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Diffstat (limited to 'tools/runonphone/ossignalconverter.cpp')
-rw-r--r-- | tools/runonphone/ossignalconverter.cpp | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/tools/runonphone/ossignalconverter.cpp b/tools/runonphone/ossignalconverter.cpp new file mode 100644 index 0000000..6554e9f --- /dev/null +++ b/tools/runonphone/ossignalconverter.cpp @@ -0,0 +1,120 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the tools applications 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 Technology Preview License Agreement accompanying +** this package. +** +** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "ossignalconverter_p.h" +#include <signal.h> +#include <QTimer> + +Q_GLOBAL_STATIC(OsSignalConverter, osSignalConverter); + +OsSignalConverter* OsSignalConverter::instance() +{ + return osSignalConverter(); +} + +OsSignalConverter::OsSignalConverter() +: d(new OsSignalConverterPrivate(this)) +{ +}; + +OsSignalConverter::~OsSignalConverter() +{ +} + +OsSignalConverterPrivate::OsSignalConverterPrivate(OsSignalConverter* owner) +: QObject(owner), q(owner), poller(new QTimer(this)) +{ + trap(); + connect(poller, SIGNAL(timeout()), this, SLOT(poll())); + poller->start(1000); +} + +OsSignalConverterPrivate::~OsSignalConverterPrivate() +{ + untrap(); +} + +void OsSignalConverterPrivate::trap() +{ + signal(SIGINT, handler); + signal(SIGTERM, handler); +#ifdef SIGBREAK + signal(SIGBREAK, handler); +#endif +#ifdef SIGHUP + signal(SIGHUP, handler); +#endif +#ifdef SIGQUIT + signal(SIGQUIT, handler); +#endif +} + +void OsSignalConverterPrivate::untrap() +{ + signal(SIGINT, SIG_DFL); + signal(SIGTERM, SIG_DFL); +#ifdef SIGBREAK + signal(SIGBREAK, SIG_DFL); +#endif +#ifdef SIGHUP + signal(SIGHUP, SIG_DFL); +#endif +#ifdef SIGQUIT + signal(SIGQUIT, SIG_DFL); +#endif +} + +void OsSignalConverterPrivate::handler(int sig) +{ + untrap(); //allow 2nd ctrl-c to really kill us + terminateRequest = sig; +} + +void OsSignalConverterPrivate::poll() +{ + if (terminateRequest) { + fprintf(stderr, "\n*** caught signal %d, terminating ***\n", terminateRequest); + poller->stop(); + emit q->terminate(); + } +} + +sig_atomic_t OsSignalConverterPrivate::terminateRequest; |