os/ossrv/genericopenlibs/openenvcore/libc/src/setlocale.cpp
changeset 0 bde4ae8d615e
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/ossrv/genericopenlibs/openenvcore/libc/src/setlocale.cpp	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,413 @@
     1.4 +/*
     1.5 +* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +* All rights reserved.
     1.7 +* This component and the accompanying materials are made available
     1.8 +* under the terms of "Eclipse Public License v1.0"
     1.9 +* which accompanies this distribution, and is available
    1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.11 +*
    1.12 +* Initial Contributors:
    1.13 +* Nokia Corporation - initial contribution.
    1.14 +*
    1.15 +* Contributors:
    1.16 +*
    1.17 +* Description:  Contains the source for setting the locale
    1.18 + *     
    1.19 + *
    1.20 +*/
    1.21 +
    1.22 + 
    1.23 +#include <errno.h>
    1.24 +#include <locale.h>
    1.25 +#include <stdlib.h>
    1.26 +#include <string.h>
    1.27 +#include <sys/cdefs.h>
    1.28 +#include <_ansi.h>
    1.29 +#include "lmonetary.h"	
    1.30 +#include "lnumeric.h"	
    1.31 +#include "timelocal.h" 
    1.32 +#include "localeinfo.h"
    1.33 +
    1.34 +#if (defined(__SYMBIAN32__) && (defined(__WINSCW__) || defined(__WINS__)))
    1.35 +#include "libc_wsd_defs.h"
    1.36 +#endif
    1.37 +
    1.38 +#define LOCALE_LENGTH 30
    1.39 +extern int  _time_using_locale;
    1.40 +extern int _numeric_using_locale;
    1.41 +extern int _monetary_using_locale;
    1.42 +extern int __nlocale_changed;
    1.43 +extern int __mlocale_changed;
    1.44 +#ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT
    1.45 +extern unsigned char __clocale_set;
    1.46 +extern unsigned char __applocale_changed;
    1.47 +#endif
    1.48 +
    1.49 +#ifdef EMULATOR
    1.50 +int *GET_WSD_VAR_NAME(_monetary_using_locale, g)();
    1.51 +int *GET_WSD_VAR_NAME(_numeric_using_locale, g)();
    1.52 +int *GET_WSD_VAR_NAME(_time_using_locale, g)();
    1.53 +GET_GLOBAL_VAR_FROM_TLS(__mlocale_changed, int)
    1.54 +GET_GLOBAL_VAR_FROM_TLS(__nlocale_changed, int)
    1.55 +#ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT
    1.56 +GET_GLOBAL_VAR_FROM_TLS(__clocale_set, unsigned char)
    1.57 +GET_GLOBAL_VAR_FROM_TLS(__applocale_changed, unsigned char)
    1.58 +#endif
    1.59 +
    1.60 +#define	_monetary_using_locale (*GET_WSD_VAR_NAME(_monetary_using_locale, g)())
    1.61 +#define _numeric_using_locale (*GET_WSD_VAR_NAME(_numeric_using_locale, g)())
    1.62 +#define _time_using_locale (*GET_WSD_VAR_NAME(_time_using_locale, g)())
    1.63 +#define __mlocale_changed (*GET_WSD_VAR_NAME(__mlocale_changed, g)())
    1.64 +#define __nlocale_changed (*GET_WSD_VAR_NAME(__nlocale_changed, g)())
    1.65 +#ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT
    1.66 +#define __clocale_set (*GET_WSD_VAR_NAME(__clocale_set, g)())
    1.67 +#define __applocale_changed (*GET_WSD_VAR_NAME(__applocale_changed, g)())
    1.68 +#endif
    1.69 +#endif //EMULATOR
    1.70 +
    1.71 +__BEGIN_DECLS
    1.72 +#ifndef EMULATOR
