diff options
Diffstat (limited to 'JavaScriptCore/wtf/unicode/icu/CollatorICU.cpp')
| -rw-r--r-- | JavaScriptCore/wtf/unicode/icu/CollatorICU.cpp | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/JavaScriptCore/wtf/unicode/icu/CollatorICU.cpp b/JavaScriptCore/wtf/unicode/icu/CollatorICU.cpp deleted file mode 100644 index 805b114..0000000 --- a/JavaScriptCore/wtf/unicode/icu/CollatorICU.cpp +++ /dev/null @@ -1,149 +0,0 @@ -/* - * Copyright (C) 2008 Apple Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of - * its contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" -#include "Collator.h" - -#if USE(ICU_UNICODE) && !UCONFIG_NO_COLLATION - -#include "Assertions.h" -#include "Threading.h" -#include <unicode/ucol.h> -#include <string.h> - -#if OS(DARWIN) -#include "RetainPtr.h" -#include <CoreFoundation/CoreFoundation.h> -#endif - -namespace WTF { - -static UCollator* cachedCollator; -static Mutex& cachedCollatorMutex() -{ - AtomicallyInitializedStatic(Mutex&, mutex = *new Mutex); - return mutex; -} - -Collator::Collator(const char* locale) - : m_collator(0) - , m_locale(locale ? strdup(locale) : 0) - , m_lowerFirst(false) -{ -} - -PassOwnPtr<Collator> Collator::userDefault() -{ -#if OS(DARWIN) && PLATFORM(CF) - // Mac OS X doesn't set UNIX locale to match user-selected one, so ICU default doesn't work. -#if !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD) && !OS(IOS) - RetainPtr<CFLocaleRef> currentLocale(AdoptCF, CFLocaleCopyCurrent()); - CFStringRef collationOrder = (CFStringRef)CFLocaleGetValue(currentLocale.get(), kCFLocaleCollatorIdentifier); -#else - RetainPtr<CFStringRef> collationOrderRetainer(AdoptCF, (CFStringRef)CFPreferencesCopyValue(CFSTR("AppleCollationOrder"), kCFPreferencesAnyApplication, kCFPreferencesCurrentUser, kCFPreferencesAnyHost)); - CFStringRef collationOrder = collationOrderRetainer.get(); -#endif - char buf[256]; - if (!collationOrder) - return adoptPtr(new Collator("")); - CFStringGetCString(collationOrder, buf, sizeof(buf), kCFStringEncodingASCII); - return adoptPtr(new Collator(buf)); -#else - return adoptPtr(new Collator(0)); -#endif -} - -Collator::~Collator() -{ - releaseCollator(); - free(m_locale); -} - -void Collator::setOrderLowerFirst(bool lowerFirst) -{ - m_lowerFirst = lowerFirst; -} - -Collator::Result Collator::collate(const UChar* lhs, size_t lhsLength, const UChar* rhs, size_t rhsLength) const -{ - if (!m_collator) - createCollator(); - - return static_cast<Result>(ucol_strcoll(m_collator, lhs, lhsLength, rhs, rhsLength)); -} - -void Collator::createCollator() const -{ - ASSERT(!m_collator); - UErrorCode status = U_ZERO_ERROR; - - { - Locker<Mutex> lock(cachedCollatorMutex()); - if (cachedCollator) { - const char* cachedCollatorLocale = ucol_getLocaleByType(cachedCollator, ULOC_REQUESTED_LOCALE, &status); - ASSERT(U_SUCCESS(status)); - ASSERT(cachedCollatorLocale); - - UColAttributeValue cachedCollatorLowerFirst = ucol_getAttribute(cachedCollator, UCOL_CASE_FIRST, &status); - ASSERT(U_SUCCESS(status)); - - // FIXME: default locale is never matched, because ucol_getLocaleByType returns the actual one used, not 0. - if (m_locale && 0 == strcmp(cachedCollatorLocale, m_locale) - && ((UCOL_LOWER_FIRST == cachedCollatorLowerFirst && m_lowerFirst) || (UCOL_UPPER_FIRST == cachedCollatorLowerFirst && !m_lowerFirst))) { - m_collator = cachedCollator; - cachedCollator = 0; - return; - } - } - } - - m_collator = ucol_open(m_locale, &status); - if (U_FAILURE(status)) { - status = U_ZERO_ERROR; - m_collator = ucol_open("", &status); // Fallback to Unicode Collation Algorithm. - } - ASSERT(U_SUCCESS(status)); - - ucol_setAttribute(m_collator, UCOL_CASE_FIRST, m_lowerFirst ? UCOL_LOWER_FIRST : UCOL_UPPER_FIRST, &status); - ASSERT(U_SUCCESS(status)); -} - -void Collator::releaseCollator() -{ - { - Locker<Mutex> lock(cachedCollatorMutex()); - if (cachedCollator) - ucol_close(cachedCollator); - cachedCollator = m_collator; - m_collator = 0; - } -} - -} - -#endif |
