forked from qt-creator/qt-creator
5b98167ebd
The engines know what they want, no need to guess again. Change-Id: Ie21b0e08eff8b81b217a08d4c47c35c35ae831d7 Reviewed-by: hjk <hjk121@nokiamail.com>
5464 lines
200 KiB
C++
5464 lines
200 KiB
C++
/****************************************************************************
|
|
**
|
|
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
|
|
** Contact: http://www.qt-project.org/legal
|
|
**
|
|
** This file is part of Qt Creator.
|
|
**
|
|
** 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 Digia. For licensing terms and
|
|
** conditions see http://qt.digia.com/licensing. For further information
|
|
** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional
|
|
** rights. These rights are described in the Digia Qt LGPL Exception
|
|
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
|
|
**
|
|
****************************************************************************/
|
|
|
|
#include "gdbengine.h"
|
|
|
|
#include "debuggerstartparameters.h"
|
|
#include "debuggerinternalconstants.h"
|
|
#include "debuggerruncontrolfactory.h"
|
|
#include "disassemblerlines.h"
|
|
#include "attachgdbadapter.h"
|
|
#include "coregdbadapter.h"
|
|
#include "localplaingdbadapter.h"
|
|
#include "termgdbadapter.h"
|
|
#include "remotegdbserveradapter.h"
|
|
#include "remoteplaingdbadapter.h"
|
|
|
|
#include "debuggeractions.h"
|
|
#include "debuggercore.h"
|
|
#include "debuggerplugin.h"
|
|
#include "debuggerprotocol.h"
|
|
#include "debuggerstringutils.h"
|
|
#include "debuggertooltipmanager.h"
|
|
#include "disassembleragent.h"
|
|
#include "gdboptionspage.h"
|
|
#include "memoryagent.h"
|
|
#include "sourceutils.h"
|
|
|
|
#include "breakhandler.h"
|
|
#include "moduleshandler.h"
|
|
#include "registerhandler.h"
|
|
#include "sourcefileshandler.h"
|
|
#include "stackhandler.h"
|
|
#include "threadshandler.h"
|
|
#include "debuggersourcepathmappingwidget.h"
|
|
#include "hostutils.h"
|
|
#include "logwindow.h"
|
|
#include "procinterrupt.h"
|
|
|
|
#include <coreplugin/icore.h>
|
|
#include <projectexplorer/taskhub.h>
|
|
#include <projectexplorer/itaskhandler.h>
|
|
#include <texteditor/itexteditor.h>
|
|
#include <utils/hostosinfo.h>
|
|
#include <utils/qtcassert.h>
|
|
#include <utils/qtcprocess.h>
|
|
#include <utils/savedaction.h>
|
|
|
|
#include <QDirIterator>
|
|
#include <QTemporaryFile>
|
|
|
|
#include <QMessageBox>
|
|
#include <QPushButton>
|
|
|
|
#ifdef Q_OS_UNIX
|
|
#include <unistd.h>
|
|
#include <dlfcn.h>
|
|
#endif
|
|
#include <ctype.h>
|
|
|
|
using namespace ProjectExplorer;
|
|
using namespace Utils;
|
|
|
|
namespace Debugger {
|
|
namespace Internal {
|
|
|
|
class GdbToolTipContext : public DebuggerToolTipContext
|
|
{
|
|
public:
|
|
GdbToolTipContext(const DebuggerToolTipContext &c) :
|
|
DebuggerToolTipContext(c), editor(0) {}
|
|
|
|
QPoint mousePosition;
|
|
QString expression;
|
|
QByteArray iname;
|
|
Core::IEditor *editor;
|
|
};
|
|
|
|
enum { debugPending = 0 };
|
|
|
|
#define PENDING_DEBUG(s) do { if (debugPending) qDebug() << s; } while (0)
|
|
|
|
#define CB(callback) &GdbEngine::callback, STRINGIFY(callback)
|
|
|
|
QByteArray GdbEngine::tooltipIName(const QString &exp)
|
|
{
|
|
return "tooltip." + exp.toLatin1().toHex();
|
|
}
|
|
|
|
static bool stateAcceptsGdbCommands(DebuggerState state)
|
|
{
|
|
switch (state) {
|
|
case EngineSetupRequested:
|
|
case EngineSetupOk:
|
|
case EngineSetupFailed:
|
|
case InferiorUnrunnable:
|
|
case InferiorSetupRequested:
|
|
case InferiorSetupFailed:
|
|
case EngineRunRequested:
|
|
case InferiorRunRequested:
|
|
case InferiorRunOk:
|
|
case InferiorStopRequested:
|
|
case InferiorStopOk:
|
|
case InferiorShutdownRequested:
|
|
case EngineShutdownRequested:
|
|
case InferiorShutdownOk:
|
|
case InferiorShutdownFailed:
|
|
return true;
|
|
case DebuggerNotReady:
|
|
case InferiorStopFailed:
|
|
case InferiorSetupOk:
|
|
case EngineRunFailed:
|
|
case InferiorExitOk:
|
|
case InferiorRunFailed:
|
|
case EngineShutdownOk:
|
|
case EngineShutdownFailed:
|
|
case DebuggerFinished:
|
|
return false;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static int ¤tToken()
|
|
{
|
|
static int token = 0;
|
|
return token;
|
|
}
|
|
|
|
static QByteArray parsePlainConsoleStream(const GdbResponse &response)
|
|
{
|
|
QByteArray out = response.consoleStreamOutput;
|
|
// FIXME: proper decoding needed
|
|
if (out.endsWith("\\n"))
|
|
out.chop(2);
|
|
while (out.endsWith('\n') || out.endsWith(' '))
|
|
out.chop(1);
|
|
int pos = out.indexOf(" = ");
|
|
return out.mid(pos + 3);
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Debuginfo Taskhandler
|
|
//
|
|
///////////////////////////////////////////////////////////////////////
|
|
|
|
class DebugInfoTask
|
|
{
|
|
public:
|
|
QString command;
|
|
};
|
|
|
|
class DebugInfoTaskHandler : public ProjectExplorer::ITaskHandler
|
|
{
|
|
public:
|
|
explicit DebugInfoTaskHandler(GdbEngine *engine)
|
|
: m_engine(engine)
|
|
{}
|
|
|
|
bool canHandle(const Task &task) const
|
|
{
|
|
return m_debugInfoTasks.contains(task.taskId);
|
|
}
|
|
|
|
void handle(const Task &task)
|
|
{
|
|
m_engine->requestDebugInformation(m_debugInfoTasks.value(task.taskId));
|
|
}
|
|
|
|
void addTask(unsigned id, const DebugInfoTask &task)
|
|
{
|
|
m_debugInfoTasks[id] = task;
|
|
}
|
|
|
|
QAction *createAction(QObject *parent) const
|
|
{
|
|
QAction *action = new QAction(DebuggerPlugin::tr("Install &Debug Information"), parent);
|
|
action->setToolTip(DebuggerPlugin::tr("Tries to install missing debug information."));
|
|
return action;
|
|
}
|
|
|
|
private:
|
|
GdbEngine *m_engine;
|
|
QHash<unsigned, DebugInfoTask> m_debugInfoTasks;
|
|
};
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// GdbEngine
|
|
//
|
|
///////////////////////////////////////////////////////////////////////
|
|
|
|
GdbEngine::GdbEngine(const DebuggerStartParameters &startParameters)
|
|
: DebuggerEngine(startParameters)
|
|
{
|
|
setObjectName(_("GdbEngine"));
|
|
|
|
m_busy = false;
|
|
m_debuggingHelperState = DebuggingHelperUninitialized;
|
|
m_gdbVersion = 100;
|
|
m_gdbBuildVersion = -1;
|
|
m_isMacGdb = false;
|
|
m_isQnxGdb = false;
|
|
m_hasBreakpointNotifications = false;
|
|
m_hasPython = false;
|
|
m_registerNamesListed = false;
|
|
m_hasInferiorThreadList = false;
|
|
m_sourcesListUpdating = false;
|
|
m_oldestAcceptableToken = -1;
|
|
m_nonDiscardableCount = 0;
|
|
m_outputCodec = QTextCodec::codecForLocale();
|
|
m_pendingBreakpointRequests = 0;
|
|
m_commandsDoneCallback = 0;
|
|
m_stackNeeded = false;
|
|
m_preparedForQmlBreak = false;
|
|
m_disassembleUsesComma = false;
|
|
m_terminalTrap = startParameters.useTerminal;
|
|
m_fullStartDone = false;
|
|
m_systemDumpersLoaded = false;
|
|
m_forceAsyncModel = false;
|
|
m_pythonAttemptedToLoad = false;
|
|
|
|
invalidateSourcesList();
|
|
|
|
m_debugInfoTaskHandler = new DebugInfoTaskHandler(this);
|
|
//ExtensionSystem::PluginManager::addObject(m_debugInfoTaskHandler);
|
|
|
|
m_commandTimer.setSingleShot(true);
|
|
connect(&m_commandTimer, SIGNAL(timeout()), SLOT(commandTimeout()));
|
|
|
|
connect(debuggerCore()->action(AutoDerefPointers), SIGNAL(valueChanged(QVariant)),
|
|
SLOT(reloadLocals()));
|
|
connect(debuggerCore()->action(CreateFullBacktrace), SIGNAL(triggered()),
|
|
SLOT(createFullBacktrace()));
|
|
connect(debuggerCore()->action(UseDebuggingHelpers), SIGNAL(valueChanged(QVariant)),
|
|
SLOT(reloadLocals()));
|
|
connect(debuggerCore()->action(UseDynamicType), SIGNAL(valueChanged(QVariant)),
|
|
SLOT(reloadLocals()));
|
|
connect(debuggerCore()->action(IntelFlavor), SIGNAL(valueChanged(QVariant)),
|
|
SLOT(reloadDisassembly()));
|
|
}
|
|
|
|
GdbEngine::~GdbEngine()
|
|
{
|
|
//ExtensionSystem::PluginManager::removeObject(m_debugInfoTaskHandler);
|
|
delete m_debugInfoTaskHandler;
|
|
m_debugInfoTaskHandler = 0;
|
|
|
|
// Prevent sending error messages afterwards.
|
|
disconnect();
|
|
}
|
|
|
|
DebuggerStartMode GdbEngine::startMode() const
|
|
{
|
|
return startParameters().startMode;
|
|
}
|
|
|
|
QString GdbEngine::errorMessage(QProcess::ProcessError error)
|
|
{
|
|
switch (error) {
|
|
case QProcess::FailedToStart:
|
|
return tr("The gdb process failed to start. Either the "
|
|
"invoked program \"%1\" is missing, or you may have insufficient "
|
|
"permissions to invoke the program.\n%2")
|
|
.arg(m_gdb, gdbProc()->errorString());
|
|
case QProcess::Crashed:
|
|
if (targetState() == DebuggerFinished)
|
|
return tr("The gdb process crashed some time after starting "
|
|
"successfully.");
|
|
else
|
|
return tr("The gdb process was ended forcefully");
|
|
case QProcess::Timedout:
|
|
return tr("The last waitFor...() function timed out. "
|
|
"The state of QProcess is unchanged, and you can try calling "
|
|
"waitFor...() again.");
|
|
case QProcess::WriteError:
|
|
return tr("An error occurred when attempting to write "
|
|
"to the gdb process. For example, the process may not be running, "
|
|
"or it may have closed its input channel.");
|
|
case QProcess::ReadError:
|
|
return tr("An error occurred when attempting to read from "
|
|
"the gdb process. For example, the process may not be running.");
|
|
default:
|
|
return tr("An unknown error in the gdb process occurred. ");
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
static void dump(const char *first, const char *middle, const QString & to)
|
|
{
|
|
QByteArray ba(first, middle - first);
|
|
Q_UNUSED(to)
|
|
// note that qDebug cuts off output after a certain size... (bug?)
|
|
qDebug("\n>>>>> %s\n%s\n====\n%s\n<<<<<\n",
|
|
qPrintable(currentTime()),
|
|
qPrintable(QString(ba).trimmed()),
|
|
qPrintable(to.trimmed()));
|
|
//qDebug() << "";
|
|
//qDebug() << qPrintable(currentTime())
|
|
// << " Reading response: " << QString(ba).trimmed() << "\n";
|
|
}
|
|
#endif
|
|
|
|
// Parse "~:gdb: unknown target exception 0xc0000139 at 0x77bef04e\n"
|
|
// and return an exception message
|
|
static inline QString msgWinException(const QByteArray &data, unsigned *exCodeIn = 0)
|
|
{
|
|
if (exCodeIn)
|
|
*exCodeIn = 0;
|
|
const int exCodePos = data.indexOf("0x");
|
|
const int blankPos = exCodePos != -1 ? data.indexOf(' ', exCodePos + 1) : -1;
|
|
const int addressPos = blankPos != -1 ? data.indexOf("0x", blankPos + 1) : -1;
|
|
if (addressPos < 0)
|
|
return GdbEngine::tr("An exception was triggered.");
|
|
const unsigned exCode = data.mid(exCodePos, blankPos - exCodePos).toUInt(0, 0);
|
|
if (exCodeIn)
|
|
*exCodeIn = exCode;
|
|
const quint64 address = data.mid(addressPos).trimmed().toULongLong(0, 0);
|
|
QString rc;
|
|
QTextStream str(&rc);
|
|
str << GdbEngine::tr("An exception was triggered: ");
|
|
formatWindowsException(exCode, address, 0, 0, 0, str);
|
|
str << '.';
|
|
return rc;
|
|
}
|
|
|
|
void GdbEngine::readDebugeeOutput(const QByteArray &data)
|
|
{
|
|
QString msg = m_outputCodec->toUnicode(data.constData(), data.length(),
|
|
&m_outputCodecState);
|
|
showMessage(msg, AppOutput);
|
|
}
|
|
|
|
static bool isNameChar(char c)
|
|
{
|
|
// could be 'stopped' or 'shlibs-added'
|
|
return (c >= 'a' && c <= 'z') || c == '-';
|
|
}
|
|
|
|
static bool contains(const QByteArray &message, const char *pattern, int size)
|
|
{
|
|
const int s = message.size();
|
|
if (s < size)
|
|
return false;
|
|
const int pos = message.indexOf(pattern);
|
|
if (pos == -1)
|
|
return false;
|
|
const bool beginFits = pos == 0 || message.at(pos - 1) == '\n';
|
|
const bool endFits = pos + size == s || message.at(pos + size) == '\n';
|
|
return beginFits && endFits;
|
|
}
|
|
|
|
static bool isGdbConnectionError(const QByteArray &message)
|
|
{
|
|
// Handle messages gdb client produces when the target exits (gdbserver)
|
|
//
|
|
// we get this as response either to a specific command, e.g.