    1.73 +char LC_CTYPE_LocaleName[LOCALE_LENGTH] = {'\0'};
    1.74 +char LC_COLLATE_LocaleName[LOCALE_LENGTH] = {'\0'};
    1.75 +char LC_NUMERIC_LocaleName[LOCALE_LENGTH] = {'\0'};
    1.76 +char LC_MONETARY_LocaleName[LOCALE_LENGTH] = {'\0'};
    1.77 +char LC_TIME_LocaleName[LOCALE_LENGTH] ={'\0'};
    1.78 +char LC_ALL_LocaleName[LOCALE_LENGTH] = {'\0'};
    1.79 +
    1.80 +#else //EMULATOR
    1.81 +
    1.82 +GET_GLOBAL_ARRAY_FROM_TLS(LC_CTYPE_LocaleName, char)
    1.83 +GET_GLOBAL_ARRAY_FROM_TLS(LC_COLLATE_LocaleName, char)
    1.84 +GET_GLOBAL_ARRAY_FROM_TLS(LC_NUMERIC_LocaleName, char)
    1.85 +GET_GLOBAL_ARRAY_FROM_TLS(LC_MONETARY_LocaleName, char)
    1.86 +GET_GLOBAL_ARRAY_FROM_TLS(LC_TIME_LocaleName, char)
    1.87 +GET_GLOBAL_ARRAY_FROM_TLS(LC_ALL_LocaleName, char)
    1.88 +
    1.89 +#define LC_CTYPE_LocaleName (GET_WSD_VAR_NAME(LC_CTYPE_LocaleName, g)())
    1.90 +#define LC_COLLATE_LocaleName (GET_WSD_VAR_NAME(LC_COLLATE_LocaleName, g)())
    1.91 +#define LC_NUMERIC_LocaleName (GET_WSD_VAR_NAME(LC_NUMERIC_LocaleName, g)())
    1.92 +#define LC_MONETARY_LocaleName (GET_WSD_VAR_NAME(LC_MONETARY_LocaleName, g)())
    1.93 +#define LC_TIME_LocaleName (GET_WSD_VAR_NAME(LC_TIME_LocaleName, g)())
    1.94 +#define LC_ALL_LocaleName (GET_WSD_VAR_NAME(LC_ALL_LocaleName, g)())
    1.95 +#endif //EMULATOR
    1.96 +
    1.97 +
    1.98 +__END_DECLS
    1.99 +
   1.100 +extern "C" {
   1.101 +
   1.102 +EXPORT_C char * setlocale(int category, const char* locale)
   1.103 +{
   1.104 +	CLocale* loc = CLocale::GetInstance();
   1.105 +	
   1.106 +	//Query the current locale
   1.107 +	if(NULL == locale)	
   1.108 +	{
   1.109 +		char* ret = NULL;
   1.110 +		switch(category)
   1.111 +		{
   1.112 +			case LC_CTYPE: 	if(!*LC_CTYPE_LocaleName)
   1.113 +							{
   1.114 +								LC_CTYPE_LocaleName[0] = 'C';
   1.115 +								LC_CTYPE_LocaleName[1] = '\0';
   1.116 +							}
   1.117 +							ret = (char*) LC_CTYPE_LocaleName;
   1.118 +							break;
   1.119 +						
   1.120 +			case LC_COLLATE:if(!*LC_COLLATE_LocaleName)
   1.121 +							{
   1.122 +								LC_COLLATE_LocaleName[0] = 'C';
   1.123 +								LC_COLLATE_LocaleName[1] = '\0';
   1.124 +							} 
   1.125 +							ret = (char*) LC_COLLATE_LocaleName;
   1.126 +							break;
   1.127 +							
   1.128 +			case LC_TIME:	if(!*LC_TIME_LocaleName)
   1.129 +							{
   1.130 +								LC_TIME_LocaleName[0] = 'C';
   1.131 +								LC_TIME_LocaleName[1] = '\0';
   1.132 +								_time_using_locale = 0;
   1.133 +							} 
   1.134 +							ret = (char*) LC_TIME_LocaleName;
   1.135 +							break;	
   1.136 +						
   1.137 +			case LC_NUMERIC:if(!*LC_NUMERIC_LocaleName)
   1.138 +							{
   1.139 +								LC_NUMERIC_LocaleName[0] = 'C';
   1.140 +								LC_NUMERIC_LocaleName[1] = '\0';
   1.141 +								_numeric_using_locale = 0;
   1.142 +							}  
   1.143 +							ret = (char*) LC_NUMERIC_LocaleName;
   1.144 +							break;
   1.145 +							
   1.146 +			case LC_MONETARY:if(!*LC_MONETARY_LocaleName)
   1.147 +							{
   1.148 +								LC_MONETARY_LocaleName[0] = 'C';
   1.149 +								LC_MONETARY_LocaleName[1] = '\0';
