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/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** 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.
**
****************************************************************************/

#pragma once

#include <QMetaType>

#include <functional>

namespace Utils {

enum class ProcessMode {
    Reader, // This opens in ReadOnly mode if no write data or in ReadWrite mode otherwise,
            // closes the write channel afterwards.
    Writer  // This opens in ReadWrite mode and doesn't close the write channel
};

enum class ProcessImpl {
    QProcess,
    ProcessLauncher,
    Default // Defaults to ProcessLauncherImpl, if QTC_USE_QPROCESS env var is set
            // it equals to QProcessImpl.
};

enum class TerminalMode {
    Off,
    Run,
    Debug,
    Suspend,
    On = Run // Default mode for terminal set to on
};

// Miscellaneous, not process core

enum class EventLoopMode {
    Off,
    On // Avoid
};

enum class ProcessResult {
    // Finished successfully. Unless an ExitCodeInterpreter is set
    // this corresponds to a return code 0.
    FinishedWithSuccess,
    // Finished unsuccessfully. Unless an ExitCodeInterpreter is set
    // this corresponds to a return code different from 0.
    FinishedWithError,
    // Process terminated abnormally (kill)
    TerminatedAbnormally,
    // Executable could not be started
    StartFailed,
    // Hang, no output after time out
    Hang
};

using ExitCodeInterpreter = std::function<ProcessResult(int /*exitCode*/)>;

} // namespace Utils

Q_DECLARE_METATYPE(Utils::ProcessMode);