|
|
// 31^error,msg="Remote connection closed"
|
|
// or as informative output:
|
|
// &Remote connection closed
|
|
|
|
const char msg1[] = "Remote connection closed";
|
|
const char msg2[] = "Remote communication error. Target disconnected.: No error.";
|
|
const char msg3[] = "Quit";
|
|
|
|
return contains(message, msg1, sizeof(msg1) - 1)
|
|
|| contains(message, msg2, sizeof(msg2) - 1)
|
|
|| contains(message, msg3, sizeof(msg3) - 1);
|
|
}
|
|
|
|
void GdbEngine::handleResponse(const QByteArray &buff)
|
|
{
|
|
showMessage(QString::fromLocal8Bit(buff, buff.length()), LogOutput);
|
|
|
|
if (buff.isEmpty() || buff == "(gdb) ")
|
|
return;
|
|
|
|
const char *from = buff.constData();
|
|
const char *to = from + buff.size();
|
|
const char *inner;
|
|
|
|
int token = -1;
|
|
// Token is a sequence of numbers.
|
|
for (inner = from; inner != to; ++inner)
|
|
if (*inner < '0' || *inner > '9')
|
|
break;
|
|
if (from != inner) {
|
|
token = QByteArray(from, inner - from).toInt();
|
|
from = inner;
|
|
}
|
|
|
|
// Next char decides kind of response.
|
|
const char c = *from++;
|
|
switch (c) {
|
|
case '*':
|
|
case '+':
|
|
case '=': {
|
|
QByteArray asyncClass;
|
|
for (; from != to; ++from) {
|
|
const char c = *from;
|
|
if (!isNameChar(c))
|
|
break;
|
|
asyncClass += *from;
|
|
}
|
|
|
|
GdbMi result;
|
|
while (from != to) {
|
|
GdbMi data;
|
|
if (*from != ',') {
|
|
// happens on archer where we get
|
|
// 23^running <NL> *running,thread-id="all" <NL> (gdb)
|
|
result.m_type = GdbMi::Tuple;
|
|
break;
|
|
}
|
|
++from; // skip ','
|
|
data.parseResultOrValue(from, to);
|
|
if (data.isValid()) {
|
|
//qDebug() << "parsed result:" << data.toString();
|
|
result.m_children += data;
|
|
result.m_type = GdbMi::Tuple;
|
|
}
|
|
}
|
|
if (asyncClass == "stopped") {
|
|
handleStopResponse(result);
|
|
m_pendingLogStreamOutput.clear();
|
|
m_pendingConsoleStreamOutput.clear();
|
|
} else if (asyncClass == "running") {
|
|
GdbMi threads = result.findChild("thread-id");
|
|
threadsHandler()->notifyRunning(threads.data());
|
|
if (state() == InferiorRunOk || state() == InferiorSetupRequested) {
|
|
// We get multiple *running after thread creation and in Windows terminals.
|
|
showMessage(QString::fromLatin1("NOTE: INFERIOR STILL RUNNING IN STATE %1.").
|
|
arg(QLatin1String(DebuggerEngine::stateName(state()))));
|
|
} else {
|
|
notifyInferiorRunOk();
|
|
}
|
|
} else if (asyncClass == "library-loaded") {
|
|
// Archer has 'id="/usr/lib/libdrm.so.2",
|
|
// target-name="/usr/lib/libdrm.so.2",
|
|
// host-name="/usr/lib/libdrm.so.2",
|
|
// symbols-loaded="0"
|
|
|
|
// id="/lib/i386-linux-gnu/libc.so.6"
|
|
// target-name="/lib/i386-linux-gnu/libc.so.6"
|
|
// host-name="/lib/i386-linux-gnu/libc.so.6"
|
|
// symbols-loaded="0",thread-group="i1"
|
|
QByteArray id = result.findChild("id").data();
|
|
if (!id.isEmpty())
|
|
showStatusMessage(tr("Library %1 loaded").arg(_(id)), 1000);
|
|
progressPing();
|
|
invalidateSourcesList();
|
|
Module module;
|
|
module.startAddress = 0;
|
|
module.endAddress = 0;
|
|
module.hostPath = _(result.findChild("host-name").data());
|
|
module.modulePath = _(result.findChild("target-name").data());
|
|
module.moduleName = QFileInfo(module.hostPath).baseName();
|
|
modulesHandler()->updateModule(module);
|
|
} else if (asyncClass == "library-unloaded") {
|
|
// Archer has 'id="/usr/lib/libdrm.so.2",
|
|
// target-name="/usr/lib/libdrm.so.2",
|
|
// host-name="/usr/lib/libdrm.so.2"
|
|
QByteArray id = result.findChild("id").data();
|
|
progressPing();
|
|
showStatusMessage(tr("Library %1 unloaded").arg(_(id)), 1000);
|
|
invalidateSourcesList();
|
|
} else if (asyncClass == "thread-group-added") {
|
|
// 7.1-symbianelf has "{id="i1"}"
|
|
} else if (asyncClass == "thread-group-created"
|
|
|| asyncClass == "thread-group-started") {
|
|
// Archer had only "{id="28902"}" at some point of 6.8.x.
|
|
// *-started seems to be standard in 7.1, but in early
|
|
// 7.0.x, there was a *-created instead.
|
|
progressPing();
|
|
// 7.1.50 has thread-group-started,id="i1",pid="3529"
|
|
QByteArray id = result.findChild("id").data();
|
|
showStatusMessage(tr("Thread group %1 created").arg(_(id)), 1000);
|
|
int pid = id.toInt();
|
|
if (!pid) {
|
|
id = result.findChild("pid").data();
|
|
pid = id.toInt();
|
|
}
|
|
if (pid)
|
|
notifyInferiorPid(pid);
|
|
handleThreadGroupCreated(result);
|
|
} else if (asyncClass == "thread-created") {
|
|
//"{id="1",group-id="28902"}"
|
|
QByteArray id = result.findChild("id").data();
|
|
showStatusMessage(tr("Thread %1 created").arg(_(id)), 1000);
|
|
ThreadData thread;
|
|
thread.id = ThreadId(id.toLong());
|
|
thread.groupId = result.findChild("group-id").data();
|
|
threadsHandler()->updateThread(thread);
|
|
} else if (asyncClass == "thread-group-exited") {
|
|
// Archer has "{id="28902"}"
|
|
QByteArray id = result.findChild("id").data();
|
|
showStatusMessage(tr("Thread group %1 exited").arg(_(id)), 1000);
|
|
handleThreadGroupExited(result);
|
|
} else if (asyncClass == "thread-exited") {
|
|
//"{id="1",group-id="28902"}"
|
|
QByteArray id = result.findChild("id").data();
|
|
QByteArray groupid = result.findChild("group-id").data();
|
|
showStatusMessage(tr("Thread %1 in group %2 exited")
|
|
.arg(_(id)).arg(_(groupid)), 1000);
|
|
threadsHandler()->removeThread(ThreadId(id.toLong()));
|
|
} else if (asyncClass == "thread-selected") {
|
|
QByteArray id = result.findChild("id").data();
|
|
showStatusMessage(tr("Thread %1 selected").arg(_(id)), 1000);
|
|
//"{id="2"}"
|
|
} else if (m_isMacGdb && asyncClass == "shlibs-updated") {
|
|
// Apple's gdb announces updated libs.
|
|
invalidateSourcesList();
|
|
} else if (m_isMacGdb && asyncClass == "shlibs-added") {
|
|
// Apple's gdb announces added libs.
|
|
// {shlib-info={num="2", name="libmathCommon.A_debug.dylib",
|
|
// kind="-", dyld-addr="0x7f000", reason="dyld", requested-state="Y",
|
|
// state="Y", path="/usr/lib/system/libmathCommon.A_debug.dylib",
|
|
// description="/usr/lib/system/libmathCommon.A_debug.dylib",
|
|
// loaded_addr="0x7f000", slide="0x7f000", prefix=""}}
|
|
invalidateSourcesList();
|
|
} else if (m_isMacGdb && asyncClass == "resolve-pending-breakpoint") {
|
|
// Apple's gdb announces resolved breakpoints.
|
|
// new_bp="1",pended_bp="1",new_expr="\"gdbengine.cpp\":1584",
|
|
// bkpt={number="1",type="breakpoint",disp="keep",enabled="y",
|
|
// addr="0x0000000115cc3ddf",func="foo()",file="../foo.cpp",
|
|
// line="1584",shlib="/../libFoo_debug.dylib",times="0"}
|
|
const GdbMi bkpt = result.findChild("bkpt");
|
|
const BreakpointResponseId rid(bkpt.findChild("number").data());
|
|
if (!isQmlStepBreakpoint(rid)) {
|
|
BreakHandler *handler = breakHandler();
|
|
BreakpointModelId id = handler->findBreakpointByResponseId(rid);
|
|
BreakpointResponse br = handler->response(id);
|
|
updateResponse(br, bkpt);
|
|
handler->setResponse(id, br);
|
|
attemptAdjustBreakpointLocation(id);
|
|
}
|
|
} else if (asyncClass == "breakpoint-modified") {
|
|
// New in FSF gdb since 2011-04-27.
|
|
// "{bkpt={number="3",type="breakpoint",disp="keep",
|
|
// enabled="y",addr="<MULTIPLE>",times="1",
|
|
// original-location="\\",simple_gdbtest_app.cpp\\":135"},
|
|
// {number="3.1",enabled="y",addr="0x0805ff68",
|
|
// func="Vector<int>::Vector(int)",
|
|
// file="simple_gdbtest_app.cpp",
|
|
// fullname="/data/...line="135"},{number="3.2"...}}"
|
|
|
|
// Note the leading comma in original-location. Filter it out.
|
|
// We don't need the field anyway.
|
|
QByteArray ba = result.toString();
|
|
ba = '[' + ba.mid(6, ba.size() - 7) + ']';
|
|
const int pos1 = ba.indexOf(",original-location");
|
|
const int pos2 = ba.indexOf("\":", pos1 + 2);
|
|
const int pos3 = ba.indexOf('"', pos2 + 2);
|
|
ba.remove(pos1, pos3 - pos1 + 1);
|
|
result = GdbMi();
|
|
result.fromString(ba);
|
|
BreakHandler *handler = breakHandler();
|
|
BreakpointModelId id;
|
|
BreakpointResponse br;
|
|
foreach (const GdbMi &bkpt, result.children()) {
|
|
const QByteArray nr = bkpt.findChild("number").data();
|
|
BreakpointResponseId rid(nr);
|
|
if (!isHiddenBreakpoint(rid)) {
|
|
if (nr.contains('.')) {
|
|
// A sub-breakpoint.
|
|
BreakpointResponse sub;
|
|
updateResponse(sub, bkpt);
|
|
sub.id = rid;
|
|
sub.type = br.type;
|
|
handler->insertSubBreakpoint(id, sub);
|
|
} else {
|
|
// A primary breakpoint.
|
|
id = handler->findBreakpointByResponseId(rid);
|
|
//qDebug() << "NR: " << nr << "RID: " << rid
|
|
// << "ID: " << id;
|
|
//BreakpointModelId id =
|
|
// handler->findBreakpointByResponseId(rid);
|
|
br = handler->response(id);
|
|
updateResponse(br, bkpt);
|
|
handler->setResponse(id, br);
|
|
}
|
|
}
|
|
}
|
|
m_hasBreakpointNotifications = true;
|
|
} else if (asyncClass == "breakpoint-created") {
|
|
// "{bkpt={number="1",type="breakpoint",disp="del",enabled="y",
|
|
// addr="<PENDING>",pending="main",times="0",
|
|
// original-location="main"}}" -- or --
|
|
// {bkpt={number="2",type="hw watchpoint",disp="keep",enabled="y",
|
|
// what="*0xbfffed48",times="0",original-location="*0xbfffed48"
|
|
BreakHandler *handler = breakHandler();
|
|
foreach (const GdbMi &bkpt, result.children()) {
|
|
BreakpointResponse br;
|
|
br.type = BreakpointByFileAndLine;
|
|
updateResponse(br, bkpt);
|
|
handler->handleAlienBreakpoint(br, this);
|
|
}
|
|
} else if (asyncClass == "breakpoint-deleted") {
|
|
// "breakpoint-deleted" "{id="1"}"
|
|
// New in FSF gdb since 2011-04-27.
|
|
BreakHandler *handler = breakHandler();
|
|
QByteArray nr = result.findChild("id").data();
|
|
BreakpointResponseId rid(nr);
|
|
BreakpointModelId id = handler->findBreakpointByResponseId(rid);
|
|
if (id.isValid()) {
|
|
// This also triggers when a temporary breakpoint is hit.
|
|
// We do not really want that, as this loses all information.
|
|
// FIXME: Use a special marker for this case?
|
|
if (!handler->isOneShot(id))
|
|
handler->removeAlienBreakpoint(id);
|
|
}
|
|
} else if (asyncClass == "cmd-param-changed") {
|
|
// New since 2012-08-09
|
|
// "{param="debug remote",value="1"}"
|
|
} else {
|
|
qDebug() << "IGNORED ASYNC OUTPUT"
|
|
<< asyncClass << result.toString();
|
|
}
|
|
break;
|
|
}
|
|
|
|
case '~': {
|
|
QByteArray data = GdbMi::parseCString(from, to);
|
|
m_pendingConsoleStreamOutput += data;
|
|
|
|
// Parse pid from noise.
|
|
if (!inferiorPid()) {
|
|
// Linux/Mac gdb: [New [Tt]hread 0x545 (LWP 4554)]
|
|
static QRegExp re1(_("New .hread 0x[0-9a-f]+ \\(LWP ([0-9]*)\\)"));
|
|
// MinGW 6.8: [New thread 2437.0x435345]
|
|
static QRegExp re2(_("New .hread ([0-9]+)\\.0x[0-9a-f]*"));
|
|
// Mac: [Switching to process 9294 local thread 0x2e03] or
|
|
// [Switching to process 31773]
|
|
static QRegExp re3(_("Switching to process ([0-9]+)"));
|
|
QTC_ASSERT(re1.isValid() && re2.isValid(), return);
|
|
if (re1.indexIn(_(data)) != -1)
|
|
maybeHandleInferiorPidChanged(re1.cap(1));
|
|
else if (re2.indexIn(_(data)) != -1)
|
|
maybeHandleInferiorPidChanged(re2.cap(1));
|
|
else if (re3.indexIn(_(data)) != -1)
|
|
maybeHandleInferiorPidChanged(re3.cap(1));
|
|
}
|
|
|
|
// Show some messages to give the impression something happens.
