeley) 6/2/93 40 */ 41 42 #ifndef _REGEX_H_ 43 #define _REGEX_H_ 44 45 #include <sys/cdefs.h> 46 #include <sys/types.h> 47 48 /* types */ 49 typedef off_t regoff_t; 50 51 typedef struct { 52 int re_magic; 53 size_t re_nsub; /* number of parenthesized subexpressions */ 54 const char *re_endp; /* end pointer for REG_PEND */ 55 struct re_guts *re_g; /* none of your business :-) */ 56 } regex_t; 57 58 typedef struct { 59 regoff_t rm_so; /* start of match */ 60 regoff_t rm_eo; /* end of match */ 61 } regmatch_t; 62 63 /* regcomp() flags */ 64 #define REG_BASIC 0000 65 #define REG_EXTENDED 0001 66 #define REG_ICASE 0002 67 #define REG_NOSUB 0004 68 #define REG_NEWLINE 0010 69 #define REG_NOSPEC 0020 70 #define REG_PEND 0040 71 #define REG_DUMP 0200 72 73 /* regerror() flags */ 74 #define REG_NOMATCH 1 75 #define REG_BADPAT 2 76 #define REG_ECOLLATE 3 77 #define REG_ECTYPE 4 78 #define REG_EESCAPE 5 79 #define REG_ESUBREG 6 80 #define REG_EBRACK 7 81 #define REG_EPAREN 8 82 #define REG_EBRACE 9 83 #define REG_BADBR 10 84 #define REG_ERANGE 11 85 #define REG_ESPACE 12 86 #define REG_BADRPT 13 87 #define REG_EMPTY 14 88 #define REG_ASSERT 15 89 #define REG_INVARG 16 90 #define REG_ATOI 255 /* convert name to number (!) */ 91 #define REG_ITOA 0400 /* convert number to name (!) */ 92 93 /* regexec() flags */ 94 #define REG_NOTBOL 00001 95 #define REG_NOTEOL 00002 96 #define REG_STARTEND 00004 97 #define REG_TRACE 00400 /* tracing of execution */ 98 #define REG_LARGE 01000 /* force large representation */ 99 #define REG_BACKR 02000 /* force use of backref code */ 100 101 __BEGIN_DECLS 102 int regcomp __P((regex_t *, const char *, int)); 103 size_t regerror __P((int, const regex_t *, char *, size_t)); 104 int regexec __P((const regex_t *, 105 const char *, size_t, regmatch_t [], int)); 106 void regfree __P((regex_t *)); 107 __END_DECLS 108 109 #endif /* !_REGEX_H_ */ 110