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merged tag ooo/DEV300_m102
[LibreOffice.git] / sal / osl / unx / nlsupport.c
blobaf7d420ee524451546eb79fedd386c40c79a9149
1 /*************************************************************************
2 *
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * Copyright 2000, 2010 Oracle and/or its affiliates.
6 *
7 * OpenOffice.org - a multi-platform office productivity suite
8 *
9 * This file is part of OpenOffice.org.
10 *
11 * OpenOffice.org is free software: you can redistribute it and/or modify
12 * it under the terms of the GNU Lesser General Public License version 3
13 * only, as published by the Free Software Foundation.
14 *
15 * OpenOffice.org is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU Lesser General Public License version 3 for more details
19 * (a copy is included in the LICENSE file that accompanied this code).
20 *
21 * You should have received a copy of the GNU Lesser General Public License
22 * version 3 along with OpenOffice.org. If not, see
23 * <http://www.openoffice.org/license.html>
24 * for a copy of the LGPLv3 License.
25 *
26 ************************************************************************/
27
28 #include <osl/nlsupport.h>
29 #include <osl/diagnose.h>
30 #include <osl/process.h>
31 #include <rtl/memory.h>
32
33 #if defined(LINUX) || defined(SOLARIS) || defined(NETBSD) || defined(FREEBSD) || defined(MACOSX)
34 #include <pthread.h>
35 #ifndef MACOSX
36 #include <locale.h>
37 #include <langinfo.h>
38 #else
39 #include <osl/module.h>
40 #include <osl/thread.h>
41 #endif /* !MACOSX */
42 #endif /* LINUX || SOLARIS || NETBSD || MACOSX */
43
44 #include <string.h>
45
46 /*****************************************************************************
47 typedefs
48 *****************************************************************************/
49
50
51 typedef struct {
52 const char *key;
53 const rtl_TextEncoding value;
54 } _pair;
55
56
57 /*****************************************************************************
58 compare function for binary search
59 *****************************************************************************/
60
61 static int
62 _pair_compare (const char *key, const _pair *pair)
63 {
64 int result = rtl_str_compareIgnoreAsciiCase( key, pair->key );
65 return result;
66 }
67
68 /*****************************************************************************
69 binary search on encoding tables
70 *****************************************************************************/
71
72 static const _pair*
73 _pair_search (const char *key, const _pair *base, unsigned int member )
74 {
75 unsigned int lower = 0;
76 unsigned int upper = member;
77 unsigned int current;
78 int comparison;
79
80 /* check for validity of input */
81 if ( (key == NULL) || (base == NULL) || (member == 0) )
82 return NULL;
83
84 /* binary search */
85 while ( lower < upper )
86 {
87 current = (lower + upper) / 2;
88 comparison = _pair_compare( key, base + current );
89 if (comparison < 0)
90 upper = current;
91 else if (comparison > 0)
92 lower = current + 1;
93 else
94 return base + current;
95 }
96
97 return NULL;
98 }
99
100
101 /*****************************************************************************
102 convert rtl_Locale to locale string
103 *****************************************************************************/
104
105 static char * _compose_locale( rtl_Locale * pLocale, char * buffer, size_t n )
106 {
107 /* check if a valid locale is specified */
108 if( pLocale && pLocale->Language &&
109 (pLocale->Language->length == 2 || pLocale->Language->length == 3) )
110 {
111 size_t offset = 0;
112
113 /* convert language code to ascii */
114 {
115 rtl_String *pLanguage = NULL;
116
117 rtl_uString2String( &pLanguage,
118 pLocale->Language->buffer, pLocale->Language->length,
119 RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
120
121 if( SAL_INT_CAST(sal_uInt32, pLanguage->length) < n )
122 {
123 strcpy( buffer, pLanguage->buffer );
124 offset = pLanguage->length;
125 }
126
127 rtl_string_release( pLanguage );
128 }
129
130 /* convert country code to ascii */
131 if( pLocale->Country && (pLocale->Country->length == 2) )
132 {
133 rtl_String *pCountry = NULL;
134
135 rtl_uString2String( &pCountry,
136 pLocale->Country->buffer, pLocale->Country->length,
137 RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
138
139 if( offset + pCountry->length + 1 < n )
140 {
141 strcpy( buffer + offset++, "_" );
142 strcpy( buffer + offset, pCountry->buffer );
143 offset += pCountry->length;
144 }
145
146 rtl_string_release( pCountry );
147 }
148
149 /* convert variant to ascii - check if there is enough space for the variant string */
150 if( pLocale->Variant && pLocale->Variant->length &&
151 ( SAL_INT_CAST(sal_uInt32, pLocale->Variant->length) < n - 6 ) )
152 {
153 rtl_String *pVariant = NULL;
154
155 rtl_uString2String( &pVariant,
156 pLocale->Variant->buffer, pLocale->Variant->length,
157 RTL_TEXTENCODING_ASCII_US, OUSTRING_TO_OSTRING_CVTFLAGS );
158
159 if( offset + pVariant->length + 1 < n )
160 {
161 strcpy( buffer + offset, pVariant->buffer );
162 offset += pVariant->length;
163 }
164
165 rtl_string_release( pVariant );
166 }
167
168 return buffer;
169 }
170
171 return NULL;
172 }
173
174 /*****************************************************************************
175 convert locale string to rtl_Locale
176 *****************************************************************************/
177
178 static rtl_Locale * _parse_locale( const char * locale )
179 {
180 static sal_Unicode c_locale[2] = { (sal_Unicode) 'C', 0 };
181
182 /* check if locale contains a valid string */
183 if( locale )
184 {
185 size_t len = strlen( locale );
186
187 if( len >= 2 )
188 {
189 rtl_uString * pLanguage = NULL;
190 rtl_uString * pCountry = NULL;
191 rtl_uString * pVariant = NULL;
192
193 size_t offset = 2;
194
195 rtl_Locale * ret;
196
197 /* language is a two or three letter code */
198 if( (len > 3 && '_' == locale[3]) || (len == 3 && '_' != locale[2]) )
199 offset = 3;
200
201 /* convert language code to unicode */
202 rtl_string2UString( &pLanguage, locale, offset, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
203 OSL_ASSERT(pLanguage != NULL);
204
205 /* convert country code to unicode */
206 if( len >= offset+3 && '_' == locale[offset] )
207 {
208 rtl_string2UString( &pCountry, locale + offset + 1, 2, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
209 OSL_ASSERT(pCountry != NULL);
210 offset += 3;
211 }
212
213 /* convert variant code to unicode - do not rely on "." as delimiter */
214 if( len > offset ) {
215 rtl_string2UString( &pVariant, locale + offset, len - offset, RTL_TEXTENCODING_ASCII_US, OSTRING_TO_OUSTRING_CVTFLAGS );
216 OSL_ASSERT(pVariant != NULL);
217 }
218
219 ret = rtl_locale_register( pLanguage->buffer, pCountry ? pCountry->buffer : c_locale + 1, pVariant ? pVariant->buffer : c_locale + 1 );
220
221 if (pVariant) rtl_uString_release(pVariant);
222 if (pCountry) rtl_uString_release(pCountry);
223 if (pLanguage) rtl_uString_release(pLanguage);
224
225 return ret;
226 }
227 else
228 return rtl_locale_register( c_locale, c_locale + 1, c_locale + 1 );
229 }
230
231 return NULL;
232 }
233
234 #if defined(LINUX) || defined(SOLARIS) || defined(NETBSD) || defined(FREEBSD)
235
236 /*
237 * This implementation of osl_getTextEncodingFromLocale maps
238 * from nl_langinfo(CODESET) to rtl_textencoding defines.