|
|
if (data.startsWith("Reading symbols from ")) {
|
|
showStatusMessage(tr("Reading %1...").arg(_(data.mid(21))), 1000);
|
|
progressPing();
|
|
invalidateSourcesList();
|
|
} else if (data.startsWith("[New ") || data.startsWith("[Thread ")) {
|
|
if (data.endsWith('\n'))
|
|
data.chop(1);
|
|
progressPing();
|
|
showStatusMessage(_(data), 1000);
|
|
} else if (data.startsWith("gdb: unknown target exception 0x")) {
|
|
// [Windows, most likely some DLL/Entry point not found]:
|
|
// "gdb: unknown target exception 0xc0000139 at 0x77bef04e"
|
|
// This may be fatal and cause the target to exit later
|
|
unsigned exCode;
|
|
m_lastWinException = msgWinException(data, &exCode);
|
|
showMessage(m_lastWinException, LogMisc);
|
|
const Task::TaskType type = isFatalWinException(exCode) ? Task::Error : Task::Warning;
|
|
const Task task(type, m_lastWinException, Utils::FileName(), 0,
|
|
Core::Id(Debugger::Constants::TASK_CATEGORY_DEBUGGER_RUNTIME));
|
|
taskHub()->addTask(task);
|
|
}
|
|
|
|
if (data.startsWith("QMLBP:")) {
|
|
int pos1 = 6;
|
|
int pos2 = data.indexOf(' ', pos1);
|
|
m_qmlBreakpointResponseId2 = BreakpointResponseId(data.mid(pos1, pos2 - pos1));
|
|
//qDebug() << "FOUND QMLBP: " << m_qmlBreakpointNumbers[2];
|
|
//qDebug() << "CURRENT: " << m_qmlBreakpointNumbers;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case '@': {
|
|
readDebugeeOutput(GdbMi::parseCString(from, to));
|
|
break;
|
|
}
|
|
|
|
case '&': {
|
|
QByteArray data = GdbMi::parseCString(from, to);
|
|
m_pendingLogStreamOutput += data;
|
|
// On Windows, the contents seem to depend on the debugger
|
|
// version and/or OS version used.
|
|
if (data.startsWith("warning:"))
|
|
showMessage(_(data.mid(9)), AppStuff); // Cut "warning: "
|
|
|
|
if (isGdbConnectionError(data)) {
|
|
notifyInferiorExited();
|
|
break;
|
|
}
|
|
|
|
if (debuggerCore()->boolSetting(IdentifyDebugInfoPackages)) {
|
|
// From SuSE's gdb: >&"Missing separate debuginfo for ...\n"
|
|
// ">&"Try: zypper install -C \"debuginfo(build-id)=c084ee5876ed1ac12730181c9f07c3e027d8e943\"\n"
|
|
if (data.startsWith("Missing separate debuginfo for ")) {
|
|
m_lastMissingDebugInfo = QString::fromLocal8Bit(data.mid(32));
|
|
} else if (data.startsWith("Try: zypper")) {
|
|
QString cmd = QString::fromLocal8Bit(data.mid(4));
|
|
|
|
Task task(Task::Warning,
|
|
tr("Missing debug information for %1\nTry: %2")
|
|
.arg(m_lastMissingDebugInfo).arg(cmd),
|
|
FileName(), 0, Core::Id(Debugger::Constants::TASK_CATEGORY_DEBUGGER_DEBUGINFO));
|
|
|
|
taskHub()->addTask(task);
|
|
|
|
DebugInfoTask dit;
|
|
dit.command = cmd;
|
|
m_debugInfoTaskHandler->addTask(task.taskId, dit);
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case '^': {
|
|
GdbResponse response;
|
|
|
|
response.token = token;
|
|
|
|
for (inner = from; inner != to; ++inner)
|
|
if (*inner < 'a' || *inner > 'z')
|
|
break;
|
|
|
|
QByteArray resultClass = QByteArray::fromRawData(from, inner - from);
|
|
if (resultClass == "done")
|
|
response.resultClass = GdbResultDone;
|
|
else if (resultClass == "running")
|
|
response.resultClass = GdbResultRunning;
|
|
else if (resultClass == "connected")
|
|
response.resultClass = GdbResultConnected;
|
|
else if (resultClass == "error")
|
|
response.resultClass = GdbResultError;
|
|
else if (resultClass == "exit")
|
|
response.resultClass = GdbResultExit;
|
|
else
|
|
response.resultClass = GdbResultUnknown;
|
|
|
|
from = inner;
|
|
if (from != to) {
|
|
if (*from == ',') {
|
|
++from;
|
|
response.data.parseTuple_helper(from, to);
|
|
response.data.m_type = GdbMi::Tuple;
|
|
response.data.m_name = "data";
|
|
} else {
|
|
// Archer has this.
|
|
response.data.m_type = GdbMi::Tuple;
|
|
response.data.m_name = "data";
|
|
}
|
|
}
|
|
|
|
//qDebug() << "\nLOG STREAM:" + m_pendingLogStreamOutput;
|
|
//qDebug() << "\nCONSOLE STREAM:" + m_pendingConsoleStreamOutput;
|
|
response.logStreamOutput = m_pendingLogStreamOutput;
|
|
response.consoleStreamOutput = m_pendingConsoleStreamOutput;
|
|
m_pendingLogStreamOutput.clear();
|
|
m_pendingConsoleStreamOutput.clear();
|
|
|
|
handleResultRecord(&response);
|
|
break;
|
|
}
|
|
default: {
|
|
qDebug() << "UNKNOWN RESPONSE TYPE '" << c << "'. REST: " << from;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void GdbEngine::readGdbStandardError()
|
|
{
|
|
QByteArray err = gdbProc()->readAllStandardError();
|
|
showMessage(_("UNEXPECTED GDB STDERR: " + err));
|
|
if (err == "Undefined command: \"bb\". Try \"help\".\n")
|
|
return;
|
|
if (err.startsWith("BFD: reopening"))
|
|
return;
|
|
qWarning() << "Unexpected GDB stderr:" << err;
|
|
}
|
|
|
|
void GdbEngine::readGdbStandardOutput()
|
|
{
|
|
m_commandTimer.start(); // Restart timer.
|
|
|
|
int newstart = 0;
|
|
int scan = m_inbuffer.size();
|
|
|
|
QByteArray out = gdbProc()->readAllStandardOutput();
|
|
m_inbuffer.append(out);
|
|
|
|
// This can trigger when a dialog starts a nested event loop.
|
|
if (m_busy)
|
|
return;
|
|
|
|
while (newstart < m_inbuffer.size()) {
|
|
int start = newstart;
|
|
int end = m_inbuffer.indexOf('\n', scan);
|
|
if (end < 0) {
|
|
m_inbuffer.remove(0, start);
|
|
return;
|
|
}
|
|
newstart = end + 1;
|
|
scan = newstart;
|
|
if (end == start)
|
|
continue;
|
|
if (m_inbuffer.at(end - 1) == '\r') {
|
|
--end;
|
|
if (end == start)
|
|
continue;
|
|
}
|
|
m_busy = true;
|
|
QByteArray ba = QByteArray::fromRawData(m_inbuffer.constData() + start, end - start);
|
|
handleResponse(ba);
|
|
m_busy = false;
|
|
}
|
|
m_inbuffer.clear();
|
|
}
|
|
|
|
void GdbEngine::interruptInferior()
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopRequested,
|
|
qDebug() << "INTERRUPT INFERIOR: " << state(); return);
|
|
|
|
if (usesExecInterrupt()) {
|
|
postCommand("-exec-interrupt", Immediate);
|
|
} else {
|
|
showStatusMessage(tr("Stop requested..."), 5000);
|
|
showMessage(_("TRYING TO INTERRUPT INFERIOR"));
|
|
interruptInferior2();
|
|
}
|
|
}
|
|
|
|
void GdbEngine::interruptInferiorTemporarily()
|
|
{
|
|
foreach (const GdbCommand &cmd, m_commandsToRunOnTemporaryBreak) {
|
|
if (cmd.flags & LosesChild) {
|
|
notifyInferiorIll();
|
|
return;
|
|
}
|
|
}
|
|
requestInterruptInferior();
|
|
}
|
|
|
|
void GdbEngine::maybeHandleInferiorPidChanged(const QString &pid0)
|
|
{
|
|
const qint64 pid = pid0.toLongLong();
|
|
if (pid == 0) {
|
|
showMessage(_("Cannot parse PID from %1").arg(pid0));
|
|
return;
|
|
}
|
|
if (pid == inferiorPid())
|
|
return;
|
|
|
|
showMessage(_("FOUND PID %1").arg(pid));
|
|
notifyInferiorPid(pid);
|
|
}
|
|
|
|
void GdbEngine::postCommand(const QByteArray &command, GdbCommandCallback callback,
|
|
const char *callbackName, const QVariant &cookie)
|
|
{
|
|
postCommand(command, NoFlags, callback, callbackName, cookie);
|
|
}
|
|
|
|
void GdbEngine::postCommand(const QByteArray &command, GdbCommandFlags flags,
|
|
GdbCommandCallback callback, const char *callbackName,
|
|
const QVariant &cookie)
|
|
{
|
|
GdbCommand cmd;
|
|
cmd.command = command;
|
|
cmd.flags = flags;
|
|
cmd.callback = callback;
|
|
cmd.callbackName = callbackName;
|
|
cmd.cookie = cookie;
|
|
postCommandHelper(cmd);
|
|
}
|
|
|
|
void GdbEngine::postCommandHelper(const GdbCommand &cmd)
|
|
{
|
|
if (!stateAcceptsGdbCommands(state())) {
|
|
PENDING_DEBUG(_("NO GDB PROCESS RUNNING, CMD IGNORED: " + cmd.command));
|
|
showMessage(_("NO GDB PROCESS RUNNING, CMD IGNORED: %1 %2")
|
|
.arg(_(cmd.command)).arg(state()));
|
|
return;
|
|
}
|
|
|
|
if (cmd.flags & RebuildBreakpointModel) {
|
|
++m_pendingBreakpointRequests;
|
|
PENDING_DEBUG(" BRWAKPOINT MODEL:" << cmd.command << "=>" << cmd.callbackName
|
|
<< "INCREMENTS PENDING TO" << m_pendingBreakpointRequests);
|
|
} else {
|
|
PENDING_DEBUG(" OTHER (IN):" << cmd.command << "=>" << cmd.callbackName
|
|
<< "LEAVES PENDING WATCH AT" << m_uncompleted.size()
|
|
<< "LEAVES PENDING BREAKPOINT AT" << m_pendingBreakpointRequests);
|
|
}
|
|
|
|
if (!(cmd.flags & Discardable))
|
|
++m_nonDiscardableCount;
|
|
|
|
// FIXME: clean up logic below
|
|
if (cmd.flags & Immediate) {
|
|
// This should always be sent.
|
|
flushCommand(cmd);
|
|
} else if ((cmd.flags & NeedsStop)
|
|
|| !m_commandsToRunOnTemporaryBreak.isEmpty()) {
|
|
if (state() == InferiorStopOk || state() == InferiorUnrunnable
|
|
|| state() == InferiorSetupRequested || state() == EngineSetupOk
|
|
|| state() == InferiorShutdownRequested) {
|
|
// Can be safely sent now.
|
|
flushCommand(cmd);
|
|
} else {
|
|
// Queue the commands that we cannot send at once.
|
|
showMessage(_("QUEUING COMMAND " + cmd.command));
|
|
m_commandsToRunOnTemporaryBreak.append(cmd);
|
|
if (state() == InferiorStopRequested) {
|
|
if (cmd.flags & LosesChild)
|
|
notifyInferiorIll();
|
|
showMessage(_("CHILD ALREADY BEING INTERRUPTED. STILL HOPING."));
|
|
// Calling shutdown() here breaks all situations where two
|
|
// NeedsStop commands are issued in quick succession.
|
|
} else if (state() == InferiorRunOk) {
|
|
showStatusMessage(tr("Stopping temporarily"), 1000);
|
|
interruptInferiorTemporarily();
|
|
} else {
|
|
qDebug() << "ATTEMPTING TO QUEUE COMMAND "
|
|
<< cmd.command << "IN INAPPROPRIATE STATE" << state();
|
|
}
|
|
}
|
|
} else if (!cmd.command.isEmpty()) {
|
|
flushCommand(cmd);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::flushQueuedCommands()
|
|
{
|
|
showStatusMessage(tr("Processing queued commands"), 1000);
|
|
while (!m_commandsToRunOnTemporaryBreak.isEmpty()) {
|
|
GdbCommand cmd = m_commandsToRunOnTemporaryBreak.takeFirst();
|
|
showMessage(_("RUNNING QUEUED COMMAND " + cmd.command + ' '
|
|
+ (cmd.callbackName ? cmd.callbackName : "<unnamed callback>")));
|
|
flushCommand(cmd);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::flushCommand(const GdbCommand &cmd0)
|
|
{
|
|
if (!stateAcceptsGdbCommands(state())) {
|
|
showMessage(_(cmd0.command), LogInput);
|
|
showMessage(_("GDB PROCESS ACCEPTS NO CMD IN STATE %1 ").arg(state()));
|
|
return;
|
|
}
|
|
|
|
QTC_ASSERT(gdbProc()->state() == QProcess::Running, return);
|
|
|
|
const int token = ++currentToken();
|
|
|
|
GdbCommand cmd = cmd0;
|
|
cmd.postTime = QTime::currentTime();
|
|
m_cookieForToken[token] = cmd;
|
|
if (cmd.flags & ConsoleCommand)
|
|
cmd.command = "-interpreter-exec console \"" + cmd.command + '"';
|
|
cmd.command = QByteArray::number(token) + cmd.command;
|
|
showMessage(_(cmd.command), LogInput);
|
|
|
|
if (m_scheduledTestResponses.contains(token)) {
|
|
// Fake response for test cases.
|
|
QByteArray buffer = m_scheduledTestResponses.value(token);
|
|
buffer.replace("@TOKEN@", QByteArray::number(token));
|
|
m_scheduledTestResponses.remove(token);
|
|
showMessage(_("FAKING TEST RESPONSE (TOKEN: %2, RESPONSE: '%3')")
|
|
.arg(token).arg(_(buffer)));
|
|
QMetaObject::invokeMethod(this, "handleResponse",
|
|
Q_ARG(QByteArray, buffer));
|
|
} else {
|
|
write(cmd.command + "\r\n");
|
|
|
|
// Start Watchdog.
