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Bump for 3.6-28
[LibreOffice.git] / sal / osl / unx / nlsupport.c
blobda25a386ea5bb7d848d819ebd531e7d304691aae
1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*************************************************************************
3 *
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * Copyright 2000, 2010 Oracle and/or its affiliates.
7 *
8 * OpenOffice.org - a multi-platform office productivity suite
9 *
10 * This file is part of OpenOffice.org.
11 *
12 * OpenOffice.org is free software: you can redistribute it and/or modify
13 * it under the terms of the GNU Lesser General Public License version 3
14 * only, as published by the Free Software Foundation.
15 *
16 * OpenOffice.org is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU Lesser General Public License version 3 for more details
20 * (a copy is included in the LICENSE file that accompanied this code).
21 *
22 * You should have received a copy of the GNU Lesser General Public License
23 * version 3 along with OpenOffice.org. If not, see
24 * <http://www.openoffice.org/license.html>
25 * for a copy of the LGPLv3 License.
26 *
27 ************************************************************************/
28
29 #include <osl/nlsupport.h>
30 #include <osl/diagnose.h>
31 #include <osl/process.h>
32 #include <rtl/memory.h>
33
34 #if defined(LINUX) || defined(SOLARIS) || defined(NETBSD) || \
35 defined(FREEBSD) || defined(MACOSX) || defined(IOS) || defined(OPENBSD) || \
36 defined(DRAGONFLY)
37 #include <pthread.h>
38 #if !defined(MACOSX) && !defined(IOS)
39 #include <locale.h>
40 #include <langinfo.h>
41 #else
42 #include <osl/module.h>
43 #include <osl/thread.h>
44 #endif /* !MACOSX && !IOS */
45 #endif /* LINUX || SOLARIS || NETBSD || MACOSX || IOS */
46
47 #include <string.h>
48
49 /*****************************************************************************
50 typedefs
51 *****************************************************************************/
52
53
54 typedef struct {
55 const char *key;
56 const rtl_TextEncoding value;
57 } _pair;
58
59
60 /*****************************************************************************
61 compare function for binary search
62 *****************************************************************************/
63
64 static int
65 _pair_compare (const char *key, const _pair *pair)
66 {
67 int result = rtl_str_compareIgnoreAsciiCase( key, pair->key );
68 return result;
69 }
70
71 /*****************************************************************************
72 binary search on encoding tables
73 *****************************************************************************/
74
75 static const _pair*
76 _pair_search (const char *key, const _pair *base, unsigned int member )
77 {
78 unsigned int lower = 0;
79 unsigned int upper = member;
80 unsigned int current;
81 int comparison;
82
83 /* check for validity of input */
84 if ( (key == NULL) || (base == NULL) || (member == 0) )
85 return NULL;
86
87 /* binary search */
88 while ( lower < upper )
89 {
90 current = (lower + upper) / 2;
91 comparison = _pair_compare( key, base + current );
92 if (comparison < 0)
93 upper = current;
94 else if (comparison > 0)
95 lower = current + 1;
96 else
97 return base + current;
98 }
99
100 return NULL;
101 }
102
103
104 /*****************************************************************************
105 convert rtl_Locale to locale string
106 *****************************************************************************/
107
108 static char * _compose_locale( rtl_Locale * pLocale, char * buffer, size_t n )
109 {
110 /* check if a valid locale is specified */
111 if( pLocale && pLocale->Language &&
112 (pLocale->Language->length == 2 || pLocale->Language->length == 3) )
113 {
114 size_t offset = 0;
115
116 /* convert language code to ascii */
117 {
118 rtl_String *pLanguage = NULL;
119
120 rtl_uString2String( &pLanguage,
121 pLocale->Language->buffer, pLocale->Language->length,
122 RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
123
124 if( SAL_INT_CAST(sal_uInt32, pLanguage->length) < n )
125 {
126 strcpy( buffer, pLanguage->buffer );
127 offset = pLanguage->length;
128 }
129
130 rtl_string_release( pLanguage );
131 }
132
133 /* convert country code to ascii */
134 if( pLocale->Country && (pLocale->Country->length == 2) )
135 {
136 rtl_String *pCountry = NULL;
137
138 rtl_uString2String( &pCountry,
139 pLocale->Country->buffer, pLocale->Country->length,
140 RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
141
142 if( offset + pCountry->length + 1 < n )
143 {
144 strcpy( buffer + offset++, "_" );
145 strcpy( buffer + offset, pCountry->buffer );
146 offset += pCountry->length;
147 }
148
149 rtl_string_release( pCountry );
150 }
151
152 /* convert variant to ascii - check if there is enough space for the variant string */
153 if( pLocale->Variant && pLocale->Variant->length &&
154 ( SAL_INT_CAST(sal_uInt32, pLocale->Variant->length) < n - 6 ) )
155 {
156 rtl_String *pVariant = NULL;
157
158 rtl_uString2String( &pVariant,
159 pLocale->Variant->buffer, pLocale->Variant->length,
160 RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
161
162 if( offset + pVariant->length + 1 < n )
163 {
164 strcpy( buffer + offset, pVariant->buffer );
165 offset += pVariant->length;
166 }
167
168 rtl_string_release( pVariant );
169 }
170
171 return buffer;
172 }
173
174 return NULL;
175 }
176
177 /*****************************************************************************
178 convert locale string to rtl_Locale
179 *****************************************************************************/
180
181 static rtl_Locale * _parse_locale( const char * locale )
182 {
183 static sal_Unicode c_locale[2] = { (sal_Unicode) 'C', 0 };
184
185 /* check if locale contains a valid string */
186 if( locale )
187 {
188 size_t len = strlen( locale );
189
190 if( len >= 2 )
191 {
192 rtl_uString * pLanguage = NULL;
193 rtl_uString * pCountry = NULL;
194 rtl_uString * pVariant = NULL;
195
196 size_t offset = 2;
197
198 rtl_Locale * ret;
199
200 /* language is a two or three letter code */
201 if( (len > 3 && '_' == locale[3]) || (len == 3 && '_' != locale[2]) )
202 offset = 3;
203
204 /* convert language code to unicode */
205 rtl_string2UString( &pLanguage, locale, offset, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
206 OSL_ASSERT(pLanguage != NULL);
207
208 /* convert country code to unicode */
209 if( len >= offset+3 && '_' == locale[offset] )
210 {
211 rtl_string2UString( &pCountry, locale + offset + 1, 2, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
212 OSL_ASSERT(pCountry != NULL);
213 offset += 3;
214 }
215
216 /* convert variant code to unicode - do not rely on "." as delimiter */
217 if( len > offset ) {
218 rtl_string2UString( &pVariant, locale + offset, len - offset, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
219 OSL_ASSERT(pVariant != NULL);
220 }
221
222 ret = rtl_locale_register( pLanguage->buffer, pCountry ? pCountry->buffer : c_locale + 1, pVariant ? pVariant->buffer : c_locale + 1 );
223
224 if (pVariant) rtl_uString_release(pVariant);
225 if (pCountry) rtl_uString_release(pCountry);
226 if (pLanguage) rtl_uString_release(pLanguage);
227
228 return ret;
229 }
230 else
231 return rtl_locale_register( c_locale, c_locale + 1, c_locale + 1 );
232 }
233
234 return NULL;
235 }
236
237 #if defined(LINUX) || defined(SOLARIS) || defined(NETBSD) || \
238 defined(FREEBSD) || defined(OPENBSD) || defined(DRAGONFLY)
239
240 /*
241 * This implementation of osl_getTextEncodingFromLocale maps
242 * from nl_langinfo(CODESET) to rtl_textencoding defines.
