Disable tty keyboard in kms

Set QT_KMS_TTYKBD=1 to prevent this and keep vt switching, ctrl-c,
input appearing on the tty, etc. working.

Change-Id: I0071685205ae9e02536dcb71f6fef6495c48f8fb
Reviewed-by: Jørgen Lind <jorgen.lind@nokia.com>

1 files changed, 77 insertions, 0 deletions

diff --git a/src/plugins/platforms/kms/qkmsvthandler.cpp b/src/plugins/platforms/kms/qkmsvthandler.cpp
new file mode 100644
index 0000000000..88ca4bfeed
--- /dev/null
+++ b/src/plugins/platforms/kms/qkmsvthandler.cpp
@@ -0,0 +1,77 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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 1.1, 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <qkmsvthandler.h>
+#include <sys/ioctl.h>
+#include <linux/vt.h>
+#include <linux/kd.h>
+#include <QDebug>
+
+#ifdef K_OFF
+#define KBD_OFF_MODE K_OFF
+#else
+#define KBD_OFF_MODE K_RAW
+#endif
+
+QT_BEGIN_NAMESPACE
+
+QKmsVTHandler::QKmsVTHandler(QObject *parent)
+    : QObject(parent), m_tty(-1)
+{
+    if (!isatty(0))
+        return;
+
+    m_tty = 0;
+
+    ioctl(m_tty, KDGKBMODE, &m_oldKbdMode);
+    if (!qgetenv("QT_KMS_TTYKBD").toInt())
+        ioctl(m_tty, KDSKBMODE, KBD_OFF_MODE);
+}
+
+QKmsVTHandler::~QKmsVTHandler()
+{
+    if (m_tty == -1)
+        return;
+
+    ioctl(m_tty, KDSKBMODE, m_oldKbdMode);
+}
+
+QT_END_NAMESPACE