|
|
if (m_commandTimer.interval() <= 20000)
|
|
m_commandTimer.setInterval(commandTimeoutTime());
|
|
// The process can die for external reason between the "-gdb-exit" was
|
|
// sent and a response could be retrieved. We don't want the watchdog
|
|
// to bark in that case since the only possible outcome is a dead
|
|
// process anyway.
|
|
if (!cmd.command.endsWith("-gdb-exit"))
|
|
m_commandTimer.start();
|
|
|
|
//if (cmd.flags & LosesChild)
|
|
// notifyInferiorIll();
|
|
}
|
|
}
|
|
|
|
int GdbEngine::commandTimeoutTime() const
|
|
{
|
|
int time = debuggerCore()->action(GdbWatchdogTimeout)->value().toInt();
|
|
return 1000 * qMax(40, time);
|
|
}
|
|
|
|
void GdbEngine::commandTimeout()
|
|
{
|
|
QList<int> keys = m_cookieForToken.keys();
|
|
qSort(keys);
|
|
bool killIt = false;
|
|
foreach (int key, keys) {
|
|
const GdbCommand &cmd = m_cookieForToken.value(key);
|
|
if (!(cmd.flags & NonCriticalResponse))
|
|
killIt = true;
|
|
QByteArray msg = QByteArray::number(key);
|
|
msg += ": " + cmd.command + " => ";
|
|
msg += cmd.callbackName ? cmd.callbackName : "<unnamed callback>";
|
|
showMessage(_(msg));
|
|
}
|
|
if (killIt) {
|
|
QStringList commands;
|
|
foreach (const GdbCommand &cookie, m_cookieForToken)
|
|
commands << QString(_("\"%1\"")).arg(
|
|
QString::fromLatin1(cookie.command));
|
|
showMessage(_("TIMED OUT WAITING FOR GDB REPLY. "
|
|
"COMMANDS STILL IN PROGRESS: ") + commands.join(_(", ")));
|
|
int timeOut = m_commandTimer.interval();
|
|
//m_commandTimer.stop();
|
|
const QString msg = tr("The gdb process has not responded "
|
|
"to a command within %n second(s). This could mean it is stuck "
|
|
"in an endless loop or taking longer than expected to perform "
|
|
"the operation.\nYou can choose between waiting "
|
|
"longer or aborting debugging.", 0, timeOut / 1000);
|
|
QMessageBox *mb = showMessageBox(QMessageBox::Critical,
|
|
tr("GDB not responding"), msg,
|
|
QMessageBox::Ok | QMessageBox::Cancel);
|
|
mb->button(QMessageBox::Cancel)->setText(tr("Give GDB more time"));
|
|
mb->button(QMessageBox::Ok)->setText(tr("Stop debugging"));
|
|
if (mb->exec() == QMessageBox::Ok) {
|
|
showMessage(_("KILLING DEBUGGER AS REQUESTED BY USER"));
|
|
// This is an undefined state, so we just pull the emergency brake.
|
|
gdbProc()->kill();
|
|
} else {
|
|
showMessage(_("CONTINUE DEBUGGER AS REQUESTED BY USER"));
|
|
}
|
|
} else {
|
|
showMessage(_("\nNON-CRITICAL TIMEOUT\n"));
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleResultRecord(GdbResponse *response)
|
|
{
|
|
//qDebug() << "TOKEN:" << response->token
|
|
// << " ACCEPTABLE:" << m_oldestAcceptableToken;
|
|
//qDebug() << "\nRESULT" << response->token << response->toString();
|
|
|
|
int token = response->token;
|
|
if (token == -1)
|
|
return;
|
|
|
|
if (!m_cookieForToken.contains(token)) {
|
|
// In theory this should not happen (rather the error should be
|
|
// reported in the "first" response to the command) in practice it
|
|
// does. We try to handle a few situations we are aware of gracefully.
|
|
// Ideally, this code should not be present at all.
|
|
showMessage(_("COOKIE FOR TOKEN %1 ALREADY EATEN (%2). "
|
|
"TWO RESPONSES FOR ONE COMMAND?").arg(token).
|
|
arg(QString::fromLatin1(stateName(state()))));
|
|
if (response->resultClass == GdbResultError) {
|
|
QByteArray msg = response->data.findChild("msg").data();
|
|
if (msg == "Cannot find new threads: generic error") {
|
|
// Handle a case known to occur on Linux/gdb 6.8 when debugging moc
|
|
// with helpers enabled. In this case we get a second response with
|
|
// msg="Cannot find new threads: generic error"
|
|
showMessage(_("APPLYING WORKAROUND #1"));
|
|
showMessageBox(QMessageBox::Critical,
|
|
tr("Executable failed"), QString::fromLocal8Bit(msg));
|
|
showStatusMessage(tr("Process failed to start"));
|
|
//shutdown();
|
|
notifyInferiorIll();
|
|
} else if (msg == "\"finish\" not meaningful in the outermost frame.") {
|
|
// Handle a case known to appear on GDB 6.4 symbianelf when
|
|
// the stack is cut due to access to protected memory.
|
|
//showMessage(_("APPLYING WORKAROUND #2"));
|
|
notifyInferiorStopOk();
|
|
} else if (msg.startsWith("Cannot find bounds of current function")) {
|
|
// Happens when running "-exec-next" in a function for which
|
|
// there is no debug information. Divert to "-exec-next-step"
|
|
showMessage(_("APPLYING WORKAROUND #3"));
|
|
notifyInferiorStopOk();
|
|
executeNextI();
|
|
} else if (msg.startsWith("Couldn't get registers: No such process.")) {
|
|
// Happens on archer-tromey-python 6.8.50.20090910-cvs
|
|
// There might to be a race between a process shutting down
|
|
// and library load messages.
|
|
showMessage(_("APPLYING WORKAROUND #4"));
|
|
notifyInferiorStopOk();
|
|
//notifyInferiorIll();
|
|
//showStatusMessage(tr("Executable failed: %1")
|
|
// .arg(QString::fromLocal8Bit(msg)));
|
|
//shutdown();
|
|
//showMessageBox(QMessageBox::Critical,
|
|
// tr("Executable failed"), QString::fromLocal8Bit(msg));
|
|
} else if (msg.contains("Cannot insert breakpoint")) {
|
|
// For breakpoints set by address to non-existent addresses we
|
|
// might get something like "6^error,msg="Warning:\nCannot insert
|
|
// breakpoint 3.\nError accessing memory address 0x34592327:
|
|
// Input/output error.\nCannot insert breakpoint 4.\nError
|
|
// accessing memory address 0x34592335: Input/output error.\n".
|
|
// This should not stop us from proceeding.
|
|
// Most notably, that happens after a "6^running" and "*running"
|
|
// We are probably sitting at _start and can't proceed as
|
|
// long as the breakpoints are enabled.
|
|
// FIXME: Should we silently disable the offending breakpoints?
|
|
showMessage(_("APPLYING WORKAROUND #5"));
|
|
showMessageBox(QMessageBox::Critical,
|
|
tr("Setting breakpoints failed"), QString::fromLocal8Bit(msg));
|
|
QTC_CHECK(state() == InferiorRunOk);
|
|
notifyInferiorSpontaneousStop();
|
|
notifyEngineIll();
|
|
} else if (isGdbConnectionError(msg)) {
|
|
notifyInferiorExited();
|
|
} else {
|
|
// Windows: Some DLL or some function not found. Report
|
|
// the exception now in a box.
|
|
if (msg.startsWith("During startup program exited with"))
|
|
notifyInferiorExited();
|
|
QString logMsg;
|
|
if (!m_lastWinException.isEmpty())
|
|
logMsg = m_lastWinException + QLatin1Char('\n');
|
|
logMsg += QString::fromLocal8Bit(msg);
|
|
showMessageBox(QMessageBox::Critical, tr("Executable Failed"), logMsg);
|
|
showStatusMessage(tr("Executable failed: %1").arg(logMsg));
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
GdbCommand cmd = m_cookieForToken.take(token);
|
|
if (debuggerCore()->boolSetting(LogTimeStamps)) {
|
|
showMessage(_("Response time: %1: %2 s")
|
|
.arg(_(cmd.command))
|
|
.arg(cmd.postTime.msecsTo(QTime::currentTime()) / 1000.),
|
|
LogTime);
|
|
}
|
|
|
|
if (response->token < m_oldestAcceptableToken && (cmd.flags & Discardable)) {
|
|
//showMessage(_("### SKIPPING OLD RESULT") + response.toString());
|
|
return;
|
|
}
|
|
|
|
response->cookie = cmd.cookie;
|
|
|
|
bool isExpectedResult =
|
|
(response->resultClass == GdbResultError) // Can always happen.
|
|
|| (response->resultClass == GdbResultRunning && (cmd.flags & RunRequest))
|
|
|| (response->resultClass == GdbResultExit && (cmd.flags & ExitRequest))
|
|
|| (response->resultClass == GdbResultDone);
|
|
// GdbResultDone can almost "always" happen. Known examples are:
|
|
// (response->resultClass == GdbResultDone && cmd.command == "continue")
|
|
// Happens with some incarnations of gdb 6.8 for "jump to line"
|
|
// (response->resultClass == GdbResultDone && cmd.command.startsWith("jump"))
|
|
// (response->resultClass == GdbResultDone && cmd.command.startsWith("detach"))
|
|
// Happens when stepping finishes very quickly and issues *stopped and ^done
|
|
// instead of ^running and *stopped
|
|
// (response->resultClass == GdbResultDone && (cmd.flags & RunRequest));
|
|
|
|
if (!isExpectedResult) {
|
|
const DebuggerStartParameters &sp = startParameters();
|
|
Abi abi = sp.toolChainAbi;
|
|
if (abi.os() == Abi::WindowsOS
|
|
&& cmd.command.startsWith("attach")
|
|
&& (sp.startMode == AttachExternal || sp.useTerminal))
|
|
{
|
|
// Ignore spurious 'running' responses to 'attach'.
|
|
} else {
|
|
QByteArray rsp = GdbResponse::stringFromResultClass(response->resultClass);
|
|
rsp = "UNEXPECTED RESPONSE '" + rsp + "' TO COMMAND '" + cmd.command + "'";
|
|
qWarning() << rsp << " AT " __FILE__ ":" STRINGIFY(__LINE__);
|
|
showMessage(_(rsp));
|
|
}
|
|
}
|
|
|
|
if (!(cmd.flags & Discardable))
|
|
--m_nonDiscardableCount;
|
|
|
|
if (cmd.callback)
|
|
(this->*cmd.callback)(*response);
|
|
|
|
if (cmd.flags & RebuildBreakpointModel) {
|
|
--m_pendingBreakpointRequests;
|
|
PENDING_DEBUG(" BREAKPOINT" << cmd.command << "=>" << cmd.callbackName
|
|
<< "DECREMENTS PENDING TO" << m_uncompleted.size());
|
|
if (m_pendingBreakpointRequests <= 0) {
|
|
PENDING_DEBUG("\n\n ... AND TRIGGERS BREAKPOINT MODEL UPDATE\n");
|
|
attemptBreakpointSynchronization();
|
|
}
|
|
} else {
|
|
PENDING_DEBUG(" OTHER (OUT):" << cmd.command << "=>" << cmd.callbackName
|
|
<< "LEAVES PENDING WATCH AT" << m_uncompleted.size()
|
|
<< "LEAVES PENDING BREAKPOINT AT" << m_pendingBreakpointRequests);
|
|
}
|
|
|
|
// Commands were queued, but we were in RunningRequested state, so the interrupt
|
|
// was postponed.
|
|
// This is done after the command callbacks so the running-requesting commands
|
|
// can assert on the right state.
|
|
if (state() == InferiorRunOk && !m_commandsToRunOnTemporaryBreak.isEmpty())
|
|
interruptInferiorTemporarily();
|
|
|
|
// Continue only if there are no commands wire anymore, so this will
|
|
// be fully synchronous.
|
|
// This is somewhat inefficient, as it makes the last command synchronous.
|
|
// An optimization would be requesting the continue immediately when the
|
|
// event loop is entered, and let individual commands have a flag to suppress
|
|
// that behavior.
|
|
if (m_commandsDoneCallback && m_cookieForToken.isEmpty()) {
|
|
showMessage(_("ALL COMMANDS DONE; INVOKING CALLBACK"));
|
|
CommandsDoneCallback cont = m_commandsDoneCallback;
|
|
m_commandsDoneCallback = 0;
|
|
(this->*cont)();
|
|
} else {
|
|
PENDING_DEBUG("MISSING TOKENS: " << m_cookieForToken.keys());
|
|
}
|
|
|
|
if (m_cookieForToken.isEmpty())
|
|
m_commandTimer.stop();
|
|
}
|
|
|
|
bool GdbEngine::acceptsDebuggerCommands() const
|
|
{
|
|
return true;
|
|
return state() == InferiorStopOk
|
|
|| state() == InferiorUnrunnable;
|
|
}
|
|
|
|
void GdbEngine::executeDebuggerCommand(const QString &command, DebuggerLanguages languages)
|
|
{
|
|
if (!(languages & CppLanguage))
|
|
return;
|
|
QTC_CHECK(acceptsDebuggerCommands());
|
|
GdbCommand cmd;
|
|
cmd.command = command.toLatin1();
|
|
flushCommand(cmd);
|
|
}
|
|
|
|
// This is called from CoreAdapter and AttachAdapter.
|
|
void GdbEngine::updateAll()
|
|
{
|
|
if (hasPython())
|
|
updateAllPython();
|
|
else
|
|
updateAllClassic();
|
|
}
|
|
|
|
void GdbEngine::handleQuerySources(const GdbResponse &response)
|
|
{
|
|
m_sourcesListUpdating = false;
|
|
if (response.resultClass == GdbResultDone) {
|
|
QMap<QString, QString> oldShortToFull = m_shortToFullName;
|
|
m_shortToFullName.clear();
|
|
m_fullToShortName.clear();
|
|
// "^done,files=[{file="../../../../bin/dumper/dumper.cpp",
|
|
// fullname="/data5/dev/ide/main/bin/dumper/dumper.cpp"},
|
|
GdbMi files = response.data.findChild("files");
|
|
foreach (const GdbMi &item, files.children()) {
|
|
GdbMi fileName = item.findChild("file");
|
|
if (fileName.data().endsWith("<built-in>"))
|
|
continue;
|
|
GdbMi fullName = item.findChild("fullname");
|
|
QString file = QString::fromLocal8Bit(fileName.data());
|
|
QString full;
|
|
if (fullName.isValid()) {
|
|
full = cleanupFullName(QString::fromLocal8Bit(fullName.data()));
|
|
m_fullToShortName[full] = file;
|
|
}
|
|
m_shortToFullName[file] = full;
|
|
}
|
|
if (m_shortToFullName != oldShortToFull)
|
|
sourceFilesHandler()->setSourceFiles(m_shortToFullName);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleExecuteJumpToLine(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultRunning) {
|
|
// All is fine. Waiting for a *running
|
|
// and the temporary breakpoint to be hit.
