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os/ossrv/genericopenlibs/openenvcore/libc/src/setlocale.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib. 
     1 /*

     2 * Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Contains the source for setting the locale

    15  *     

    16  *

    17 */

    18 

    19  

    20 #include <errno.h>

    21 #include <locale.h>

    22 #include <stdlib.h>

    23 #include <string.h>

    24 #include <sys/cdefs.h>

    25 #include <_ansi.h>

    26 #include "lmonetary.h"	

    27 #include "lnumeric.h"	

    28 #include "timelocal.h" 

    29 #include "localeinfo.h"

    30 

    31 #if (defined(__SYMBIAN32__) && (defined(__WINSCW__) || defined(__WINS__)))

    32 #include "libc_wsd_defs.h"

    33 #endif

    34 

    35 #define LOCALE_LENGTH 30

    36 extern int  _time_using_locale;

    37 extern int _numeric_using_locale;

    38 extern int _monetary_using_locale;

    39 extern int __nlocale_changed;

    40 extern int __mlocale_changed;

    41 #ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT

    42 extern unsigned char __clocale_set;

    43 extern unsigned char __applocale_changed;

    44 #endif

    45 

    46 #ifdef EMULATOR

    47 int *GET_WSD_VAR_NAME(_monetary_using_locale, g)();

    48 int *GET_WSD_VAR_NAME(_numeric_using_locale, g)();

    49 int *GET_WSD_VAR_NAME(_time_using_locale, g)();

    50 GET_GLOBAL_VAR_FROM_TLS(__mlocale_changed, int)

    51 GET_GLOBAL_VAR_FROM_TLS(__nlocale_changed, int)

    52 #ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT

    53 GET_GLOBAL_VAR_FROM_TLS(__clocale_set, unsigned char)

    54 GET_GLOBAL_VAR_FROM_TLS(__applocale_changed, unsigned char)

    55 #endif

    56 

    57 #define	_monetary_using_locale (*GET_WSD_VAR_NAME(_monetary_using_locale, g)())

    58 #define _numeric_using_locale (*GET_WSD_VAR_NAME(_numeric_using_locale, g)())

    59 #define _time_using_locale (*GET_WSD_VAR_NAME(_time_using_locale, g)())

    60 #define __mlocale_changed (*GET_WSD_VAR_NAME(__mlocale_changed, g)())

    61 #define __nlocale_changed (*GET_WSD_VAR_NAME(__nlocale_changed, g)())

    62 #ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT

    63 #define __clocale_set (*GET_WSD_VAR_NAME(__clocale_set, g)())

    64 #define __applocale_changed (*GET_WSD_VAR_NAME(__applocale_changed, g)())

    65 #endif

    66 #endif //EMULATOR

    67 

    68 __BEGIN_DECLS

    69 #ifndef EMULATOR

    70 char LC_CTYPE_LocaleName[LOCALE_LENGTH] = {'\0'};

    71 char LC_COLLATE_LocaleName[LOCALE_LENGTH] = {'\0'};

    72 char LC_NUMERIC_LocaleName[LOCALE_LENGTH] = {'\0'};

    73 char LC_MONETARY_LocaleName[LOCALE_LENGTH] = {'\0'};

    74 char LC_TIME_LocaleName[LOCALE_LENGTH] ={'\0'};

    75 char LC_ALL_LocaleName[LOCALE_LENGTH] = {'\0'};

    76 

    77 #else //EMULATOR

    78 

    79 GET_GLOBAL_ARRAY_FROM_TLS(LC_CTYPE_LocaleName, char)

    80 GET_GLOBAL_ARRAY_FROM_TLS(LC_COLLATE_LocaleName, char)

    81 GET_GLOBAL_ARRAY_FROM_TLS(LC_NUMERIC_LocaleName, char)

    82 GET_GLOBAL_ARRAY_FROM_TLS(LC_MONETARY_LocaleName, char)

    83 GET_GLOBAL_ARRAY_FROM_TLS(LC_TIME_LocaleName, char)

    84 GET_GLOBAL_ARRAY_FROM_TLS(LC_ALL_LocaleName, char)

    85 

    86 #define LC_CTYPE_LocaleName (GET_WSD_VAR_NAME(LC_CTYPE_LocaleName, g)())

    87 #define LC_COLLATE_LocaleName (GET_WSD_VAR_NAME(LC_COLLATE_LocaleName, g)())

    88 #define LC_NUMERIC_LocaleName (GET_WSD_VAR_NAME(LC_NUMERIC_LocaleName, g)())

