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Diffstat (limited to 'src/qml/jsruntime/qv4alloca_p.h')
-rw-r--r-- | src/qml/jsruntime/qv4alloca_p.h | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/src/qml/jsruntime/qv4alloca_p.h b/src/qml/jsruntime/qv4alloca_p.h deleted file mode 100644 index 65c3e4d65a..0000000000 --- a/src/qml/jsruntime/qv4alloca_p.h +++ /dev/null @@ -1,108 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtQml 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 QV4_ALLOCA_H -#define QV4_ALLOCA_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/private/qglobal_p.h> - -#if QT_CONFIG(alloca_h) -# include <alloca.h> -#elif QT_CONFIG(alloca_malloc_h) -# include <malloc.h> -// This does not matter unless compiling in strict standard mode. -# ifdef Q_CC_MSVC -# define alloca _alloca -# endif -#else -# include <stdlib.h> -#endif - -// Define Q_ALLOCA_VAR macro to be used instead of #ifdeffing -// the occurrences of alloca() in case it's not supported. -// Q_ALLOCA_DECLARE and Q_ALLOCA_ASSIGN macros separate -// memory allocation from the declaration and RAII. -#define Q_ALLOCA_VAR(type, name, size) \ - Q_ALLOCA_DECLARE(type, name); \ - Q_ALLOCA_ASSIGN(type, name, size) - -#if QT_CONFIG(alloca) - -#define Q_ALLOCA_DECLARE(type, name) \ - type *name = 0 - -#define Q_ALLOCA_ASSIGN(type, name, size) \ - name = static_cast<type*>(alloca(size)) - -#else -QT_BEGIN_NAMESPACE -class Qt_AllocaWrapper -{ -public: - Qt_AllocaWrapper() { m_data = 0; } - ~Qt_AllocaWrapper() { free(m_data); } - void *data() { return m_data; } - void allocate(int size) { m_data = malloc(size); memset(m_data, 0, size); } -private: - void *m_data; -}; -QT_END_NAMESPACE - -#define Q_ALLOCA_DECLARE(type, name) \ - Qt_AllocaWrapper _qt_alloca_##name; \ - type *name = nullptr - -#define Q_ALLOCA_ASSIGN(type, name, size) \ - _qt_alloca_##name.allocate(size); \ - name = static_cast<type*>(_qt_alloca_##name.data()) - -#endif - -#endif |