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Version 4.3.0.0.beta1, tag libreoffice-4.3.0.0.beta1
[LibreOffice.git] / sal / osl / unx / nlsupport.c
blob29eef0af0da1286dee31b5feecd7313ca8a39e98
1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3 * This file is part of the LibreOffice project.
4 *
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 *
9 * This file incorporates work covered by the following license notice:
10 *
11 * Licensed to the Apache Software Foundation (ASF) under one or more
12 * contributor license agreements. See the NOTICE file distributed
13 * with this work for additional information regarding copyright
14 * ownership. The ASF licenses this file to you under the Apache
15 * License, Version 2.0 (the "License"); you may not use this file
16 * except in compliance with the License. You may obtain a copy of
17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 */
19
20 #include <osl/nlsupport.h>
21 #include <osl/diagnose.h>
22 #include <osl/process.h>
23
24 #include "nlsupport.h"
25
26 #if defined(LINUX) || defined(SOLARIS) || defined(NETBSD) || \
27 defined(FREEBSD) || defined(MACOSX) || defined(IOS) || defined(OPENBSD) || \
28 defined(DRAGONFLY)
29 #include <pthread.h>
30 #if !defined(MACOSX) && !defined(IOS)
31 #include <locale.h>
32 #include <langinfo.h>
33 #else
34 #include <osl/module.h>
35 #include <osl/thread.h>
36 #endif /* !MACOSX && !IOS */
37 #endif /* LINUX || SOLARIS || NETBSD || MACOSX || IOS */
38
39 #include <string.h>
40
41 typedef struct {
42 const char *key;
43 const rtl_TextEncoding value;
44 } _pair;
45
46 /*****************************************************************************
47 compare function for binary search
48 *****************************************************************************/
49
50 static int
51 _pair_compare (const char *key, const _pair *pair)
52 {
53 int result = rtl_str_compareIgnoreAsciiCase( key, pair->key );
54 return result;
55 }
56
57 /*****************************************************************************
58 binary search on encoding tables
59 *****************************************************************************/
60
61 static const _pair*
62 _pair_search (const char *key, const _pair *base, unsigned int member )
63 {
64 unsigned int lower = 0;
65 unsigned int upper = member;
66 unsigned int current;
67 int comparison;
68
69 /* check for validity of input */
70 if ( (key == NULL) || (base == NULL) || (member == 0) )
71 return NULL;
72
73 /* binary search */
74 while ( lower < upper )
75 {
76 current = (lower + upper) / 2;
77 comparison = _pair_compare( key, base + current );
78 if (comparison < 0)
79 upper = current;
80 else if (comparison > 0)
81 lower = current + 1;
82 else
83 return base + current;
84 }
85
86 return NULL;
87 }
88
89 /*****************************************************************************
90 convert rtl_Locale to locale string
91 *****************************************************************************/
92
93 static char * _compose_locale( rtl_Locale * pLocale, char * buffer, size_t n )
94 {
95 /* check if a valid locale is specified */
96 if( pLocale && pLocale->Language &&
97 (pLocale->Language->length == 2 || pLocale->Language->length == 3) )
98 {
99 size_t offset = 0;
100
101 /* convert language code to ascii */
102 {
103 rtl_String *pLanguage = NULL;
104
105 rtl_uString2String( &pLanguage,
106 pLocale->Language->buffer, pLocale->Language->length,
107 RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
108
109 if( SAL_INT_CAST(sal_uInt32, pLanguage->length) < n )
110 {
111 strcpy( buffer, pLanguage->buffer );
112 offset = pLanguage->length;
113 }
114
115 rtl_string_release( pLanguage );
116 }
117
118 /* convert country code to ascii */
119 if( pLocale->Country && (pLocale->Country->length == 2) )
120 {
121 rtl_String *pCountry = NULL;
122
123 rtl_uString2String( &pCountry,
124 pLocale->Country->buffer, pLocale->Country->length,
125 RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
126
127 if( offset + pCountry->length + 1 < n )
128 {
129 strcpy( buffer + offset++, "_" );
130 strcpy( buffer + offset, pCountry->buffer );
131 offset += pCountry->length;
132 }
133
134 rtl_string_release( pCountry );
135 }
136
137 /* convert variant to ascii - check if there is enough space for the variant string */
138 if( pLocale->Variant && pLocale->Variant->length &&
139 ( SAL_INT_CAST(sal_uInt32, pLocale->Variant->length) < n - 6 ) )
140 {
141 rtl_String *pVariant = NULL;
142
143 rtl_uString2String( &pVariant,
144 pLocale->Variant->buffer, pLocale->Variant->length,
145 RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
146
147 if( offset + pVariant->length + 1 < n )
148 {
149 strcpy( buffer + offset, pVariant->buffer );
150 offset += pVariant->length;
151 }
152
153 rtl_string_release( pVariant );
154 }
155
156 return buffer;
157 }
158
159 return NULL;
160 }
161
162 /*****************************************************************************
163 convert locale string to rtl_Locale
164 *****************************************************************************/
165
166 static rtl_Locale * _parse_locale( const char * locale )
167 {
168 static sal_Unicode c_locale[2] = { (sal_Unicode) 'C', 0 };
169
170 /* check if locale contains a valid string */
171 if( locale )
172 {
173 size_t len = strlen( locale );
174
175 if( len >= 2 )
176 {
177 rtl_uString * pLanguage = NULL;
178 rtl_uString * pCountry = NULL;
179 rtl_uString * pVariant = NULL;
180
181 size_t offset = 2;
182
183 rtl_Locale * ret;
184
185 /* language is a two or three letter code */
186 if( (len > 3 && '_' == locale[3]) || (len == 3 && '_' != locale[2]) )
187 offset = 3;
188
189 /* convert language code to unicode */
190 rtl_string2UString( &pLanguage, locale, offset, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
191 OSL_ASSERT(pLanguage != NULL);
192
193 /* convert country code to unicode */
194 if( len >= offset+3 && '_' == locale[offset] )
195 {
196 rtl_string2UString( &pCountry, locale + offset + 1, 2, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
197 OSL_ASSERT(pCountry != NULL);
198 offset += 3;
199 }
200
201 /* convert variant code to unicode - do not rely on "." as delimiter */
202 if( len > offset ) {
203 rtl_string2UString( &pVariant, locale + offset, len - offset, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
204 OSL_ASSERT(pVariant != NULL);
205 }
206
207 ret = rtl_locale_register( pLanguage->buffer, pCountry ? pCountry->buffer : c_locale + 1, pVariant ? pVariant->buffer : c_locale + 1 );
208
209 if (pVariant) rtl_uString_release(pVariant);
210 if (pCountry) rtl_uString_release(pCountry);
211 if (pLanguage) rtl_uString_release(pLanguage);
212
213 return ret;
214 }
215 else
216 return rtl_locale_register( c_locale, c_locale + 1, c_locale + 1 );
217 }
218
219 return NULL;
220 }
221
222 #if defined(LINUX) || defined(SOLARIS) || defined(NETBSD) || \
223 defined(FREEBSD) || defined(OPENBSD) || defined(DRAGONFLY)
224
225 /*
226 * This implementation of osl_getTextEncodingFromLocale maps
227 * from nl_langinfo(CODESET) to rtl_textencoding defines.