239 * nl_langinfo() is supported only on Linux, Solaris,
240 * >= NetBSD 1.6 and >= FreeBSD 4.4
241 *
242 * This routine is SLOW because of the setlocale call, so
243 * grab the result and cache it.
244 *
245 * XXX this code has the usual mt problems aligned with setlocale() XXX
246 */
247
248 #ifdef LINUX
249 #if !defined(CODESET)
250 #define CODESET _NL_CTYPE_CODESET_NAME
251 #endif
252 #endif
253
254 /*
255 * _nl_language_list[] is an array list of supported encodings. Because
256 * we are using a binary search, the list has to be in ascending order.
257 * We are comparing the encodings case insensitiv, so the list has
258 * to be completly upper- , or lowercase.
259 */
260
261 #if defined(SOLARIS)
262
263 /* The values in the below list can be obtained with a script like
264 * #!/bin/sh
265 * for i in `locale -a`; do
266 * LC_ALL=$i locale -k code_set_name
267 * done
268 */
269 const _pair _nl_language_list[] = {
270 { "5601", RTL_TEXTENCODING_EUC_KR }, /* ko_KR.EUC */
271 { "646", RTL_TEXTENCODING_ISO_8859_1 }, /* fake: ASCII_US */
272 { "ANSI-1251", RTL_TEXTENCODING_MS_1251 }, /* ru_RU.ANSI1251 */
273 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* zh_CN.BIG5 */
274 { "BIG5-HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* zh_CN.BIG5HK */
275 { "CNS11643", RTL_TEXTENCODING_EUC_TW }, /* zh_TW.EUC */
276 { "EUCJP", RTL_TEXTENCODING_EUC_JP }, /* ja_JP.eucjp */
277 { "GB18030", RTL_TEXTENCODING_GB_18030 }, /* zh_CN.GB18030 */
278 { "GB2312", RTL_TEXTENCODING_GB_2312 }, /* zh_CN */
279 { "GBK", RTL_TEXTENCODING_GBK }, /* zh_CN.GBK */
280 { "ISO8859-1", RTL_TEXTENCODING_ISO_8859_1 },
281 { "ISO8859-10", RTL_TEXTENCODING_ISO_8859_10 },
282 { "ISO8859-13", RTL_TEXTENCODING_ISO_8859_13 }, /* lt_LT lv_LV */
283 { "ISO8859-14", RTL_TEXTENCODING_ISO_8859_14 },
284 { "ISO8859-15", RTL_TEXTENCODING_ISO_8859_15 },
285 { "ISO8859-2", RTL_TEXTENCODING_ISO_8859_2 },
286 { "ISO8859-3", RTL_TEXTENCODING_ISO_8859_3 },
287 { "ISO8859-4", RTL_TEXTENCODING_ISO_8859_4 },
288 { "ISO8859-5", RTL_TEXTENCODING_ISO_8859_5 },
289 { "ISO8859-6", RTL_TEXTENCODING_ISO_8859_6 },
290 { "ISO8859-7", RTL_TEXTENCODING_ISO_8859_7 },
291 { "ISO8859-8", RTL_TEXTENCODING_ISO_8859_8 },
292 { "ISO8859-9", RTL_TEXTENCODING_ISO_8859_9 },
293 { "KOI8-R", RTL_TEXTENCODING_KOI8_R },
294 { "KOI8-U", RTL_TEXTENCODING_KOI8_U },
295 { "PCK", RTL_TEXTENCODING_MS_932 },
296 { "SUN_EU_GREEK", RTL_TEXTENCODING_ISO_8859_7 }, /* 8859-7 + Euro */
297 { "TIS620.2533", RTL_TEXTENCODING_MS_874 }, /* th_TH.TIS620 */
298 { "UTF-8", RTL_TEXTENCODING_UTF8 }
299 };
300
301 /* XXX MS-874 is an extension to tis620, so this is not
302 * really equivalent */
303
304 #elif defined(LINUX) || defined(NETBSD)
305
306 const _pair _nl_language_list[] = {
307 { "ANSI_X3.110-1983", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-99 NAPLPS */
308 { "ANSI_X3.4-1968", RTL_TEXTENCODING_ISO_8859_1 }, /* fake: ASCII_US */
309 { "ASMO_449", RTL_TEXTENCODING_DONTKNOW }, /* ISO_9036 ARABIC7 */
310 { "BALTIC", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-179 */
311 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* locale: zh_TW */
312 { "BIG5-HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* locale: zh_CN.BIG5HK */
313 { "BIG5HKSCS", RTL_TEXTENCODING_BIG5_HKSCS }, /* depricated */
314 { "BS_4730", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-4 ISO646-GB */
315 { "BS_VIEWDATA", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-47 */
316 { "CP1250", RTL_TEXTENCODING_MS_1250 }, /* MS-EE */
317 { "CP1251", RTL_TEXTENCODING_MS_1251 }, /* MS-CYRL */
318 { "CP1252", RTL_TEXTENCODING_MS_1252 }, /* MS-ANSI */
319 { "CP1253", RTL_TEXTENCODING_MS_1253 }, /* MS-GREEK */
320 { "CP1254", RTL_TEXTENCODING_MS_1254 }, /* MS-TURK */
321 { "CP1255", RTL_TEXTENCODING_MS_1255 }, /* MS-HEBR */
322 { "CP1256", RTL_TEXTENCODING_MS_1256 }, /* MS-ARAB */
323 { "CP1257", RTL_TEXTENCODING_MS_1257 }, /* WINBALTRIM */
324 { "CSA_Z243.4-1985-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-121 */
325 { "CSA_Z243.4-1985-2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-122 CSA7-2 */
326 { "CSA_Z243.4-1985-GR", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-123 */
327 { "CSN_369103", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-139 */
328 { "CWI", RTL_TEXTENCODING_DONTKNOW }, /* CWI-2 CP-HU */
329 { "DEC-MCS", RTL_TEXTENCODING_DONTKNOW }, /* DEC */