243 * nl_langinfo() is supported only on Linux, Solaris,
244 * >= NetBSD 1.6 and >= FreeBSD 4.4
245 *
246 * This routine is SLOW because of the setlocale call, so
247 * grab the result and cache it.
248 *
249 * XXX this code has the usual mt problems aligned with setlocale() XXX
250 */
251
252 #ifdef LINUX
253 #if !defined(CODESET)
254 #define CODESET _NL_CTYPE_CODESET_NAME
255 #endif
256 #endif
257
258 /*
259 * _nl_language_list[] is an array list of supported encodings. Because
260 * we are using a binary search, the list has to be in ascending order.
261 * We are comparing the encodings case insensitiv, so the list has
262 * to be completly upper- , or lowercase.
263 */
264
265 #if defined(SOLARIS)
266
267 /* The values in the below list can be obtained with a script like
268 * #!/bin/sh
269 * for i in `locale -a`; do
270 * LC_ALL=$i locale -k code_set_name
271 * done
272 */
273 const _pair _nl_language_list[] = {
274 { "5601", RTL_TEXTENCODING_EUC_KR }, /* ko_KR.EUC */
275 { "646", RTL_TEXTENCODING_ISO_8859_1 }, /* fake: ASCII_US */
276 { "ANSI-1251", RTL_TEXTENCODING_MS_1251 }, /* ru_RU.ANSI1251 */
277 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* zh_CN.BIG5 */
278 { "BIG5-HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* zh_CN.BIG5HK */
279 { "CNS11643", RTL_TEXTENCODING_EUC_TW }, /* zh_TW.EUC */
280 { "EUCJP", RTL_TEXTENCODING_EUC_JP }, /* ja_JP.eucjp */
281 { "GB18030", RTL_TEXTENCODING_GB_18030 }, /* zh_CN.GB18030 */
282 { "GB2312", RTL_TEXTENCODING_GB_2312 }, /* zh_CN */
283 { "GBK", RTL_TEXTENCODING_GBK }, /* zh_CN.GBK */
284 { "ISO8859-1", RTL_TEXTENCODING_ISO_8859_1 },
285 { "ISO8859-10", RTL_TEXTENCODING_ISO_8859_10 },
286 { "ISO8859-13", RTL_TEXTENCODING_ISO_8859_13 }, /* lt_LT lv_LV */
287 { "ISO8859-14", RTL_TEXTENCODING_ISO_8859_14 },
288 { "ISO8859-15", RTL_TEXTENCODING_ISO_8859_15 },
289 { "ISO8859-2", RTL_TEXTENCODING_ISO_8859_2 },
290 { "ISO8859-3", RTL_TEXTENCODING_ISO_8859_3 },
291 { "ISO8859-4", RTL_TEXTENCODING_ISO_8859_4 },
292 { "ISO8859-5", RTL_TEXTENCODING_ISO_8859_5 },
293 { "ISO8859-6", RTL_TEXTENCODING_ISO_8859_6 },
294 { "ISO8859-7", RTL_TEXTENCODING_ISO_8859_7 },
295 { "ISO8859-8", RTL_TEXTENCODING_ISO_8859_8 },
296 { "ISO8859-9", RTL_TEXTENCODING_ISO_8859_9 },
297 { "KOI8-R", RTL_TEXTENCODING_KOI8_R },
298 { "KOI8-U", RTL_TEXTENCODING_KOI8_U },
299 { "PCK", RTL_TEXTENCODING_MS_932 },
300 { "SUN_EU_GREEK", RTL_TEXTENCODING_ISO_8859_7 }, /* 8859-7 + Euro */
301 { "TIS620.2533", RTL_TEXTENCODING_MS_874 }, /* th_TH.TIS620 */
302 { "UTF-8", RTL_TEXTENCODING_UTF8 }
303 };
304
305 /* XXX MS-874 is an extension to tis620, so this is not
306 * really equivalent */
307
308 #elif defined(LINUX)
309
310 const _pair _nl_language_list[] = {
311 { "ANSI_X3.110-1983", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-99 NAPLPS */
312 { "ANSI_X3.4-1968", RTL_TEXTENCODING_ISO_8859_1 }, /* fake: ASCII_US */
313 { "ASMO_449", RTL_TEXTENCODING_DONTKNOW }, /* ISO_9036 ARABIC7 */
314 { "BALTIC", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-179 */
315 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* locale: zh_TW */
316 { "BIG5-HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* locale: zh_CN.BIG5HK */
317 { "BIG5HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* deprecated */
318 { "BS_4730", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-4 ISO646-GB */
319 { "BS_VIEWDATA", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-47 */
320 { "CP1250", RTL_TEXTENCODING_MS_1250 }, /* MS-EE */
321 { "CP1251", RTL_TEXTENCODING_MS_1251 }, /* MS-CYRL */
322 { "CP1252", RTL_TEXTENCODING_MS_1252 }, /* MS-ANSI */
323 { "CP1253", RTL_TEXTENCODING_MS_1253 }, /* MS-GREEK */
324 { "CP1254", RTL_TEXTENCODING_MS_1254 }, /* MS-TURK */
325 { "CP1255", RTL_TEXTENCODING_MS_1255 }, /* MS-HEBR */
326 { "CP1256", RTL_TEXTENCODING_MS_1256 }, /* MS-ARAB */
327 { "CP1257", RTL_TEXTENCODING_MS_1257 }, /* WINBALTRIM */
328 { "CSA_Z243.4-1985-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-121 */
329 { "CSA_Z243.4-1985-2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-122 CSA7-2 */
330 { "CSA_Z243.4-1985-GR", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-123 */
331 { "CSN_369103", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-139 */
332 { "CWI", RTL_TEXTENCODING_DONTKNOW }, /* CWI-2 CP-HU */
333 { "DEC-MCS", RTL_TEXTENCODING_DONTKNOW }, /* DEC */
334 { "DIN_66003", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-21 */
335 { "DS_2089", RTL_TEXTENCODING_DONTKNOW }, /* DS2089 ISO646-DK */
336 { "EBCDIC-AT-DE", RTL_TEXTENCODING_DONTKNOW },
337 { "EBCDIC-AT-DE-A", RTL_TEXTENCODING_DONTKNOW },
338 { "EBCDIC-CA-FR", RTL_TEXTENCODING_DONTKNOW },
339 { "EBCDIC-DK-NO", RTL_TEXTENCODING_DONTKNOW },