228 * nl_langinfo() is supported only on Linux, Solaris,
229 * >= NetBSD 1.6 and >= FreeBSD 4.4
230 *
231 * This routine is SLOW because of the setlocale call, so
232 * grab the result and cache it.
233 *
234 * XXX this code has the usual mt problems aligned with setlocale() XXX
235 */
236
237 #ifdef LINUX
238 #if !defined(CODESET)
239 #define CODESET _NL_CTYPE_CODESET_NAME
240 #endif
241 #endif
242
243 /*
244 * _nl_language_list[] is an array list of supported encodings. Because
245 * we are using a binary search, the list has to be in ascending order.
246 * We are comparing the encodings case insensitiv, so the list has
247 * to be completely upper- , or lowercase.
248 */
249
250 #if defined(SOLARIS)
251
252 /* The values in the below list can be obtained with a script like
253 * #!/bin/sh
254 * for i in `locale -a`; do
255 * LC_ALL=$i locale -k code_set_name
256 * done
257 */
258 const _pair _nl_language_list[] = {
259 { "5601", RTL_TEXTENCODING_EUC_KR }, /* ko_KR.EUC */
260 { "646", RTL_TEXTENCODING_ISO_8859_1 }, /* fake: ASCII_US */
261 { "ANSI-1251", RTL_TEXTENCODING_MS_1251 }, /* ru_RU.ANSI1251 */
262 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* zh_CN.BIG5 */
263 { "BIG5-HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* zh_CN.BIG5HK */
264 { "CNS11643", RTL_TEXTENCODING_EUC_TW }, /* zh_TW.EUC */
265 { "EUCJP", RTL_TEXTENCODING_EUC_JP }, /* ja_JP.eucjp */
266 { "GB18030", RTL_TEXTENCODING_GB_18030 }, /* zh_CN.GB18030 */
267 { "GB2312", RTL_TEXTENCODING_GB_2312 }, /* zh_CN */
268 { "GBK", RTL_TEXTENCODING_GBK }, /* zh_CN.GBK */
269 { "ISO8859-1", RTL_TEXTENCODING_ISO_8859_1 },
270 { "ISO8859-10", RTL_TEXTENCODING_ISO_8859_10 },
271 { "ISO8859-13", RTL_TEXTENCODING_ISO_8859_13 }, /* lt_LT lv_LV */
272 { "ISO8859-14", RTL_TEXTENCODING_ISO_8859_14 },
273 { "ISO8859-15", RTL_TEXTENCODING_ISO_8859_15 },
274 { "ISO8859-2", RTL_TEXTENCODING_ISO_8859_2 },
275 { "ISO8859-3", RTL_TEXTENCODING_ISO_8859_3 },
276 { "ISO8859-4", RTL_TEXTENCODING_ISO_8859_4 },
277 { "ISO8859-5", RTL_TEXTENCODING_ISO_8859_5 },
278 { "ISO8859-6", RTL_TEXTENCODING_ISO_8859_6 },
279 { "ISO8859-7", RTL_TEXTENCODING_ISO_8859_7 },
280 { "ISO8859-8", RTL_TEXTENCODING_ISO_8859_8 },
281 { "ISO8859-9", RTL_TEXTENCODING_ISO_8859_9 },
282 { "KOI8-R", RTL_TEXTENCODING_KOI8_R },
283 { "KOI8-U", RTL_TEXTENCODING_KOI8_U },
284 { "PCK", RTL_TEXTENCODING_MS_932 },
285 { "SUN_EU_GREEK", RTL_TEXTENCODING_ISO_8859_7 }, /* 8859-7 + Euro */
286 { "TIS620.2533", RTL_TEXTENCODING_MS_874 }, /* th_TH.TIS620 */
287 { "UTF-8", RTL_TEXTENCODING_UTF8 }
288 };
289
290 /* XXX MS-874 is an extension to tis620, so this is not
291 * really equivalent */
292
293 #elif defined(LINUX)
294
295 const _pair _nl_language_list[] = {
296 { "ANSI_X3.110-1983", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-99 NAPLPS */
297 { "ANSI_X3.4-1968", RTL_TEXTENCODING_ISO_8859_1 }, /* fake: ASCII_US */
298 { "ASMO_449", RTL_TEXTENCODING_DONTKNOW }, /* ISO_9036 ARABIC7 */
299 { "BALTIC", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-179 */
300 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* locale: zh_TW */
301 { "BIG5-HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* locale: zh_CN.BIG5HK */
302 { "BIG5HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* deprecated */
303 { "BS_4730", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-4 ISO646-GB */
304 { "BS_VIEWDATA", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-47 */
305 { "CP1250", RTL_TEXTENCODING_MS_1250 }, /* MS-EE */
306 { "CP1251", RTL_TEXTENCODING_MS_1251 }, /* MS-CYRL */
307 { "CP1252", RTL_TEXTENCODING_MS_1252 }, /* MS-ANSI */
308 { "CP1253", RTL_TEXTENCODING_MS_1253 }, /* MS-GREEK */
309 { "CP1254", RTL_TEXTENCODING_MS_1254 }, /* MS-TURK */
310 { "CP1255", RTL_TEXTENCODING_MS_1255 }, /* MS-HEBR */
311 { "CP1256", RTL_TEXTENCODING_MS_1256 }, /* MS-ARAB */
312 { "CP1257", RTL_TEXTENCODING_MS_1257 }, /* WINBALTRIM */
313 { "CSA_Z243.4-1985-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-121 */
314 { "CSA_Z243.4-1985-2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-122 CSA7-2 */
315 { "CSA_Z243.4-1985-GR", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-123 */
316 { "CSN_369103", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-139 */
317 { "CWI", RTL_TEXTENCODING_DONTKNOW }, /* CWI-2 CP-HU */
318 { "DEC-MCS", RTL_TEXTENCODING_DONTKNOW }, /* DEC */
319 { "DIN_66003", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-21 */
320 { "DS_2089", RTL_TEXTENCODING_DONTKNOW }, /* DS2089 ISO646-DK */
321 { "EBCDIC-AT-DE", RTL_TEXTENCODING_DONTKNOW },
322 { "EBCDIC-AT-DE-A", RTL_TEXTENCODING_DONTKNOW },
323 { "EBCDIC-CA-FR", RTL_TEXTENCODING_DONTKNOW },
324 { "EBCDIC-DK-NO", RTL_TEXTENCODING_DONTKNOW },