   1.150 +								_monetary_using_locale = 0;
   1.151 +							}  
   1.152 +							ret = (char*) LC_MONETARY_LocaleName;
   1.153 +							break;
   1.154 +				
   1.155 +			case LC_MESSAGES:
   1.156 +						break;
   1.157 +			
   1.158 +			case LC_ALL :if(!*LC_ALL_LocaleName)
   1.159 +							{
   1.160 +								_time_using_locale = 0;
   1.161 +								_numeric_using_locale = 0;
   1.162 +								_monetary_using_locale = 0;
   1.163 +								
   1.164 +								LC_CTYPE_LocaleName[0] = 'C';
   1.165 +								LC_CTYPE_LocaleName[1] = '\0';
   1.166 +								LC_COLLATE_LocaleName[0] = 'C';
   1.167 +								LC_COLLATE_LocaleName[1] = '\0';
   1.168 +								LC_TIME_LocaleName[0] = 'C';
   1.169 +								LC_TIME_LocaleName[1] = '\0';
   1.170 +								LC_NUMERIC_LocaleName[0] = 'C';
   1.171 +								LC_NUMERIC_LocaleName[1] = '\0';
   1.172 +								LC_MONETARY_LocaleName[0] = 'C';
   1.173 +								LC_MONETARY_LocaleName[1] = '\0';
   1.174 +								LC_ALL_LocaleName[0] =  'C';
   1.175 +								LC_ALL_LocaleName[1] = '\0';
   1.176 +							}  
   1.177 +						 ret = (char*) LC_ALL_LocaleName;
   1.178 +						 break;
   1.179 +			default:
   1.180 +				errno = EINVAL;
   1.181 +				return (NULL);
   1.182 +		}
   1.183 +		return ret;
   1.184 +	}
   1.185 +
   1.186 +	//If locale is  "" set each category(LC_CTYPE, LC_COLLATE, LC_NUMERIC, LC_TIME, LC_MONETARY) to C locale
   1.187 +	if(strcmp(locale, "") == 0 )
   1.188 +	{
   1.189 +		_time_using_locale = 0;
   1.190 +		_numeric_using_locale = 0;
   1.191 +		_monetary_using_locale = 0;
   1.192 +		__nlocale_changed = 1;
   1.193 +		__mlocale_changed = 1;
   1.194 +#ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT
   1.195 +		__clocale_set = 1;
   1.196 +		__applocale_changed = 1;
   1.197 +#endif
   1.198 +		
   1.199 +		LC_CTYPE_LocaleName[0] = 'C';
   1.200 +		LC_CTYPE_LocaleName[1] = '\0';
   1.201 +		LC_COLLATE_LocaleName[0] = 'C';
   1.202 +		LC_COLLATE_LocaleName[1] = '\0';
   1.203 +		LC_TIME_LocaleName[0] = 'C';
   1.204 +		LC_TIME_LocaleName[1] = '\0';
   1.205 +		LC_NUMERIC_LocaleName[0] = 'C';
   1.206 +		LC_NUMERIC_LocaleName[1] = '\0';
   1.207 +		LC_MONETARY_LocaleName[0] = 'C';
   1.208 +		LC_MONETARY_LocaleName[1] = '\0';
   1.209 +		LC_ALL_LocaleName[0] =  'C';
   1.210 +		LC_ALL_LocaleName[1] = '\0';
   1.211 +				
   1.212 +		return "C";
   1.213 +	}
   1.214 +	
   1.215 +	if (strcmp(locale, "C") == 0 || strcmp(locale, "POSIX") == 0)
   1.216 +	{
   1.217 +		if(LC_ALL == category)
   1.218 +		{
   1.219 +			_time_using_locale = 0;
   1.220 +			_numeric_using_locale = 0;
   1.221 +			_monetary_using_locale = 0;
   1.222 +			__nlocale_changed = 1;
   1.223 +			__mlocale_changed = 1;
   1.224 +#ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT
   1.225 +			__clocale_set = 1;
   1.226 +			__applocale_changed = 1;
   1.227 +#endif
   1.228 +			
   1.229 +			strcpy((char*) LC_ALL_LocaleName, locale);
   1.230 +			LC_ALL_LocaleName[strlen(locale)] = '\0';
   1.231 +			strcpy((char*) LC_CTYPE_LocaleName, locale);
   1.232 +			LC_CTYPE_LocaleName[strlen(locale)] = '\0';
   1.233 +			strcpy((char*) LC_COLLATE_LocaleName, locale);