340 { "EBCDIC-DK-NO-A", RTL_TEXTENCODING_DONTKNOW },
341 { "EBCDIC-ES", RTL_TEXTENCODING_DONTKNOW },
342 { "EBCDIC-ES-A", RTL_TEXTENCODING_DONTKNOW },
343 { "EBCDIC-ES-S", RTL_TEXTENCODING_DONTKNOW },
344 { "EBCDIC-FI-SE", RTL_TEXTENCODING_DONTKNOW },
345 { "EBCDIC-FI-SE-A", RTL_TEXTENCODING_DONTKNOW },
346 { "EBCDIC-FR", RTL_TEXTENCODING_DONTKNOW },
347 { "EBCDIC-IS-FRISS", RTL_TEXTENCODING_DONTKNOW }, /* FRISS */
348 { "EBCDIC-IT", RTL_TEXTENCODING_DONTKNOW },
349 { "EBCDIC-PT", RTL_TEXTENCODING_DONTKNOW },
350 { "EBCDIC-UK", RTL_TEXTENCODING_DONTKNOW },
351 { "EBCDIC-US", RTL_TEXTENCODING_DONTKNOW },
352 { "ECMA-CYRILLIC", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-111 */
353 { "ES", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-17 */
354 { "ES2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-85 */
355 { "EUC-JP", RTL_TEXTENCODING_EUC_JP }, /* locale: ja_JP.eucjp */
356 { "EUC-KR", RTL_TEXTENCODING_EUC_KR }, /* locale: ko_KR.euckr */
357 { "EUC-TW", RTL_TEXTENCODING_EUC_TW }, /* locale: zh_TW.euctw */
358 { "GB18030", RTL_TEXTENCODING_GB_18030 }, /* locale: zh_CN.gb18030 */
359 { "GB2312", RTL_TEXTENCODING_GB_2312 }, /* locale: zh_CN */
360 { "GB_1988-80", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-57 */
361 { "GBK", RTL_TEXTENCODING_GBK }, /* locale: zh_CN.GBK */
362 { "GOST_19768-74", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-153 */
363 { "GREEK-CCITT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-150 */
364 { "GREEK7", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-88 */
365 { "GREEK7-OLD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-18 */
366 { "HP-ROMAN8", RTL_TEXTENCODING_DONTKNOW }, /* ROMAN8 R8 */
367 { "IBM037", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-[US|CA|WT] */
368 { "IBM038", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-INT CP038 */
369 { "IBM1004", RTL_TEXTENCODING_DONTKNOW }, /* CP1004 OS2LATIN1 */
370 { "IBM1026", RTL_TEXTENCODING_DONTKNOW }, /* CP1026 1026 */
371 { "IBM1047", RTL_TEXTENCODING_DONTKNOW }, /* CP1047 1047 */
372 { "IBM256", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-INT1 */
373 { "IBM273", RTL_TEXTENCODING_DONTKNOW }, /* CP273 */
374 { "IBM274", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-BE CP274 */
375 { "IBM275", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-BR CP275 */
376 { "IBM277", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-[DK|NO] */
377 { "IBM278", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-[FISE]*/
378 { "IBM280", RTL_TEXTENCODING_DONTKNOW }, /* CP280 EBCDIC-CP-IT*/
379 { "IBM281", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-JP-E CP281 */
380 { "IBM284", RTL_TEXTENCODING_DONTKNOW }, /* CP284 EBCDIC-CP-ES */
381 { "IBM285", RTL_TEXTENCODING_DONTKNOW }, /* CP285 EBCDIC-CP-GB */
382 { "IBM290", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-JP-KANA */
383 { "IBM297", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-FR */
384 { "IBM420", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-AR1 */
385 { "IBM423", RTL_TEXTENCODING_DONTKNOW }, /* CP423 EBCDIC-CP-GR */
386 { "IBM424", RTL_TEXTENCODING_DONTKNOW }, /* CP424 EBCDIC-CP-HE */
387 { "IBM437", RTL_TEXTENCODING_IBM_437 }, /* CP437 437 */
388 { "IBM500", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-[BE|CH] */
389 { "IBM850", RTL_TEXTENCODING_IBM_850 }, /* CP850 850 */
390 { "IBM851", RTL_TEXTENCODING_DONTKNOW }, /* CP851 851 */
391 { "IBM852", RTL_TEXTENCODING_IBM_852 }, /* CP852 852 */
392 { "IBM855", RTL_TEXTENCODING_IBM_855 }, /* CP855 855 */
393 { "IBM857", RTL_TEXTENCODING_IBM_857 }, /* CP857 857 */
394 { "IBM860", RTL_TEXTENCODING_IBM_860 }, /* CP860 860 */
395 { "IBM861", RTL_TEXTENCODING_IBM_861 }, /* CP861 861 CP-IS */
396 { "IBM862", RTL_TEXTENCODING_IBM_862 }, /* CP862 862 */
397 { "IBM863", RTL_TEXTENCODING_IBM_863 }, /* CP863 863 */
398 { "IBM864", RTL_TEXTENCODING_IBM_864 }, /* CP864 */
399 { "IBM865", RTL_TEXTENCODING_IBM_865 }, /* CP865 865 */
400 { "IBM866", RTL_TEXTENCODING_IBM_866 }, /* CP866 866 */
401 { "IBM868", RTL_TEXTENCODING_DONTKNOW }, /* CP868 CP-AR */
402 { "IBM869", RTL_TEXTENCODING_IBM_869 }, /* CP869 869 CP-GR */
403 { "IBM870", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-[ROECE|YU] */
404 { "IBM871", RTL_TEXTENCODING_DONTKNOW }, /* CP871 EBCDIC-CP-IS */
405 { "IBM875", RTL_TEXTENCODING_DONTKNOW }, /* CP875 EBCDIC-GREEK */
406 { "IBM880", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CYRILLIC */
407 { "IBM891", RTL_TEXTENCODING_DONTKNOW }, /* CP891 */
408 { "IBM903", RTL_TEXTENCODING_DONTKNOW }, /* CP903 */
409 { "IBM904", RTL_TEXTENCODING_DONTKNOW }, /* CP904 904 */
410 { "IBM905", RTL_TEXTENCODING_DONTKNOW }, /* CP905 EBCDIC-CP-TR */
