Print this page
2964 need POSIX 2008 locale object support
| Split |
Close |
| Expand all |
| Collapse all |
--- old/usr/src/lib/libc/port/locale/setrunelocale.c
+++ new/usr/src/lib/libc/port/locale/setrunelocale.c
1 1 /*
2 2 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
3 3 * Copyright (c) 1993
4 4 * The Regents of the University of California. All rights reserved.
5 5 *
6 6 * This code is derived from software contributed to Berkeley by
7 7 * Paul Borman at Krystal Technologies.
8 8 *
9 + * Copyright (c) 2011 The FreeBSD Foundation
10 + * All rights reserved.
11 + * Portions of this software were developed by David Chisnall
12 + * under sponsorship from the FreeBSD Foundation.
13 + *
9 14 * Redistribution and use in source and binary forms, with or without
10 15 * modification, are permitted provided that the following conditions
11 16 * are met:
12 17 * 1. Redistributions of source code must retain the above copyright
13 18 * notice, this list of conditions and the following disclaimer.
14 19 * 2. Redistributions in binary form must reproduce the above copyright
15 20 * notice, this list of conditions and the following disclaimer in the
16 21 * documentation and/or other materials provided with the distribution.
17 22 * 4. Neither the name of the University nor the names of its contributors
18 23 * may be used to endorse or promote products derived from this software
19 24 * without specific prior written permission.
20 25 *
21 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 36 * SUCH DAMAGE.
32 37 */
33 38
34 39 #include "lint.h"
35 40 #include "file64.h"
36 41 #include <errno.h>
37 42 #include <limits.h>
38 43 #include <string.h>
39 44 #include <stdio.h>
|
↓ open down ↓ |
21 lines elided |
↑ open up ↑ |
40 45 #include <stdlib.h>
41 46 #include <unistd.h>
42 47 #include <wchar.h>
43 48 #include "runetype.h"
44 49 #include "ldpart.h"
45 50 #include "mblocal.h"
46 51 #include "setlocale.h"
47 52 #include "_ctype.h"
48 53 #include "../i18n/_locale.h"
49 54
55 +/*
56 + * A cached version of the runes for this thread. Used by ctype.h
57 + */
58 +__thread const _RuneLocale *_ThreadRuneLocale;
59 +
50 60 extern _RuneLocale *_Read_RuneMagi(FILE *);
51 61 extern unsigned char __ctype_C[];
52 62
53 -static int __setrunelocale(const char *);
63 +static int __setrunelocale(struct xlocale_ctype *, const char *);
54 64
55 65 static int
56 -__setrunelocale(const char *encoding)
66 +__setrunelocale(struct xlocale_ctype *l, const char *encoding)
57 67 {
58 68 FILE *fp;
59 69 char name[PATH_MAX];
60 70 _RuneLocale *rl;
61 71 int saverr, ret;
72 + struct xlocale_ctype saved = *l; /* XXX DOUBLE NOT USED */
62 73 size_t (*old__mbrtowc)(wchar_t *_RESTRICT_KYWD,
63 74 const char *_RESTRICT_KYWD, size_t, mbstate_t *_RESTRICT_KYWD);
64 75 size_t (*old__wcrtomb)(char *_RESTRICT_KYWD, wchar_t,
65 76 mbstate_t *_RESTRICT_KYWD);
66 77 int (*old__mbsinit)(const mbstate_t *);
67 78 size_t (*old__mbsnrtowcs)(wchar_t *_RESTRICT_KYWD,
68 79 const char **_RESTRICT_KYWD, size_t, size_t,
69 80 mbstate_t *_RESTRICT_KYWD);
70 81 size_t (*old__wcsnrtombs)(char *_RESTRICT_KYWD,
71 82 const wchar_t **_RESTRICT_KYWD, size_t, size_t,
72 83 mbstate_t *_RESTRICT_KYWD);
73 84 static char ctype_encoding[ENCODING_LEN + 1];
74 85 static _RuneLocale *CachedRuneLocale;
75 86 static size_t (*Cached__mbrtowc)(wchar_t *_RESTRICT_KYWD,
76 87 const char *_RESTRICT_KYWD, size_t, mbstate_t *_RESTRICT_KYWD);
77 88 static size_t (*Cached__wcrtomb)(char *_RESTRICT_KYWD, wchar_t,
78 89 mbstate_t *_RESTRICT_KYWD);
79 90 static int (*Cached__mbsinit)(const mbstate_t *);
80 91 static size_t (*Cached__mbsnrtowcs)(wchar_t *_RESTRICT_KYWD,
81 92 const char **_RESTRICT_KYWD, size_t, size_t,
82 93 mbstate_t *_RESTRICT_KYWD);
83 94 static size_t (*Cached__wcsnrtombs)(char *_RESTRICT_KYWD,
84 95 const wchar_t **_RESTRICT_KYWD, size_t, size_t,
85 96 mbstate_t *_RESTRICT_KYWD);
86 97
87 98 /*
88 99 * The "C" and "POSIX" locale are always here.
