qv4compilationunitmapper_p.h

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef QV4COMPILATIONUNITMAPPER_H
#define QV4COMPILATIONUNITMAPPER_H
 
//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
 
#include <private/qv4global_p.h>
#include <QFile>
 
QT_BEGIN_NAMESPACE
 
namespace QV4 {
 
namespace CompiledData {
struct Unit;
}
 
class CompilationUnitMapper
{
public:
    CompiledData::Unit *get(
            const QString &cacheFilePath, const QDateTime &sourceTimeStamp, QString *errorString);
    static void invalidate(const QString &cacheFilePath);
 
private:
    CompiledData::Unit *open(
            const QString &cacheFilePath, const QDateTime &sourceTimeStamp, QString *errorString);
    void close();
 
#if defined(Q_OS_UNIX)
    size_t length = 0;
#endif
    void *dataPtr = nullptr;
};
 
}
 
QT_END_NAMESPACE
 
#endif // QV4COMPILATIONUNITMAPPER_H