411 { "IBM918", RTL_TEXTENCODING_DONTKNOW }, /* CP918 EBCDIC-AR2 */
412 { "IEC_P27-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-143 */
413 { "INIS", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-49 */
414 { "INIS-8", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-50 */
415 { "INIS-CYRILLIC", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-51 */
416 { "INVARIANT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-170 */
417 { "ISO-8859-1", RTL_TEXTENCODING_ISO_8859_1 }, /* ISO-IR-100 CP819 */
418 { "ISO-8859-10", RTL_TEXTENCODING_ISO_8859_10 }, /* ISO-IR-157 LATIN6 */
419 { "ISO-8859-13", RTL_TEXTENCODING_ISO_8859_13 }, /* ISO-IR-179 LATIN7 */
420 { "ISO-8859-14", RTL_TEXTENCODING_ISO_8859_14 }, /* LATIN8 L8 */
421 { "ISO-8859-15", RTL_TEXTENCODING_ISO_8859_15 },
422 { "ISO-8859-2", RTL_TEXTENCODING_ISO_8859_2 }, /* LATIN2 L2 */
423 { "ISO-8859-3", RTL_TEXTENCODING_ISO_8859_3 }, /* LATIN3 L3 */
424 { "ISO-8859-4", RTL_TEXTENCODING_ISO_8859_4 }, /* LATIN4 L4 */
425 { "ISO-8859-5", RTL_TEXTENCODING_ISO_8859_5 }, /* CYRILLIC */
426 { "ISO-8859-6", RTL_TEXTENCODING_ISO_8859_6 }, /* ECMA-114 ARABIC */
427 { "ISO-8859-7", RTL_TEXTENCODING_ISO_8859_7 }, /* ECMA-118 GREEK8 */
428 { "ISO-8859-8", RTL_TEXTENCODING_ISO_8859_8 }, /* ISO_8859-8 HEBREW */
429 { "ISO-8859-9", RTL_TEXTENCODING_ISO_8859_9 }, /* ISO_8859-9 LATIN5 */
430 { "ISO-IR-90", RTL_TEXTENCODING_DONTKNOW }, /* ISO_6937-2:1983 */
431 { "ISO_10367-BOX", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-155 */
432 { "ISO_2033-1983", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-98 E13B */
433 { "ISO_5427", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-37 KOI-7 */
434 { "ISO_5427-EXT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-54 */
435 { "ISO_5428", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-55 */
436 { "ISO_646.BASIC", RTL_TEXTENCODING_ASCII_US }, /* REF */
437 { "ISO_646.IRV", RTL_TEXTENCODING_ASCII_US }, /* ISO-IR-2 IRV */
438 { "ISO_646.IRV:1983", RTL_TEXTENCODING_ISO_8859_1 }, /* fake: ASCII_US, used for "C" locale*/
439 { "ISO_6937", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-156 ISO6937*/
440 { "ISO_6937-2-25", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-152 */
441 { "ISO_6937-2-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-142 */
442 { "ISO_8859-SUPP", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-154 */
443 { "IT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-15 */
444 { "JIS_C6220-1969-JP", RTL_TEXTENCODING_DONTKNOW }, /* KATAKANA X0201-7 */
445 { "JIS_C6220-1969-RO", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-14 */
446 { "JIS_C6229-1984-A", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-91 */
447 { "JIS_C6229-1984-B", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-92 */
448 { "JIS_C6229-1984-B-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-93 */
449 { "JIS_C6229-1984-HAND", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-94 */
450 { "JIS_C6229-1984-HAND-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-95 */
451 { "JIS_C6229-1984-KANA", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-96 */
452 { "JIS_X0201", RTL_TEXTENCODING_DONTKNOW }, /* X0201 */
453 { "JUS_I.B1.002", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-141 */
454 { "JUS_I.B1.003-MAC", RTL_TEXTENCODING_DONTKNOW }, /* MACEDONIAN */
455 { "JUS_I.B1.003-SERB", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-146 SERBIAN */
456 { "KOI-8", RTL_TEXTENCODING_DONTKNOW },
457 { "KOI8-R", RTL_TEXTENCODING_KOI8_R },
458 { "KOI8-U", RTL_TEXTENCODING_KOI8_U },
459 { "KSC5636", RTL_TEXTENCODING_DONTKNOW }, /* ISO646-KR */
460 { "LATIN-GREEK", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-19 */
461 { "LATIN-GREEK-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-27 */
462 { "MAC-IS", RTL_TEXTENCODING_APPLE_ROMAN },
463 { "MAC-UK", RTL_TEXTENCODING_APPLE_ROMAN },
464 { "MACINTOSH", RTL_TEXTENCODING_APPLE_ROMAN }, /* MAC */
465 { "MSZ_7795.3", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-86 */
466 { "NATS-DANO", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-9-1 */
467 { "NATS-DANO-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-9-2 */
468 { "NATS-SEFI", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-8-1 */
469 { "NATS-SEFI-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-8-2 */
470 { "NC_NC00-10", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-151 */
471 { "NEXTSTEP", RTL_TEXTENCODING_DONTKNOW }, /* NEXT */
472 { "NF_Z_62-010", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-69 */
473 { "NF_Z_62-010_(1973)", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-25 */
474 { "NS_4551-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-60 */
