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Diffstat (limited to 'src/corelib/global/qmemory_p.h')
-rw-r--r-- | src/corelib/global/qmemory_p.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/corelib/global/qmemory_p.h b/src/corelib/global/qmemory_p.h new file mode 100644 index 0000000000..ac791385bd --- /dev/null +++ b/src/corelib/global/qmemory_p.h @@ -0,0 +1,71 @@ +/**************************************************************************** +** +** Copyright (C) 2019 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Marc Mutz <marc.mutz@kdab.com> +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** 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-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef QMEMORY_P_H +#define QMEMORY_P_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 <QtCore/qglobal.h> + +#include <memory> +#include <type_traits> +#include <utility> + +QT_BEGIN_NAMESPACE + +// Like std::make_unique, but less ambitious, so keep as private API, for use in Qt itself: +template <typename T, typename... Args> +typename std::enable_if<!std::is_array<T>::value, std::unique_ptr<T>>::type +qt_make_unique(Args &&...args) +{ + return std::unique_ptr<T>{new T(std::forward<Args>(args)...)}; +} + +QT_END_NAMESPACE + +#endif /* QMEMORY_P_H */ |