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Annotation of src/include/regex.h, Revision 1.4

1.4     ! millert     1: /*     $OpenBSD: regex.h,v 1.3 1997/09/21 10:45:48 niklas Exp $        */
1.2       deraadt     2: /*     $NetBSD: regex.h,v 1.4.6.1 1996/06/10 18:57:07 explorer Exp $   */
1.1       deraadt     3:
                      4: /*-
                      5:  * Copyright (c) 1992 Henry Spencer.
                      6:  * Copyright (c) 1992, 1993
                      7:  *     The Regents of the University of California.  All rights reserved.
                      8:  *
                      9:  * This code is derived from software contributed to Berkeley by
                     10:  * Henry Spencer of the University of Toronto.
                     11:  *
                     12:  * Redistribution and use in source and binary forms, with or without
                     13:  * modification, are permitted provided that the following conditions
                     14:  * are met:
                     15:  * 1. Redistributions of source code must retain the above copyright
                     16:  *    notice, this list of conditions and the following disclaimer.
                     17:  * 2. Redistributions in binary form must reproduce the above copyright
                     18:  *    notice, this list of conditions and the following disclaimer in the
                     19:  *    documentation and/or other materials provided with the distribution.
                     20:  * 3. All advertising materials mentioning features or use of this software
                     21:  *    must display the following acknowledgement:
                     22:  *     This product includes software developed by the University of
                     23:  *     California, Berkeley and its contributors.
                     24:  * 4. Neither the name of the University nor the names of its contributors
                     25:  *    may be used to endorse or promote products derived from this software
                     26:  *    without specific prior written permission.
                     27:  *
                     28:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     29:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     30:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     31:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     32:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     33:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     34:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     35:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     36:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     37:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     38:  * SUCH DAMAGE.
                     39:  *
                     40:  *     @(#)regex.h     8.1 (Berkeley) 6/2/93
                     41:  */
                     42:
                     43: #ifndef _REGEX_H_
                     44: #define        _REGEX_H_
                     45:
                     46: #include <sys/cdefs.h>
1.2       deraadt    47: #include <sys/types.h>
1.1       deraadt    48:
                     49: /* types */
                     50: typedef off_t regoff_t;
                     51:
                     52: typedef struct {
                     53:        int re_magic;
                     54:        size_t re_nsub;         /* number of parenthesized subexpressions */
                     55:        const char *re_endp;    /* end pointer for REG_PEND */
                     56:        struct re_guts *re_g;   /* none of your business :-) */
                     57: } regex_t;
                     58:
                     59: typedef struct {
                     60:        regoff_t rm_so;         /* start of match */
                     61:        regoff_t rm_eo;         /* end of match */
                     62: } regmatch_t;
                     63:
                     64: /* regcomp() flags */
                     65: #define        REG_BASIC       0000
                     66: #define        REG_EXTENDED    0001
                     67: #define        REG_ICASE       0002
                     68: #define        REG_NOSUB       0004
                     69: #define        REG_NEWLINE     0010
                     70: #define        REG_NOSPEC      0020
                     71: #define        REG_PEND        0040
                     72: #define        REG_DUMP        0200
                     73:
                     74: /* regerror() flags */
                     75: #define        REG_NOMATCH      1
                     76: #define        REG_BADPAT       2
                     77: #define        REG_ECOLLATE     3
                     78: #define        REG_ECTYPE       4
                     79: #define        REG_EESCAPE      5
                     80: #define        REG_ESUBREG      6
                     81: #define        REG_EBRACK       7
                     82: #define        REG_EPAREN       8
                     83: #define        REG_EBRACE       9
                     84: #define        REG_BADBR       10
                     85: #define        REG_ERANGE      11
                     86: #define        REG_ESPACE      12
                     87: #define        REG_BADRPT      13
                     88: #define        REG_EMPTY       14
                     89: #define        REG_ASSERT      15
                     90: #define        REG_INVARG      16
                     91: #define        REG_ATOI        255     /* convert name to number (!) */
                     92: #define        REG_ITOA        0400    /* convert number to name (!) */
                     93:
                     94: /* regexec() flags */
                     95: #define        REG_NOTBOL      00001
                     96: #define        REG_NOTEOL      00002
                     97: #define        REG_STARTEND    00004
                     98: #define        REG_TRACE       00400   /* tracing of execution */
                     99: #define        REG_LARGE       01000   /* force large representation */
                    100: #define        REG_BACKR       02000   /* force use of backref code */
                    101:
                    102: __BEGIN_DECLS
1.4     ! millert   103: int    regcomp(regex_t *, const char *, int);
        !           104: size_t regerror(int, const regex_t *, char *, size_t);
1.1       deraadt   105: int    regexec __P((const regex_t *,
                    106:            const char *, size_t, regmatch_t [], int));
1.4     ! millert   107: void   regfree(regex_t *);
1.1       deraadt   108: __END_DECLS
                    109:
                    110: #endif /* !_REGEX_H_ */