475 { "NS_4551-2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-61 */
476 { "PT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-16 */
477 { "PT2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-84 */
478 { "SAMI", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-158 */
479 { "SEN_850200_B", RTL_TEXTENCODING_DONTKNOW }, /* ISO646-[FI|SE] */
480 { "SEN_850200_C", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-11 */
481 { "T.101-G2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-128 */
482 { "T.61-7BIT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-102 */
483 { "T.61-8BIT", RTL_TEXTENCODING_DONTKNOW }, /* T.61 ISO-IR-103 */
484 { "TIS-620", RTL_TEXTENCODING_MS_874 }, /* locale: th_TH */
485 { "UTF-8", RTL_TEXTENCODING_UTF8 }, /* ISO-10646/UTF-8 */
486 { "VIDEOTEX-SUPPL", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-70 */
487 { "WIN-SAMI-2", RTL_TEXTENCODING_DONTKNOW } /* WS2 */
488 };
489
490 #elif defined(FREEBSD) || defined(DRAGONFLY)
491
492 const _pair _nl_language_list[] = {
493 { "ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
494 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* China - Traditional Chinese */
495 { "CP1251", RTL_TEXTENCODING_MS_1251 }, /* MS-CYRL */
496 { "CP866", RTL_TEXTENCODING_IBM_866 }, /* CP866 866 */
497 { "EUCCN", RTL_TEXTENCODING_EUC_CN }, /* China - Simplified Chinese */
498 { "EUCJP", RTL_TEXTENCODING_EUC_JP }, /* Japan */
499 { "EUCKR", RTL_TEXTENCODING_EUC_KR }, /* Korea */
500 { "ISO8859-1", RTL_TEXTENCODING_ISO_8859_1 }, /* Western */
501 { "ISO8859-15", RTL_TEXTENCODING_ISO_8859_15 }, /* Western Updated (w/Euro sign) */
502 { "ISO8859-2", RTL_TEXTENCODING_ISO_8859_2 }, /* Central European */
503 { "ISO8859-4", RTL_TEXTENCODING_ISO_8859_4 }, /* LATIN4 L4 */
504 { "ISO8859-5", RTL_TEXTENCODING_ISO_8859_5 }, /* Cyrillic */
505 { "ISO8859-7", RTL_TEXTENCODING_ISO_8859_7 }, /* Greek */
506 { "ISO8859-9", RTL_TEXTENCODING_ISO_8859_9 }, /* Turkish */
507 { "KOI8-R", RTL_TEXTENCODING_KOI8_R }, /* KOI8-R */
508 { "KOI8-U", RTL_TEXTENCODING_KOI8_U }, /* KOI8-U */
509 { "SJIS", RTL_TEXTENCODING_SHIFT_JIS }, /* Japan */
510 { "US-ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
511 { "UTF-8", RTL_TEXTENCODING_UTF8 } /* ISO-10646/UTF-8 */
512 };
513
514 #elif defined(NETBSD)
515
516 const _pair _nl_language_list[] = {
517 { "ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
518 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* China - Traditional Chinese */
519 { "Big5", RTL_TEXTENCODING_BIG5 }, /* China - Traditional Chinese */
520 { "Big5-HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* locale: zh_CN.BIG5HK */
521 { "Big5HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* deprecated */
522 { "CP1251", RTL_TEXTENCODING_MS_1251 }, /* MS-CYRL */
523 { "CP866", RTL_TEXTENCODING_IBM_866 }, /* CP866 866 */
524 { "CTEXT", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
525 { "eucCN", RTL_TEXTENCODING_EUC_CN }, /* China - Simplified Chinese */
526 { "eucJP", RTL_TEXTENCODING_EUC_JP }, /* Japan */
527 { "eucKR", RTL_TEXTENCODING_EUC_KR }, /* Korea */
528 { "eucTW", RTL_TEXTENCODING_EUC_TW }, /* China - Traditional Chinese */
529 { "GB18030", RTL_TEXTENCODING_GB_18030 }, /* locale: zh_CN.gb18030 */
530 { "GB2312", RTL_TEXTENCODING_GB_2312 }, /* locale: zh_CN */
531 { "ISO-2022-JP", RTL_TEXTENCODING_DONTKNOW }, /* */
532 { "ISO-2022-JP-2", RTL_TEXTENCODING_DONTKNOW }, /* */
533 { "ISO8859-1", RTL_TEXTENCODING_ISO_8859_1 }, /* Western */
534 { "ISO8859-13", RTL_TEXTENCODING_ISO_8859_13 }, /* ISO-IR-179 LATIN7 */
535 { "ISO8859-15", RTL_TEXTENCODING_ISO_8859_15 }, /* Western Updated (w/Euro sign) */
536 { "ISO8859-2", RTL_TEXTENCODING_ISO_8859_2 }, /* Central European */
537 { "ISO8859-4", RTL_TEXTENCODING_ISO_8859_4 }, /* LATIN4 L4 */
538 { "ISO8859-5", RTL_TEXTENCODING_ISO_8859_5 }, /* Cyrillic */
539 { "ISO8859-7", RTL_TEXTENCODING_ISO_8859_7 }, /* Greek */
540 { "ISO8859-9", RTL_TEXTENCODING_ISO_8859_9 }, /* Turkish */
541 { "KOI8-R", RTL_TEXTENCODING_KOI8_R }, /* KOI8-R */
542 { "KOI8-U", RTL_TEXTENCODING_KOI8_U }, /* KOI8-U */
543 { "PT154", RTL_TEXTENCODING_PT154 }, /* */
544 { "SJIS", RTL_TEXTENCODING_SHIFT_JIS }, /* Japan */
545 { "US-ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
546 { "UTF-8", RTL_TEXTENCODING_UTF8 } /* ISO-10646/UTF-8 */
547 };
548
549 #elif defined(OPENBSD)
550
551 const _pair _nl_language_list[] = {
552 { "ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
553 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* China - Traditional Chinese */
554 { "CP1251", RTL_TEXTENCODING_MS_1251 }, /* MS-CYRL */
555 { "CP866", RTL_TEXTENCODING_IBM_866 }, /* CP866 866 */