89 100 */
90 101 if (strcmp(encoding, "C") == 0 || strcmp(encoding, "POSIX") == 0) {
|
↓ open down ↓ |
19 lines elided |
↑ open up ↑ |
91 102 int i;
92 103
93 104 (void) memcpy(__ctype, __ctype_C, SZ_TOTAL);
94 105
95 106 for (i = 0; i < _CACHED_RUNES; i++) {
96 107 __ctype_mask[i] = _DefaultRuneLocale.__runetype[i];
97 108 __trans_upper[i] = _DefaultRuneLocale.__mapupper[i];
98 109 __trans_lower[i] = _DefaultRuneLocale.__maplower[i];
99 110 }
100 111
101 - (void) _none_init(&_DefaultRuneLocale);
112 + (void) _none_init(l, &_DefaultRuneLocale);
102 113 return (0);
103 114 }
104 115
105 116 /*
106 117 * If the locale name is the same as our cache, use the cache.
107 118 */
108 119 if (CachedRuneLocale != NULL &&
109 120 strcmp(encoding, ctype_encoding) == 0) {
110 - _CurrentRuneLocale = CachedRuneLocale;
111 - __mbrtowc = Cached__mbrtowc;
112 - __mbsinit = Cached__mbsinit;
113 - __mbsnrtowcs = Cached__mbsnrtowcs;
114 - __wcrtomb = Cached__wcrtomb;
115 - __wcsnrtombs = Cached__wcsnrtombs;
121 + l->runes = CachedRuneLocale;
122 + l->__mbrtowc = Cached__mbrtowc;
123 + l->__mbsinit = Cached__mbsinit;
124 + l->__mbsnrtowcs = Cached__mbsnrtowcs;
125 + l->__wcrtomb = Cached__wcrtomb;
126 + l->__wcsnrtombs = Cached__wcsnrtombs;
116 127 return (0);
117 128 }
118 129
119 130 /*
120 131 * Slurp the locale file into the cache.
121 132 */
122 133
123 134 (void) snprintf(name, sizeof (name), "%s/%s/LC_CTYPE/LCL_DATA",
124 135 _PathLocale, encoding);
125 136
126 137 if ((fp = fopen(name, "r")) == NULL)
127 138 return (errno == 0 ? ENOENT : errno);
128 139
129 140 if ((rl = _Read_RuneMagi(fp)) == NULL) {
130 141 saverr = (errno == 0 ? EINVAL : errno);
131 142 (void) fclose(fp);
|
↓ open down ↓ |
6 lines elided |
↑ open up ↑ |
132 143 return (saverr);
133 144 }
134 145 (void) fclose(fp);
135 146
136 147 old__mbrtowc = __mbrtowc;
137 148 old__mbsinit = __mbsinit;
138 149 old__mbsnrtowcs = __mbsnrtowcs;
139 150 old__wcrtomb = __wcrtomb;
140 151 old__wcsnrtombs = __wcsnrtombs;
141 152
142 - __mbrtowc = NULL;
143 - __mbsinit = NULL;
144 - __mbsnrtowcs = __mbsnrtowcs_std;
145 - __wcrtomb = NULL;
146 - __wcsnrtombs = __wcsnrtombs_std;
153 + l->__mbrtowc = NULL;
154 + l->__mbsinit = NULL;
155 + l->__mbsnrtowcs = __mbsnrtowcs_std;
156 + l->__wcrtomb = NULL;
157 + l->__wcsnrtombs = __wcsnrtombs_std;
147 158
148 159 if (strcmp(rl->__encoding, "NONE") == 0)
149 - ret = _none_init(rl);
160 + ret = _none_init(l, rl);
150 161 else if (strcmp(rl->__encoding, "UTF-8") == 0)
151 162 ret = _UTF8_init(rl);
152 163 else if (strcmp(rl->__encoding, "EUC-CN") == 0)
153 164 ret = _EUC_CN_init(rl);
154 165 else if (strcmp(rl->__encoding, "EUC-JP") == 0)
155 166 ret = _EUC_JP_init(rl);
156 167 else if (strcmp(rl->__encoding, "EUC-KR") == 0)
157 168 ret = _EUC_KR_init(rl);
158 169 else if (strcmp(rl->__encoding, "EUC-TW") == 0)
159 170 ret = _EUC_TW_init(rl);
160 171 else if (strcmp(rl->__encoding, "GB18030") == 0)
161 172 ret = _GB18030_init(rl);
162 173 else if (strcmp(rl->__encoding, "GB2312") == 0)
163 174 ret = _GB2312_init(rl);
164 175 else if (strcmp(rl->__encoding, "GBK") == 0)
165 176 ret = _GBK_init(rl);
166 177 else if (strcmp(rl->__encoding, "BIG5") == 0)
|
↓ open down ↓ |
7 lines elided |
↑ open up ↑ |
167 178 ret = _BIG5_init(rl);
168 179 else if (strcmp(rl->__encoding, "MSKanji") == 0)
169 180 ret = _MSKanji_init(rl);
170 181 else
171 182 ret = EINVAL;
172 183
173 184 if (ret == 0) {
174 185 if (CachedRuneLocale != NULL) {
175 186 free(CachedRuneLocale);
176 187 }
177 - CachedRuneLocale = _CurrentRuneLocale;
178 - Cached__mbrtowc = __mbrtowc;
179 - Cached__mbsinit = __mbsinit;
180 - Cached__mbsnrtowcs = __mbsnrtowcs;
181 - Cached__wcrtomb = __wcrtomb;
182 - Cached__wcsnrtombs = __wcsnrtombs;
188 + CachedRuneLocale = l->runes;
189 + Cached__mbrtowc = l->__mbrtowc;
190 + Cached__mbsinit = l->__mbsinit;
191 + Cached__mbsnrtowcs = l->__mbsnrtowcs;
192 + Cached__wcrtomb = l->__wcrtomb;
193 + Cached__wcsnrtombs = l->__wcsnrtombs;
183 194 (void) strcpy(ctype_encoding, encoding);
184 195
185 196 /*
186 197 * We need to overwrite the _ctype array. This requires
187 198 * some finagling. This is because references to it may
188 199 * have been baked into applications.