    89 #define LC_MONETARY_LocaleName (GET_WSD_VAR_NAME(LC_MONETARY_LocaleName, g)())

    90 #define LC_TIME_LocaleName (GET_WSD_VAR_NAME(LC_TIME_LocaleName, g)())

    91 #define LC_ALL_LocaleName (GET_WSD_VAR_NAME(LC_ALL_LocaleName, g)())

    92 #endif //EMULATOR

    93 

    94 

    95 __END_DECLS

    96 

    97 extern "C" {

    98 

    99 EXPORT_C char * setlocale(int category, const char* locale)

   100 {

   101 	CLocale* loc = CLocale::GetInstance();

   102 	

   103 	//Query the current locale

   104 	if(NULL == locale)	

   105 	{

   106 		char* ret = NULL;

   107 		switch(category)

   108 		{

   109 			case LC_CTYPE: 	if(!*LC_CTYPE_LocaleName)

   110 							{

   111 								LC_CTYPE_LocaleName[0] = 'C';

   112 								LC_CTYPE_LocaleName[1] = '\0';

   113 							}

   114 							ret = (char*) LC_CTYPE_LocaleName;

   115 							break;

   116 						

   117 			case LC_COLLATE:if(!*LC_COLLATE_LocaleName)

   118 							{

   119 								LC_COLLATE_LocaleName[0] = 'C';

   120 								LC_COLLATE_LocaleName[1] = '\0';

   121 							} 

   122 							ret = (char*) LC_COLLATE_LocaleName;

   123 							break;

   124 							

   125 			case LC_TIME:	if(!*LC_TIME_LocaleName)

   126 							{

   127 								LC_TIME_LocaleName[0] = 'C';

   128 								LC_TIME_LocaleName[1] = '\0';

   129 								_time_using_locale = 0;

   130 							} 

   131 							ret = (char*) LC_TIME_LocaleName;

   132 							break;	

   133 						

   134 			case LC_NUMERIC:if(!*LC_NUMERIC_LocaleName)

   135 							{

   136 								LC_NUMERIC_LocaleName[0] = 'C';

   137 								LC_NUMERIC_LocaleName[1] = '\0';

   138 								_numeric_using_locale = 0;

   139 							}  

   140 							ret = (char*) LC_NUMERIC_LocaleName;

   141 							break;

   142 							

   143 			case LC_MONETARY:if(!*LC_MONETARY_LocaleName)

   144 							{

   145 								LC_MONETARY_LocaleName[0] = 'C';

   146 								LC_MONETARY_LocaleName[1] = '\0';

   147 								_monetary_using_locale = 0;

   148 							}  

   149 							ret = (char*) LC_MONETARY_LocaleName;

   150 							break;

   151 				

   152 			case LC_MESSAGES:

   153 						break;

   154 			

   155 			case LC_ALL :if(!*LC_ALL_LocaleName)

   156 							{

   157 								_time_using_locale = 0;

   158 								_numeric_using_locale = 0;

   159 								_monetary_using_locale = 0;

   160 								

   161 								LC_CTYPE_LocaleName[0] = 'C';

   162 								LC_CTYPE_LocaleName[1] = '\0';

   163 								LC_COLLATE_LocaleName[0] = 'C';

   164 								LC_COLLATE_LocaleName[1] = '\0';

   165 								LC_TIME_LocaleName[0] = 'C';

   166 								LC_TIME_LocaleName[1] = '\0';

   167 								LC_NUMERIC_LocaleName[0] = 'C';

   168 								LC_NUMERIC_LocaleName[1] = '\0';

   169 								LC_MONETARY_LocaleName[0] = 'C';

   170 								LC_MONETARY_LocaleName[1] = '\0';

   171 								LC_ALL_LocaleName[0] =  'C';

   172 								LC_ALL_LocaleName[1] = '\0';

   173 							}  

   174 						 ret = (char*) LC_ALL_LocaleName;

   175 						 break;

   176 			default:

   177 				errno = EINVAL;

   178 				return (NULL);

   179 		}

   180 		return ret;

   181 	}

   182 

   183 	//If locale is  "" set each category(LC_CTYPE, LC_COLLATE, LC_NUMERIC, LC_TIME, LC_MONETARY) to C locale

   184 	if(strcmp(locale, "") == 0 )

   185 	{

   186 		_time_using_locale = 0;

   187 		_numeric_using_locale = 0;

   188 		_monetary_using_locale = 0;

   189 		__nlocale_changed = 1;

   190 		__mlocale_changed = 1;

   191 #ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT

   192 		__clocale_set = 1;

   193 		__applocale_changed = 1;