556 { "EUCCN", RTL_TEXTENCODING_EUC_CN }, /* China - Simplified Chinese */
557 { "EUCJP", RTL_TEXTENCODING_EUC_JP }, /* Japan */
558 { "EUCKR", RTL_TEXTENCODING_EUC_KR }, /* Korea */
559 { "ISO8859-1", RTL_TEXTENCODING_ISO_8859_1 }, /* Western */
560 { "ISO8859-15", RTL_TEXTENCODING_ISO_8859_15 }, /* Western Updated (w/Euro sign) */
561 { "ISO8859-2", RTL_TEXTENCODING_ISO_8859_2 }, /* Central European */
562 { "ISO8859-4", RTL_TEXTENCODING_ISO_8859_4 }, /* LATIN4 L4 */
563 { "ISO8859-5", RTL_TEXTENCODING_ISO_8859_5 }, /* Cyrillic */
564 { "ISO8859-7", RTL_TEXTENCODING_ISO_8859_7 }, /* Greek */
565 { "ISO8859-9", RTL_TEXTENCODING_ISO_8859_9 }, /* Turkish */
566 { "KOI8-R", RTL_TEXTENCODING_KOI8_R }, /* KOI8-R */
567 { "KOI8-U", RTL_TEXTENCODING_KOI8_U }, /* KOI8-U */
568 { "SJIS", RTL_TEXTENCODING_SHIFT_JIS }, /* Japan */
569 { "US-ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
570 { "UTF-8", RTL_TEXTENCODING_UTF8 } /* ISO-10646/UTF-8 */
571 };
572
573 #endif /* ifdef SOLARIS LINUX FREEBSD NETBSD OPENBSD */
574
575 static pthread_mutex_t aLocalMutex = PTHREAD_MUTEX_INITIALIZER;
576
577 /*****************************************************************************
578 return the text encoding corresponding to the given locale
579 *****************************************************************************/
580
581 rtl_TextEncoding osl_getTextEncodingFromLocale( rtl_Locale * pLocale )
582 {
583 const _pair *language=0;
584
585 char locale_buf[64] = "";
586 char codeset_buf[64];
587
588 char *ctype_locale = 0;
589 char *codeset = 0;
590
591 /* default to process locale if pLocale == NULL */
592 if( NULL == pLocale )
593 osl_getProcessLocale( &pLocale );
594
595 /* convert rtl_Locale to locale string */
596 _compose_locale( pLocale, locale_buf, 64 );
597
598 /* basic thread safeness */
599 pthread_mutex_lock( &aLocalMutex );
600
601 /* remember the charset as indicated by the LC_CTYPE locale */
602 ctype_locale = setlocale( LC_CTYPE, NULL );
603
604 /* set the desired LC_CTYPE locale */
605 if( NULL == setlocale( LC_CTYPE, locale_buf ) )
606 {
607 pthread_mutex_unlock(&aLocalMutex);
608 return RTL_TEXTENCODING_DONTKNOW;
609 }
610
611 /* get the charset as indicated by the LC_CTYPE locale */
612 #if defined(NETBSD) && !defined(CODESET)
613 codeset = NULL;
614 #else
615 codeset = nl_langinfo( CODESET );
616 #endif
617
618 if ( codeset != NULL )
619 {
620 /* get codeset into mt save memory */
621 strncpy( codeset_buf, codeset, sizeof(codeset_buf) );
622 codeset_buf[sizeof(codeset_buf) - 1] = 0;
623 codeset = codeset_buf;
624 }
625
626 /* restore the original value of locale */
627 if ( ctype_locale != NULL )
628 setlocale( LC_CTYPE, ctype_locale );
629
630 pthread_mutex_unlock( &aLocalMutex );
631
632 /* search the codeset in our language list */
633 if ( codeset != NULL )
634 {
635 language = _pair_search (codeset, _nl_language_list, SAL_N_ELEMENTS( _nl_language_list ) );
636 }
637
638 OSL_ASSERT( language && ( RTL_TEXTENCODING_DONTKNOW != language->value ) );
639
640 /* a matching item in our list provides a mapping from codeset to
641 * rtl-codeset */
642 if ( language != NULL )
643 return language->value;
644
645 return RTL_TEXTENCODING_DONTKNOW;
646 }
647
648 /*****************************************************************************
649 return the current process locale
650 *****************************************************************************/
651
652 void _imp_getProcessLocale( rtl_Locale ** ppLocale )
653 {
654 char * locale;
655
656 /* basic thread safeness */
657 pthread_mutex_lock( &aLocalMutex );
658
659 /* set the locale defined by the env vars */
660 locale = setlocale( LC_CTYPE, "" );
661
662 /* fallback to the current locale */
663 if( NULL == locale )
664 locale = setlocale( LC_CTYPE, NULL );
665
666 /* return the LC_CTYPE locale */
667 *ppLocale = _parse_locale( locale );
668
669 pthread_mutex_unlock( &aLocalMutex );
670 }
671
672 /*****************************************************************************
673 set the current process locale
674 *****************************************************************************/
675
676 int _imp_setProcessLocale( rtl_Locale * pLocale )
677 {
678 char locale_buf[64] = "";
679 int ret = 0;
680
681 /* convert rtl_Locale to locale string */
682 _compose_locale( pLocale, locale_buf, 64 );
683
684 /* basic thread safeness */
685 pthread_mutex_lock( &aLocalMutex );
686
687 /* try to set LC_ALL locale */
688 if( NULL == setlocale( LC_ALL, locale_buf ) )
689 ret = -1;
690
691 pthread_mutex_unlock( &aLocalMutex );
692 return ret;
693 }
694
695 #else /* ifdef LINUX || SOLARIS || MACOSX || NETBSD */
696
697 /*
698 * This implementation of osl_getTextEncodingFromLocale maps
699 * from the ISO language codes.