   1.234 +			LC_COLLATE_LocaleName[strlen(locale)] = '\0';
   1.235 +			strcpy((char*) LC_NUMERIC_LocaleName, locale);
   1.236 +			LC_NUMERIC_LocaleName[strlen(locale)] = '\0';
   1.237 +			strcpy((char*) LC_MONETARY_LocaleName, locale);
   1.238 +			LC_MONETARY_LocaleName[strlen(locale)] = '\0';
   1.239 +			strcpy((char*) LC_TIME_LocaleName, locale);
   1.240 +			LC_TIME_LocaleName[strlen(locale)] = '\0';
   1.241 +			return (char*) locale;	
   1.242 +		}
   1.243 +		
   1.244 +		switch(category)
   1.245 +		{
   1.246 +			case LC_CTYPE: 	strcpy((char*) LC_CTYPE_LocaleName, locale);
   1.247 +							LC_CTYPE_LocaleName[strlen(locale)] = '\0';
   1.248 +							break;
   1.249 +						
   1.250 +			case LC_COLLATE: strcpy((char*) LC_COLLATE_LocaleName, locale);
   1.251 +							 LC_COLLATE_LocaleName[strlen(locale)] = '\0';
   1.252 +							 break;
   1.253 +							
   1.254 +			case LC_TIME:	_time_using_locale = 0;
   1.255 +							strcpy((char*) LC_TIME_LocaleName, locale);
   1.256 +							LC_TIME_LocaleName[strlen(locale)] = '\0';
   1.257 +							break;	
   1.258 +						
   1.259 +			case LC_NUMERIC: _numeric_using_locale = 0;
   1.260 +							 __nlocale_changed = 1;
   1.261 +#ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT
   1.262 +							 __applocale_changed = 1;
   1.263 +#endif
   1.264 +							 strcpy((char*) LC_NUMERIC_LocaleName, locale);
   1.265 +							 LC_NUMERIC_LocaleName[strlen(locale)] = '\0';
   1.266 +							 break;
   1.267 +							
   1.268 +			case LC_MONETARY: _monetary_using_locale = 0;
   1.269 +							  __mlocale_changed = 1;
   1.270 +#ifdef SYMBIAN_OE_ENHANCED_LOCALE_SUPPORT
   1.271 +							  __applocale_changed = 1;
   1.272 +#endif
   1.273 +							  strcpy((char*) LC_MONETARY_LocaleName, locale);
   1.274 +							  LC_MONETARY_LocaleName[strlen(locale)] = '\0';	
   1.275 +							  break;
   1.276 +
   1.277 +			case LC_MESSAGES:
   1.278 +			default:
   1.279 +				errno = EINVAL;
   1.280 +				return (NULL);	
   1.281 +		}
   1.282 +		return ((char*) locale);
   1.283 +	}
   1.284 +
   1.285 +	//If locale is other than C or POSIX
   1.286 +	TPtrC8 src((const TUint8*)locale);
   1.287 +	TBuf16 <LOCALE_LENGTH> localeString;
   1.288 +	localeString.Copy(src);
   1.289 +	TText* retVal = loc->SetLocale(localeString);
   1.290 +	if(NULL == retVal)
   1.291 +	{
   1.292 +		return NULL;
   1.293 +	}
   1.294 +			
   1.295 +	if(LC_ALL == category)
   1.296 +	{
   1.297 +		TInt retVal =0;
   1.298 +		
   1.299 +		if( __numeric_load_locale(locale) == -1)
   1.300 +		{
   1.301 +			retVal = -1;
   1.302 +		}
   1.303 +		if(__monetary_load_locale(locale) == -1)
   1.304 +		{
   1.305 +			retVal = -1;
   1.306 +		}
   1.307 +		if (__time_load_locale(locale) == -1)
   1.308 +		{
   1.309 +			retVal = -1;
   1.310 +		}	
   1.311 +				
   1.312 +		if(!retVal)
   1.313 +		{
   1.314 +			strcpy((char*) LC_ALL_LocaleName, locale);
   1.315 +			LC_ALL_LocaleName[strlen(locale)] = '\0';
   1.316 +			strcpy((char*) LC_CTYPE_LocaleName, locale);
   1.317 +			LC_CTYPE_LocaleName[strlen(locale)] = '\0';
   1.318 +			strcpy((char*) LC_COLLATE_LocaleName, locale);
