/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the qmake application of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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****************************************************************************/

#ifndef IOUTILS_H
#define IOUTILS_H

#include "qmake_global.h"

#include <qstring.h>

QT_BEGIN_NAMESPACE

namespace QMakeInternal {

/*!
  This class provides replacement functionality for QFileInfo, QFile & QDir,
  as these are abysmally slow.
*/
class QMAKE_EXPORT IoUtils {
public:
    enum FileType {
        FileNotFound = 0,
        FileIsRegular = 1,
        FileIsDir = 2
    };

    static FileType fileType(const QString &fileName);
    static bool exists(const QString &fileName) { return fileType(fileName) != FileNotFound; }
    static bool isRelativePath(const QString &fileName);
    static bool isAbsolutePath(const QString &fileName) { return !isRelativePath(fileName); }
    static QStringRef pathName(const QString &fileName); // Requires normalized path
    static QStringRef fileName(const QString &fileName); // Requires normalized path
    static QString resolvePath(const QString &baseDir, const QString &fileName);
    static QString shellQuoteUnix(const QString &arg);
    static QString shellQuoteWin(const QString &arg);
    static QString shellQuote(const QString &arg)
#ifdef Q_OS_UNIX
        { return shellQuoteUnix(arg); }
#else
        { return shellQuoteWin(arg); }
#endif
#if defined(PROEVALUATOR_FULL)
    static bool touchFile(const QString &targetFileName, const QString &referenceFileName, QString *errorString);
# if defined(QT_BUILD_QMAKE) && defined(Q_OS_UNIX)
    static bool readLinkTarget(const QString &symlinkPath, QString *target);
# endif
#endif
};

} // namespace ProFileEvaluatorInternal

QT_END_NAMESPACE

#endif // IOUTILS_H