700 */
701
702 const _pair _full_locale_list[] = {
703 { "ja_JP.eucJP", RTL_TEXTENCODING_EUC_JP },
704 { "ja_JP.EUC", RTL_TEXTENCODING_EUC_JP },
705 { "ko_KR.EUC", RTL_TEXTENCODING_EUC_KR },
706 { "zh_CN.EUC", RTL_TEXTENCODING_EUC_CN },
707 { "zh_TW.EUC", RTL_TEXTENCODING_EUC_TW }
708 };
709
710 const _pair _locale_extension_list[] = {
711 { "big5", RTL_TEXTENCODING_BIG5 },
712 { "big5hk", RTL_TEXTENCODING_BIG5_HKSCS },
713 { "gb18030", RTL_TEXTENCODING_GB_18030 },
714 { "euc", RTL_TEXTENCODING_EUC_JP },
715 { "iso8859-1", RTL_TEXTENCODING_ISO_8859_1 },
716 { "iso8859-10", RTL_TEXTENCODING_ISO_8859_10 },
717 { "iso8859-13", RTL_TEXTENCODING_ISO_8859_13 },
718 { "iso8859-14", RTL_TEXTENCODING_ISO_8859_14 },
719 { "iso8859-15", RTL_TEXTENCODING_ISO_8859_15 },
720 { "iso8859-2", RTL_TEXTENCODING_ISO_8859_2 },
721 { "iso8859-3", RTL_TEXTENCODING_ISO_8859_3 },
722 { "iso8859-4", RTL_TEXTENCODING_ISO_8859_4 },
723 { "iso8859-5", RTL_TEXTENCODING_ISO_8859_5 },
724 { "iso8859-6", RTL_TEXTENCODING_ISO_8859_6 },
725 { "iso8859-7", RTL_TEXTENCODING_ISO_8859_7 },
726 { "iso8859-8", RTL_TEXTENCODING_ISO_8859_8 },
727 { "iso8859-9", RTL_TEXTENCODING_ISO_8859_9 },
728 { "koi8-r", RTL_TEXTENCODING_KOI8_R },
729 { "koi8-u", RTL_TEXTENCODING_KOI8_U },
730 { "pck", RTL_TEXTENCODING_MS_932 },
731 #if (0)
732 { "sun_eu_greek", RTL_TEXTENCODING_DONTKNOW },
733 #endif
734 { "utf-16", RTL_TEXTENCODING_UNICODE },
735 { "utf-7", RTL_TEXTENCODING_UTF7 },
736 { "utf-8", RTL_TEXTENCODING_UTF8 }
737 };
738
739 const _pair _iso_language_list[] = {
740 { "af", RTL_TEXTENCODING_ISO_8859_1 },
741 { "ar", RTL_TEXTENCODING_ISO_8859_6 },
742 { "az", RTL_TEXTENCODING_ISO_8859_9 },
743 { "be", RTL_TEXTENCODING_ISO_8859_5 },
744 { "bg", RTL_TEXTENCODING_ISO_8859_5 },
745 { "ca", RTL_TEXTENCODING_ISO_8859_1 },
746 { "cs", RTL_TEXTENCODING_ISO_8859_2 },
747 { "da", RTL_TEXTENCODING_ISO_8859_1 },
748 { "de", RTL_TEXTENCODING_ISO_8859_1 },
749 { "el", RTL_TEXTENCODING_ISO_8859_7 },
750 { "en", RTL_TEXTENCODING_ISO_8859_1 },
751 { "es", RTL_TEXTENCODING_ISO_8859_1 },
752 { "et", RTL_TEXTENCODING_ISO_8859_4 },
753 { "eu", RTL_TEXTENCODING_ISO_8859_1 },
754 { "fa", RTL_TEXTENCODING_ISO_8859_6 },
755 { "fi", RTL_TEXTENCODING_ISO_8859_1 },
756 { "fo", RTL_TEXTENCODING_ISO_8859_1 },
757 { "fr", RTL_TEXTENCODING_ISO_8859_1 },
758 { "gr", RTL_TEXTENCODING_ISO_8859_7 },
759 { "he", RTL_TEXTENCODING_ISO_8859_8 },
760 { "hi", RTL_TEXTENCODING_DONTKNOW },
761 { "hr", RTL_TEXTENCODING_ISO_8859_2 },
762 { "hu", RTL_TEXTENCODING_ISO_8859_2 },
763 { "hy", RTL_TEXTENCODING_DONTKNOW },
764 { "id", RTL_TEXTENCODING_ISO_8859_1 },
765 { "is", RTL_TEXTENCODING_ISO_8859_1 },
766 { "it", RTL_TEXTENCODING_ISO_8859_1 },
767 { "iw", RTL_TEXTENCODING_ISO_8859_8 },
768 { "ja", RTL_TEXTENCODING_EUC_JP },
769 { "ka", RTL_TEXTENCODING_DONTKNOW },
770 { "kk", RTL_TEXTENCODING_ISO_8859_5 },
771 { "ko", RTL_TEXTENCODING_EUC_KR },
772 { "lt", RTL_TEXTENCODING_ISO_8859_4 },
773 { "lv", RTL_TEXTENCODING_ISO_8859_4 },
774 { "mk", RTL_TEXTENCODING_ISO_8859_5 },
775 { "mr", RTL_TEXTENCODING_DONTKNOW },
776 { "ms", RTL_TEXTENCODING_ISO_8859_1 },
777 { "nl", RTL_TEXTENCODING_ISO_8859_1 },
778 { "no", RTL_TEXTENCODING_ISO_8859_1 },
779 { "pl", RTL_TEXTENCODING_ISO_8859_2 },
780 { "pt", RTL_TEXTENCODING_ISO_8859_1 },
781 { "ro", RTL_TEXTENCODING_ISO_8859_2 },
782 { "ru", RTL_TEXTENCODING_ISO_8859_5 },
783 { "sa", RTL_TEXTENCODING_DONTKNOW },
784 { "sk", RTL_TEXTENCODING_ISO_8859_2 },
785 { "sl", RTL_TEXTENCODING_ISO_8859_2 },
786 { "sq", RTL_TEXTENCODING_ISO_8859_2 },
787 { "sv", RTL_TEXTENCODING_ISO_8859_1 },
788 { "sw", RTL_TEXTENCODING_ISO_8859_1 },
789 { "ta", RTL_TEXTENCODING_DONTKNOW },
790 { "th", RTL_TEXTENCODING_DONTKNOW },
791 { "tr", RTL_TEXTENCODING_ISO_8859_9 },
792 { "tt", RTL_TEXTENCODING_ISO_8859_5 },
793 { "uk", RTL_TEXTENCODING_ISO_8859_5 },
794 { "ur", RTL_TEXTENCODING_ISO_8859_6 },
795 { "uz", RTL_TEXTENCODING_ISO_8859_9 },
796 { "vi", RTL_TEXTENCODING_DONTKNOW },
797 { "zh", RTL_TEXTENCODING_BIG5 }
798 };
799
800 /*****************************************************************************
801 return the text encoding corresponding to the given locale
802 *****************************************************************************/
803
804 rtl_TextEncoding osl_getTextEncodingFromLocale( rtl_Locale * pLocale )
805 {
806 const _pair *language = 0;
807 char locale_buf[64] = "";
808 char *cp;
809
810 /* default to process locale if pLocale == NULL */
