// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

#include "appinfo.h"

Q_GLOBAL_STATIC(Utils::AppInfo, sAppInfo)

namespace Utils {

const AppInfo &appInfo()
{
    return *sAppInfo;
}

void Internal::setAppInfo(const AppInfo &info)
{
    *sAppInfo = info;
}

QString compilerString()
{
#if defined(Q_CC_CLANG) // must be before GNU, because clang claims to be GNU too
    QString platformSpecific;
#if defined(__apple_build_version__) // Apple clang has other version numbers
    platformSpecific = QLatin1String(" (Apple)");
#elif defined(Q_CC_MSVC)
    platformSpecific = QLatin1String(" (clang-cl)");
#endif
    return QLatin1String("Clang ") + QString::number(__clang_major__) + QLatin1Char('.')
           + QString::number(__clang_minor__) + platformSpecific;
#elif defined(Q_CC_GNU)
    return QLatin1String("GCC ") + QLatin1String(__VERSION__);
#elif defined(Q_CC_MSVC)
    if (_MSC_VER > 1999)
        return QLatin1String("MSVC <unknown>");
    if (_MSC_VER >= 1930)
        return QLatin1String("MSVC 2022");
    if (_MSC_VER >= 1920)
        return QLatin1String("MSVC 2019");
    if (_MSC_VER >= 1910)
        return QLatin1String("MSVC 2017");
    if (_MSC_VER >= 1900)
        return QLatin1String("MSVC 2015");
#endif
    return QLatin1String("<unknown compiler>");
}

} // namespace Utils