330 { "DIN_66003", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-21 */
331 { "DS_2089", RTL_TEXTENCODING_DONTKNOW }, /* DS2089 ISO646-DK */
332 { "EBCDIC-AT-DE", RTL_TEXTENCODING_DONTKNOW },
333 { "EBCDIC-AT-DE-A", RTL_TEXTENCODING_DONTKNOW },
334 { "EBCDIC-CA-FR", RTL_TEXTENCODING_DONTKNOW },
335 { "EBCDIC-DK-NO", RTL_TEXTENCODING_DONTKNOW },
336 { "EBCDIC-DK-NO-A", RTL_TEXTENCODING_DONTKNOW },
337 { "EBCDIC-ES", RTL_TEXTENCODING_DONTKNOW },
338 { "EBCDIC-ES-A", RTL_TEXTENCODING_DONTKNOW },
339 { "EBCDIC-ES-S", RTL_TEXTENCODING_DONTKNOW },
340 { "EBCDIC-FI-SE", RTL_TEXTENCODING_DONTKNOW },
341 { "EBCDIC-FI-SE-A", RTL_TEXTENCODING_DONTKNOW },
342 { "EBCDIC-FR", RTL_TEXTENCODING_DONTKNOW },
343 { "EBCDIC-IS-FRISS", RTL_TEXTENCODING_DONTKNOW }, /* FRISS */
344 { "EBCDIC-IT", RTL_TEXTENCODING_DONTKNOW },
345 { "EBCDIC-PT", RTL_TEXTENCODING_DONTKNOW },
346 { "EBCDIC-UK", RTL_TEXTENCODING_DONTKNOW },
347 { "EBCDIC-US", RTL_TEXTENCODING_DONTKNOW },
348 { "ECMA-CYRILLIC", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-111 */
349 { "ES", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-17 */
350 { "ES2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-85 */
351 { "EUC-JP", RTL_TEXTENCODING_EUC_JP }, /* locale: ja_JP.eucjp */
352 { "EUC-KR", RTL_TEXTENCODING_EUC_KR }, /* locale: ko_KR.euckr */
353 { "EUC-TW", RTL_TEXTENCODING_EUC_TW }, /* locale: zh_TW.euctw */
354 { "GB18030", RTL_TEXTENCODING_GB_18030 }, /* locale: zh_CN.gb18030 */
355 { "GB2312", RTL_TEXTENCODING_GB_2312 }, /* locale: zh_CN */
356 { "GB_1988-80", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-57 */
357 { "GBK", RTL_TEXTENCODING_GBK }, /* locale: zh_CN.GBK */
358 { "GOST_19768-74", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-153 */
359 { "GREEK-CCITT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-150 */
360 { "GREEK7", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-88 */
361 { "GREEK7-OLD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-18 */
362 { "HP-ROMAN8", RTL_TEXTENCODING_DONTKNOW }, /* ROMAN8 R8 */
363 { "IBM037", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-[US|CA|WT] */
364 { "IBM038", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-INT CP038 */
365 { "IBM1004", RTL_TEXTENCODING_DONTKNOW }, /* CP1004 OS2LATIN1 */
366 { "IBM1026", RTL_TEXTENCODING_DONTKNOW }, /* CP1026 1026 */
367 { "IBM1047", RTL_TEXTENCODING_DONTKNOW }, /* CP1047 1047 */
368 { "IBM256", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-INT1 */
369 { "IBM273", RTL_TEXTENCODING_DONTKNOW }, /* CP273 */
370 { "IBM274", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-BE CP274 */
371 { "IBM275", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-BR CP275 */
372 { "IBM277", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-[DK|NO] */
373 { "IBM278", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-[FISE]*/
374 { "IBM280", RTL_TEXTENCODING_DONTKNOW }, /* CP280 EBCDIC-CP-IT*/
375 { "IBM281", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-JP-E CP281 */
376 { "IBM284", RTL_TEXTENCODING_DONTKNOW }, /* CP284 EBCDIC-CP-ES */
377 { "IBM285", RTL_TEXTENCODING_DONTKNOW }, /* CP285 EBCDIC-CP-GB */
378 { "IBM290", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-JP-KANA */
379 { "IBM297", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-FR */
380 { "IBM420", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-AR1 */
381 { "IBM423", RTL_TEXTENCODING_DONTKNOW }, /* CP423 EBCDIC-CP-GR */
382 { "IBM424", RTL_TEXTENCODING_DONTKNOW }, /* CP424 EBCDIC-CP-HE */
383 { "IBM437", RTL_TEXTENCODING_IBM_437 }, /* CP437 437 */
384 { "IBM500", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CP-[BE|CH] */
385 { "IBM850", RTL_TEXTENCODING_IBM_850 }, /* CP850 850 */
386 { "IBM851", RTL_TEXTENCODING_DONTKNOW }, /* CP851 851 */
387 { "IBM852", RTL_TEXTENCODING_IBM_852 }, /* CP852 852 */
388 { "IBM855", RTL_TEXTENCODING_IBM_855 }, /* CP855 855 */
389 { "IBM857", RTL_TEXTENCODING_IBM_857 }, /* CP857 857 */
390 { "IBM860", RTL_TEXTENCODING_IBM_860 }, /* CP860 860 */
391 { "IBM861", RTL_TEXTENCODING_IBM_861 }, /* CP861 861 CP-IS */
392 { "IBM862", RTL_TEXTENCODING_IBM_862 }, /* CP862 862 */
393 { "IBM863", RTL_TEXTENCODING_IBM_863 }, /* CP863 863 */
394 { "IBM864", RTL_TEXTENCODING_IBM_864 }, /* CP864 */
395 { "IBM865", RTL_TEXTENCODING_IBM_865 }, /* CP865 865 */