189 200 *
190 201 * Note that it is interesting that toupper/tolower only
191 202 * produce defined results when the input is representable
192 203 * as a byte.
193 204 */
194 205
195 206 /*
196 207 * The top half is the type mask array. Because we
197 208 * want to support both legacy Solaris code (which have
198 209 * mask valeus baked in to them), and we want to be able
199 210 * to import locale files from other sources (FreeBSD)
200 211 * which probably uses different masks, we have to perform
201 212 * a conversion here. Ugh. Note that the _CTYPE definitions
202 213 * we use from FreeBSD are richer than the Solaris legacy.
203 214 *
204 215 * We have to cope with these limitations though, because the
205 216 * inadequate Solaris definitions were baked into binaries.
206 217 */
207 218 for (int i = 0; i < _CACHED_RUNES; i++) {
208 219 /* ctype can only encode the lower 8 bits. */
209 220 __ctype[i+1] = rl->__runetype[i] & 0xff;
210 221 __ctype_mask[i] = rl->__runetype[i];
211 222 }
212 223
213 224 /* The bottom half is the toupper/lower array */
214 225 for (int i = 0; i < _CACHED_RUNES; i++) {
215 226 __ctype[258 + i] = i;
216 227 if (rl->__mapupper[i] && rl->__mapupper[i] != i)
217 228 __ctype[258+i] = rl->__mapupper[i];
218 229 if (rl->__maplower[i] && rl->__maplower[i] != i)
219 230 __ctype[258+i] = rl->__maplower[i];
220 231
|
↓ open down ↓ |
28 lines elided |
↑ open up ↑ |
221 232 /* Don't forget these annoyances either! */
222 233 __trans_upper[i] = rl->__mapupper[i];
223 234 __trans_lower[i] = rl->__maplower[i];
224 235 }
225 236
226 237 /*
227 238 * Note that we expect the init code will have populated
228 239 * the CSWIDTH array (__ctype[514-520]) properly.
229 240 */
230 241 } else {
231 - __mbrtowc = old__mbrtowc;
232 - __mbsinit = old__mbsinit;
233 - __mbsnrtowcs = old__mbsnrtowcs;
234 - __wcrtomb = old__wcrtomb;
235 - __wcsnrtombs = old__wcsnrtombs;
242 + l->__mbrtowc = old__mbrtowc;
243 + l->__mbsinit = old__mbsinit;
244 + l->__mbsnrtowcs = old__mbsnrtowcs;
245 + l->__wcrtomb = old__wcrtomb;
246 + l->__wcsnrtombs = old__wcsnrtombs;
236 247 free(rl);
237 248 }
238 249
239 250 return (ret);
240 251 }
241 252
242 253 int
243 254 __wrap_setrunelocale(const char *locale)
244 255 {
245 - int ret = __setrunelocale(locale);
256 + int ret = __setrunelocale(&__xlocale_global_ctype, locale);
246 257
247 258 if (ret != 0) {
248 259 errno = ret;
249 260 return (_LDP_ERROR);
250 261 }
262 + /* XXX */
263 +// __mb_cur_max = __xlocale_global_ctype.__mb_cur_max;
264 +// __mb_sb_limit = __xlocale_global_ctype.__mb_sb_limit;
265 + _CurrentRuneLocale = __xlocale_global_ctype.runes;
251 266 return (_LDP_LOADED);
252 267 }
268 +
269 +void
270 +__set_thread_rune_locale(locale_t loc)
271 +{
272 +
273 + if (loc == NULL) {
274 + _ThreadRuneLocale = &_DefaultRuneLocale;
275 + } else {
276 + _ThreadRuneLocale = XLOCALE_CTYPE(loc)->runes;
277 + }
278 +}
279 +
280 +void *
281 +__ctype_load(const char *locale, locale_t unused)
282 +{
283 + struct xlocale_ctype *l;
284 +
285 + l = calloc(sizeof(struct xlocale_ctype), 1);
286 + /* XXX */
287 +
288 + return (l);
289 +}
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX