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git.saurik.com Git - wxWidgets.git/blob - src/regex/regex.h
2 #define _REGEX_H_ /* never again */
7 * Copyright (c) 1998, 1999 Henry Spencer. All rights reserved.
9 * Development of this software was funded, in part, by Cray Research Inc.,
10 * UUNET Communications Services Inc., Sun Microsystems Inc., and Scriptics
11 * Corporation, none of whom are responsible for the results. The author
14 * Redistribution and use in source and binary forms -- with or without
15 * modification -- are permitted for any purpose, provided that
16 * redistributions in source form retain this entire copyright notice and
17 * indicate the origin and nature of any modifications.
19 * I'd appreciate being given credit for this package in the documentation
20 * of software which uses it, but that is not a requirement.
22 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
23 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
24 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
25 * HENRY SPENCER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
28 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
31 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37 * Add your own defines, if needed, here.
43 /*****************************
45 *****************************/
46 #ifndef _REGEX_CUSTOM_H_
47 # define wxUSE_BUILTIN_REGEX
48 # define wx_wchar wxChar
49 /* FreeBSD, Watcom and DMars require this, CW doesn't have nor need it. */
50 /* Others also don't seem to need it. If you have an error related to */
51 /* (not) including <sys/types.h> please report details to */
52 /* wx-dev@lists.wxwindows.org */
53 # if defined(__UNIX__) || defined(__WATCOMC__) || defined(__DIGITALMARS__)
54 # include <sys/types.h>
56 #endif /* ndef _REGEX_CUSTOM_H_ */
57 /*****************************
59 *****************************/
65 * interface types etc.
69 * regoff_t has to be large enough to hold either off_t or ssize_t,
70 * and must be signed; it's only a guess that long is suitable.
72 typedef long regoff_t
;
75 * other interface types
78 /* the biggie, a compiled RE (or rather, a front end to same) */
81 int re_magic
; /* magic number */
82 size_t re_nsub
; /* number of subexpressions */
83 long re_info
; /* information about RE */
84 #define REG_UBACKREF 000001
85 #define REG_ULOOKAHEAD 000002
86 #define REG_UBOUNDS 000004
87 #define REG_UBRACES 000010
88 #define REG_UBSALNUM 000020
89 #define REG_UPBOTCH 000040
90 #define REG_UBBS 000100
91 #define REG_UNONPOSIX 000200
92 #define REG_UUNSPEC 000400
93 #define REG_UUNPORT 001000
94 #define REG_ULOCALE 002000
95 #define REG_UEMPTYMATCH 004000
96 #define REG_UIMPOSSIBLE 010000
97 #define REG_USHORTEST 020000
98 int re_csize
; /* sizeof(character) */
99 char *re_endp
; /* backward compatibility kludge */
100 /* the rest is opaque pointers to hidden innards */
101 char *re_guts
; /* `char *' is more portable than `void *' */
105 /* result reporting (may acquire more fields later) */
108 regoff_t rm_so
; /* start of substring */
109 regoff_t rm_eo
; /* end of substring */
112 /* supplementary control and reporting */
115 regmatch_t rm_extend
; /* see REG_EXPECT */
121 * regex compilation flags
123 #define REG_BASIC 000000 /* BREs (convenience) */
124 #define REG_EXTENDED 000001 /* EREs */
125 #define REG_ADVF 000002 /* advanced features in EREs */
126 #define REG_ADVANCED 000003 /* AREs (which are also EREs) */
127 #define REG_QUOTE 000004 /* no special characters, none */
128 #define REG_NOSPEC REG_QUOTE /* historical synonym */
129 #define REG_ICASE 000010 /* ignore case */
130 #define REG_NOSUB 000020 /* don't care about subexpressions */
131 #define REG_EXPANDED 000040 /* expanded format, white space & comments */
132 #define REG_NLSTOP 000100 /* \n doesn't match . or [^ ] */
133 #define REG_NLANCH 000200 /* ^ matches after \n, $ before */
134 #define REG_NEWLINE 000300 /* newlines are line terminators */
135 #define REG_PEND 000400 /* ugh -- backward-compatibility hack */
136 #define REG_EXPECT 001000 /* report details on partial/limited
138 #define REG_BOSONLY 002000 /* temporary kludge for BOS-only matches */
139 #define REG_DUMP 004000 /* none of your business :-) */
140 #define REG_FAKE 010000 /* none of your business :-) */
141 #define REG_PROGRESS 020000 /* none of your business :-) */
146 * regex execution flags
148 #define REG_NOTBOL 0001 /* BOS is not BOL */
149 #define REG_NOTEOL 0002 /* EOS is not EOL */
150 #define REG_STARTEND 0004 /* backward compatibility kludge */
151 #define REG_FTRACE 0010 /* none of your business */
152 #define REG_MTRACE 0020 /* none of your business */
153 #define REG_SMALL 0040 /* none of your business */
158 * Be careful if modifying the list of error codes -- the table used by
159 * regerror() is generated automatically from this file!
161 #define REG_OKAY 0 /* no errors detected */
162 #define REG_NOMATCH 1 /* failed to match */
163 #define REG_BADPAT 2 /* invalid regexp */
164 #define REG_ECOLLATE 3 /* invalid collating element */
165 #define REG_ECTYPE 4 /* invalid character class */
166 #define REG_EESCAPE 5 /* invalid escape \ sequence */
167 #define REG_ESUBREG 6 /* invalid backreference number */
168 #define REG_EBRACK 7 /* brackets [] not balanced */
169 #define REG_EPAREN 8 /* parentheses () not balanced */
170 #define REG_EBRACE 9 /* braces {} not balanced */
171 #define REG_BADBR 10 /* invalid repetition count(s) */
172 #define REG_ERANGE 11 /* invalid character range */
173 #define REG_ESPACE 12 /* out of memory */
174 #define REG_BADRPT 13 /* quantifier operand invalid */
175 #define REG_ASSERT 15 /* "can't happen" -- you found a bug */
176 #define REG_INVARG 16 /* invalid argument to regex function */
177 #define REG_MIXED 17 /* character widths of regex and string
179 #define REG_BADOPT 18 /* invalid embedded option */
180 /* two specials for debugging and testing */
181 #define REG_ATOI 101 /* convert error-code name to number */
182 #define REG_ITOA 102 /* convert error-code number to name */
187 * the prototypes for exported functions
189 extern int wx_regcomp(regex_t
*, const wx_wchar
*, size_t, int);
190 extern int regcomp(regex_t
*, const wx_wchar
*, int);
191 extern int wx_regexec(regex_t
*, const wx_wchar
*, size_t, rm_detail_t
*, size_t, regmatch_t
[], int);
192 extern int regexec(regex_t
*, const wx_wchar
*, size_t, regmatch_t
[], int);
193 extern void regfree(regex_t
*);
194 extern size_t regerror(int, const regex_t
*, char *, size_t);
195 extern void wx_regfree(regex_t
*);
196 extern size_t wx_regerror(int, const regex_t
*, char *, size_t);
202 #endif /* _REGEX_H_ */