396 { "IBM866", RTL_TEXTENCODING_IBM_866 }, /* CP866 866 */
397 { "IBM868", RTL_TEXTENCODING_DONTKNOW }, /* CP868 CP-AR */
398 { "IBM869", RTL_TEXTENCODING_IBM_869 }, /* CP869 869 CP-GR */
399 { "IBM870", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-[ROECE|YU] */
400 { "IBM871", RTL_TEXTENCODING_DONTKNOW }, /* CP871 EBCDIC-CP-IS */
401 { "IBM875", RTL_TEXTENCODING_DONTKNOW }, /* CP875 EBCDIC-GREEK */
402 { "IBM880", RTL_TEXTENCODING_DONTKNOW }, /* EBCDIC-CYRILLIC */
403 { "IBM891", RTL_TEXTENCODING_DONTKNOW }, /* CP891 */
404 { "IBM903", RTL_TEXTENCODING_DONTKNOW }, /* CP903 */
405 { "IBM904", RTL_TEXTENCODING_DONTKNOW }, /* CP904 904 */
406 { "IBM905", RTL_TEXTENCODING_DONTKNOW }, /* CP905 EBCDIC-CP-TR */
407 { "IBM918", RTL_TEXTENCODING_DONTKNOW }, /* CP918 EBCDIC-AR2 */
408 { "IEC_P27-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-143 */
409 { "INIS", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-49 */
410 { "INIS-8", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-50 */
411 { "INIS-CYRILLIC", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-51 */
412 { "INVARIANT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-170 */
413 { "ISO-8859-1", RTL_TEXTENCODING_ISO_8859_1 }, /* ISO-IR-100 CP819 */
414 { "ISO-8859-10", RTL_TEXTENCODING_ISO_8859_10 }, /* ISO-IR-157 LATIN6 */
415 { "ISO-8859-13", RTL_TEXTENCODING_ISO_8859_13 }, /* ISO-IR-179 LATIN7 */
416 { "ISO-8859-14", RTL_TEXTENCODING_ISO_8859_14 }, /* LATIN8 L8 */
417 { "ISO-8859-15", RTL_TEXTENCODING_ISO_8859_15 },
418 { "ISO-8859-2", RTL_TEXTENCODING_ISO_8859_2 }, /* LATIN2 L2 */
419 { "ISO-8859-3", RTL_TEXTENCODING_ISO_8859_3 }, /* LATIN3 L3 */
420 { "ISO-8859-4", RTL_TEXTENCODING_ISO_8859_4 }, /* LATIN4 L4 */
421 { "ISO-8859-5", RTL_TEXTENCODING_ISO_8859_5 }, /* CYRILLIC */
422 { "ISO-8859-6", RTL_TEXTENCODING_ISO_8859_6 }, /* ECMA-114 ARABIC */
423 { "ISO-8859-7", RTL_TEXTENCODING_ISO_8859_7 }, /* ECMA-118 GREEK8 */
424 { "ISO-8859-8", RTL_TEXTENCODING_ISO_8859_8 }, /* ISO_8859-8 HEBREW */
425 { "ISO-8859-9", RTL_TEXTENCODING_ISO_8859_9 }, /* ISO_8859-9 LATIN5 */
426 { "ISO-IR-90", RTL_TEXTENCODING_DONTKNOW }, /* ISO_6937-2:1983 */
427 { "ISO_10367-BOX", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-155 */
428 { "ISO_2033-1983", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-98 E13B */
429 { "ISO_5427", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-37 KOI-7 */
430 { "ISO_5427-EXT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-54 */
431 { "ISO_5428", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-55 */
432 { "ISO_646.BASIC", RTL_TEXTENCODING_ASCII_US }, /* REF */
433 { "ISO_646.IRV", RTL_TEXTENCODING_ASCII_US }, /* ISO-IR-2 IRV */
434 { "ISO_646.IRV:1983", RTL_TEXTENCODING_ISO_8859_1 }, /* fake: ASCII_US, used for "C" locale*/
435 { "ISO_6937", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-156 ISO6937*/
436 { "ISO_6937-2-25", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-152 */
437 { "ISO_6937-2-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-142 */
438 { "ISO_8859-SUPP", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-154 */
439 { "IT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-15 */
440 { "JIS_C6220-1969-JP", RTL_TEXTENCODING_DONTKNOW }, /* KATAKANA X0201-7 */
441 { "JIS_C6220-1969-RO", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-14 */
442 { "JIS_C6229-1984-A", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-91 */
443 { "JIS_C6229-1984-B", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-92 */
444 { "JIS_C6229-1984-B-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-93 */
445 { "JIS_C6229-1984-HAND", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-94 */
446 { "JIS_C6229-1984-HAND-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-95 */
447 { "JIS_C6229-1984-KANA", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-96 */
448 { "JIS_X0201", RTL_TEXTENCODING_DONTKNOW }, /* X0201 */
449 { "JUS_I.B1.002", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-141 */
450 { "JUS_I.B1.003-MAC", RTL_TEXTENCODING_DONTKNOW }, /* MACEDONIAN */
451 { "JUS_I.B1.003-SERB", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-146 SERBIAN */
452 { "KOI-8", RTL_TEXTENCODING_DONTKNOW },
453 { "KOI8-R", RTL_TEXTENCODING_KOI8_R },
454 { "KOI8-U", RTL_TEXTENCODING_KOI8_U },
455 { "KSC5636", RTL_TEXTENCODING_DONTKNOW }, /* ISO646-KR */