811 if( NULL == pLocale )
812 osl_getProcessLocale( &pLocale );
813
814 /* convert rtl_Locale to locale string */
815 if( _compose_locale( pLocale, locale_buf, 64 ) )
816 {
817 /* check special handling list (EUC) first */
818 language = _pair_search( locale_buf, _full_locale_list, SAL_N_ELEMENTS( _full_locale_list ) );
819
820 if( NULL == language )
821 {
822 /*
823 * check if there is a charset qualifier at the end of the given locale string
824 * e.g. de.ISO8859-15 or de.ISO8859-15@euro which strongly indicates what
825 * charset to use
826 */
827 cp = strrchr( locale_buf, '.' );
828
829 if( NULL != cp )
830 {
831 language = _pair_search( cp + 1, _locale_extension_list, SAL_N_ELEMENTS( _locale_extension_list ) );
832 }
833 }
834
835 /* use iso language code to determine the charset */
836 if( NULL == language )
837 {
838 /* iso lang codes have 2 charaters */
839 locale_buf[2] = '\0';
840
841 language = _pair_search( locale_buf, _iso_language_list, SAL_N_ELEMENTS( _iso_language_list ) );
842 }
843 }
844
845 /* a matching item in our list provides a mapping from codeset to
846 * rtl-codeset */
847 if ( language != NULL )
848 return language->value;
849
850 return RTL_TEXTENCODING_DONTKNOW;
851 }
852
853 #if defined(MACOSX) || defined(IOS)
854 #include "system.h"
855
856 /* OS X locale discovery function */
857 int (*pGetOSXLocale)( char *, sal_uInt32 );
858
859 /*****************************************************************************
860 return the current process locale
861 *****************************************************************************/
862
863 int macosx_getLocale(char *locale, sal_uInt32 bufferLen);
864
865 void _imp_getProcessLocale( rtl_Locale ** ppLocale )
866 {
867 static char *locale = NULL;
868
869 /* basic thread safeness */
870 // pthread_mutex_lock( &aLocalMutex );
871
872 /* Only fetch the locale once and cache it */
873 if ( NULL == locale )
874 {
875
876 locale = (char *)malloc( 128 );
877 if ( locale )
878 macosx_getLocale( locale, 128 );
879 else
880 fprintf( stderr, "nlsupport.c: locale allocation returned NULL!\n" );
881 }
882
883 /* handle the case where OS specific method of finding locale fails */
884 if ( NULL == locale )
885 {
886 /* simulate behavior of setlocale */
887 locale = getenv( "LC_ALL" );
888
889 if( NULL == locale )
890 locale = getenv( "LC_CTYPE" );
891
892 if( NULL == locale )
893 locale = getenv( "LANG" );
894
895 if( NULL == locale )
896 locale = "C";
897 }
898
899 /* return the locale */
900 *ppLocale = _parse_locale( locale );
901
902 setenv( "LC_ALL", locale, 1);
903 setenv("LC_CTYPE", locale, 1 );
904 setenv("LANG", locale, 1 );
905
906 #if OSL_DEBUG_LEVEL > 1
907 OSL_TRACE("_imp_getProcessLocale() returning %s as current locale.", locale );
908 #endif
909
910 // pthread_mutex_unlock( &aLocalMutex );
911
912 }
913 #else
914 /*****************************************************************************
915 return the current process locale
916 *****************************************************************************/
917
918 void _imp_getProcessLocale( rtl_Locale ** ppLocale )
919 {
920 /* simulate behavior off setlocale */
921 char * locale = getenv( "LC_ALL" );
922
923 if( NULL == locale )
924 locale = getenv( "LC_CTYPE" );
925
926 if( NULL == locale )
927 locale = getenv( "LANG" );
928
929 if( NULL == locale )
930 #ifdef ANDROID
931 locale = "en-US.UTF-8";
932 #else
933 locale = "C";
934 #endif
935
936 *ppLocale = _parse_locale( locale );
937 }
938 #endif
939
940 /*****************************************************************************
941 set the current process locale
942 *****************************************************************************/
943
944 static int
945 _setenv (const char* name, const char* value)
946 {
947 return setenv (name, value, 1);
948 }
949
950 int _imp_setProcessLocale( rtl_Locale * pLocale )
951 {
952 char locale_buf[64];
953
954 /* convert rtl_Locale to locale string */
955 if( NULL != _compose_locale( pLocale, locale_buf, 64 ) )
956 {
957 /* only change env vars that exist already */
958 if( getenv( "LC_ALL" ) )
959 _setenv( "LC_ALL", locale_buf );
960
961 if( getenv( "LC_CTYPE" ) )
962 _setenv("LC_CTYPE", locale_buf );
963
964 if( getenv( "LANG" ) )
965 _setenv( "LANG", locale_buf );
966 }
967
968 return 0;
969 }
970
971 #endif /* ifdef LINUX || SOLARIS || MACOSX || NETBSD || AIX */
972
973
974 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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