   194 #endif

   195 		

   196 		LC_CTYPE_LocaleName[0] = 'C';

   197 		LC_CTYPE_LocaleName[1] = '\0';

   198 		LC_COLLATE_LocaleName[0] = 'C';

   199 		LC_COLLATE_LocaleName[1] = '\0';

   200 		LC_TIME_LocaleName[0] = 'C';

   201 		LC_TIME_LocaleName[1] = '\0';

   202 		LC_NUMERIC_LocaleName[0] = 'C';

   203 		LC_NUMERIC_LocaleName[1] = '\0';

   204 		LC_MONETARY_LocaleName[0] = 'C';

   205 		LC_MONETARY_LocaleName[1] = '\0';

   206 		LC_ALL_LocaleName[0] =  'C';

   207 		LC_ALL_LocaleName[1] = '\0';

   208 				

   209 		return "C";

   210 	}

   211 	

   212 	if (strcmp(locale, "C") == 0 || strcmp(locale, "POSIX") == 0)

   213 	{

   214 		if(LC_ALL == category)

   215 		{

   216 			_time_using_locale = 0;

   217 			_numeric_using_locale = 0;

   218 			_monetary_using_locale = 0;

   219 			__nlocale_changed = 1;

   220 			__mlocale_changed = 1;

   221 #ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT

   222 			__clocale_set = 1;

   223 			__applocale_changed = 1;

   224 #endif

   225 			

   226 			strcpy((char*) LC_ALL_LocaleName, locale);

   227 			LC_ALL_LocaleName[strlen(locale)] = '\0';

   228 			strcpy((char*) LC_CTYPE_LocaleName, locale);

   229 			LC_CTYPE_LocaleName[strlen(locale)] = '\0';

   230 			strcpy((char*) LC_COLLATE_LocaleName, locale);

   231 			LC_COLLATE_LocaleName[strlen(locale)] = '\0';

   232 			strcpy((char*) LC_NUMERIC_LocaleName, locale);

   233 			LC_NUMERIC_LocaleName[strlen(locale)] = '\0';

   234 			strcpy((char*) LC_MONETARY_LocaleName, locale);

   235 			LC_MONETARY_LocaleName[strlen(locale)] = '\0';

   236 			strcpy((char*) LC_TIME_LocaleName, locale);

   237 			LC_TIME_LocaleName[strlen(locale)] = '\0';

   238 			return (char*) locale;	

   239 		}

   240 		

   241 		switch(category)

   242 		{

   243 			case LC_CTYPE: 	strcpy((char*) LC_CTYPE_LocaleName, locale);

   244 							LC_CTYPE_LocaleName[strlen(locale)] = '\0';

   245 							break;

   246 						

   247 			case LC_COLLATE: strcpy((char*) LC_COLLATE_LocaleName, locale);

   248 							 LC_COLLATE_LocaleName[strlen(locale)] = '\0';

   249 							 break;

   250 							

   251 			case LC_TIME:	_time_using_locale = 0;

   252 							strcpy((char*) LC_TIME_LocaleName, locale);

   253 							LC_TIME_LocaleName[strlen(locale)] = '\0';

   254 							break;	

   255 						

   256 			case LC_NUMERIC: _numeric_using_locale = 0;

   257 							 __nlocale_changed = 1;

   258 #ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT

   259 							 __applocale_changed = 1;

   260 #endif

   261 							 strcpy((char*) LC_NUMERIC_LocaleName, locale);

   262 							 LC_NUMERIC_LocaleName[strlen(locale)] = '\0';

   263 							 break;

   264 							

   265 			case LC_MONETARY: _monetary_using_locale = 0;

   266 							  __mlocale_changed = 1;

   267 #ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT

   268 							  __applocale_changed = 1;

   269 #endif

   270 							  strcpy((char*) LC_MONETARY_LocaleName, locale);

   271 							  LC_MONETARY_LocaleName[strlen(locale)] = '\0';	

   272 							  break;

   273 

   274 			case LC_MESSAGES:

   275 			default:

   276 				errno = EINVAL;

   277 				return (NULL);	

   278 		}

   279 		return ((char*) locale);

   280 	}

   281 

   282 	//If locale is other than C or POSIX

   283 	TPtrC8 src((const TUint8*)locale);

   284 	TBuf16 <LOCALE_LENGTH> localeString;

   285 	localeString.Copy(src);

   286 	TText* retVal = loc->SetLocale(localeString);

   287 	if(NULL == retVal)

   288 	{

   289 		return NULL;

   290 	}

   291 			

   292 	if(LC_ALL == category)