|
|
notifyInferiorRunOk(); // Only needed for gdb < 7.0.
|
|
} else if (response.resultClass == GdbResultDone) {
|
|
// This happens on old gdb. Trigger the effect of a '*stopped'.
|
|
showStatusMessage(tr("Jumped. Stopped"));
|
|
notifyInferiorSpontaneousStop();
|
|
handleStop2(response);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleExecuteRunToLine(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultRunning) {
|
|
// All is fine. Waiting for a *running
|
|
// and the temporary breakpoint to be hit.
|
|
} else if (response.resultClass == GdbResultDone) {
|
|
// This happens on old gdb (Mac). gdb is not stopped yet,
|
|
// but merely accepted the continue.
|
|
// >&"continue\n"
|
|
// >~"Continuing.\n"
|
|
//>~"testArray () at ../simple/app.cpp:241\n"
|
|
//>~"241\t s[1] = \"b\";\n"
|
|
//>122^done
|
|
showStatusMessage(tr("Target line hit. Stopped"));
|
|
notifyInferiorRunOk();
|
|
}
|
|
}
|
|
|
|
static bool isExitedReason(const QByteArray &reason)
|
|
{
|
|
return reason == "exited-normally" // inferior exited normally
|
|
|| reason == "exited-signalled" // inferior exited because of a signal
|
|
//|| reason == "signal-received" // inferior received signal
|
|
|| reason == "exited"; // inferior exited
|
|
}
|
|
|
|
#if 0
|
|
void GdbEngine::handleAqcuiredInferior()
|
|
{
|
|
// Reverse debugging. FIXME: Should only be used when available.
|
|
//if (debuggerCore()->boolSetting(EnableReverseDebugging))
|
|
// postCommand("target response");
|
|
|
|
tryLoadDebuggingHelpers();
|
|
|
|
# ifndef Q_OS_MAC
|
|
// intentionally after tryLoadDebuggingHelpers(),
|
|
// otherwise we'd interrupt solib loading.
|
|
if (debuggerCore()->boolSetting(AllPluginBreakpoints)) {
|
|
postCommand("set auto-solib-add on");
|
|
postCommand("set stop-on-solib-events 0");
|
|
postCommand("sharedlibrary .*");
|
|
} else if (debuggerCore()->boolSetting(SelectedPluginBreakpoints)) {
|
|
postCommand("set auto-solib-add on");
|
|
postCommand("set stop-on-solib-events 1");
|
|
postCommand("sharedlibrary "
|
|
+ theDebuggerStringSetting(SelectedPluginBreakpointsPattern));
|
|
} else if (debuggerCore()->boolSetting(NoPluginBreakpoints)) {
|
|
// should be like that already
|
|
postCommand("set auto-solib-add off");
|
|
postCommand("set stop-on-solib-events 0");
|
|
}
|
|
# endif
|
|
|
|
// It's nicer to see a bit of the world we live in.
|
|
reloadModulesInternal();
|
|
}
|
|
#endif
|
|
|
|
void GdbEngine::handleStopResponse(const GdbMi &data)
|
|
{
|
|
// Ignore trap on Windows terminals, which results in
|
|
// spurious "* stopped" message.
|
|
if (!data.isValid() && m_terminalTrap && Abi::hostAbi().os() == Abi::WindowsOS) {
|
|
m_terminalTrap = false;
|
|
showMessage(_("IGNORING TERMINAL SIGTRAP"), LogMisc);
|
|
return;
|
|
}
|
|
// This is gdb 7+'s initial *stopped in response to attach.
|
|
// For consistency, we just discard it.
|
|
if (state() == InferiorSetupRequested)
|
|
return;
|
|
|
|
if (isDying()) {
|
|
notifyInferiorStopOk();
|
|
return;
|
|
}
|
|
|
|
GdbMi threads = data.findChild("stopped-thread");
|
|
threadsHandler()->notifyStopped(threads.data());
|
|
|
|
const QByteArray reason = data.findChild("reason").data();
|
|
|
|
if (isExitedReason(reason)) {
|
|
// // The user triggered a stop, but meanwhile the app simply exited ...
|
|
// QTC_ASSERT(state() == InferiorStopRequested
|
|
// /*|| state() == InferiorStopRequested_Kill*/,
|
|
// qDebug() << state());
|
|
QString msg;
|
|
if (reason == "exited") {
|
|
msg = tr("Application exited with exit code %1")
|
|
.arg(_(data.findChild("exit-code").toString()));
|
|
} else if (reason == "exited-signalled" || reason == "signal-received") {
|
|
msg = tr("Application exited after receiving signal %1")
|
|
.arg(_(data.findChild("signal-name").toString()));
|
|
} else {
|
|
msg = tr("Application exited normally");
|
|
}
|
|
showStatusMessage(msg);
|
|
notifyInferiorExited();
|
|
return;
|
|
}
|
|
|
|
tryLoadPythonDumpers();
|
|
|
|
bool gotoHandleStop1 = true;
|
|
if (!m_fullStartDone) {
|
|
m_fullStartDone = true;
|
|
postCommand("sharedlibrary .*");
|
|
postCommand("p 3", CB(handleStop1));
|
|
gotoHandleStop1 = false;
|
|
}
|
|
|
|
BreakpointResponseId rid(data.findChild("bkptno").data());
|
|
const GdbMi frame = data.findChild("frame");
|
|
|
|
int lineNumber = 0;
|
|
QString fullName;
|
|
if (frame.isValid()) {
|
|
const GdbMi lineNumberG = frame.findChild("line");
|
|
if (lineNumberG.isValid()) {
|
|
lineNumber = lineNumberG.data().toInt();
|
|
fullName = cleanupFullName(QString::fromLocal8Bit(frame.findChild("fullname").data()));
|
|
if (fullName.isEmpty())
|
|
fullName = QString::fromLocal8Bit(frame.findChild("file").data());
|
|
} // found line number
|
|
} else {
|
|
showMessage(_("INVALID STOPPED REASON"), LogWarning);
|
|
}
|
|
|
|
if (rid.isValid() && frame.isValid()
|
|
&& !isQmlStepBreakpoint(rid)
|
|
&& !isQFatalBreakpoint(rid)) {
|
|
// Use opportunity to update the breakpoint marker position.
|
|
BreakHandler *handler = breakHandler();
|
|
//qDebug() << " PROBLEM: " << m_qmlBreakpointNumbers << rid
|
|
// << isQmlStepBreakpoint1(rid)
|
|
// << isQmlStepBreakpoint2(rid)
|
|
BreakpointModelId id = handler->findBreakpointByResponseId(rid);
|
|
const BreakpointResponse &response = handler->response(id);
|
|
QString fileName = response.fileName;
|
|
if (fileName.isEmpty())
|
|
fileName = handler->fileName(id);
|
|
if (fileName.isEmpty())
|
|
fileName = fullName;
|
|
if (!fileName.isEmpty())
|
|
handler->setMarkerFileAndLine(id, fileName, lineNumber);
|
|
}
|
|
|
|
//qDebug() << "BP " << rid << data.toString();
|
|
// Quickly set the location marker.
|
|
if (lineNumber && !debuggerCore()->boolSetting(OperateByInstruction)
|
|
&& QFileInfo(fullName).exists()
|
|
&& !isQmlStepBreakpoint(rid)
|
|
&& !isQFatalBreakpoint(rid))
|
|
gotoLocation(Location(fullName, lineNumber));
|
|
|
|
if (!m_commandsToRunOnTemporaryBreak.isEmpty()) {
|
|
QTC_ASSERT(state() == InferiorStopRequested, qDebug() << state());
|
|
notifyInferiorStopOk();
|
|
flushQueuedCommands();
|
|
if (state() == InferiorStopOk) {
|
|
QTC_CHECK(m_commandsDoneCallback == 0);
|
|
m_commandsDoneCallback = &GdbEngine::autoContinueInferior;
|
|
} else {
|
|
QTC_ASSERT(state() == InferiorShutdownRequested, qDebug() << state());
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (state() == InferiorRunOk) {
|
|
// Stop triggered by a breakpoint or otherwise not directly
|
|
// initiated by the user.
|
|
notifyInferiorSpontaneousStop();
|
|
} else if (state() == InferiorRunRequested) {
|
|
// Stop triggered by something like "-exec-step\n"
|
|
// "&"Cannot access memory at address 0xbfffedd4\n"
|
|
// or, on S40,
|
|
// "*running,thread-id="30""
|
|
// "&"Warning:\n""
|
|
// "&"Cannot insert breakpoint -33.\n"
|
|
// "&"Error accessing memory address 0x11673fc: Input/output error.\n""
|
|
// In this case a proper response 94^error,msg="" will follow and
|
|
// be handled in the result handler.
|
|
// -- or --
|
|
// *stopped arriving earlier than ^done response to an -exec-step
|
|
notifyInferiorSpontaneousStop();
|
|
} else if (state() == InferiorStopOk) {
|
|
// That's expected.
|
|
} else {
|
|
QTC_ASSERT(state() == InferiorStopRequested, qDebug() << state());
|
|
notifyInferiorStopOk();
|
|
}
|
|
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
|
|
if (isQmlStepBreakpoint1(rid))
|
|
return;
|
|
|
|
if (gotoHandleStop1)
|
|
handleStop1(data);
|
|
}
|
|
|
|
static QByteArray stopSignal(Abi abi)
|
|
{
|
|
return (abi.os() == Abi::WindowsOS) ? QByteArray("SIGTRAP") : QByteArray("SIGINT");
|
|
}
|
|
|
|
void GdbEngine::handleStop1(const GdbResponse &response)
|
|
{
|
|
handleStop1(response.cookie.value<GdbMi>());
|
|
}
|
|
|
|
void GdbEngine::handleStop1(const GdbMi &data)
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
QTC_ASSERT(!isDying(), return);
|
|
const GdbMi frame = data.findChild("frame");
|
|
const QByteArray reason = data.findChild("reason").data();
|
|
|
|
// This was seen on XP after removing a breakpoint while running
|
|
// >945*stopped,reason="signal-received",signal-name="SIGTRAP",
|
|
// signal-meaning="Trace/breakpoint trap",thread-id="2",
|
|
// frame={addr="0x7c91120f",func="ntdll!DbgUiConnectToDbg",
|
|
// args=[],from="C:\\WINDOWS\\system32\\ntdll.dll"}
|
|
// also seen on gdb 6.8-symbianelf without qXfer:libraries:read+;
|
|
// FIXME: remote.c parses "loaded" reply. It should be turning
|
|
// that into a TARGET_WAITKIND_LOADED. Does it?
|
|
// The bandaid here has the problem that it breaks for 'next' over a
|
|
// statement that indirectly loads shared libraries
|
|
// 6.1.2010: Breaks interrupting inferiors, disabled:
|
|
// if (reason == "signal-received"
|
|
// && data.findChild("signal-name").data() == "SIGTRAP") {
|
|
// continueInferiorInternal();
|
|
// return;
|
|
// }
|
|
|
|
// Jump over well-known frames.
|
|
static int stepCounter = 0;
|
|
if (debuggerCore()->boolSetting(SkipKnownFrames)) {
|
|
if (reason == "end-stepping-range" || reason == "function-finished") {
|
|
//showMessage(frame.toString());
|
|
QString funcName = _(frame.findChild("func").data());
|
|
QString fileName = QString::fromLocal8Bit(frame.findChild("file").data());
|
|
if (isLeavableFunction(funcName, fileName)) {
|
|
//showMessage(_("LEAVING ") + funcName);
|
|
++stepCounter;
|
|
executeStepOut();
|
|
return;
|
|
}
|
|
if (isSkippableFunction(funcName, fileName)) {
|
|
//showMessage(_("SKIPPING ") + funcName);
|
|
++stepCounter;
|
|
executeStep();
|
|
return;
|
|
}
|
|
//if (stepCounter)
|
|
// qDebug() << "STEPCOUNTER:" << stepCounter;
|
|
stepCounter = 0;
|
|
}
|
|
}
|
|
|
|
// Show return value if possible, usually with reason "function-finished".
|
|
// *stopped,reason="function-finished",frame={addr="0x080556da",
|
|
// func="testReturnValue",args=[],file="/../app.cpp",
|
|
// fullname="/../app.cpp",line="1611"},gdb-result-var="$1",
|
|
// return-value="{d = 0x808d998}",thread-id="1",stopped-threads="all",
|
|
// core="1"
|
|
GdbMi resultVar = data.findChild("gdb-result-var");
|
|
if (resultVar.isValid())
|
|
m_resultVarName = resultVar.data();
|
|
else
|
|
m_resultVarName.clear();
|
|
|
|
if (!m_systemDumpersLoaded) {
|
|
m_systemDumpersLoaded = true;
|
|
if (debuggerCore()->boolSetting(LoadGdbDumpers))
|
|
postCommand("importPlainDumpers");
|
|
}
|
|
|
|
bool initHelpers = m_debuggingHelperState == DebuggingHelperUninitialized
|
|
|| m_debuggingHelperState == DebuggingHelperLoadTried;
|
|
// Don't load helpers on stops triggered by signals unless it's
|
|
// an intentional trap.
|
|
if (initHelpers
|
|
&& dumperHandling() != DumperLoadedByGdbPreload
|
|
&& reason == "signal-received") {
|
|
const QByteArray name = data.findChild("signal-name").data();
|
|
const DebuggerStartParameters &sp = startParameters();
|
|
if (name != stopSignal(sp.toolChainAbi))
|
|
initHelpers = false;
|
|
}
|
|
if (isSynchronous())
|
|
initHelpers = false;
|
|
if (initHelpers) {
|
|
tryLoadDebuggingHelpersClassic();
|
|
QVariant var = QVariant::fromValue<GdbMi>(data);
|
|
postCommand("p 4", CB(handleStop2), var); // dummy
|
|
} else {
|
|
handleStop2(data);
|
|
}
|
|
// Dumper loading is sequenced, as otherwise the display functions
|
|
// will start requesting data without knowing that dumpers are available.
|
|
}
|
|
|
|
void GdbEngine::handleStop2(const GdbResponse &response)
|
|
{
|
|
handleStop2(response.cookie.value<GdbMi>());
|
|
}
|
|
|
|
void GdbEngine::handleStop2(const GdbMi &data)
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
QTC_ASSERT(!isDying(), return);
|
|
|
|
// A user initiated stop looks like the following. Note that there is
|
|
// this extra "stopper thread" created and "properly" reported by gdb.
