150 lines
4.9 KiB
C++
150 lines
4.9 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// no include "precompiled_i18npool.hxx" because this file is included in insys.cxx
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#include <stdlib.h> // for getenv()
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#include <stdio.h>
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#ifdef MACOSX
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#include <osl/process.h>
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#include <rtl/locale.h>
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#include <rtl/ustring.hxx>
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#else // MACOSX
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#include <rtl/string.hxx>
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#endif // MACOSX
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#include <rtl/instance.hxx>
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#include "i18npool/mslangid.hxx"
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// =======================================================================
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static LanguageType nImplSystemLanguage = LANGUAGE_DONTKNOW;
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static LanguageType nImplSystemUILanguage = LANGUAGE_DONTKNOW;
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// -----------------------------------------------------------------------
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// Get locale of category LC_CTYPE of environment variables
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static const sal_Char* getLangFromEnvironment()
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{
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static const sal_Char* pFallback = "C";
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const sal_Char *pLang = NULL;
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pLang = getenv ( "LC_ALL" );
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if (! pLang || pLang[0] == 0)
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pLang = getenv ( "LC_CTYPE" );
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if (! pLang || pLang[0] == 0)
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pLang = getenv( "LANG" );
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if (! pLang || pLang[0] == 0)
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pLang = pFallback;
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return pLang;
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}
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// -----------------------------------------------------------------------
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// Get locale of category LC_MESSAGES of environment variables
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static const sal_Char* getUILangFromEnvironment()
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{
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static const sal_Char* pFallback = "C";
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const sal_Char *pLang = NULL;
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pLang = getenv ( "LANGUAGE" ); // respect the GNU extension
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if (! pLang || pLang[0] == 0)
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pLang = getenv ( "LC_ALL" );
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if (! pLang || pLang[0] == 0)
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pLang = getenv ( "LC_MESSAGES" );
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if (! pLang || pLang[0] == 0)
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pLang = getenv( "LANG" );
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if (! pLang || pLang[0] == 0)
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pLang = pFallback;
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return pLang;
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}
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// -----------------------------------------------------------------------
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typedef const sal_Char * (*getLangFromEnv)();
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static void getPlatformSystemLanguageImpl( LanguageType& rSystemLanguage,
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getLangFromEnv pGetLangFromEnv )
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{
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/* get the language from the user environment */
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LanguageType nLang = rSystemLanguage;
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if ( nLang == LANGUAGE_DONTKNOW )
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{
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::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex());
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nLang = rSystemLanguage;
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if ( nLang == LANGUAGE_DONTKNOW )
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{
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#ifdef MACOSX
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rtl_Locale *procLocale;
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(void) pGetLangFromEnv; /* unused */
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if ( osl_getProcessLocale(&procLocale) == osl_Process_E_None )
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{
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rtl::OUString rLang( procLocale->Language );
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rtl::OUString rCountry( procLocale->Country );
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nLang = MsLangId::convertIsoNamesToLanguage( rLang, rCountry );
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OSL_DOUBLE_CHECKED_LOCKING_MEMORY_BARRIER();
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rSystemLanguage = nLang;
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#ifdef DEBUG
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if ( rSystemLanguage == LANGUAGE_DONTKNOW )
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fprintf( stderr, "intnunx.cxx: failed to convert osl_getProcessLocale() language to system language.\n" );
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#endif
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}
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#else /* MACOSX */
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rtl::OString aUnxLang( (pGetLangFromEnv)() );
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nLang = MsLangId::convertUnxByteStringToLanguage( aUnxLang );
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OSL_DOUBLE_CHECKED_LOCKING_MEMORY_BARRIER();
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rSystemLanguage = nLang;
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#endif /* MACOSX */
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}
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else {
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OSL_DOUBLE_CHECKED_LOCKING_MEMORY_BARRIER();
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}
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}
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}
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// -----------------------------------------------------------------------
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LanguageType MsLangId::getPlatformSystemLanguage()
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{
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getPlatformSystemLanguageImpl( nImplSystemLanguage, &getLangFromEnvironment);
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return nImplSystemLanguage;
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}
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// -----------------------------------------------------------------------
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LanguageType MsLangId::getPlatformSystemUILanguage()
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{
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getPlatformSystemLanguageImpl( nImplSystemUILanguage, &getUILangFromEnvironment);
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return nImplSystemUILanguage;
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}
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