456 { "LATIN-GREEK", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-19 */
457 { "LATIN-GREEK-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-27 */
458 { "MAC-IS", RTL_TEXTENCODING_APPLE_ROMAN },
459 { "MAC-UK", RTL_TEXTENCODING_APPLE_ROMAN },
460 { "MACINTOSH", RTL_TEXTENCODING_APPLE_ROMAN }, /* MAC */
461 { "MSZ_7795.3", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-86 */
462 { "NATS-DANO", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-9-1 */
463 { "NATS-DANO-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-9-2 */
464 { "NATS-SEFI", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-8-1 */
465 { "NATS-SEFI-ADD", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-8-2 */
466 { "NC_NC00-10", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-151 */
467 { "NEXTSTEP", RTL_TEXTENCODING_DONTKNOW }, /* NEXT */
468 { "NF_Z_62-010", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-69 */
469 { "NF_Z_62-010_(1973)", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-25 */
470 { "NS_4551-1", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-60 */
471 { "NS_4551-2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-61 */
472 { "PT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-16 */
473 { "PT2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-84 */
474 { "SAMI", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-158 */
475 { "SEN_850200_B", RTL_TEXTENCODING_DONTKNOW }, /* ISO646-[FI|SE] */
476 { "SEN_850200_C", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-11 */
477 { "T.101-G2", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-128 */
478 { "T.61-7BIT", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-102 */
479 { "T.61-8BIT", RTL_TEXTENCODING_DONTKNOW }, /* T.61 ISO-IR-103 */
480 { "TIS-620", RTL_TEXTENCODING_MS_874 }, /* locale: th_TH */
481 { "UTF-8", RTL_TEXTENCODING_UTF8 }, /* ISO-10646/UTF-8 */
482 { "VIDEOTEX-SUPPL", RTL_TEXTENCODING_DONTKNOW }, /* ISO-IR-70 */
483 { "WIN-SAMI-2", RTL_TEXTENCODING_DONTKNOW } /* WS2 */
484 };
485
486 #elif defined(FREEBSD)
487
488 const _pair _nl_language_list[] = {
489 { "ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
490 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* China - Traditional Chinese */
491 { "CP1251", RTL_TEXTENCODING_MS_1251 }, /* MS-CYRL */
492 { "CP866", RTL_TEXTENCODING_IBM_866 }, /* CP866 866 */
493 { "EUCCN", RTL_TEXTENCODING_EUC_CN }, /* China - Simplified Chinese */
494 { "EUCJP", RTL_TEXTENCODING_EUC_JP }, /* Japan */
495 { "EUCKR", RTL_TEXTENCODING_EUC_KR }, /* Korea */
496 { "ISO8859-1", RTL_TEXTENCODING_ISO_8859_1 }, /* Western */
497 { "ISO8859-15", RTL_TEXTENCODING_ISO_8859_15 }, /* Western Updated (w/Euro sign) */
498 { "ISO8859-2", RTL_TEXTENCODING_ISO_8859_2 }, /* Central European */
499 { "ISO8859-4", RTL_TEXTENCODING_ISO_8859_4 }, /* LATIN4 L4 */
500 { "ISO8859-5", RTL_TEXTENCODING_ISO_8859_5 }, /* Cyrillic */
501 { "ISO8859-7", RTL_TEXTENCODING_ISO_8859_7 }, /* Greek */
502 { "ISO8859-9", RTL_TEXTENCODING_ISO_8859_9 }, /* Turkish */
503 { "KOI8-R", RTL_TEXTENCODING_KOI8_R }, /* KOI8-R */
504 { "KOI8-U", RTL_TEXTENCODING_KOI8_U }, /* KOI8-U */
505 { "SJIS", RTL_TEXTENCODING_SHIFT_JIS }, /* Japan */
506 { "US-ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
507 { "UTF-8", RTL_TEXTENCODING_UTF8 } /* ISO-10646/UTF-8 */
508 };
509
510 #elif defined(NETBSD)
511
512 const _pair _nl_language_list[] = {
513 { "ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
514 { "BIG5", RTL_TEXTENCODING_BIG5 }, /* China - Traditional Chinese */
515 { "CP1251", RTL_TEXTENCODING_MS_1251 }, /* MS-CYRL */
516 { "CP866", RTL_TEXTENCODING_IBM_866 }, /* CP866 866 */
517 { "CTEXT", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
518 { "EUCCN", RTL_TEXTENCODING_EUC_CN }, /* China - Simplified Chinese */
519 { "EUCJP", RTL_TEXTENCODING_EUC_JP }, /* Japan */
520 { "EUCKR", RTL_TEXTENCODING_EUC_KR }, /* Korea */
521 { "EUCTW", RTL_TEXTENCODING_EUC_TW }, /* China - Traditional Chinese */
522 { "ISO-2022-JP", RTL_TEXTENCODING_DONTKNOW }, /* */
523 { "ISO-2022-JP-2", RTL_TEXTENCODING_DONTKNOW }, /* */
524 { "ISO8859-1", RTL_TEXTENCODING_ISO_8859_1 }, /* Western */
525 { "ISO8859-15", RTL_TEXTENCODING_ISO_8859_15 }, /* Western Updated (w/Euro sign) */
526 { "ISO8859-2", RTL_TEXTENCODING_ISO_8859_2 }, /* Central European */