   293 	{

   294 		TInt retVal =0;

   295 		

   296 		if( __numeric_load_locale(locale) == -1)

   297 		{

   298 			retVal = -1;

   299 		}

   300 		if(__monetary_load_locale(locale) == -1)

   301 		{

   302 			retVal = -1;

   303 		}

   304 		if (__time_load_locale(locale) == -1)

   305 		{

   306 			retVal = -1;

   307 		}	

   308 				

   309 		if(!retVal)

   310 		{

   311 			strcpy((char*) LC_ALL_LocaleName, locale);

   312 			LC_ALL_LocaleName[strlen(locale)] = '\0';

   313 			strcpy((char*) LC_CTYPE_LocaleName, locale);

   314 			LC_CTYPE_LocaleName[strlen(locale)] = '\0';

   315 			strcpy((char*) LC_COLLATE_LocaleName, locale);

   316 			LC_COLLATE_LocaleName[strlen(locale)] = '\0';

   317 			strcpy((char*) LC_NUMERIC_LocaleName, locale);

   318 			LC_NUMERIC_LocaleName[strlen(locale)] = '\0';

   319 			strcpy((char*) LC_MONETARY_LocaleName, locale);

   320 			LC_MONETARY_LocaleName[strlen(locale)] = '\0';

   321 			strcpy((char*) LC_TIME_LocaleName, locale);

   322 			LC_TIME_LocaleName[strlen(locale)] = '\0';

   323 			return (char*) locale;

   324 		}

   325 		else

   326 		{

   327 			return NULL;

   328 		}

   329 	}

   330 

   331 	switch (category)

   332 	{

   333 		case LC_CTYPE: 	strcpy((char*) LC_CTYPE_LocaleName, locale);

   334 						LC_CTYPE_LocaleName[strlen(locale)] = '\0';

   335 						break;

   336 						

   337 		case LC_COLLATE: strcpy((char*) LC_COLLATE_LocaleName, locale);

   338 						 LC_COLLATE_LocaleName[strlen(locale)] = '\0';

   339 						 break;

   340 						

   341 		case LC_TIME:	if(!__time_load_locale(locale))

   342 						{

   343 							strcpy((char*) LC_TIME_LocaleName, locale);

   344 							LC_TIME_LocaleName[strlen(locale)] = '\0';

   345 						}

   346 						else

   347 						{

   348 							return NULL;	

   349 						}	

   350 						break;	

   351 					

   352 		case LC_NUMERIC: if(!__numeric_load_locale(locale))

   353 						 {

   354 						 	strcpy((char*) LC_NUMERIC_LocaleName, locale);

   355 							LC_NUMERIC_LocaleName[strlen(locale)] = '\0';

   356 						 }

   357 						 else

   358 						 {

   359 						 	return NULL;	

   360 						 }	

   361 						 break;

   362 						

   363 		case LC_MONETARY: if(!__monetary_load_locale(locale))

   364 						 {

   365 						 	strcpy((char*) LC_MONETARY_LocaleName, locale);

   366 							LC_MONETARY_LocaleName[strlen(locale)] = '\0';	

   367 						 }

   368 						 else

   369 						 {

   370 						 	return NULL;

   371 						 }	

   372 						 break;

   373 

   374 		case LC_MESSAGES:

   375 		default:

   376 			errno = EINVAL;

   377 			return (NULL);

   378 	}

   379 	return ((char*) locale);

   380 }

   381 

   382 

   383 EXPORT_C wchar_t* wsetlocale(int category, const wchar_t* locale)

   384 {

   385 	char LocaleName[LOCALE_LENGTH];	

   386 	wchar_t *wideLocaleName = new wchar_t[LOCALE_LENGTH + 1];

   387 	char *result = NULL;

   388 	

   389 	if (locale != NULL)

   390 	{

   391 		if ((size_t)-1 != (wcstombs((char*)LocaleName, locale, LOCALE_LENGTH*sizeof(wchar_t))))

   392 		{

   393 			result = setlocale(category, LocaleName);

   394 		}

   395 	}

   396 	else

   397 	{

   398 		result = setlocale(category, NULL);

   399 	}

   400 

   401 	if (result != NULL)

   402 	{

   403 		if ((size_t)-1  != (mbstowcs(wideLocaleName, result, LOCALE_LENGTH*sizeof(wchar_t))))

   404 		{

   405 			return wideLocaleName;

   406 		}

   407 	}

   408 

   409 	delete []wideLocaleName;

   410 	return NULL;

   411 }

   412 

   413 } //extern "C"
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