summaryrefslogtreecommitdiffstats
path: root/libc/misc/regex/regex.c
blob: f39492bdf65765f40f65dac4eec6fe3daaa6ac02 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
/* Extended regular expression matching and search library.
   Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

/* uClibc addons */
#include <features.h>

#ifdef __UCLIBC__
#undef _LIBC
#define _REGEX_RE_COMP
#ifdef __USE_GNU
# define HAVE_MEMPCPY
#endif
#define HAVE_LANGINFO
#define HAVE_LANGINFO_CODESET
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#ifdef __UCLIBC_HAS_WCHAR__
#define RE_ENABLE_I18N
#include <wchar.h>
#include <wctype.h>

#define __iswctype iswctype
#define __wcrtomb wcrtomb
#define __btowc btowc
#define __wctype wctype
libc_hidden_proto(wcscoll)
libc_hidden_proto(wcrtomb)
libc_hidden_proto(mbrtowc)
libc_hidden_proto(iswctype)
libc_hidden_proto(iswlower)
libc_hidden_proto(iswalnum)
libc_hidden_proto(towlower)
libc_hidden_proto(towupper)
libc_hidden_proto(mbsinit)
libc_hidden_proto(btowc)
libc_hidden_proto(wctype)

#endif

#include <ctype.h>
#ifdef __UCLIBC_HAS_CTYPE_TABLES__
#define __toupper toupper
#define __tolower tolower
#endif
#define __mempcpy mempcpy
#ifdef __UCLIBC_HAS_XLOCALE__
libc_hidden_proto(__ctype_b_loc)
libc_hidden_proto(__ctype_toupper_loc)
#elif __UCLIBC_HAS_CTYPE_TABLES__
libc_hidden_proto(__ctype_b)
libc_hidden_proto(__ctype_toupper)
#else
libc_hidden_proto(isascii)
#endif
libc_hidden_proto(toupper)
libc_hidden_proto(tolower)
libc_hidden_proto(memcmp)
libc_hidden_proto(memcpy)
libc_hidden_proto(memmove)
libc_hidden_proto(memset)
libc_hidden_proto(strchr)
libc_hidden_proto(strcmp)
libc_hidden_proto(strlen)
libc_hidden_proto(strncpy)
libc_hidden_proto(getenv)
libc_hidden_proto(strcasecmp)
libc_hidden_proto(abort)
#ifdef __USE_GNU
libc_hidden_proto(mempcpy)
#endif

#endif

/* Make sure noone compiles this code with a C++ compiler.  */
#ifdef __cplusplus
# error "This is C code, use a C compiler"
#endif

#if defined _LIBC || defined __UCLIBC__
/* We have to keep the namespace clean.  */
# define regfree(preg) __regfree (preg)
# define regexec(pr, st, nm, pm, ef) __regexec (pr, st, nm, pm, ef)
# define regcomp(preg, pattern, cflags) __regcomp (preg, pattern, cflags)
# define regerror(errcode, preg, errbuf, errbuf_size) \
	__regerror(errcode, preg, errbuf, errbuf_size)
# define re_set_registers(bu, re, nu, st, en) \
	__re_set_registers (bu, re, nu, st, en)
# define re_match_2(bufp, string1, size1, string2, size2, pos, regs, stop) \
	__re_match_2 (bufp, string1, size1, string2, size2, pos, regs, stop)
# define re_match(bufp, string, size, pos, regs) \
	__re_match (bufp, string, size, pos, regs)
# define re_search(bufp, string, size, startpos, range, regs) \
	__re_search (bufp, string, size, startpos, range, regs)
# define re_compile_pattern(pattern, length, bufp) \
	__re_compile_pattern (pattern, length, bufp)
# define re_set_syntax(syntax) __re_set_syntax (syntax)
# define re_search_2(bufp, st1, s1, st2, s2, startpos, range, regs, stop) \
	__re_search_2 (bufp, st1, s1, st2, s2, startpos, range, regs, stop)
# define re_compile_fastmap(bufp) __re_compile_fastmap (bufp)

#ifndef __UCLIBC__
# include "../locale/localeinfo.h"
#endif
#endif

/* On some systems, limits.h sets RE_DUP_MAX to a lower value than
   GNU regex allows.  Include it before <regex.h>, which correctly
   #undefs RE_DUP_MAX and sets it to the right value.  */
#include <limits.h>

#ifdef __UCLIBC__
#include "_regex.h"
#else
#include <regex.h>
#endif
#include "regex_internal.h"

#include "regex_internal.c"
#include "regcomp.c"
#include "regexec.c"

/* Binary backward compatibility.  */
#if _LIBC
# include <shlib-compat.h>
# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3)
link_warning (re_max_failures, "the 're_max_failures' variable is obsolete and will go away.")
int re_max_failures = 2000;
# endif
#endif