527 { "ISO8859-4", RTL_TEXTENCODING_ISO_8859_4 }, /* LATIN4 L4 */
528 { "ISO8859-5", RTL_TEXTENCODING_ISO_8859_5 }, /* Cyrillic */
529 { "ISO8859-7", RTL_TEXTENCODING_ISO_8859_7 }, /* Greek */
530 { "ISO8859-9", RTL_TEXTENCODING_ISO_8859_9 }, /* Turkish */
531 { "KOI8-R", RTL_TEXTENCODING_KOI8_R }, /* KOI8-R */
532 { "KOI8-U", RTL_TEXTENCODING_KOI8_U }, /* KOI8-U */
533 { "SJIS", RTL_TEXTENCODING_SHIFT_JIS }, /* Japan */
534 { "US-ASCII", RTL_TEXTENCODING_ASCII_US }, /* US-ASCII */
535 { "UTF-8", RTL_TEXTENCODING_UTF8 } /* ISO-10646/UTF-8 */
536 };
537
538 #endif /* ifdef SOLARIS LINUX FREEBSD NETBSD */
539
540 static pthread_mutex_t aLocalMutex = PTHREAD_MUTEX_INITIALIZER;
541
542 /*****************************************************************************
543 return the text encoding corresponding to the given locale
544 *****************************************************************************/
545
546 rtl_TextEncoding osl_getTextEncodingFromLocale( rtl_Locale * pLocale )
547 {
548 const _pair *language=0;
549
550 char locale_buf[64] = "";
551 char codeset_buf[64];
552
553 char *ctype_locale = 0;
554 char *codeset = 0;
555
556 /* default to process locale if pLocale == NULL */
557 if( NULL == pLocale )
558 osl_getProcessLocale( &pLocale );
559
560 /* convert rtl_Locale to locale string */
561 _compose_locale( pLocale, locale_buf, 64 );
562
563 /* basic thread safeness */
564 pthread_mutex_lock( &aLocalMutex );
565
566 /* remember the charset as indicated by the LC_CTYPE locale */
567 ctype_locale = setlocale( LC_CTYPE, NULL );
568
569 /* set the desired LC_CTYPE locale */
570 if( NULL == setlocale( LC_CTYPE, locale_buf ) )
571 {
572 pthread_mutex_unlock(&aLocalMutex);
573 return RTL_TEXTENCODING_DONTKNOW;
574 }
575
576 /* get the charset as indicated by the LC_CTYPE locale */
577 #if defined(NETBSD) && !defined(CODESET)
578 codeset = NULL;
579 #else
580 codeset = nl_langinfo( CODESET );
581 #endif
582
583 if ( codeset != NULL )
584 {
585 /* get codeset into mt save memory */
586 strncpy( codeset_buf, codeset, sizeof(codeset_buf) );
587 codeset_buf[sizeof(codeset_buf) - 1] = 0;
588 codeset = codeset_buf;
589 }
590
591 /* restore the original value of locale */
592 if ( ctype_locale != NULL )
593 setlocale( LC_CTYPE, ctype_locale );
594
595 pthread_mutex_unlock( &aLocalMutex );
596
597 /* search the codeset in our language list */
598 if ( codeset != NULL )
599 {
600 const unsigned int members = sizeof(_nl_language_list) / sizeof(_pair);
601 language = _pair_search (codeset, _nl_language_list, members);
602 }
603
604 OSL_ASSERT( language && ( RTL_TEXTENCODING_DONTKNOW != language->value ) );
605
606 /* a matching item in our list provides a mapping from codeset to
607 * rtl-codeset */
608 if ( language != NULL )
609 return language->value;
610
611 return RTL_TEXTENCODING_DONTKNOW;
612 }
613
614 /*****************************************************************************
615 return the current process locale
616 *****************************************************************************/
617
618 void _imp_getProcessLocale( rtl_Locale ** ppLocale )
619 {
620 char * locale;
621
622 /* basic thread safeness */
623 pthread_mutex_lock( &aLocalMutex );
624
625 /* set the locale defined by the env vars */
626 locale = setlocale( LC_CTYPE, "" );
627
628 /* fallback to the current locale */
629 if( NULL == locale )
630 locale = setlocale( LC_CTYPE, NULL );
631
632 /* return the LC_CTYPE locale */
633 *ppLocale = _parse_locale( locale );
634
635 pthread_mutex_unlock( &aLocalMutex );
636 }
637
638 /*****************************************************************************
639 set the current process locale
640 *****************************************************************************/
641
642 int _imp_setProcessLocale( rtl_Locale * pLocale )
643 {
644 char locale_buf[64] = "";
645 int ret = 0;
646
647 /* convert rtl_Locale to locale string */
648 _compose_locale( pLocale, locale_buf, 64 );
649
650 /* basic thread safeness */
651 pthread_mutex_lock( &aLocalMutex );
652
653 /* try to set LC_ALL locale */
654 if( NULL == setlocale( LC_ALL, locale_buf ) )
655 ret = -1;
656
657 pthread_mutex_unlock( &aLocalMutex );
658 return ret;
659 }
660
661 #else /* ifdef LINUX || SOLARIS || MACOSX || NETBSD */
662
663 /*
664 * This implementation of osl_getTextEncodingFromLocale maps
665 * from the ISO language codes.
