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// -*- c-basic-offset: 2 -*-
/*
* This file is part of the KDE libraries
* Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
* Copyright (C) 2001 Peter Kelly (pmk@post.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include "debugger.h"
#include "nodes.h"
#include <config-kjs.h>
#include "ustring.h"
#include "internal.h"
using namespace KJS;
// ------------------------------ Debugger -------------------------------------
namespace KJS {
struct AttachedInterpreter
{
AttachedInterpreter(Interpreter *i, AttachedInterpreter *ai) : interp(i), next(ai) { ++Debugger::debuggersPresent; }
~AttachedInterpreter() { --Debugger::debuggersPresent; }
Interpreter *interp;
AttachedInterpreter *next;
};
}
int Debugger::debuggersPresent = 0;
Debugger::Debugger()
{
lastLineRan = 0;
rep = new DebuggerImp();
lastSourceParsed = -1;
}
Debugger::~Debugger()
{
detach(0);
delete rep;
}
void Debugger::attach(Interpreter* interp)
{
Debugger *other = interp->debugger();
if (other == this)
return;
if (other)
other->detach(interp);
interp->setDebugger(this);
rep->interps = new AttachedInterpreter(interp, rep->interps);
}
void Debugger::detach(Interpreter* interp)
{
// iterate the addresses where AttachedInterpreter pointers are stored
// so we can unlink items from the list
AttachedInterpreter **p = &rep->interps;
AttachedInterpreter *q;
while ((q = *p)) {
if (!interp || q->interp == interp) {
*p = q->next;
q->interp->setDebugger(0);
delete q;
} else
p = &q->next;
}
if (interp)
latestExceptions.remove(interp);
else
latestExceptions.clear();
}
bool Debugger::hasHandledException(ExecState *exec, JSValue *exception)
{
if (latestExceptions.get(exec->dynamicInterpreter()).get() == exception)
return true;
latestExceptions.set(exec->dynamicInterpreter(), exception);
return false;
}
bool Debugger::sourceParsed(ExecState * /*exec*/, int /*sourceId*/, const UString &/*sourceURL*/,
const UString &/*source*/, int /*startingLineNumber*/, int /*errorLine*/, const UString & /*errorMsg*/)
{
return true;
}
bool Debugger::exception(ExecState * /*exec*/, int /*sourceId*/, int /*lineno*/,
JSValue * /*exception*/)
{
return true;
}
bool Debugger::atStatement(ExecState * /*exec*/, int /*sourceId*/, int /*firstLine*/,
int /*lastLine*/)
{
return true;
}
void Debugger::reportAtStatement(ExecState *exec, int sourceId, int firstLine, int lastLine)
{
lastLineRan = firstLine;
atStatement(exec, sourceId, firstLine, lastLine);
}
void Debugger::reportException(ExecState *exec, JSValue *exceptionVal)
{
if (!hasHandledException(exec, exceptionVal))
exception(exec, exec->currentBody() ? exec->currentBody()->sourceId() : lastSourceParsed, lastLineRan, exceptionVal);
}
bool Debugger::enterContext(ExecState * /*exec*/, int /*sourceId*/, int /*lineno*/,
JSObject * /*function*/, const List & /*args*/)
{
return true;
}
bool Debugger::exitContext(ExecState * /*exec*/, int /*sourceId*/, int /*lineno*/,
JSObject * /*function*/)
{
return true;
}
bool Debugger::shouldReindentSources() const
{
return false;
}
bool Debugger::shouldReportCaught() const
{
return false;
}
void Debugger::reportSourceParsed(ExecState *exec, FunctionBodyNode *body,
int sourceId, UString sourceURL, const UString &source,
int startingLineNumber, int errorLine, const UString &errorMsg)
{
lastSourceParsed = sourceId;
UString code = source;
if (shouldReindentSources() && body)
code = body->reindent(startingLineNumber);
sourceParsed(exec, sourceId, sourceURL, code, startingLineNumber, errorLine, errorMsg);
}
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