|
|
//
|
|
// dNOTE: INFERIOR RUN OK
|
|
// dState changed from InferiorRunRequested(10) to InferiorRunOk(11).
|
|
// >*running,thread-id="all"
|
|
// >=thread-exited,id="11",group-id="i1"
|
|
// sThread 11 in group i1 exited
|
|
// dState changed from InferiorRunOk(11) to InferiorStopRequested(13).
|
|
// dCALL: INTERRUPT INFERIOR
|
|
// sStop requested...
|
|
// dTRYING TO INTERRUPT INFERIOR
|
|
// >=thread-created,id="12",group-id="i1"
|
|
// sThread 12 created
|
|
// >~"[New Thread 8576.0x1154]\n"
|
|
// s[New Thread 8576.0x1154]
|
|
// >*running,thread-id="all"
|
|
// >~"[Switching to Thread 8576.0x1154]\n"
|
|
// >*stopped,reason="signal-received",signal-name="SIGTRAP",
|
|
// signal-meaning="Trace/breakpointtrap",frame={addr="0x7c90120f",func=
|
|
// "ntdll!DbgUiConnectToDbg",args=[],from="C:\\WINDOWS\\system32\\ntdll.dll"},
|
|
// thread-id="12",stopped-threads="all"
|
|
// dNOTE: INFERIOR STOP OK
|
|
// dState changed from InferiorStopRequested(13) to InferiorStopOk(14).
|
|
|
|
const QByteArray reason = data.findChild("reason").data();
|
|
const QByteArray func = data.findChild("frame").findChild("from").data();
|
|
const DebuggerStartParameters &sp = startParameters();
|
|
|
|
bool isStopperThread = false;
|
|
|
|
if (sp.useTerminal
|
|
&& reason == "signal-received"
|
|
&& data.findChild("signal-name").data() == "SIGSTOP"
|
|
&& (func.endsWith("/ld-linux.so.2")
|
|
|| func.endsWith("/ld-linux-x86-64.so.2")))
|
|
{
|
|
// Ignore signals from the process stub.
|
|
showMessage(_("INTERNAL CONTINUE AFTER SIGSTOP FROM STUB"), LogMisc);
|
|
continueInferiorInternal();
|
|
return;
|
|
}
|
|
|
|
if (sp.toolChainAbi.os() == Abi::WindowsOS
|
|
&& sp.useTerminal
|
|
&& reason == "signal-received"
|
|
&& data.findChild("signal-name").data() == "SIGTRAP")
|
|
{
|
|
// This is the stopper thread. That also means that the
|
|
// reported thread is not the one we'd like to expose
|
|
// to the user.
|
|
isStopperThread = true;
|
|
}
|
|
|
|
if (m_breakListOutdated) {
|
|
reloadBreakListInternal();
|
|
} else {
|
|
// Older gdb versions do not produce "library loaded" messages
|
|
// so the breakpoint update is not triggered.
|
|
if (m_gdbVersion < 70000 && !m_isMacGdb && breakHandler()->size() > 0)
|
|
reloadBreakListInternal();
|
|
}
|
|
|
|
if (reason == "watchpoint-trigger") {
|
|
// *stopped,reason="watchpoint-trigger",wpt={number="2",exp="*0xbfffed40"},
|
|
// value={old="1",new="0"},frame={addr="0x00451e1b",
|
|
// func="QScopedPointer",args=[{name="this",value="0xbfffed40"},
|
|
// {name="p",value="0x0"}],file="x.h",fullname="/home/.../x.h",line="95"},
|
|
// thread-id="1",stopped-threads="all",core="2"
|
|
const GdbMi wpt = data.findChild("wpt");
|
|
const BreakpointResponseId rid(wpt.findChild("number").data());
|
|
const BreakpointModelId id = breakHandler()->findBreakpointByResponseId(rid);
|
|
const quint64 bpAddress = wpt.findChild("exp").data().mid(1).toULongLong(0, 0);
|
|
QString msg;
|
|
if (id && breakHandler()->type(id) == WatchpointAtExpression)
|
|
msg = msgWatchpointByExpressionTriggered(id, rid.majorPart(),
|
|
breakHandler()->expression(id));
|
|
if (id && breakHandler()->type(id) == WatchpointAtAddress)
|
|
msg = msgWatchpointByAddressTriggered(id, rid.majorPart(), bpAddress);
|
|
GdbMi value = data.findChild("value");
|
|
GdbMi oldValue = value.findChild("old");
|
|
GdbMi newValue = value.findChild("new");
|
|
if (oldValue.isValid() && newValue.isValid()) {
|
|
msg += QLatin1Char(' ');
|
|
msg += tr("Value changed from %1 to %2.")
|
|
.arg(_(oldValue.data())).arg(_(newValue.data()));
|
|
}
|
|
showStatusMessage(msg);
|
|
} else if (reason == "breakpoint-hit") {
|
|
GdbMi gNumber = data.findChild("bkptno"); // 'number' or 'bkptno'?
|
|
if (!gNumber.isValid())
|
|
gNumber = data.findChild("number");
|
|
const BreakpointResponseId rid(gNumber.data());
|
|
const QByteArray threadId = data.findChild("thread-id").data();
|
|
const BreakpointModelId id = breakHandler()->findBreakpointByResponseId(rid);
|
|
showStatusMessage(msgBreakpointTriggered(id, rid.majorPart(), _(threadId)));
|
|
m_currentThread = threadId;
|
|
} else {
|
|
QString reasontr = msgStopped(_(reason));
|
|
if (reason == "signal-received") {
|
|
QByteArray name = data.findChild("signal-name").data();
|
|
QByteArray meaning = data.findChild("signal-meaning").data();
|
|
// Ignore these as they are showing up regularly when
|
|
// stopping debugging.
|
|
if (name == stopSignal(sp.toolChainAbi)) {
|
|
showMessage(_(name + " CONSIDERED HARMLESS. CONTINUING."));
|
|
} else {
|
|
showMessage(_("HANDLING SIGNAL " + name));
|
|
if (debuggerCore()->boolSetting(UseMessageBoxForSignals)
|
|
&& !isStopperThread && !isAutoTestRunning())
|
|
showStoppedBySignalMessageBox(_(meaning), _(name));
|
|
if (!name.isEmpty() && !meaning.isEmpty())
|
|
reasontr = msgStoppedBySignal(_(meaning), _(name));
|
|
}
|
|
}
|
|
|
|
if (reason.isEmpty())
|
|
showStatusMessage(msgStopped());
|
|
else
|
|
showStatusMessage(reasontr);
|
|
}
|
|
|
|
// Let the event loop run before deciding whether to update the stack.
|
|
m_stackNeeded = true; // setTokenBarrier() might reset this.
|
|
QTimer::singleShot(0, this, SLOT(handleStop2()));
|
|
}
|
|
|
|
void GdbEngine::handleStop2()
|
|
{
|
|
// We are already continuing.
|
|
if (!m_stackNeeded)
|
|
return;
|
|
|
|
if (supportsThreads()) {
|
|
if (m_isMacGdb || m_gdbVersion < 70100) {
|
|
postCommand("-thread-list-ids", Discardable, CB(handleThreadListIds));
|
|
} else {
|
|
// This is only available in gdb 7.1+.
|
|
postCommand("-thread-info", Discardable, CB(handleThreadInfo));
|
|
}
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleInfoProc(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
static QRegExp re(_("\\bprocess ([0-9]+)\n"));
|
|
QTC_ASSERT(re.isValid(), return);
|
|
if (re.indexIn(_(response.consoleStreamOutput)) != -1)
|
|
maybeHandleInferiorPidChanged(re.cap(1));
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleShowVersion(const GdbResponse &response)
|
|
{
|
|
showMessage(_("PARSING VERSION: " + response.toString()));
|
|
if (response.resultClass == GdbResultDone) {
|
|
m_gdbVersion = 100;
|
|
m_gdbBuildVersion = -1;
|
|
m_isMacGdb = false;
|
|
m_isQnxGdb = false;
|
|
QString msg = QString::fromLocal8Bit(response.consoleStreamOutput);
|
|
extractGdbVersion(msg,
|
|
&m_gdbVersion, &m_gdbBuildVersion, &m_isMacGdb, &m_isQnxGdb);
|
|
|
|
// On Mac, fsf gdb does not work sufficiently well,
|
|
// and on Linux and Windows we require at least 7.2.
|
|
// Older versions with python still work, but can
|
|
// be significantly slower.
|
|
bool isSupported = m_isMacGdb ? m_gdbVersion < 70000
|
|
: (m_gdbVersion > 70200 && m_gdbVersion < 200000);
|
|
if (isSupported)
|
|
showMessage(_("SUPPORTED GDB VERSION ") + msg);
|
|
else
|
|
showMessage(_("UNSUPPORTED GDB VERSION ") + msg);
|
|
|
|
showMessage(_("USING GDB VERSION: %1, BUILD: %2%3").arg(m_gdbVersion)
|
|
.arg(m_gdbBuildVersion).arg(_(m_isMacGdb ? " (APPLE)" : "")));
|
|
|
|
if (m_gdbVersion > 70300)
|
|
m_hasBreakpointNotifications = true;
|
|
|
|
if (usesExecInterrupt())
|
|
postCommand("set target-async on", ConsoleCommand);
|
|
else
|
|
postCommand("set target-async off", ConsoleCommand);
|
|
|
|
if (startParameters().multiProcess)
|
|
postCommand("set detach-on-fork off", ConsoleCommand);
|
|
|
|
postCommand("set build-id-verbose 2", ConsoleCommand);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleListFeatures(const GdbResponse &response)
|
|
{
|
|
showMessage(_("FEATURES: " + response.toString()));
|
|
}
|
|
|
|
void GdbEngine::handleHasPython(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone)
|
|
m_hasPython = true;
|
|
else
|
|
pythonDumpersFailed();
|
|
}
|
|
|
|
void GdbEngine::handlePythonSetup(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
postCommand("python qqStringCutOff = "
|
|
+ debuggerCore()->action(MaximalStringLength)->value().toByteArray(),
|
|
ConsoleCommand|NonCriticalResponse);
|
|
|
|
m_hasPython = true;
|
|
GdbMi data;
|
|
data.fromStringMultiple(response.consoleStreamOutput);
|
|
const GdbMi dumpers = data.findChild("dumpers");
|
|
foreach (const GdbMi &dumper, dumpers.children()) {
|
|
QByteArray type = dumper.findChild("type").data();
|
|
QStringList formats(tr("Raw structure"));
|
|
foreach (const QByteArray &format,
|
|
dumper.findChild("formats").data().split(',')) {
|
|
if (format == "Normal")
|
|
formats.append(tr("Normal"));
|
|
else if (format == "Displayed")
|
|
formats.append(tr("Displayed"));
|
|
else if (!format.isEmpty())
|
|
formats.append(_(format));
|
|
}
|
|
watchHandler()->addTypeFormats(type, formats);
|
|
}
|
|
const GdbMi hasInferiorThreadList = data.findChild("hasInferiorThreadList");
|
|
m_hasInferiorThreadList = (hasInferiorThreadList.data().toInt() != 0);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::pythonDumpersFailed()
|
|
{
|
|
m_hasPython = false;
|
|
const DebuggerStartParameters &sp = startParameters();
|
|
if (dumperHandling() == DumperLoadedByGdbPreload && checkDebuggingHelpersClassic()) {
|
|
QByteArray cmd = "set environment ";
|
|
if (sp.toolChainAbi.os() == Abi::MacOS)
|
|
cmd += "DYLD_INSERT_LIBRARIES";
|
|
else
|
|
cmd += "LD_PRELOAD";
|
|
cmd += ' ';
|
|
if (sp.startMode != StartRemoteGdb)
|
|
cmd += sp.dumperLibrary.toLocal8Bit();
|
|
postCommand(cmd);
|
|
m_debuggingHelperState = DebuggingHelperLoadTried;
|
|
}
|
|
}
|
|
|
|
void GdbEngine::showExecutionError(const QString &message)
|
|
{
|
|
showMessageBox(QMessageBox::Critical, tr("Execution Error"),
|
|
tr("Cannot continue debugged process:\n") + message);
|
|
}
|
|
|
|
void GdbEngine::handleExecuteContinue(const GdbResponse &response)
|
|
{
|
|
QTC_ASSERT(state() == InferiorRunRequested, qDebug() << state());
|
|
if (response.resultClass == GdbResultRunning) {
|
|
// All is fine. Waiting for a *running.
|
|
notifyInferiorRunOk(); // Only needed for gdb < 7.0.
|
|
return;
|
|
}
|
|
QByteArray msg = response.data.findChild("msg").data();
|
|
if (msg.startsWith("Cannot find bounds of current function")) {
|
|
notifyInferiorRunFailed();
|
|
if (isDying())
|
|
return;
|
|
if (!m_commandsToRunOnTemporaryBreak.isEmpty())
|
|
flushQueuedCommands();
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
showStatusMessage(tr("Stopped."), 5000);
|
|
reloadStack(true);
|
|
} else if (msg.startsWith("Cannot access memory at address")) {
|
|
// Happens on single step on ARM prolog and epilogs.
|
|
} else if (msg.startsWith("\"finish\" not meaningful in the outermost frame")) {
|
|
notifyInferiorRunFailed();
|
|
if (isDying())
|
|
return;
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
// FIXME: Fix translation in master.
|
|
showStatusMessage(QString::fromLocal8Bit(msg), 5000);
|
|
gotoLocation(stackHandler()->currentFrame());
|
|
} else if (msg.startsWith("Cannot execute this command while the selected thread is running.")) {
|
|
showExecutionError(QString::fromLocal8Bit(msg));
|
|
notifyInferiorRunFailed() ;
|
|
} else {
|
|
showExecutionError(QString::fromLocal8Bit(msg));
|
|
notifyInferiorIll();
|
|
}
|
|
}
|
|
|
|
QString GdbEngine::fullName(const QString &fileName)
|
|
{
|
|
if (fileName.isEmpty())
|
|
return QString();
|
|
QTC_ASSERT(!m_sourcesListUpdating, /* */);
|
|
return m_shortToFullName.value(fileName, QString());
|
|
}
|
|
|
|
QString GdbEngine::cleanupFullName(const QString &fileName)
|
|
{
|
|
QString cleanFilePath = fileName;
|
|
|
|
// Gdb running on windows often delivers "fullnames" which
|
|
// (a) have no drive letter and (b) are not normalized.