666 */
667
668 const _pair _full_locale_list[] = {
669 { "ja_JP.eucJP", RTL_TEXTENCODING_EUC_JP },
670 { "ja_JP.EUC", RTL_TEXTENCODING_EUC_JP },
671 { "ko_KR.EUC", RTL_TEXTENCODING_EUC_KR },
672 { "zh_CN.EUC", RTL_TEXTENCODING_EUC_CN },
673 { "zh_TW.EUC", RTL_TEXTENCODING_EUC_TW }
674 };
675
676 const _pair _locale_extension_list[] = {
677 { "big5", RTL_TEXTENCODING_BIG5 },
678 { "big5hk", RTL_TEXTENCODING_BIG5_HKSCS },
679 { "gb18030", RTL_TEXTENCODING_GB_18030 },
680 { "euc", RTL_TEXTENCODING_EUC_JP },
681 { "iso8859-1", RTL_TEXTENCODING_ISO_8859_1 },
682 { "iso8859-10", RTL_TEXTENCODING_ISO_8859_10 },
683 { "iso8859-13", RTL_TEXTENCODING_ISO_8859_13 },
684 { "iso8859-14", RTL_TEXTENCODING_ISO_8859_14 },
685 { "iso8859-15", RTL_TEXTENCODING_ISO_8859_15 },
686 { "iso8859-2", RTL_TEXTENCODING_ISO_8859_2 },
687 { "iso8859-3", RTL_TEXTENCODING_ISO_8859_3 },
688 { "iso8859-4", RTL_TEXTENCODING_ISO_8859_4 },
689 { "iso8859-5", RTL_TEXTENCODING_ISO_8859_5 },
690 { "iso8859-6", RTL_TEXTENCODING_ISO_8859_6 },
691 { "iso8859-7", RTL_TEXTENCODING_ISO_8859_7 },
692 { "iso8859-8", RTL_TEXTENCODING_ISO_8859_8 },
693 { "iso8859-9", RTL_TEXTENCODING_ISO_8859_9 },
694 { "koi8-r", RTL_TEXTENCODING_KOI8_R },
695 { "koi8-u", RTL_TEXTENCODING_KOI8_U },
696 { "pck", RTL_TEXTENCODING_MS_932 },
697 #if (0)
698 { "sun_eu_greek", RTL_TEXTENCODING_DONTKNOW },
699 #endif
700 { "utf-16", RTL_TEXTENCODING_UNICODE },
701 { "utf-7", RTL_TEXTENCODING_UTF7 },
702 { "utf-8", RTL_TEXTENCODING_UTF8 }
703 };
704
705 const _pair _iso_language_list[] = {
706 { "af", RTL_TEXTENCODING_ISO_8859_1 },
707 { "ar", RTL_TEXTENCODING_ISO_8859_6 },
708 { "az", RTL_TEXTENCODING_ISO_8859_9 },
709 { "be", RTL_TEXTENCODING_ISO_8859_5 },
710 { "bg", RTL_TEXTENCODING_ISO_8859_5 },
711 { "ca", RTL_TEXTENCODING_ISO_8859_1 },
712 { "cs", RTL_TEXTENCODING_ISO_8859_2 },
713 { "da", RTL_TEXTENCODING_ISO_8859_1 },
714 { "de", RTL_TEXTENCODING_ISO_8859_1 },
715 { "el", RTL_TEXTENCODING_ISO_8859_7 },
716 { "en", RTL_TEXTENCODING_ISO_8859_1 },
717 { "es", RTL_TEXTENCODING_ISO_8859_1 },
718 { "et", RTL_TEXTENCODING_ISO_8859_4 },
719 { "eu", RTL_TEXTENCODING_ISO_8859_1 },
720 { "fa", RTL_TEXTENCODING_ISO_8859_6 },
721 { "fi", RTL_TEXTENCODING_ISO_8859_1 },
722 { "fo", RTL_TEXTENCODING_ISO_8859_1 },
723 { "fr", RTL_TEXTENCODING_ISO_8859_1 },
724 { "gr", RTL_TEXTENCODING_ISO_8859_7 },
725 { "he", RTL_TEXTENCODING_ISO_8859_8 },
726 { "hi", RTL_TEXTENCODING_DONTKNOW },
727 { "hr", RTL_TEXTENCODING_ISO_8859_2 },
728 { "hu", RTL_TEXTENCODING_ISO_8859_2 },
729 { "hy", RTL_TEXTENCODING_DONTKNOW },
730 { "id", RTL_TEXTENCODING_ISO_8859_1 },
731 { "is", RTL_TEXTENCODING_ISO_8859_1 },
732 { "it", RTL_TEXTENCODING_ISO_8859_1 },
733 { "iw", RTL_TEXTENCODING_ISO_8859_8 },
734 { "ja", RTL_TEXTENCODING_EUC_JP },
735 { "ka", RTL_TEXTENCODING_DONTKNOW },
736 { "kk", RTL_TEXTENCODING_ISO_8859_5 },
737 { "ko", RTL_TEXTENCODING_EUC_KR },
738 { "lt", RTL_TEXTENCODING_ISO_8859_4 },
739 { "lv", RTL_TEXTENCODING_ISO_8859_4 },
740 { "mk", RTL_TEXTENCODING_ISO_8859_5 },
741 { "mr", RTL_TEXTENCODING_DONTKNOW },
742 { "ms", RTL_TEXTENCODING_ISO_8859_1 },
743 { "nl", RTL_TEXTENCODING_ISO_8859_1 },
744 { "no", RTL_TEXTENCODING_ISO_8859_1 },
745 { "pl", RTL_TEXTENCODING_ISO_8859_2 },
746 { "pt", RTL_TEXTENCODING_ISO_8859_1 },
747 { "ro", RTL_TEXTENCODING_ISO_8859_2 },
748 { "ru", RTL_TEXTENCODING_ISO_8859_5 },
749 { "sa", RTL_TEXTENCODING_DONTKNOW },
750 { "sk", RTL_TEXTENCODING_ISO_8859_2 },
751 { "sl", RTL_TEXTENCODING_ISO_8859_2 },
752 { "sq", RTL_TEXTENCODING_ISO_8859_2 },
753 { "sv", RTL_TEXTENCODING_ISO_8859_1 },
754 { "sw", RTL_TEXTENCODING_ISO_8859_1 },
755 { "ta", RTL_TEXTENCODING_DONTKNOW },
756 { "th", RTL_TEXTENCODING_DONTKNOW },
757 { "tr", RTL_TEXTENCODING_ISO_8859_9 },
758 { "tt", RTL_TEXTENCODING_ISO_8859_5 },
759 { "uk", RTL_TEXTENCODING_ISO_8859_5 },
760 { "ur", RTL_TEXTENCODING_ISO_8859_6 },
761 { "uz", RTL_TEXTENCODING_ISO_8859_9 },
762 { "vi", RTL_TEXTENCODING_DONTKNOW },
763 { "zh", RTL_TEXTENCODING_BIG5 }
764 };
765
766 /*****************************************************************************
767 return the text encoding corresponding to the given locale
768 *****************************************************************************/
769
770 rtl_TextEncoding osl_getTextEncodingFromLocale( rtl_Locale * pLocale )
771 {
772 const _pair *language = 0;
773 char locale_buf[64] = "";
774 char *cp;
775
776 /* default to process locale if pLocale == NULL */
777 if( NULL == pLocale )
778 osl_getProcessLocale( &pLocale );
779
780 /* convert rtl_Locale to locale string */
781 if( _compose_locale( pLocale, locale_buf, 64 ) )
782 {
783 /* check special handling list (EUC) first */