325 { "EBCDIC-DK-NO-A", RTL_TEXTENCODING_DONTKNOW },
326 { "EBCDIC-ES", RTL_TEXTENCODING_DONTKNOW },
327 { "EBCDIC-ES-A", RTL_TEXTENCODING_DONTKNOW },
328 { "EBCDIC-ES-S", RTL_TEXTENCODING_DONTKNOW },
329 { "EBCDIC-FI-SE", RTL_TEXTENCODING_DONTKNOW },
330 { "EBCDIC-FI-SE-A", RTL_TEXTENCODING_DONTKNOW },
331 { "EBCDIC-FR", RTL_TEXTENCODING_DONTKNOW },
332 { "EBCDIC-IS-FRISS", RTL_TEXTENCODING_DONTKNOW }, /* FRISS */
333 { "EBCDIC-IT", RTL_TEXTENCODING_DONTKNOW },
334 { "EBCDIC-PT", RTL_TEXTENCODING_DONTKNOW },
335 { "EBCDIC-UK", RTL_TEXTENCODING_DONTKNOW },
336 { "EBCDIC-US", RTL_TEXTENCODING_DONTKNOW },
337 { "ECMA-CYRILLIC", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-111 */
338 { "ES", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-17 */
339 { "ES2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-85 */
340 { "EUC-JP", RTL_TEXTENCODING_EUC_JP }, /* locale: ja_JP.eucjp */
341 { "EUC-KR", RTL_TEXTENCODING_EUC_KR }, /* locale: ko_KR.euckr */
342 { "EUC-TW", RTL_TEXTENCODING_EUC_TW }, /* locale: zh_TW.euctw */
343 { "GB18030", RTL_TEXTENCODING_GB_18030 }, /* locale: zh_CN.gb18030 */
344 { "GB2312", RTL_TEXTENCODING_GB_2312 }, /* locale: zh_CN */
345 { "GB_1988-80", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-57 */
346 { "GBK", RTL_TEXTENCODING_GBK }, /* locale: zh_CN.GBK */
347 { "GOST_19768-74", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-153 */
348 { "GREEK-CCITT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-150 */
349 { "GREEK7", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-88 */
350 { "GREEK7-OLD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-18 */
351 { "HP-ROMAN8", RTL_TEXTENCODING_DONTKNOW }, /* ROMAN8 R8 */
352 { "IBM037", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-[US|CA|WT] */
353 { "IBM038", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-INT CP038 */
354 { "IBM1004", RTL_TEXTENCODING_DONTKNOW }, /* CP1004 OS2LATIN1 */
355 { "IBM1026", RTL_TEXTENCODING_DONTKNOW }, /* CP1026 1026 */
356 { "IBM1047", RTL_TEXTENCODING_DONTKNOW }, /* CP1047 1047 */
357 { "IBM256", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-INT1 */
358 { "IBM273", RTL_TEXTENCODING_DONTKNOW }, /* CP273 */
359 { "IBM274", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-BE CP274 */
360 { "IBM275", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-BR CP275 */
361 { "IBM277", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-[DK|NO] */
362 { "IBM278", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-[FISE]*/
363 { "IBM280", RTL_TEXTENCODING_DONTKNOW }, /* CP280 EBCDIC-CP-IT*/
364 { "IBM281", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-JP-E CP281 */
365 { "IBM284", RTL_TEXTENCODING_DONTKNOW }, /* CP284 EBCDIC-CP-ES */
366 { "IBM285", RTL_TEXTENCODING_DONTKNOW }, /* CP285 EBCDIC-CP-GB */
367 { "IBM290", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-JP-KANA */
368 { "IBM297", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-FR */
369 { "IBM420", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-AR1 */
370 { "IBM423", RTL_TEXTENCODING_DONTKNOW }, /* CP423 EBCDIC-CP-GR */
371 { "IBM424", RTL_TEXTENCODING_DONTKNOW }, /* CP424 EBCDIC-CP-HE */
372 { "IBM437", RTL_TEXTENCODING_IBM_437 }, /* CP437 437 */
373 { "IBM500", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-[BE|CH] */
374 { "IBM850", RTL_TEXTENCODING_IBM_850 }, /* CP850 850 */
375 { "IBM851", RTL_TEXTENCODING_DONTKNOW }, /* CP851 851 */
376 { "IBM852", RTL_TEXTENCODING_IBM_852 }, /* CP852 852 */
377 { "IBM855", RTL_TEXTENCODING_IBM_855 }, /* CP855 855 */
378 { "IBM857", RTL_TEXTENCODING_IBM_857 }, /* CP857 857 */
379 { "IBM860", RTL_TEXTENCODING_IBM_860 }, /* CP860 860 */
380 { "IBM861", RTL_TEXTENCODING_IBM_861 }, /* CP861 861 CP-IS */
381 { "IBM862", RTL_TEXTENCODING_IBM_862 }, /* CP862 862 */
382 { "IBM863", RTL_TEXTENCODING_IBM_863 }, /* CP863 863 */
383 { "IBM864", RTL_TEXTENCODING_IBM_864 }, /* CP864 */
384 { "IBM865", RTL_TEXTENCODING_IBM_865 }, /* CP865 865 */
385 { "IBM866", RTL_TEXTENCODING_IBM_866 }, /* CP866 866 */
386 { "IBM868", RTL_TEXTENCODING_DONTKNOW }, /* CP868 CP-AR */
387 { "IBM869", RTL_TEXTENCODING_IBM_869 }, /* CP869 869 CP-GR */
388 { "IBM870", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-[ROECE|YU] */
389 { "IBM871", RTL_TEXTENCODING_DONTKNOW }, /* CP871 EBCDIC-CP-IS */
390 { "IBM875", RTL_TEXTENCODING_DONTKNOW }, /* CP875 EBCDIC-GREEK */
391 { "IBM880", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CYRILLIC */
392 { "IBM891", RTL_TEXTENCODING_DONTKNOW }, /* CP891 */
393 { "IBM903", RTL_TEXTENCODING_DONTKNOW }, /* CP903 */
394 { "IBM904", RTL_TEXTENCODING_DONTKNOW }, /* CP904 904 */
395 { "IBM905", RTL_TEXTENCODING_DONTKNOW }, /* CP905 EBCDIC-CP-TR */
