diff options
Diffstat (limited to 'src/qml/jsruntime/qv4debugging_p.h')
| -rw-r--r-- | src/qml/jsruntime/qv4debugging_p.h | 193 |
1 files changed, 24 insertions, 169 deletions
diff --git a/src/qml/jsruntime/qv4debugging_p.h b/src/qml/jsruntime/qv4debugging_p.h index fdc9cac24f..9dca7e9979 100644 --- a/src/qml/jsruntime/qv4debugging_p.h +++ b/src/qml/jsruntime/qv4debugging_p.h @@ -1,38 +1,44 @@ /**************************************************************************** ** -** Copyright (C) 2015 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ +** 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. ** -** $QT_BEGIN_LICENSE:LGPL21$ +** $QT_BEGIN_LICENSE:LGPL$ ** 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 http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. +** 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 2.1 or version 3 as published by the Free -** Software Foundation and appearing in the file LICENSE.LGPLv21 and -** LICENSE.LGPLv3 included in the packaging of this file. Please review the -** following information to ensure the GNU Lesser General Public License -** requirements will be met: https://www.gnu.org/licenses/lgpl.html and -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** 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. ** -** As a special exception, The Qt Company gives you certain additional -** rights. These rights are described in The Qt Company 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 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 DEBUGGING_H -#define DEBUGGING_H +#ifndef QV4DEBUGGING_H +#define QV4DEBUGGING_H // // W A R N I N G @@ -46,50 +52,13 @@ // #include "qv4global_p.h" -#include "qv4engine_p.h" -#include "qv4context_p.h" -#include "qv4scopedvalue_p.h" - -#include <QHash> -#include <QThread> -#include <QMutex> -#include <QWaitCondition> - -#include <QtCore/QJsonObject> +#include <QtCore/qobject.h> QT_BEGIN_NAMESPACE namespace QV4 { - -struct Function; - namespace Debugging { -enum PauseReason { - PauseRequest, - BreakPoint, - Throwing, - Step -}; - -struct DebuggerBreakPoint { - DebuggerBreakPoint(const QString &fileName, int line) - : fileName(fileName), lineNumber(line) - {} - QString fileName; - int lineNumber; -}; -inline uint qHash(const DebuggerBreakPoint &b, uint seed = 0) Q_DECL_NOTHROW -{ - return qHash(b.fileName, seed) ^ b.lineNumber; -} -inline bool operator==(const DebuggerBreakPoint &a, const DebuggerBreakPoint &b) -{ - return a.lineNumber == b.lineNumber && a.fileName == b.fileName; -} - -typedef QHash<DebuggerBreakPoint, QString> BreakPoints; - class Q_QML_EXPORT Debugger : public QObject { Q_OBJECT @@ -103,123 +72,9 @@ public: virtual void aboutToThrow() = 0; }; -class Q_QML_EXPORT V4Debugger : public Debugger -{ - Q_OBJECT -public: - class Q_QML_EXPORT Job - { - public: - virtual ~Job() = 0; - virtual void run() = 0; - }; - - class Q_QML_EXPORT JavaScriptJob: public Job - { - QV4::ExecutionEngine *engine; - int frameNr; - const QString &script; - bool resultIsException; - - public: - JavaScriptJob(QV4::ExecutionEngine *engine, int frameNr, const QString &script); - void run(); - bool hasExeption() const; - - protected: - virtual void handleResult(QV4::ScopedValue &result) = 0; - }; - - enum State { - Running, - Paused - }; - - enum Speed { - FullThrottle = 0, - StepOut, - StepOver, - StepIn, - - NotStepping = FullThrottle - }; - - V4Debugger(ExecutionEngine *engine); - - ExecutionEngine *engine() const - { return m_engine; } - - void pause(); - void resume(Speed speed); - - State state() const { return m_state; } - - void addBreakPoint(const QString &fileName, int lineNumber, const QString &condition = QString()); - void removeBreakPoint(const QString &fileName, int lineNumber); - - void setBreakOnThrow(bool onoff); - - // used for testing - struct ExecutionState - { - QString fileName; - int lineNumber; - }; - ExecutionState currentExecutionState() const; - - bool pauseAtNextOpportunity() const { - return m_pauseRequested || m_haveBreakPoints || m_gatherSources || m_stepping >= StepOver; - } - - QVector<StackFrame> stackTrace(int frameLimit = -1) const; - QVector<Heap::ExecutionContext::ContextType> getScopeTypes(int frame = 0) const; - - Function *getFunction() const; - void runInEngine(Job *job); - -public: // compile-time interface - void maybeBreakAtInstruction(); - -public: // execution hooks - void enteringFunction(); - void leavingFunction(const ReturnedValue &retVal); - void aboutToThrow(); - -signals: - void sourcesCollected(QV4::Debugging::V4Debugger *self, const QStringList &sources, int seq); - void debuggerPaused(QV4::Debugging::V4Debugger *self, QV4::Debugging::PauseReason reason); - -private: - // requires lock to be held - void pauseAndWait(PauseReason reason); - bool reallyHitTheBreakPoint(const QString &filename, int linenr); - void runInEngine_havingLock(V4Debugger::Job *job); - -private: - QV4::ExecutionEngine *m_engine; - QV4::PersistentValue m_currentContext; - QMutex m_lock; - QWaitCondition m_runningCondition; - State m_state; - Speed m_stepping; - bool m_pauseRequested; - bool m_haveBreakPoints; - bool m_breakOnThrow; - - BreakPoints m_breakPoints; - QV4::PersistentValue m_returnedValue; - - Job *m_gatherSources; - Job *m_runningJob; - QWaitCondition m_jobIsRunning; -}; - } // namespace Debugging } // namespace QV4 QT_END_NAMESPACE -Q_DECLARE_METATYPE(QV4::Debugging::Debugger*) -Q_DECLARE_METATYPE(QV4::Debugging::PauseReason) - -#endif // DEBUGGING_H +#endif // QV4DEBUGGING_H |