Long live Qt 4.5!

1 files changed, 171 insertions, 0 deletions

diff --git a/src/dbus/qdbusthread.cpp b/src/dbus/qdbusthread.cpp
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+++ b/src/dbus/qdbusthread.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtDBus module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtCore/qmutex.h>
+#include <QtCore/qwaitcondition.h>
+
+#include <stdlib.h>
+#include <qdbus_symbols_p.h>
+
+QT_USE_NAMESPACE
+
+static DBusMutex* mutex_new()
+{
+    return reinterpret_cast<DBusMutex *>(new QMutex(QMutex::NonRecursive));
+}
+
+#if 0
+static DBusMutex* recursive_mutex_new()
+{
+    return reinterpret_cast<DBusMutex *>(new QMutex(QMutex::Recursive));
+}
+#endif
+
+static void mutex_free(DBusMutex *mutex)
+{
+    delete reinterpret_cast<QMutex *>(mutex);
+}
+
+static dbus_bool_t mutex_lock(DBusMutex *mutex)
+{
+    reinterpret_cast<QMutex *>(mutex)->lock();
+    return true;
+}
+
+static dbus_bool_t mutex_unlock(DBusMutex *mutex)
+{
+    reinterpret_cast<QMutex *>(mutex)->unlock();
+    return true;
+}
+
+static DBusCondVar* condvar_new()
+{
+    return reinterpret_cast<DBusCondVar *>(new QWaitCondition);
+}
+
+static void condvar_free(DBusCondVar *cond)
+{
+    delete reinterpret_cast<QWaitCondition *>(cond);
+}
+
+static void condvar_wait(DBusCondVar *cond, DBusMutex *mutex)
+{
+    reinterpret_cast<QWaitCondition *>(cond)->wait(reinterpret_cast<QMutex *>(mutex));
+}
+
+static dbus_bool_t condvar_wait_timeout(DBusCondVar *cond, DBusMutex *mutex, int msec)
+{
+    return reinterpret_cast<QWaitCondition *>(cond)->wait(reinterpret_cast<QMutex *>(mutex), msec);
+}
+
+static void condvar_wake_one(DBusCondVar *cond)
+{
+    reinterpret_cast<QWaitCondition *>(cond)->wakeOne();
+}
+
+static void condvar_wake_all(DBusCondVar *cond)
+{
+    reinterpret_cast<QWaitCondition *>(cond)->wakeAll();
+}
+
+QT_BEGIN_NAMESPACE
+
+bool qDBusInitThreads()
+{
+    // ### Disable the recursive mutex functions.
+    static DBusThreadFunctions fcn = {
+        DBUS_THREAD_FUNCTIONS_MUTEX_NEW_MASK |
+        DBUS_THREAD_FUNCTIONS_MUTEX_FREE_MASK |
+        DBUS_THREAD_FUNCTIONS_MUTEX_LOCK_MASK |
+        DBUS_THREAD_FUNCTIONS_MUTEX_UNLOCK_MASK |
+        DBUS_THREAD_FUNCTIONS_CONDVAR_NEW_MASK |
+        DBUS_THREAD_FUNCTIONS_CONDVAR_FREE_MASK |
+        DBUS_THREAD_FUNCTIONS_CONDVAR_WAIT_MASK |
+        DBUS_THREAD_FUNCTIONS_CONDVAR_WAIT_TIMEOUT_MASK |
+        DBUS_THREAD_FUNCTIONS_CONDVAR_WAKE_ONE_MASK |
+        DBUS_THREAD_FUNCTIONS_CONDVAR_WAKE_ALL_MASK,
+#if 0
+        DBUS_THREAD_FUNCTIONS_RECURSIVE_MUTEX_NEW_MASK |
+        DBUS_THREAD_FUNCTIONS_RECURSIVE_MUTEX_FREE_MASK |
+        DBUS_THREAD_FUNCTIONS_RECURSIVE_MUTEX_LOCK_MASK |
+        DBUS_THREAD_FUNCTIONS_RECURSIVE_MUTEX_UNLOCK_MASK,
+#endif
+        mutex_new,
+        mutex_free,
+        mutex_lock,
+        mutex_unlock,
+        condvar_new,
+        condvar_free,
+        condvar_wait,
+        condvar_wait_timeout,
+        condvar_wake_one,
+        condvar_wake_all,
+#if 0
+        recursive_mutex_new,
+        mutex_free,
+        mutex_lock,
+        mutex_unlock,
+#else
+        0, 0, 0, 0,
+#endif
+        0, 0, 0, 0
+    };
+
+#if !defined QT_LINKED_LIBDBUS
+    void (*threads_init_default)() = (void (*)())qdbus_resolve_conditionally("dbus_threads_init_default");
+    void (*threads_init)(DBusThreadFunctions *) = (void (*)(DBusThreadFunctions*))qdbus_resolve_conditionally("dbus_threads_init");
+
+    if (threads_init_default)
+        threads_init_default();
+    else if (threads_init)
+        threads_init(&fcn);
+    else
+        return false;
+
+    return true;
+#else
+    dbus_threads_init(&fcn);
+
+    return true;
+#endif
+}
+
+QT_END_NAMESPACE