396 { "IBM918", RTL_TEXTENCODING_DONTKNOW }, /* CP918 EBCDIC-AR2 */
397 { "IEC_P27-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-143 */
398 { "INIS", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-49 */
399 { "INIS-8", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-50 */
400 { "INIS-CYRILLIC", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-51 */
401 { "INVARIANT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-170 */
402 { "ISO-8859-1", RTL_TEXTENCODING_ISO_8859_1 }, /* ISO-IR-100 CP819 */
403 { "ISO-8859-10", RTL_TEXTENCODING_ISO_8859_10 }, /* ISO-IR-157 LATIN6 */
404 { "ISO-8859-13", RTL_TEXTENCODING_ISO_8859_13 }, /* ISO-IR-179 LATIN7 */
405 { "ISO-8859-14", RTL_TEXTENCODING_ISO_8859_14 }, /* LATIN8 L8 */
406 { "ISO-8859-15", RTL_TEXTENCODING_ISO_8859_15 },
407 { "ISO-8859-2", RTL_TEXTENCODING_ISO_8859_2 }, /* LATIN2 L2 */
408 { "ISO-8859-3", RTL_TEXTENCODING_ISO_8859_3 }, /* LATIN3 L3 */
409 { "ISO-8859-4", RTL_TEXTENCODING_ISO_8859_4 }, /* LATIN4 L4 */
410 { "ISO-8859-5", RTL_TEXTENCODING_ISO_8859_5 }, /* CYRILLIC */
411 { "ISO-8859-6", RTL_TEXTENCODING_ISO_8859_6 }, /* ECMA-114 ARABIC */
412 { "ISO-8859-7", RTL_TEXTENCODING_ISO_8859_7 }, /* ECMA-118 GREEK8 */
413 { "ISO-8859-8", RTL_TEXTENCODING_ISO_8859_8 }, /* ISO_8859-8 HEBREW */
414 { "ISO-8859-9", RTL_TEXTENCODING_ISO_8859_9 }, /* ISO_8859-9 LATIN5 */
415 { "ISO-IR-90", RTL_TEXTENCODING_DONTKNOW }, /* ISO_6937-2:1983 */
416 { "ISO_10367-BOX", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-155 */
417 { "ISO_2033-1983", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-98 E13B */
418 { "ISO_5427", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-37 KOI-7 */
419 { "ISO_5427-EXT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-54 */
420 { "ISO_5428", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-55 */
421 { "ISO_646.BASIC", RTL_TEXTENCODING_ASCII_US }, /* REF */
422 { "ISO_646.IRV", RTL_TEXTENCODING_ASCII_US }, /* ISO-IR-2 IRV */
423 { "ISO_646.IRV:1983", RTL_TEXTENCODING_ISO_8859_1 }, /* fake: ASCII_US, used for "C" locale*/
424 { "ISO_6937", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-156 ISO6937*/
425 { "ISO_6937-2-25", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-152 */
426 { "ISO_6937-2-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-142 */
427 { "ISO_8859-SUPP", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-154 */
428 { "IT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-15 */
429 { "JIS_C6220-1969-JP", RTL_TEXTENCODING_DONTKNOW }, /* KATAKANA X0201-7 */
430 { "JIS_C6220-1969-RO", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-14 */
431 { "JIS_C6229-1984-A", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-91 */
432 { "JIS_C6229-1984-B", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-92 */
433 { "JIS_C6229-1984-B-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-93 */
434 { "JIS_C6229-1984-HAND", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-94 */
435 { "JIS_C6229-1984-HAND-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-95 */
436 { "JIS_C6229-1984-KANA", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-96 */
437 { "JIS_X0201", RTL_TEXTENCODING_DONTKNOW }, /* X0201 */
438 { "JUS_I.B1.002", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-141 */
439 { "JUS_I.B1.003-MAC", RTL_TEXTENCODING_DONTKNOW }, /* MACEDONIAN */
440 { "JUS_I.B1.003-SERB", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-146 SERBIAN */
441 { "KOI-8", RTL_TEXTENCODING_DONTKNOW },
442 { "KOI8-R", RTL_TEXTENCODING_KOI8_R },
443 { "KOI8-U", RTL_TEXTENCODING_KOI8_U },
444 { "KSC5636", RTL_TEXTENCODING_DONTKNOW }, /* ISO646-KR */
445 { "LATIN-GREEK", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-19 */
446 { "LATIN-GREEK-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-27 */
447 { "MAC-IS", RTL_TEXTENCODING_APPLE_ROMAN },
448 { "MAC-UK", RTL_TEXTENCODING_APPLE_ROMAN },
449 { "MACINTOSH", RTL_TEXTENCODING_APPLE_ROMAN }, /* MAC */
450 { "MSZ_7795.3", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-86 */
451 { "NATS-DANO", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-9-1 */
452 { "NATS-DANO-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-9-2 */
453 { "NATS-SEFI", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-8-1 */
454 { "NATS-SEFI-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-8-2 */
455 { "NC_NC00-10", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-151 */
456 { "NEXTSTEP", RTL_TEXTENCODING_DONTKNOW }, /* NEXT */
457 { "NF_Z_62-010", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-69 */
458 { "NF_Z_62-010_(1973)", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-25 */
459 { "NS_4551-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-60 */