|
|
if (Abi::hostAbi().os() == Abi::WindowsOS) {
|
|
QTC_ASSERT(!fileName.isEmpty(), return QString());
|
|
QFileInfo fi(fileName);
|
|
if (fi.isReadable())
|
|
cleanFilePath = QDir::cleanPath(fi.absoluteFilePath());
|
|
}
|
|
if (startMode() == StartRemoteGdb) {
|
|
cleanFilePath.replace(0, startParameters().remoteMountPoint.length(),
|
|
startParameters().localMountDir);
|
|
}
|
|
|
|
if (!debuggerCore()->boolSetting(AutoEnrichParameters))
|
|
return cleanFilePath;
|
|
|
|
const QString sysroot = startParameters().sysRoot;
|
|
if (QFileInfo(cleanFilePath).isReadable())
|
|
return cleanFilePath;
|
|
if (!sysroot.isEmpty() && fileName.startsWith(QLatin1Char('/'))) {
|
|
cleanFilePath = sysroot + fileName;
|
|
if (QFileInfo(cleanFilePath).isReadable())
|
|
return cleanFilePath;
|
|
}
|
|
if (m_baseNameToFullName.isEmpty()) {
|
|
QString debugSource = sysroot + QLatin1String("/usr/src/debug");
|
|
if (QFileInfo(debugSource).isDir()) {
|
|
QDirIterator it(debugSource, QDirIterator::Subdirectories);
|
|
while (it.hasNext()) {
|
|
it.next();
|
|
QString name = it.fileName();
|
|
if (!name.startsWith(QLatin1Char('.'))) {
|
|
QString path = it.filePath();
|
|
m_baseNameToFullName.insert(name, path);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
cleanFilePath.clear();
|
|
const QString base = QFileInfo(fileName).fileName();
|
|
|
|
QMap<QString, QString>::const_iterator jt = m_baseNameToFullName.find(base);
|
|
while (jt != m_baseNameToFullName.end() && jt.key() == base) {
|
|
// FIXME: Use some heuristics to find the "best" match.
|
|
return jt.value();
|
|
//++jt;
|
|
}
|
|
|
|
return cleanFilePath;
|
|
}
|
|
|
|
void GdbEngine::shutdownInferior()
|
|
{
|
|
QTC_ASSERT(state() == InferiorShutdownRequested, qDebug() << state());
|
|
m_commandsToRunOnTemporaryBreak.clear();
|
|
switch (startParameters().closeMode) {
|
|
case KillAtClose:
|
|
postCommand("kill", NeedsStop | LosesChild, CB(handleInferiorShutdown));
|
|
return;
|
|
case DetachAtClose:
|
|
postCommand("detach", NeedsStop | LosesChild, CB(handleInferiorShutdown));
|
|
return;
|
|
}
|
|
QTC_ASSERT(false, notifyInferiorShutdownFailed());
|
|
}
|
|
|
|
void GdbEngine::handleInferiorShutdown(const GdbResponse &response)
|
|
{
|
|
QTC_ASSERT(state() == InferiorShutdownRequested, qDebug() << state());
|
|
if (response.resultClass == GdbResultDone) {
|
|
notifyInferiorShutdownOk();
|
|
return;
|
|
}
|
|
QByteArray ba = response.data.findChild("msg").data();
|
|
if (ba.contains(": No such file or directory.")) {
|
|
// This happens when someone removed the binary behind our back.
|
|
// It is not really an error from a user's point of view.
|
|
showMessage(_("NOTE: " + ba));
|
|
notifyInferiorShutdownOk();
|
|
return;
|
|
}
|
|
showMessageBox(QMessageBox::Critical,
|
|
tr("Failed to shut down application"),
|
|
msgInferiorStopFailed(QString::fromLocal8Bit(ba)));
|
|
notifyInferiorShutdownFailed();
|
|
}
|
|
|
|
void GdbEngine::notifyAdapterShutdownFailed()
|
|
{
|
|
showMessage(_("ADAPTER SHUTDOWN FAILED"));
|
|
QTC_ASSERT(state() == EngineShutdownRequested, qDebug() << state());
|
|
notifyEngineShutdownFailed();
|
|
}
|
|
|
|
void GdbEngine::notifyAdapterShutdownOk()
|
|
{
|
|
QTC_ASSERT(state() == EngineShutdownRequested, qDebug() << state());
|
|
showMessage(_("INITIATE GDBENGINE SHUTDOWN IN STATE %1, PROC: %2")
|
|
.arg(lastGoodState()).arg(gdbProc()->state()));
|
|
m_commandsDoneCallback = 0;
|
|
switch (gdbProc()->state()) {
|
|
case QProcess::Running:
|
|
postCommand("-gdb-exit", GdbEngine::ExitRequest, CB(handleGdbExit));
|
|
break;
|
|
case QProcess::NotRunning:
|
|
// Cannot find executable.
|
|
notifyEngineShutdownOk();
|
|
break;
|
|
case QProcess::Starting:
|
|
showMessage(_("GDB NOT REALLY RUNNING; KILLING IT"));
|
|
gdbProc()->kill();
|
|
notifyEngineShutdownFailed();
|
|
break;
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleGdbExit(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultExit) {
|
|
showMessage(_("GDB CLAIMS EXIT; WAITING"));
|
|
// Don't set state here, this will be handled in handleGdbFinished()
|
|
//notifyEngineShutdownOk();
|
|
} else {
|
|
QString msg = msgGdbStopFailed(
|
|
QString::fromLocal8Bit(response.data.findChild("msg").data()));
|
|
qDebug() << (_("GDB WON'T EXIT (%1); KILLING IT").arg(msg));
|
|
showMessage(_("GDB WON'T EXIT (%1); KILLING IT").arg(msg));
|
|
gdbProc()->kill();
|
|
}
|
|
}
|
|
|
|
void GdbEngine::detachDebugger()
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
QTC_ASSERT(startMode() != AttachCore, qDebug() << startMode());
|
|
postCommand("detach", GdbEngine::ExitRequest, CB(handleDetach));
|
|
}
|
|
|
|
void GdbEngine::handleDetach(const GdbResponse &response)
|
|
{
|
|
Q_UNUSED(response);
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
notifyInferiorExited();
|
|
}
|
|
|
|
void GdbEngine::handleThreadGroupCreated(const GdbMi &result)
|
|
{
|
|
QByteArray id = result.findChild("id").data();
|
|
QByteArray pid = result.findChild("pid").data();
|
|
Q_UNUSED(id);
|
|
Q_UNUSED(pid);
|
|
}
|
|
|
|
void GdbEngine::handleThreadGroupExited(const GdbMi &result)
|
|
{
|
|
QByteArray id = result.findChild("id").data();
|
|
}
|
|
|
|
int GdbEngine::currentFrame() const
|
|
{
|
|
return stackHandler()->currentIndex();
|
|
}
|
|
|
|
static QString msgNoGdbBinaryForToolChain(const Abi &tc)
|
|
{
|
|
return GdbEngine::tr("There is no GDB binary available for binaries in format '%1'")
|
|
.arg(tc.toString());
|
|
}
|
|
|
|
bool GdbEngine::hasCapability(unsigned cap) const
|
|
{
|
|
if (cap & (ReverseSteppingCapability
|
|
| AutoDerefPointersCapability
|
|
| DisassemblerCapability
|
|
| RegisterCapability
|
|
| ShowMemoryCapability
|
|
| JumpToLineCapability
|
|
| ReloadModuleCapability
|
|
| ReloadModuleSymbolsCapability
|
|
| BreakOnThrowAndCatchCapability
|
|
| BreakConditionCapability
|
|
| TracePointCapability
|
|
| ReturnFromFunctionCapability
|
|
| CreateFullBacktraceCapability
|
|
| WatchpointByAddressCapability
|
|
| WatchpointByExpressionCapability
|
|
| AddWatcherCapability
|
|
| WatchWidgetsCapability
|
|
| ShowModuleSymbolsCapability
|
|
| ShowModuleSectionsCapability
|
|
| CatchCapability
|
|
| OperateByInstructionCapability
|
|
| RunToLineCapability
|
|
| WatchComplexExpressionsCapability
|
|
| MemoryAddressCapability))
|
|
return true;
|
|
|
|
if (startParameters().startMode == AttachCore)
|
|
return false;
|
|
|
|
// FIXME: Remove in case we have gdb 7.x on Mac.
|
|
if (startParameters().toolChainAbi.os() == Abi::MacOS)
|
|
return false;
|
|
|
|
return cap == SnapshotCapability;
|
|
}
|
|
|
|
|
|
void GdbEngine::continueInferiorInternal()
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
notifyInferiorRunRequested();
|
|
showStatusMessage(tr("Running requested..."), 5000);
|
|
QTC_ASSERT(state() == InferiorRunRequested, qDebug() << state());
|
|
postCommand("-exec-continue", RunRequest, CB(handleExecuteContinue));
|
|
}
|
|
|
|
void GdbEngine::autoContinueInferior()
|
|
{
|
|
resetLocation();
|
|
continueInferiorInternal();
|
|
showStatusMessage(tr("Continuing after temporary stop..."), 1000);
|
|
}
|
|
|
|
void GdbEngine::continueInferior()
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
setTokenBarrier();
|
|
continueInferiorInternal();
|
|
}
|
|
|
|
void GdbEngine::executeStep()
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
setTokenBarrier();
|
|
notifyInferiorRunRequested();
|
|
showStatusMessage(tr("Step requested..."), 5000);
|
|
if (isReverseDebugging())
|
|
postCommand("reverse-step", RunRequest, CB(handleExecuteStep));
|
|
else
|
|
postCommand("-exec-step", RunRequest, CB(handleExecuteStep));
|
|
}
|
|
|
|
void GdbEngine::handleExecuteStep(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
// Step was finishing too quick, and a '*stopped' messages should
|
|
// have preceded it, so just ignore this result.
|
|
QTC_CHECK(state() == InferiorStopOk);
|
|
return;
|
|
}
|
|
QTC_ASSERT(state() == InferiorRunRequested, qDebug() << state());
|
|
if (response.resultClass == GdbResultRunning) {
|
|
// All is fine. Waiting for a *running.
|
|
notifyInferiorRunOk(); // Only needed for gdb < 7.0.
|
|
return;
|
|
}
|
|
QByteArray msg = response.data.findChild("msg").data();
|
|
if (msg.startsWith("Cannot find bounds of current function")
|
|
|| msg.contains("Error accessing memory address")
|
|
|| msg.startsWith("Cannot access memory at address")) {
|
|
// On S40: "40^error,msg="Warning:\nCannot insert breakpoint -39.\n"
|
|
//" Error accessing memory address 0x11673fc: Input/output error.\n"
|
|
notifyInferiorRunFailed();
|
|
if (isDying())
|
|
return;
|
|
if (!m_commandsToRunOnTemporaryBreak.isEmpty())
|
|
flushQueuedCommands();
|
|
executeStepI(); // Fall back to instruction-wise stepping.
|
|
} else if (msg.startsWith("Cannot execute this command while the selected thread is running.")) {
|
|
showExecutionError(QString::fromLocal8Bit(msg));
|
|
notifyInferiorRunFailed();
|
|
} else if (msg.startsWith("warning: SuspendThread failed")) {
|
|
// On Win: would lead to "PC register is not available" or "\312"
|
|
continueInferiorInternal();
|
|
} else {
|
|
showExecutionError(QString::fromLocal8Bit(msg));
|
|
notifyInferiorIll();
|
|
}
|
|
}
|
|
|
|
void GdbEngine::executeStepI()
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
setTokenBarrier();
|
|
notifyInferiorRunRequested();
|
|
showStatusMessage(tr("Step by instruction requested..."), 5000);
|
|
if (isReverseDebugging())
|
|
postCommand("reverse-stepi", RunRequest, CB(handleExecuteContinue));
|
|
else
|
|
postCommand("-exec-step-instruction", RunRequest, CB(handleExecuteContinue));
|
|
}
|
|
|
|
void GdbEngine::executeStepOut()
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
postCommand("-stack-select-frame 0", Discardable);
|
|
setTokenBarrier();
|
|
notifyInferiorRunRequested();
|
|
showStatusMessage(tr("Finish function requested..."), 5000);
|
|
postCommand("-exec-finish", RunRequest, CB(handleExecuteContinue));
|
|
}
|
|
|
|
void GdbEngine::executeNext()
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
setTokenBarrier();
|
|
notifyInferiorRunRequested();
|
|
showStatusMessage(tr("Step next requested..."), 5000);
|
|
if (isReverseDebugging()) {
|
|
postCommand("reverse-next", RunRequest, CB(handleExecuteNext));
|
|
} else {
|
|
scheduleTestResponse(TestNoBoundsOfCurrentFunction,
|
|
"@TOKEN@^error,msg=\"Warning:\\nCannot insert breakpoint -39.\\n"
|
|
" Error accessing memory address 0x11673fc: Input/output error.\\n\"");
|
|
postCommand("-exec-next", RunRequest, CB(handleExecuteNext));
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleExecuteNext(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
// Step was finishing too quick, and a '*stopped' messages should
|
|
// have preceded it, so just ignore this result.
|
|
QTC_CHECK(state() == InferiorStopOk);
|
|
return;
|
|
}
|
|
QTC_ASSERT(state() == InferiorRunRequested, qDebug() << state());
|
|
if (response.resultClass == GdbResultRunning) {
|
|
// All is fine. Waiting for a *running.
|
|
notifyInferiorRunOk(); // Only needed for gdb < 7.0.
|
|
return;
|
|
}
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
QByteArray msg = response.data.findChild("msg").data();
|
|
if (msg.startsWith("Cannot find bounds of current function")
|
|
|| msg.contains("Error accessing memory address ")) {
|
|
if (!m_commandsToRunOnTemporaryBreak.isEmpty())
|
|
flushQueuedCommands();
|
|
notifyInferiorRunFailed();
|
|
if (!isDying())
|
|
executeNextI(); // Fall back to instruction-wise stepping.
