diff options
Diffstat (limited to 'src/corelib/thread/qmutex_p.h')
-rw-r--r-- | src/corelib/thread/qmutex_p.h | 80 |
1 files changed, 15 insertions, 65 deletions
diff --git a/src/corelib/thread/qmutex_p.h b/src/corelib/thread/qmutex_p.h index b7d0bdab9b..aabb66fa55 100644 --- a/src/corelib/thread/qmutex_p.h +++ b/src/corelib/thread/qmutex_p.h @@ -1,43 +1,7 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Copyright (C) 2016 Intel Corporation. -** Copyright (C) 2012 Olivier Goffart <ogoffart@woboq.com> -** Contact: https://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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// Copyright (C) 2016 Intel Corporation. +// Copyright (C) 2012 Olivier Goffart <ogoffart@woboq.com> +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #ifndef QMUTEX_P_H #define QMUTEX_P_H @@ -46,10 +10,9 @@ // W A R N I N G // ------------- // -// This file is not part of the Qt API. It exists for the convenience -// of qmutex.cpp, qmutex_unix.cpp, and qmutex_win.cpp. This header -// file may change from version to version without notice, or even be -// removed. +// This file is not part of the Qt API. It exists for the convenience of +// qmutex.cpp and qmutex_unix.cpp. This header file may change from version to +// version without notice, or even be removed. // // We mean it. // @@ -60,26 +23,27 @@ #include <QtCore/qatomic.h> #include <QtCore/qdeadlinetimer.h> -#if defined(Q_OS_MAC) +#include "qplatformdefs.h" // _POSIX_VERSION + +#if defined(Q_OS_DARWIN) # include <mach/semaphore.h> #elif defined(Q_OS_UNIX) -# if _POSIX_VERSION-0 >= 200112L || _XOPEN_VERSION-0 >= 600 # include <semaphore.h> -# define QT_UNIX_SEMAPHORE -# endif #endif struct timespec; QT_BEGIN_NAMESPACE +// We manipulate the pointer to this class in inline, atomic code, +// so syncqt mustn't mark them as private, so ELFVERSION:ignore-next class QMutexPrivate { public: ~QMutexPrivate(); QMutexPrivate(); - bool wait(int timeout = -1); + bool wait(QDeadlineTimer timeout = QDeadlineTimer::Forever); void wakeUp() noexcept; // Control the lifetime of the privates @@ -118,27 +82,13 @@ public: void derefWaiters(int value) noexcept; //platform specific stuff -#if defined(Q_OS_MAC) +#if defined(Q_OS_DARWIN) semaphore_t mach_semaphore; -#elif defined(QT_UNIX_SEMAPHORE) - sem_t semaphore; #elif defined(Q_OS_UNIX) - bool wakeup; - pthread_mutex_t mutex; - pthread_cond_t cond; -#elif defined(Q_OS_WIN) - Qt::HANDLE event; + sem_t semaphore; #endif }; - -#ifdef Q_OS_UNIX -// helper functions for qmutex_unix.cpp and qwaitcondition_unix.cpp -// they are in qwaitcondition_unix.cpp actually -void qt_initialize_pthread_cond(pthread_cond_t *cond, const char *where); -void qt_abstime_for_timeout(struct timespec *ts, QDeadlineTimer deadline); -#endif - QT_END_NAMESPACE #endif // QMUTEX_P_H |