460 { "NS_4551-2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-61 */
461 { "PT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-16 */
462 { "PT2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-84 */
463 { "SAMI", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-158 */
464 { "SEN_850200_B", RTL_TEXTENCODING_DONTKNOW }, /* ISO646-[FI|SE] */
465 { "SEN_850200_C", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-11 */
466 { "T.101-G2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-128 */
467 { "T.61-7BIT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-102 */
468 { "T.61-8BIT", RTL_TEXTENCODING_DONTKNOW }, /* T.61 ISO-IR-103 */
469 { "TIS-620", RTL_TEXTENCODING_MS_874 }, /* locale: th_TH */
470 { "UTF-8", RTL_TEXTENCODING_UTF8 }, /* ISO-10646/UTF-8 */
471 { "VIDEOTEX-SUPPL", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-70 */
472 { "WIN-SAMI-2", RTL_TEXTENCODING_DONTKNOW } /* WS2 */
473 };
474
475 #elif defined(FREEBSD) || defined(DRAGONFLY)
476
477 const _pair _nl_language_list[] = {
478 { "ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
479 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* China - Traditional Chinese */
480 { "CP1251", RTL_TEXTENCODING_MS_1251 }, /* MS-CYRL */
481 { "CP866", RTL_TEXTENCODING_IBM_866 }, /* CP866 866 */
482 { "EUCCN", RTL_TEXTENCODING_EUC_CN }, /* China - Simplified Chinese */
483 { "EUCJP", RTL_TEXTENCODING_EUC_JP }, /* Japan */
484 { "EUCKR", RTL_TEXTENCODING_EUC_KR }, /* Korea */
485 { "ISO8859-1", RTL_TEXTENCODING_ISO_8859_1 }, /* Western */
486 { "ISO8859-15", RTL_TEXTENCODING_ISO_8859_15 }, /* Western Updated (w/Euro sign) */
487 { "ISO8859-2", RTL_TEXTENCODING_ISO_8859_2 }, /* Central European */
488 { "ISO8859-4", RTL_TEXTENCODING_ISO_8859_4 }, /* LATIN4 L4 */
489 { "ISO8859-5", RTL_TEXTENCODING_ISO_8859_5 }, /* Cyrillic */
490 { "ISO8859-7", RTL_TEXTENCODING_ISO_8859_7 }, /* Greek */
491 { "ISO8859-9", RTL_TEXTENCODING_ISO_8859_9 }, /* Turkish */
492 { "KOI8-R", RTL_TEXTENCODING_KOI8_R }, /* KOI8-R */
493 { "KOI8-U", RTL_TEXTENCODING_KOI8_U }, /* KOI8-U */
494 { "SJIS", RTL_TEXTENCODING_SHIFT_JIS }, /* Japan */
495 { "US-ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
496 { "UTF-8", RTL_TEXTENCODING_UTF8 } /* ISO-10646/UTF-8 */
497 };
498
499 #elif defined(NETBSD)
500
501 const _pair _nl_language_list[] = {
502 { "ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
503 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* China - Traditional Chinese */
504 { "Big5", RTL_TEXTENCODING_BIG5 }, /* China - Traditional Chinese */
505 { "Big5-HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* locale: zh_CN.BIG5HK */
506 { "Big5HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* deprecated */
507 { "CP1251", RTL_TEXTENCODING_MS_1251 }, /* MS-CYRL */
508 { "CP866", RTL_TEXTENCODING_IBM_866 }, /* CP866 866 */
509 { "CTEXT", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
510 { "eucCN", RTL_TEXTENCODING_EUC_CN }, /* China - Simplified Chinese */
511 { "eucJP", RTL_TEXTENCODING_EUC_JP }, /* Japan */
512 { "eucKR", RTL_TEXTENCODING_EUC_KR }, /* Korea */
513 { "eucTW", RTL_TEXTENCODING_EUC_TW }, /* China - Traditional Chinese */
514 { "GB18030", RTL_TEXTENCODING_GB_18030 }, /* locale: zh_CN.gb18030 */
515 { "GB2312", RTL_TEXTENCODING_GB_2312 }, /* locale: zh_CN */
516 { "ISO-2022-JP", RTL_TEXTENCODING_DONTKNOW }, /* */
517 { "ISO-2022-JP-2", RTL_TEXTENCODING_DONTKNOW }, /* */
518 { "ISO8859-1", RTL_TEXTENCODING_ISO_8859_1 }, /* Western */
519 { "ISO8859-13", RTL_TEXTENCODING_ISO_8859_13 }, /* ISO-IR-179 LATIN7 */
520 { "ISO8859-15", RTL_TEXTENCODING_ISO_8859_15 }, /* Western Updated (w/Euro sign) */
521 { "ISO8859-2", RTL_TEXTENCODING_ISO_8859_2 }, /* Central European */
522 { "ISO8859-4", RTL_TEXTENCODING_ISO_8859_4 }, /* LATIN4 L4 */
523 { "ISO8859-5", RTL_TEXTENCODING_ISO_8859_5 }, /* Cyrillic */
524 { "ISO8859-7", RTL_TEXTENCODING_ISO_8859_7 }, /* Greek */
525 { "ISO8859-9", RTL_TEXTENCODING_ISO_8859_9 }, /* Turkish */
526 { "KOI8-R", RTL_TEXTENCODING_KOI8_R }, /* KOI8-R */
527 { "KOI8-U", RTL_TEXTENCODING_KOI8_U }, /* KOI8-U */
528 { "PT154", RTL_TEXTENCODING_PT154 }, /* */
529 { "SJIS", RTL_TEXTENCODING_SHIFT_JIS }, /* Japan */
530 { "US-ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
531 { "UTF-8", RTL_TEXTENCODING_UTF8 } /* ISO-10646/UTF-8 */
532 };
533
534 #elif defined(OPENBSD)
535
536 const _pair _nl_language_list[] = {
537 { "ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
538 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* China - Traditional Chinese */
539 { "CP1251", RTL_TEXTENCODING_MS_1251 }, /* MS-CYRL */
540 { "CP866", RTL_TEXTENCODING_IBM_866 }, /* CP866 866 */