   1.319 +			LC_COLLATE_LocaleName[strlen(locale)] = '\0';
   1.320 +			strcpy((char*) LC_NUMERIC_LocaleName, locale);
   1.321 +			LC_NUMERIC_LocaleName[strlen(locale)] = '\0';
   1.322 +			strcpy((char*) LC_MONETARY_LocaleName, locale);
   1.323 +			LC_MONETARY_LocaleName[strlen(locale)] = '\0';
   1.324 +			strcpy((char*) LC_TIME_LocaleName, locale);
   1.325 +			LC_TIME_LocaleName[strlen(locale)] = '\0';
   1.326 +			return (char*) locale;
   1.327 +		}
   1.328 +		else
   1.329 +		{
   1.330 +			return NULL;
   1.331 +		}
   1.332 +	}
   1.333 +
   1.334 +	switch (category)
   1.335 +	{
   1.336 +		case LC_CTYPE: 	strcpy((char*) LC_CTYPE_LocaleName, locale);
   1.337 +						LC_CTYPE_LocaleName[strlen(locale)] = '\0';
   1.338 +						break;
   1.339 +						
   1.340 +		case LC_COLLATE: strcpy((char*) LC_COLLATE_LocaleName, locale);
   1.341 +						 LC_COLLATE_LocaleName[strlen(locale)] = '\0';
   1.342 +						 break;
   1.343 +						
   1.344 +		case LC_TIME:	if(!__time_load_locale(locale))
   1.345 +						{
   1.346 +							strcpy((char*) LC_TIME_LocaleName, locale);
   1.347 +							LC_TIME_LocaleName[strlen(locale)] = '\0';
   1.348 +						}
   1.349 +						else
   1.350 +						{
   1.351 +							return NULL;	
   1.352 +						}	
   1.353 +						break;	
   1.354 +					
   1.355 +		case LC_NUMERIC: if(!__numeric_load_locale(locale))
   1.356 +						 {
   1.357 +						 	strcpy((char*) LC_NUMERIC_LocaleName, locale);
   1.358 +							LC_NUMERIC_LocaleName[strlen(locale)] = '\0';
   1.359 +						 }
   1.360 +						 else
   1.361 +						 {
   1.362 +						 	return NULL;	
   1.363 +						 }	
   1.364 +						 break;
   1.365 +						
   1.366 +		case LC_MONETARY: if(!__monetary_load_locale(locale))
   1.367 +						 {
   1.368 +						 	strcpy((char*) LC_MONETARY_LocaleName, locale);
   1.369 +							LC_MONETARY_LocaleName[strlen(locale)] = '\0';	
   1.370 +						 }
   1.371 +						 else
   1.372 +						 {
   1.373 +						 	return NULL;
   1.374 +						 }	
   1.375 +						 break;
   1.376 +
   1.377 +		case LC_MESSAGES:
   1.378 +		default:
   1.379 +			errno = EINVAL;
   1.380 +			return (NULL);
   1.381 +	}
   1.382 +	return ((char*) locale);
   1.383 +}
   1.384 +
   1.385 +
   1.386 +EXPORT_C wchar_t* wsetlocale(int category, const wchar_t* locale)
   1.387 +{
   1.388 +	char LocaleName[LOCALE_LENGTH];	
   1.389 +	wchar_t *wideLocaleName = new wchar_t[LOCALE_LENGTH + 1];
   1.390 +	char *result = NULL;
   1.391 +	
   1.392 +	if (locale != NULL)
   1.393 +	{
   1.394 +		if ((size_t)-1 != (wcstombs((char*)LocaleName, locale, LOCALE_LENGTH*sizeof(wchar_t))))
   1.395 +		{
   1.396 +			result = setlocale(category, LocaleName);
   1.397 +		}
   1.398 +	}
   1.399 +	else
   1.400 +	{
   1.401 +		result = setlocale(category, NULL);
   1.402 +	}
   1.403 +
   1.404 +	if (result != NULL)
   1.405 +	{
   1.406 +		if ((size_t)-1  != (mbstowcs(wideLocaleName, result, LOCALE_LENGTH*sizeof(wchar_t))))
   1.407 +		{
   1.408 +			return wideLocaleName;
   1.409 +		}
   1.410 +	}
   1.411 +
   1.412 +	delete []wideLocaleName;
   1.413 +	return NULL;
   1.414 +}
   1.415 +
   1.416 +} //extern "C"