/**************************************************************************
**
** This file is part of Installer Framework
**
** Copyright (c) 2010-2012 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** 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:
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**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
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**
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**************************************************************************/

#ifndef MACREPLACEINSTALLNAMEOPERATION_H
#define MACREPLACEINSTALLNAMEOPERATION_H

#include "qinstallerglobal.h"

namespace QInstaller {

struct MacBinaryInfo {
    QString fileName;
    QString dynamicLibId; // if that is empty, it is an executable
    QStringList dependentDynamicLibs;

    uint qHash(const MacBinaryInfo &info);
    bool operator==(const MacBinaryInfo &rhs) const
    {
        return fileName == rhs.fileName;
    }

};

inline uint qHash(const MacBinaryInfo &info)
{
    return qHash(info.fileName) ^ qHash(info.dynamicLibId);
}

class INSTALLER_EXPORT MacReplaceInstallNamesOperation : public Operation
{
public:
    MacReplaceInstallNamesOperation();

    void backup();
    bool performOperation();
    bool undoOperation();
    bool testOperation();
    Operation *clone() const;

private:
    bool apply(const QString &searchString, const QString &replacement, const QString &searchDir);
    QSet<MacBinaryInfo> collectPatchableBinaries(const QString &searchDir);
    int updateExecutableInfo(MacBinaryInfo *binaryInfo);
    void relocateBinary(const MacBinaryInfo &info, const QString &searchString, const QString &replacement);
    bool execCommand(const QString &cmd, const QStringList &args);
};

} // namespace QInstaller

#endif // MACREPLACEINSTALLNAMEOPERATION_H