541 { "EUCCN", RTL_TEXTENCODING_EUC_CN }, /* China - Simplified Chinese */
542 { "EUCJP", RTL_TEXTENCODING_EUC_JP }, /* Japan */
543 { "EUCKR", RTL_TEXTENCODING_EUC_KR }, /* Korea */
544 { "ISO8859-1", RTL_TEXTENCODING_ISO_8859_1 }, /* Western */
545 { "ISO8859-15", RTL_TEXTENCODING_ISO_8859_15 }, /* Western Updated (w/Euro sign) */
546 { "ISO8859-2", RTL_TEXTENCODING_ISO_8859_2 }, /* Central European */
547 { "ISO8859-4", RTL_TEXTENCODING_ISO_8859_4 }, /* LATIN4 L4 */
548 { "ISO8859-5", RTL_TEXTENCODING_ISO_8859_5 }, /* Cyrillic */
549 { "ISO8859-7", RTL_TEXTENCODING_ISO_8859_7 }, /* Greek */
550 { "ISO8859-9", RTL_TEXTENCODING_ISO_8859_9 }, /* Turkish */
551 { "KOI8-R", RTL_TEXTENCODING_KOI8_R }, /* KOI8-R */
552 { "KOI8-U", RTL_TEXTENCODING_KOI8_U }, /* KOI8-U */
553 { "SJIS", RTL_TEXTENCODING_SHIFT_JIS }, /* Japan */
554 { "US-ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
555 { "UTF-8", RTL_TEXTENCODING_UTF8 } /* ISO-10646/UTF-8 */
556 };
557
558 #endif /* ifdef SOLARIS LINUX FREEBSD NETBSD OPENBSD */
559
560 static pthread_mutex_t aLocalMutex = PTHREAD_MUTEX_INITIALIZER;
561
562 /*****************************************************************************
563 return the text encoding corresponding to the given locale
564 *****************************************************************************/
565
566 rtl_TextEncoding osl_getTextEncodingFromLocale( rtl_Locale * pLocale )
567 {
568 const _pair *language=0;
569
570 char locale_buf[64] = "";
571 char codeset_buf[64];
572
573 char *ctype_locale = 0;
574 char *codeset = 0;
575
576 /* default to process locale if pLocale == NULL */
577 if( NULL == pLocale )
578 osl_getProcessLocale( &pLocale );
579
580 /* convert rtl_Locale to locale string */
581 _compose_locale( pLocale, locale_buf, 64 );
582
583 /* basic thread safeness */
584 pthread_mutex_lock( &aLocalMutex );
585
586 /* remember the charset as indicated by the LC_CTYPE locale */
587 ctype_locale = setlocale( LC_CTYPE, NULL );
588
589 /* set the desired LC_CTYPE locale */
590 if( NULL == setlocale( LC_CTYPE, locale_buf ) )
591 {
592 pthread_mutex_unlock(&aLocalMutex);
593 return RTL_TEXTENCODING_DONTKNOW;
594 }
595
596 /* get the charset as indicated by the LC_CTYPE locale */
597 #if defined(NETBSD) && !defined(CODESET)
598 codeset = NULL;
599 #else
600 codeset = nl_langinfo( CODESET );
601 #endif
602
603 if ( codeset != NULL )
604 {
605 /* get codeset into mt save memory */
606 strncpy( codeset_buf, codeset, sizeof(codeset_buf) );
607 codeset_buf[sizeof(codeset_buf) - 1] = 0;
608 codeset = codeset_buf;
609 }
610
611 /* restore the original value of locale */
612 if ( ctype_locale != NULL )
613 setlocale( LC_CTYPE, ctype_locale );
614
615 pthread_mutex_unlock( &aLocalMutex );
616
617 /* search the codeset in our language list */
618 if ( codeset != NULL )
619 {
620 language = _pair_search (codeset, _nl_language_list, SAL_N_ELEMENTS( _nl_language_list ) );
621 }
622
623 OSL_ASSERT( language && ( RTL_TEXTENCODING_DONTKNOW != language->value ) );
624
625 /* a matching item in our list provides a mapping from codeset to
626 * rtl-codeset */
627 if ( language != NULL )
628 return language->value;
629
630 return RTL_TEXTENCODING_DONTKNOW;
631 }
632
633 /*****************************************************************************
634 return the current process locale
635 *****************************************************************************/
636
637 void _imp_getProcessLocale( rtl_Locale ** ppLocale )
638 {
639 char * locale;
640
641 /* basic thread safeness */
642 pthread_mutex_lock( &aLocalMutex );
643
644 /* set the locale defined by the env vars */
645 locale = setlocale( LC_CTYPE, "" );
646
647 /* fallback to the current locale */
648 if( NULL == locale )
649 locale = setlocale( LC_CTYPE, NULL );
650
651 /* return the LC_CTYPE locale */
652 *ppLocale = _parse_locale( locale );
653
654 pthread_mutex_unlock( &aLocalMutex );
655 }
656
657 /*****************************************************************************
658 set the current process locale
659 *****************************************************************************/
660
661 int _imp_setProcessLocale( rtl_Locale * pLocale )
662 {
663 char locale_buf[64] = "";
664 int ret = 0;
665
666 /* convert rtl_Locale to locale string */
667 _compose_locale( pLocale, locale_buf, 64 );
668
669 /* basic thread safeness */
670 pthread_mutex_lock( &aLocalMutex );
671
672 /* try to set LC_ALL locale */
673 if( NULL == setlocale( LC_ALL, locale_buf ) )
674 ret = -1;
675
676 pthread_mutex_unlock( &aLocalMutex );
677 return ret;
678 }
679
680 #else /* ifdef LINUX || SOLARIS || MACOSX || NETBSD */
681
682 /*
683 * This implementation of osl_getTextEncodingFromLocale maps
684 * from the ISO language codes.
