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diff --git a/src/corelib/tools/qcollator_macx.cpp b/src/corelib/tools/qcollator_macx.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2013 Aleix Pol Gonzalez <aleixpol@kde.org>
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia. For licensing terms and
+** conditions see http://qt.digia.com/licensing. For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights. These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qcollator_p.h"
+#include "qstringlist.h"
+#include "qstring.h"
+#include <QtCore/private/qcore_mac_p.h>
+#include <CoreFoundation/CoreFoundation.h>
+#include <CoreFoundation/CFLocale.h>
+
+#include <cstring>
+#include <QDebug>
+
+QT_BEGIN_NAMESPACE
+
+void QCollatorPrivate::init()
+{
+ cleanup();
+ LocaleRef localeRef;
+ int rc = LocaleRefFromLocaleString(locale.name().toLocal8Bit(), &localeRef);
+ if (rc != 0)
+ qWarning() << "couldn't initialize the locale";
+
+ OSStatus status = UCCreateCollator(
+ localeRef,
+ 0,
+ collator.options,
+ &collator.collator
+ );
+ if (status != 0)
+ qWarning() << "Couldn't initialize the collator";
+}
+
+void QCollatorPrivate::cleanup()
+{
+ UCDisposeCollator(&collator.collator);
+ collator.collator = 0;
+}
+
+void QCollator::setCaseSensitivity(Qt::CaseSensitivity cs)
+{
+ detach();
+
+ if (cs == Qt::CaseSensitive)
+ d->collator.options &= ~kUCCollateCaseInsensitiveMask;
+ else
+ d->collator.options |= kUCCollateCaseInsensitiveMask;
+ d->init();
+}
+
+Qt::CaseSensitivity QCollator::caseSensitivity() const
+{
+ return !(d->collator.options & kUCCollateCaseInsensitiveMask) ? Qt::CaseInsensitive : Qt::CaseSensitive;
+}
+
+void QCollator::setNumericMode(bool on)
+{
+ detach();
+
+ if (on)
+ d->collator.options |= kUCCollateDigitsAsNumberMask;
+ else
+ d->collator.options &= ~kUCCollateDigitsAsNumberMask;
+
+ d->init();
+}
+
+bool QCollator::numericMode() const
+{
+ return bool(d->collator.options & kUCCollateDigitsAsNumberMask);
+}
+
+void QCollator::setIgnorePunctuation(bool on)
+{
+ detach();
+
+ if (on)
+ d->collator.options |= kUCCollatePunctuationSignificantMask;
+ else
+ d->collator.options &= ~kUCCollatePunctuationSignificantMask;
+
+ d->init();
+}
+
+bool QCollator::ignorePunctuation() const
+{
+ return bool(d->collator.options & kUCCollatePunctuationSignificantMask);
+}
+
+int QCollator::compare(const QChar *s1, int len1, const QChar *s2, int len2) const
+{
+ SInt32 result;
+ return UCCompareText(d->collator.collator,
+ reinterpret_cast<const UniChar *>(s1), len1,
+ reinterpret_cast<const UniChar *>(s2), len2,
+ NULL,
+ &result);
+ return result;
+}
+int QCollator::compare(const QString &str1, const QString &str2) const
+{
+ return compare(str1.constData(), str1.size(), str2.constData(), str2.size());
+}
+
+int QCollator::compare(const QStringRef &s1, const QStringRef &s2) const
+{
+ return compare(s1.constData(), s1.size(), s2.constData(), s2.size());
+}
+
+QCollatorSortKey QCollator::sortKey(const QString &string) const
+{
+ //Documentation recommends having it 5 times as big as the input
+ QVector<UCCollationValue> ret(string.size() * 5);
+ ItemCount actualSize;
+ int status = UCGetCollationKey(d->collator.collator, reinterpret_cast<const UniChar *>(string.constData()), string.count(),
+ ret.size(), &actualSize, ret.data());
+
+ ret.resize(actualSize+1);
+ if (status == kUCOutputBufferTooSmall) {
+ UCGetCollationKey(d->collator.collator, reinterpret_cast<const UniChar *>(string.constData()), string.count(),
+ ret.size(), &actualSize, ret.data());
+ }
+ ret[actualSize] = 0;
+ return QCollatorSortKey(new QCollatorSortKeyPrivate(ret));
+}
+
+bool QCollatorSortKey::operator<(const QCollatorSortKey &key) const
+{
+ return compare(key) < 0;
+}
+
+int QCollatorSortKey::compare(const QCollatorSortKey &key) const
+{
+ SInt32 order;
+ UCCompareCollationKeys(d->m_key.data(), d->m_key.size(),
+ key.d->m_key.data(), key.d->m_key.size(),
+ 0, &order);
+ return order;
+}
+
+QT_END_NAMESPACE