784 const unsigned int members = sizeof( _full_locale_list ) / sizeof( _pair );
785 language = _pair_search( locale_buf, _full_locale_list, members);
786
787 if( NULL == language )
788 {
789 /*
790 * check if there is a charset qualifier at the end of the given locale string
791 * e.g. de.ISO8859-15 or de.ISO8859-15@euro which strongly indicates what
792 * charset to use
793 */
794 cp = strrchr( locale_buf, '.' );
795
796 if( NULL != cp )
797 {
798 const unsigned int members = sizeof( _locale_extension_list ) / sizeof( _pair );
799 language = _pair_search( cp + 1, _locale_extension_list, members);
800 }
801 }
802
803 /* use iso language code to determine the charset */
804 if( NULL == language )
805 {
806 const unsigned int members = sizeof( _iso_language_list ) / sizeof( _pair );
807
808 /* iso lang codes have 2 charaters */
809 locale_buf[2] = '\0';
810
811 language = _pair_search( locale_buf, _iso_language_list, members);
812 }
813 }
814
815 /* a matching item in our list provides a mapping from codeset to
816 * rtl-codeset */
817 if ( language != NULL )
818 return language->value;
819
820 return RTL_TEXTENCODING_DONTKNOW;
821 }
822
823 #ifdef MACOSX
824 #include "system.h"
825
826 /* OS X locale discovery function */
827 int (*pGetOSXLocale)( char *, sal_uInt32 );
828
829 oslModule SAL_CALL osl_psz_loadModule(const sal_Char *pszModuleName, sal_Int32 nRtldMode);
830 /*****************************************************************************
831 return the current process locale
832 *****************************************************************************/
833
834 int macosx_getLocale(char *locale, sal_uInt32 bufferLen);
835
836 void _imp_getProcessLocale( rtl_Locale ** ppLocale )
837 {
838 static char *locale = NULL;
839
840 /* basic thread safeness */
841 // pthread_mutex_lock( &aLocalMutex );
842
843 /* Only fetch the locale once and cache it */
844 if ( NULL == locale )
845 {
846
847 locale = (char *)malloc( 128 );
848 if ( locale )
849 macosx_getLocale( locale, 128 );
850 else
851 fprintf( stderr, "nlsupport.c: locale allocation returned NULL!\n" );
852 }
853
854 /* handle the case where OS specific method of finding locale fails */
855 if ( NULL == locale )
856 {
857 /* simulate behavior of setlocale */
858 locale = getenv( "LC_ALL" );
859
860 if( NULL == locale )
861 locale = getenv( "LC_CTYPE" );
862
863 if( NULL == locale )
864 locale = getenv( "LANG" );
865
866 if( NULL == locale )
867 locale = "C";
868 }
869
870 /* return the locale */
871 *ppLocale = _parse_locale( locale );
872
873 setenv( "LC_ALL", locale, 1);
874 setenv("LC_CTYPE", locale, 1 );
875 setenv("LANG", locale, 1 );
876
877 #ifdef DEBUG
878 fprintf( stderr, "nlsupport.c: _imp_getProcessLocale() returning %s as current locale.\n", locale );
879 #endif
880
881 // pthread_mutex_unlock( &aLocalMutex );
882
883 }
884 #else
885 /*****************************************************************************
886 return the current process locale
887 *****************************************************************************/
888
889 void _imp_getProcessLocale( rtl_Locale ** ppLocale )
890 {
891 /* simulate behavior off setlocale */
892 char * locale = getenv( "LC_ALL" );
893
894 if( NULL == locale )
895 locale = getenv( "LC_CTYPE" );
896
897 if( NULL == locale )
898 locale = getenv( "LANG" );
899
900 if( NULL == locale )
901 locale = "C";
902
903 *ppLocale = _parse_locale( locale );
904 }
905 #endif
906
907 /*****************************************************************************
908 set the current process locale
909 *****************************************************************************/
910
911 int _imp_setProcessLocale( rtl_Locale * pLocale )
912 {
913 char locale_buf[64];
914
915 /* convert rtl_Locale to locale string */
916 if( NULL != _compose_locale( pLocale, locale_buf, 64 ) )
917 {
918 /* only change env vars that exist already */
919 if( getenv( "LC_ALL" ) ) {
920 #if defined( FREEBSD ) || defined( NETBSD ) || defined( MACOSX )
921 setenv( "LC_ALL", locale_buf, 1);
922 #else
923 setenv( "LC_ALL", locale_buf );
924 #endif
925 }
926
927 if( getenv( "LC_CTYPE" ) ) {
928 #if defined( FREEBSD ) || defined( NETBSD ) || defined( MACOSX )
929 setenv("LC_CTYPE", locale_buf, 1 );
930 #else
931 setenv( "LC_CTYPE", locale_buf );
932 #endif
933 }
934
935 if( getenv( "LANG" ) ) {
936 #if defined( FREEBSD ) || defined( NETBSD ) || defined( MACOSX )
937 setenv("LC_CTYPE", locale_buf, 1 );
938 #else
939 setenv( "LANG", locale_buf );
940 #endif
941 }
942 }
943
944 return 0;
945 }
946
947 #endif /* ifdef LINUX || SOLARIS || MACOSX || NETBSD */
948
949
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