685 */
686
687 const _pair _full_locale_list[] = {
688 { "ja_JP.eucJP", RTL_TEXTENCODING_EUC_JP },
689 { "ja_JP.EUC", RTL_TEXTENCODING_EUC_JP },
690 { "ko_KR.EUC", RTL_TEXTENCODING_EUC_KR },
691 { "zh_CN.EUC", RTL_TEXTENCODING_EUC_CN },
692 { "zh_TW.EUC", RTL_TEXTENCODING_EUC_TW }
693 };
694
695 const _pair _locale_extension_list[] = {
696 { "big5", RTL_TEXTENCODING_BIG5 },
697 { "big5hk", RTL_TEXTENCODING_BIG5_HKSCS },
698 { "gb18030", RTL_TEXTENCODING_GB_18030 },
699 { "euc", RTL_TEXTENCODING_EUC_JP },
700 { "iso8859-1", RTL_TEXTENCODING_ISO_8859_1 },
701 { "iso8859-10", RTL_TEXTENCODING_ISO_8859_10 },
702 { "iso8859-13", RTL_TEXTENCODING_ISO_8859_13 },
703 { "iso8859-14", RTL_TEXTENCODING_ISO_8859_14 },
704 { "iso8859-15", RTL_TEXTENCODING_ISO_8859_15 },
705 { "iso8859-2", RTL_TEXTENCODING_ISO_8859_2 },
706 { "iso8859-3", RTL_TEXTENCODING_ISO_8859_3 },
707 { "iso8859-4", RTL_TEXTENCODING_ISO_8859_4 },
708 { "iso8859-5", RTL_TEXTENCODING_ISO_8859_5 },
709 { "iso8859-6", RTL_TEXTENCODING_ISO_8859_6 },
710 { "iso8859-7", RTL_TEXTENCODING_ISO_8859_7 },
711 { "iso8859-8", RTL_TEXTENCODING_ISO_8859_8 },
712 { "iso8859-9", RTL_TEXTENCODING_ISO_8859_9 },
713 { "koi8-r", RTL_TEXTENCODING_KOI8_R },
714 { "koi8-u", RTL_TEXTENCODING_KOI8_U },
715 { "pck", RTL_TEXTENCODING_MS_932 },
716 #if (0)
717 { "sun_eu_greek", RTL_TEXTENCODING_DONTKNOW },
718 #endif
719 { "utf-16", RTL_TEXTENCODING_UNICODE },
720 { "utf-7", RTL_TEXTENCODING_UTF7 },
721 { "utf-8", RTL_TEXTENCODING_UTF8 }
722 };
723
724 const _pair _iso_language_list[] = {
725 { "af", RTL_TEXTENCODING_ISO_8859_1 },
726 { "ar", RTL_TEXTENCODING_ISO_8859_6 },
727 { "az", RTL_TEXTENCODING_ISO_8859_9 },
728 { "be", RTL_TEXTENCODING_ISO_8859_5 },
729 { "bg", RTL_TEXTENCODING_ISO_8859_5 },
730 { "ca", RTL_TEXTENCODING_ISO_8859_1 },
731 { "cs", RTL_TEXTENCODING_ISO_8859_2 },
732 { "da", RTL_TEXTENCODING_ISO_8859_1 },
733 { "de", RTL_TEXTENCODING_ISO_8859_1 },
734 { "el", RTL_TEXTENCODING_ISO_8859_7 },
735 { "en", RTL_TEXTENCODING_ISO_8859_1 },
736 { "es", RTL_TEXTENCODING_ISO_8859_1 },
737 { "et", RTL_TEXTENCODING_ISO_8859_4 },
738 { "eu", RTL_TEXTENCODING_ISO_8859_1 },
739 { "fa", RTL_TEXTENCODING_ISO_8859_6 },
740 { "fi", RTL_TEXTENCODING_ISO_8859_1 },
741 { "fo", RTL_TEXTENCODING_ISO_8859_1 },
742 { "fr", RTL_TEXTENCODING_ISO_8859_1 },
743 { "gr", RTL_TEXTENCODING_ISO_8859_7 },
744 { "he", RTL_TEXTENCODING_ISO_8859_8 },
745 { "hi", RTL_TEXTENCODING_DONTKNOW },
746 { "hr", RTL_TEXTENCODING_ISO_8859_2 },
747 { "hu", RTL_TEXTENCODING_ISO_8859_2 },
748 { "hy", RTL_TEXTENCODING_DONTKNOW },
749 { "id", RTL_TEXTENCODING_ISO_8859_1 },
750 { "is", RTL_TEXTENCODING_ISO_8859_1 },
751 { "it", RTL_TEXTENCODING_ISO_8859_1 },
752 { "iw", RTL_TEXTENCODING_ISO_8859_8 },
753 { "ja", RTL_TEXTENCODING_EUC_JP },
754 { "ka", RTL_TEXTENCODING_DONTKNOW },
755 { "kk", RTL_TEXTENCODING_ISO_8859_5 },
756 { "ko", RTL_TEXTENCODING_EUC_KR },
757 { "lt", RTL_TEXTENCODING_ISO_8859_4 },
758 { "lv", RTL_TEXTENCODING_ISO_8859_4 },
759 { "mk", RTL_TEXTENCODING_ISO_8859_5 },
760 { "mr", RTL_TEXTENCODING_DONTKNOW },
761 { "ms", RTL_TEXTENCODING_ISO_8859_1 },
762 { "nl", RTL_TEXTENCODING_ISO_8859_1 },
763 { "no", RTL_TEXTENCODING_ISO_8859_1 },
764 { "pl", RTL_TEXTENCODING_ISO_8859_2 },
765 { "pt", RTL_TEXTENCODING_ISO_8859_1 },
766 { "ro", RTL_TEXTENCODING_ISO_8859_2 },
767 { "ru", RTL_TEXTENCODING_ISO_8859_5 },
768 { "sa", RTL_TEXTENCODING_DONTKNOW },
769 { "sk", RTL_TEXTENCODING_ISO_8859_2 },
770 { "sl", RTL_TEXTENCODING_ISO_8859_2 },
771 { "sq", RTL_TEXTENCODING_ISO_8859_2 },
772 { "sv", RTL_TEXTENCODING_ISO_8859_1 },
773 { "sw", RTL_TEXTENCODING_ISO_8859_1 },
774 { "ta", RTL_TEXTENCODING_DONTKNOW },
775 { "th", RTL_TEXTENCODING_DONTKNOW },
776 { "tr", RTL_TEXTENCODING_ISO_8859_9 },
777 { "tt", RTL_TEXTENCODING_ISO_8859_5 },
778 { "uk", RTL_TEXTENCODING_ISO_8859_5 },
779 { "ur", RTL_TEXTENCODING_ISO_8859_6 },
780 { "uz", RTL_TEXTENCODING_ISO_8859_9 },
781 { "vi", RTL_TEXTENCODING_DONTKNOW },
782 { "zh", RTL_TEXTENCODING_BIG5 }
783 };
784
785 /*****************************************************************************
786 return the text encoding corresponding to the given locale
787 *****************************************************************************/
788
789 rtl_TextEncoding osl_getTextEncodingFromLocale( rtl_Locale * pLocale )
790 {
791 const _pair *language = 0;
792 char locale_buf[64] = "";
793 char *cp;
794
795 /* default to process locale if pLocale == NULL */
