1*4a39ccd0Sderaadt /* $OpenBSD: regex.h,v 1.7 2012/12/05 23:19:57 deraadt Exp $ */ 2f03cc094Sderaadt /* $NetBSD: regex.h,v 1.4.6.1 1996/06/10 18:57:07 explorer Exp $ */ 3df930be7Sderaadt 4df930be7Sderaadt /*- 5df930be7Sderaadt * Copyright (c) 1992 Henry Spencer. 6df930be7Sderaadt * Copyright (c) 1992, 1993 7df930be7Sderaadt * The Regents of the University of California. All rights reserved. 8df930be7Sderaadt * 9df930be7Sderaadt * This code is derived from software contributed to Berkeley by 10df930be7Sderaadt * Henry Spencer of the University of Toronto. 11df930be7Sderaadt * 12df930be7Sderaadt * Redistribution and use in source and binary forms, with or without 13df930be7Sderaadt * modification, are permitted provided that the following conditions 14df930be7Sderaadt * are met: 15df930be7Sderaadt * 1. Redistributions of source code must retain the above copyright 16df930be7Sderaadt * notice, this list of conditions and the following disclaimer. 17df930be7Sderaadt * 2. Redistributions in binary form must reproduce the above copyright 18df930be7Sderaadt * notice, this list of conditions and the following disclaimer in the 19df930be7Sderaadt * documentation and/or other materials provided with the distribution. 20e33d3bd3Smillert * 3. Neither the name of the University nor the names of its contributors 21df930be7Sderaadt * may be used to endorse or promote products derived from this software 22df930be7Sderaadt * without specific prior written permission. 23df930be7Sderaadt * 24df930be7Sderaadt * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25df930be7Sderaadt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26df930be7Sderaadt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27df930be7Sderaadt * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28df930be7Sderaadt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29df930be7Sderaadt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30df930be7Sderaadt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31df930be7Sderaadt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32df930be7Sderaadt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33df930be7Sderaadt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34df930be7Sderaadt * SUCH DAMAGE. 35df930be7Sderaadt * 36df930be7Sderaadt * @(#)regex.h 8.1 (Berkeley) 6/2/93 37df930be7Sderaadt */ 38df930be7Sderaadt 39df930be7Sderaadt #ifndef _REGEX_H_ 40df930be7Sderaadt #define _REGEX_H_ 41df930be7Sderaadt 42f03cc094Sderaadt #include <sys/types.h> 43df930be7Sderaadt 44df930be7Sderaadt /* types */ 45df930be7Sderaadt typedef off_t regoff_t; 46df930be7Sderaadt 47df930be7Sderaadt typedef struct { 48df930be7Sderaadt int re_magic; 49df930be7Sderaadt size_t re_nsub; /* number of parenthesized subexpressions */ 50df930be7Sderaadt const char *re_endp; /* end pointer for REG_PEND */ 51df930be7Sderaadt struct re_guts *re_g; /* none of your business :-) */ 52df930be7Sderaadt } regex_t; 53df930be7Sderaadt 54df930be7Sderaadt typedef struct { 55df930be7Sderaadt regoff_t rm_so; /* start of match */ 56df930be7Sderaadt regoff_t rm_eo; /* end of match */ 57df930be7Sderaadt } regmatch_t; 58df930be7Sderaadt 59df930be7Sderaadt /* regcomp() flags */ 60df930be7Sderaadt #define REG_BASIC 0000 61df930be7Sderaadt #define REG_EXTENDED 0001 62df930be7Sderaadt #define REG_ICASE 0002 63df930be7Sderaadt #define REG_NOSUB 0004 64df930be7Sderaadt #define REG_NEWLINE 0010 65df930be7Sderaadt #define REG_NOSPEC 0020 66df930be7Sderaadt #define REG_PEND 0040 67df930be7Sderaadt #define REG_DUMP 0200 68df930be7Sderaadt 69df930be7Sderaadt /* regerror() flags */ 70df930be7Sderaadt #define REG_NOMATCH 1 71df930be7Sderaadt #define REG_BADPAT 2 72df930be7Sderaadt #define REG_ECOLLATE 3 73df930be7Sderaadt #define REG_ECTYPE 4 74df930be7Sderaadt #define REG_EESCAPE 5 75df930be7Sderaadt #define REG_ESUBREG 6 76df930be7Sderaadt #define REG_EBRACK 7 77df930be7Sderaadt #define REG_EPAREN 8 78df930be7Sderaadt #define REG_EBRACE 9 79df930be7Sderaadt #define REG_BADBR 10 80df930be7Sderaadt #define REG_ERANGE 11 81df930be7Sderaadt #define REG_ESPACE 12 82df930be7Sderaadt #define REG_BADRPT 13 83df930be7Sderaadt #define REG_EMPTY 14 84df930be7Sderaadt #define REG_ASSERT 15 85df930be7Sderaadt #define REG_INVARG 16 86df930be7Sderaadt #define REG_ATOI 255 /* convert name to number (!) */ 87df930be7Sderaadt #define REG_ITOA 0400 /* convert number to name (!) */ 88df930be7Sderaadt 89df930be7Sderaadt /* regexec() flags */ 90df930be7Sderaadt #define REG_NOTBOL 00001 91df930be7Sderaadt #define REG_NOTEOL 00002 92df930be7Sderaadt #define REG_STARTEND 00004 93df930be7Sderaadt #define REG_TRACE 00400 /* tracing of execution */ 94df930be7Sderaadt #define REG_LARGE 01000 /* force large representation */ 95df930be7Sderaadt #define REG_BACKR 02000 /* force use of backref code */ 96df930be7Sderaadt 97df930be7Sderaadt __BEGIN_DECLS 98c72b5b24Smillert int regcomp(regex_t *, const char *, int); 99c72b5b24Smillert size_t regerror(int, const regex_t *, char *, size_t); 100f3c3a9c6Smillert int regexec(const regex_t *, const char *, size_t, regmatch_t [], int); 101c72b5b24Smillert void regfree(regex_t *); 102df930be7Sderaadt __END_DECLS 103df930be7Sderaadt 104df930be7Sderaadt #endif /* !_REGEX_H_ */ 105