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
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
|
/* $OpenBSD: iswctype_l.c,v 1.3 2024/02/04 12:46:01 jca Exp $ */
/* $NetBSD: iswctype.c,v 1.15 2005/02/09 21:35:46 kleink Exp $ */
/*
* Copyright (c) 1989 The Regents of the University of California.
* All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <ctype.h>
#include <errno.h>
#include <locale.h>
#include <string.h>
#include <wchar.h>
#include <wctype.h>
#include "rune.h"
#include "runetype.h"
#include "rune_local.h"
#include "_wctrans_local.h"
static _RuneLocale *__runelocale(locale_t);
static int __isctype_wl(wint_t, _RuneType, locale_t);
/*
* For all these functions, POSIX says that behaviour is undefined
* for LC_GLOBAL_LOCALE and for invalid locale arguments.
* The choice made here is to use the C locale in that case.
*/
static _RuneLocale *
__runelocale(locale_t locale)
{
_RuneLocale *rl;
rl = NULL;
if (locale == _LOCALE_UTF8)
rl = _Utf8RuneLocale;
if (rl == NULL)
rl = &_DefaultRuneLocale;
return rl;
}
static int
__isctype_wl(wint_t c, _RuneType f, locale_t locale)
{
_RuneLocale *rl;
_RuneType rt;
rl = __runelocale(locale);
rt = _RUNE_ISCACHED(c) ? rl->rl_runetype[c] : ___runetype_mb(c, rl);
return (rt & f) != 0;
}
int
iswalnum_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_A|_RUNETYPE_D, locale);
}
int
iswalpha_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_A, locale);
}
int
iswblank_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_B, locale);
}
int
iswcntrl_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_C, locale);
}
int
iswdigit_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_D, locale);
}
int
iswgraph_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_G, locale);
}
int
iswlower_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_L, locale);
}
int
iswprint_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_R, locale);
}
int
iswpunct_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_P, locale);
}
int
iswspace_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_S, locale);
}
int
iswupper_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_U, locale);
}
int
iswxdigit_l(wint_t c, locale_t locale)
{
return __isctype_wl(c, _RUNETYPE_X, locale);
}
wint_t
towupper_l(wint_t c, locale_t locale)
{
return _towctrans(c, _wctrans_upper(__runelocale(locale)));
}
wint_t
towlower_l(wint_t c, locale_t locale)
{
return _towctrans(c, _wctrans_lower(__runelocale(locale)));
}
DEF_WEAK(towlower_l);
wctrans_t
wctrans_l(const char *charclass, locale_t locale)
{
_RuneLocale *rl;
int i;
rl = __runelocale(locale);
if (rl->rl_wctrans[_WCTRANS_INDEX_LOWER].te_name == NULL)
_wctrans_init(rl);
for (i = 0; i < _WCTRANS_NINDEXES; i++)
if (strcmp(rl->rl_wctrans[i].te_name, charclass) == 0)
return &rl->rl_wctrans[i];
return NULL;
}
/*
* POSIX says that the behaviour is unspecified if the LC_CTYPE in
* the locale argument does not match what was used to get desc.
* The choice made here is to simply ignore the locale argument
* and rely on the desc argument only.
*/
wint_t
towctrans_l(wint_t c, wctrans_t desc,
locale_t locale __attribute__((__unused__)))
{
return towctrans(c, desc);
}
int
iswctype_l(wint_t c, wctype_t charclass, locale_t locale)
{
if (charclass == (wctype_t)0)
return 0; /* Required by SUSv3. */
return __isctype_wl(c, ((_WCTypeEntry *)charclass)->te_mask, locale);
}
|