796 if( NULL == pLocale )
797 osl_getProcessLocale( &pLocale );
798
799 /* convert rtl_Locale to locale string */
800 if( _compose_locale( pLocale, locale_buf, 64 ) )
801 {
802 /* check special handling list (EUC) first */
803 language = _pair_search( locale_buf, _full_locale_list, SAL_N_ELEMENTS( _full_locale_list ) );
804
805 if( NULL == language )
806 {
807 /*
808 * check if there is a charset qualifier at the end of the given locale string
809 * e.g. de.ISO8859-15 or de.ISO8859-15@euro which strongly indicates what
810 * charset to use
811 */
812 cp = strrchr( locale_buf, '.' );
813
814 if( NULL != cp )
815 {
816 language = _pair_search( cp + 1, _locale_extension_list, SAL_N_ELEMENTS( _locale_extension_list ) );
817 }
818 }
819
820 /* use iso language code to determine the charset */
821 if( NULL == language )
822 {
823 /* iso lang codes have 2 charaters */
824 locale_buf[2] = '\0';
825
826 language = _pair_search( locale_buf, _iso_language_list, SAL_N_ELEMENTS( _iso_language_list ) );
827 }
828 }
829
830 /* a matching item in our list provides a mapping from codeset to
831 * rtl-codeset */
832 if ( language != NULL )
833 return language->value;
834
835 return RTL_TEXTENCODING_DONTKNOW;
836 }
837
838 #if defined(MACOSX) || defined(IOS)
839 #include "system.h"
840
841 /*****************************************************************************
842 return the current process locale
843 *****************************************************************************/
844
845 void _imp_getProcessLocale( rtl_Locale ** ppLocale )
846 {
847 static char *locale = NULL;
848
849 /* basic thread safeness */
850 // pthread_mutex_lock( &aLocalMutex );
851
852 /* Only fetch the locale once and cache it */
853 if ( NULL == locale )
854 {
855
856 locale = (char *)malloc( 128 );
857 if ( locale )
858 macosx_getLocale( locale, 128 );
859 else
860 fprintf( stderr, "nlsupport.c: locale allocation returned NULL!\n" );
861 }
862
863 /* handle the case where OS specific method of finding locale fails */
864 if ( NULL == locale )
865 {
866 /* simulate behavior of setlocale */
867 locale = getenv( "LC_ALL" );
868
869 if( NULL == locale )
870 locale = getenv( "LC_CTYPE" );
871
872 if( NULL == locale )
873 locale = getenv( "LANG" );
874
875 if( NULL == locale )
876 locale = "C";
877 }
878
879 /* return the locale */
880 *ppLocale = _parse_locale( locale );
881
882 setenv( "LC_ALL", locale, 1);
883 setenv("LC_CTYPE", locale, 1 );
884 setenv("LANG", locale, 1 );
885
886 #if OSL_DEBUG_LEVEL > 1
887 OSL_TRACE("_imp_getProcessLocale() returning %s as current locale.", locale );
888 #endif
889
890 // pthread_mutex_unlock( &aLocalMutex );
891
892 }
893 #else
894 /*****************************************************************************
895 return the current process locale
896 *****************************************************************************/
897
898 void _imp_getProcessLocale( rtl_Locale ** ppLocale )
899 {
900 #ifdef ANDROID
901 /* No locale environment variables on Android, so why even bother
902 * with getenv().
903 */
904 char * locale = "en-US.UTF-8";
905 #else
906 /* simulate behavior off setlocale */
907 char * locale = getenv( "LC_ALL" );
908
909 if( NULL == locale )
910 locale = getenv( "LC_CTYPE" );
911
912 if( NULL == locale )
913 locale = getenv( "LANG" );
914
915 if( NULL == locale )
916 locale = "C";
917
918 #endif
919 *ppLocale = _parse_locale( locale );
920 }
921 #endif
922
923 /*****************************************************************************
924 set the current process locale
925 *****************************************************************************/
926
927 static int
928 _setenv (const char* name, const char* value)
929 {
930 return setenv (name, value, 1);
931 }
932
933 int _imp_setProcessLocale( rtl_Locale * pLocale )
934 {
935 char locale_buf[64];
936
937 /* convert rtl_Locale to locale string */
938 if( NULL != _compose_locale( pLocale, locale_buf, 64 ) )
939 {
940 /* only change env vars that exist already */
941 if( getenv( "LC_ALL" ) )
942 _setenv( "LC_ALL", locale_buf );
943
944 if( getenv( "LC_CTYPE" ) )
945 _setenv("LC_CTYPE", locale_buf );
946
947 if( getenv( "LANG" ) )
948 _setenv( "LANG", locale_buf );
949 }
950
951 return 0;
952 }
953
954 #endif /* ifdef LINUX || SOLARIS || MACOSX || NETBSD || AIX */
955
956 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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