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117 lines
2.8 KiB
C++
117 lines
2.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Copyright (C) 2016 Ivailo Monev
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**
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** This file is part of the QtCore module of the Katie Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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**
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QTCONCURRENT_EXCEPTION_H
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#define QTCONCURRENT_EXCEPTION_H
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#include <QtCore/qglobal.h>
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#ifndef QT_NO_QFUTURE
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#include <QtCore/qatomic.h>
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#ifndef QT_NO_EXCEPTIONS
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# include <exception>
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#endif
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QT_BEGIN_NAMESPACE
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namespace QtConcurrent
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{
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#ifndef QT_NO_EXCEPTIONS
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class Q_CORE_EXPORT Exception : public std::exception
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{
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public:
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virtual void raise() const;
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virtual Exception *clone() const;
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};
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class Q_CORE_EXPORT UnhandledException : public Exception
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{
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public:
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void raise() const;
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Exception *clone() const;
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};
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namespace internal {
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class Base;
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class ExceptionHolder
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{
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public:
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ExceptionHolder(Exception *exception = 0);
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ExceptionHolder(const ExceptionHolder &other);
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void operator=(const ExceptionHolder &other);
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~ExceptionHolder();
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Exception *exception() const;
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Base *base;
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};
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class Q_CORE_EXPORT ExceptionStore
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{
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public:
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void setException(const Exception &e);
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bool hasException() const;
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ExceptionHolder exception();
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void throwPossibleException();
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bool hasThrown() const;
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ExceptionHolder exceptionHolder;
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};
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} // namespace internal
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#else // QT_NO_EXCEPTIONS
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namespace internal {
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class Q_CORE_EXPORT ExceptionStore
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{
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public:
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ExceptionStore() { }
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inline void throwPossibleException() const {}
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};
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} // namespace internal
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#endif
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} // namespace QtConcurrent
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QT_END_NAMESPACE
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#endif // QT_NO_CONCURRENT
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#endif
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