|
|
} else if (msg.startsWith("Cannot execute this command while the selected thread is running.")) {
|
|
showExecutionError(QString::fromLocal8Bit(msg));
|
|
notifyInferiorRunFailed();
|
|
} else {
|
|
showMessageBox(QMessageBox::Critical, tr("Execution Error"),
|
|
tr("Cannot continue debugged process:\n") + QString::fromLocal8Bit(msg));
|
|
notifyInferiorIll();
|
|
}
|
|
}
|
|
|
|
void GdbEngine::executeNextI()
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
setTokenBarrier();
|
|
notifyInferiorRunRequested();
|
|
showStatusMessage(tr("Step next instruction requested..."), 5000);
|
|
if (isReverseDebugging())
|
|
postCommand("reverse-nexti", RunRequest, CB(handleExecuteContinue));
|
|
else
|
|
postCommand("-exec-next-instruction", RunRequest, CB(handleExecuteContinue));
|
|
}
|
|
|
|
static QByteArray addressSpec(quint64 address)
|
|
{
|
|
return "*0x" + QByteArray::number(address, 16);
|
|
}
|
|
|
|
void GdbEngine::executeRunToLine(const ContextData &data)
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
setTokenBarrier();
|
|
resetLocation();
|
|
notifyInferiorRunRequested();
|
|
showStatusMessage(tr("Run to line %1 requested...").arg(data.lineNumber), 5000);
|
|
#if 1
|
|
QByteArray loc;
|
|
if (m_isMacGdb) {
|
|
if (data.address)
|
|
loc = addressSpec(data.address);
|
|
else
|
|
loc = "\"\\\"" + breakLocation(data.fileName).toLocal8Bit() + "\\\":"
|
|
+ QByteArray::number(data.lineNumber) + '"';
|
|
// "tbreak/continue" does _not_ work on Mac. See #4619
|
|
postCommand("-break-insert -t -l -1 -f " + loc);
|
|
postCommand("-exec-continue", RunRequest, CB(handleExecuteRunToLine));
|
|
} else {
|
|
if (data.address)
|
|
loc = addressSpec(data.address);
|
|
else
|
|
loc = '"' + breakLocation(data.fileName).toLocal8Bit() + '"' + ':'
|
|
+ QByteArray::number(data.lineNumber);
|
|
postCommand("tbreak " + loc);
|
|
postCommand("continue", RunRequest, CB(handleExecuteRunToLine));
|
|
}
|
|
#else
|
|
// Seems to jump to unpredicatable places. Observed in the manual
|
|
// tests in the Foo::Foo() constructor with both gdb 6.8 and 7.1.
|
|
QByteArray args = '"' + breakLocation(fileName).toLocal8Bit() + '"' + ':'
|
|
+ QByteArray::number(lineNumber);
|
|
postCommand("-exec-until " + args, RunRequest, CB(handleExecuteContinue));
|
|
#endif
|
|
}
|
|
|
|
void GdbEngine::executeRunToFunction(const QString &functionName)
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
setTokenBarrier();
|
|
resetLocation();
|
|
postCommand("-break-insert -t " + functionName.toLatin1());
|
|
showStatusMessage(tr("Run to function %1 requested...").arg(functionName), 5000);
|
|
continueInferiorInternal();
|
|
}
|
|
|
|
void GdbEngine::executeJumpToLine(const ContextData &data)
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
QByteArray loc;
|
|
if (data.address)
|
|
loc = addressSpec(data.address);
|
|
else
|
|
loc = '"' + breakLocation(data.fileName).toLocal8Bit() + '"' + ':'
|
|
+ QByteArray::number(data.lineNumber);
|
|
postCommand("tbreak " + loc);
|
|
notifyInferiorRunRequested();
|
|
postCommand("jump " + loc, RunRequest, CB(handleExecuteJumpToLine));
|
|
// will produce something like
|
|
// &"jump \"/home/apoenitz/dev/work/test1/test1.cpp\":242"
|
|
// ~"Continuing at 0x4058f3."
|
|
// ~"run1 (argc=1, argv=0x7fffbf1f5538) at test1.cpp:242"
|
|
// ~"242\t x *= 2;"
|
|
// 23^done"
|
|
}
|
|
|
|
void GdbEngine::executeReturn()
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopOk, qDebug() << state());
|
|
setTokenBarrier();
|
|
notifyInferiorRunRequested();
|
|
showStatusMessage(tr("Immediate return from function requested..."), 5000);
|
|
postCommand("-exec-finish", RunRequest, CB(handleExecuteReturn));
|
|
}
|
|
|
|
void GdbEngine::handleExecuteReturn(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
notifyInferiorStopOk();
|
|
updateAll();
|
|
return;
|
|
}
|
|
notifyInferiorRunFailed();
|
|
}
|
|
|
|
/*!
|
|
\fn void Debugger::Internal::GdbEngine::setTokenBarrier()
|
|
\brief Discard the results of all pending watch-updating commands.
|
|
|
|
This method is called at the beginning of all step/next/finish etc.
|
|
debugger functions.
|
|
If non-watch-updating commands with call-backs are still in the pipe,
|
|
it will complain.
|
|
*/
|
|
|
|
void GdbEngine::setTokenBarrier()
|
|
{
|
|
//QTC_ASSERT(m_nonDiscardableCount == 0, /**/);
|
|
bool good = true;
|
|
QHashIterator<int, GdbCommand> it(m_cookieForToken);
|
|
while (it.hasNext()) {
|
|
it.next();
|
|
if (!(it.value().flags & Discardable)) {
|
|
qDebug() << "TOKEN: " << it.key()
|
|
<< "CMD:" << it.value().command
|
|
<< " FLAGS:" << it.value().flags
|
|
<< " CALLBACK:" << it.value().callbackName;
|
|
good = false;
|
|
}
|
|
}
|
|
QTC_ASSERT(good, return);
|
|
PENDING_DEBUG("\n--- token barrier ---\n");
|
|
showMessage(_("--- token barrier ---"), LogMiscInput);
|
|
if (debuggerCore()->boolSetting(LogTimeStamps))
|
|
showMessage(LogWindow::logTimeStamp(), LogMiscInput);
|
|
m_oldestAcceptableToken = currentToken();
|
|
m_stackNeeded = false;
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Breakpoint specific stuff
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
void GdbEngine::updateResponse(BreakpointResponse &response, const GdbMi &bkpt)
|
|
{
|
|
QTC_ASSERT(bkpt.isValid(), return);
|
|
|
|
QByteArray originalLocation;
|
|
|
|
response.multiple = false;
|
|
response.enabled = true;
|
|
response.pending = false;
|
|
response.condition.clear();
|
|
QByteArray file, fullName;
|
|
foreach (const GdbMi &child, bkpt.children()) {
|
|
if (child.hasName("number")) {
|
|
response.id = BreakpointResponseId(child.data());
|
|
} else if (child.hasName("func")) {
|
|
response.functionName = _(child.data());
|
|
} else if (child.hasName("addr")) {
|
|
// <MULTIPLE> happens in constructors, inline functions, and
|
|
// at other places like 'foreach' lines. In this case there are
|
|
// fields named "addr" in the response and/or the address
|
|
// is called <MULTIPLE>.
|
|
//qDebug() << "ADDR: " << child.data() << (child.data() == "<MULTIPLE>");
|
|
if (child.data() == "<MULTIPLE>")
|
|
response.multiple = true;
|
|
if (child.data().startsWith("0x"))
|
|
response.address = child.toAddress();
|
|
} else if (child.hasName("file")) {
|
|
file = child.data();
|
|
} else if (child.hasName("fullname")) {
|
|
fullName = child.data();
|
|
} else if (child.hasName("line")) {
|
|
// The line numbers here are the uncorrected ones. So don't
|
|
// change it if we know better already.
|
|
if (response.correctedLineNumber == 0)
|
|
response.lineNumber = child.data().toInt();
|
|
} else if (child.hasName("cond")) {
|
|
// gdb 6.3 likes to "rewrite" conditions. Just accept that fact.
|
|
response.condition = child.data();
|
|
} else if (child.hasName("enabled")) {
|
|
response.enabled = (child.data() == "y");
|
|
} else if (child.hasName("pending")) {
|
|
// Any content here would be interesting only if we did accept
|
|
// spontaneously appearing breakpoints (user using gdb commands).
|
|
response.pending = true;
|
|
} else if (child.hasName("at")) {
|
|
// Happens with gdb 6.4 symbianelf.
|
|
QByteArray ba = child.data();
|
|
if (ba.startsWith('<') && ba.endsWith('>'))
|
|
ba = ba.mid(1, ba.size() - 2);
|
|
response.functionName = _(ba);
|
|
} else if (child.hasName("thread")) {
|
|
response.threadSpec = child.data().toInt();
|
|
} else if (child.hasName("type")) {
|
|
// "breakpoint", "hw breakpoint", "tracepoint", "hw watchpoint"
|
|
// {bkpt={number="2",type="hw watchpoint",disp="keep",enabled="y",
|
|
// what="*0xbfffed48",times="0",original-location="*0xbfffed48"
|
|
if (child.data().contains("tracepoint")) {
|
|
response.tracepoint = true;
|
|
} else if (child.data() == "hw watchpoint" || child.data() == "watchpoint") {
|
|
QByteArray what = bkpt.findChild("what").data();
|
|
if (what.startsWith("*0x")) {
|
|
response.type = WatchpointAtAddress;
|
|
response.address = what.mid(1).toULongLong(0, 0);
|
|
} else {
|
|
response.type = WatchpointAtExpression;
|
|
response.expression = QString::fromLocal8Bit(what);
|
|
}
|
|
}
|
|
} else if (child.hasName("original-location")) {
|
|
originalLocation = child.data();
|
|
}
|
|
// This field is not present. Contents needs to be parsed from
|
|
// the plain "ignore" response.
|
|
//else if (child.hasName("ignore"))
|
|
// response.ignoreCount = child.data();
|
|
}
|
|
|
|
QString name;
|
|
if (!fullName.isEmpty()) {
|
|
name = cleanupFullName(QFile::decodeName(fullName));
|
|
response.fileName = name;
|
|
//if (data->markerFileName().isEmpty())
|
|
// data->setMarkerFileName(name);
|
|
} else {
|
|
name = QFile::decodeName(file);
|
|
// Use fullName() once we have a mapping which is more complete than
|
|
// gdb's own. No point in assigning markerFileName for now.
|
|
}
|
|
if (!name.isEmpty())
|
|
response.fileName = name;
|
|
|
|
if (response.fileName.isEmpty())
|
|
response.updateLocation(originalLocation);
|
|
}
|
|
|
|
QString GdbEngine::breakLocation(const QString &file) const
|
|
{
|
|
//QTC_CHECK(!m_breakListOutdated);
|
|
QString where = m_fullToShortName.value(file);
|
|
if (where.isEmpty())
|
|
return QFileInfo(file).fileName();
|
|
return where;
|
|
}
|
|
|
|
QByteArray GdbEngine::breakpointLocation(BreakpointModelId id)
|
|
{
|
|
BreakHandler *handler = breakHandler();
|
|
const BreakpointParameters &data = handler->breakpointData(id);
|
|
QTC_ASSERT(data.type != UnknownBreakpointType, return QByteArray());
|
|
// FIXME: Non-GCC-runtime
|
|
if (data.type == BreakpointAtThrow)
|
|
return "__cxa_throw";
|
|
if (data.type == BreakpointAtCatch)
|
|
return "__cxa_begin_catch";
|
|
if (data.type == BreakpointAtMain) {
|
|
const Abi abi = startParameters().toolChainAbi;
|
|
return (abi.os() == Abi::WindowsOS) ? "qMain" : "main";
|
|
}
|
|
if (data.type == BreakpointByFunction)
|
|
return '"' + data.functionName.toUtf8() + '"';
|
|
if (data.type == BreakpointByAddress)
|
|
return addressSpec(data.address);
|
|
|
|
const QString fileName = data.pathUsage == BreakpointUseFullPath
|
|
? data.fileName : breakLocation(data.fileName);
|
|
// The argument is simply a C-quoted version of the argument to the
|
|
// non-MI "break" command, including the "original" quoting it wants.
|
|
return "\"\\\"" + GdbMi::escapeCString(fileName.toLocal8Bit()) + "\\\":"
|
|
+ QByteArray::number(data.lineNumber) + '"';
|
|
}
|
|
|
|
QByteArray GdbEngine::breakpointLocation2(BreakpointModelId id)
|
|
{
|
|
BreakHandler *handler = breakHandler();
|
|
const BreakpointParameters &data = handler->breakpointData(id);
|
|
const QString fileName = data.pathUsage == BreakpointUseFullPath
|
|
? data.fileName : breakLocation(data.fileName);
|
|
return GdbMi::escapeCString(fileName.toLocal8Bit()) + ':'
|
|
+ QByteArray::number(data.lineNumber);
|
|
}
|
|
|
|
void GdbEngine::handleWatchInsert(const GdbResponse &response)
|
|
{
|
|
BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
if (response.resultClass == GdbResultDone) {
|
|
BreakHandler *handler = breakHandler();
|
|
BreakpointResponse br = handler->response(id);
|
|
// "Hardware watchpoint 2: *0xbfffed40\n"
|
|
QByteArray ba = response.consoleStreamOutput;
|
|
GdbMi wpt = response.data.findChild("wpt");
|
|
if (wpt.isValid()) {
|
|
// Mac yields:
|
|
//>32^done,wpt={number="4",exp="*4355182176"}
|
|
br.id = BreakpointResponseId(wpt.findChild("number").data());
|
|
QByteArray exp = wpt.findChild("exp").data();
|
|
if (exp.startsWith('*'))
|
|
br.address = exp.mid(1).toULongLong(0, 0);
|
|
handler->setResponse(id, br);
|
|
QTC_CHECK(!handler->needsChange(id));
|
|
handler->notifyBreakpointInsertOk(id);
|
|
} else if (ba.startsWith("Hardware watchpoint ")
|
|
|| ba.startsWith("Watchpoint ")) {
|
|
// Non-Mac: "Hardware watchpoint 2: *0xbfffed40\n"
|
|
const int end = ba.indexOf(':');
|
|
const int begin = ba.lastIndexOf(' ', end) + 1;
|
|
const QByteArray address = ba.mid(end + 2).trimmed();
|
|
br.id = BreakpointResponseId(ba.mid(begin, end - begin));
|
|
if (address.startsWith('*'))
|
|
br.address = address.mid(1).toULongLong(0, 0);
|
|
handler->setResponse(id, br);
|
|
QTC_CHECK(!handler->needsChange(id));
|
|
handler->notifyBreakpointInsertOk(id);
|
|
} else {
|
|
showMessage(_("CANNOT PARSE WATCHPOINT FROM " + ba));
|
|
}
|
|
}
|
|
}
|
|
|
|
void GdbEngine::attemptAdjustBreakpointLocation(BreakpointModelId id)
|
|
{
|
|
if (m_hasBreakpointNotifications)
|
|
return;
|
|
if (!debuggerCore()->boolSetting(AdjustBreakpointLocations))
|
|
return;
|
|
BreakpointResponse response = breakHandler()->response(id);
|
|
if (response.address == 0 || response.correctedLineNumber != 0)
|
|
return;
|
|
// Prevent endless loop.
|
|
response.correctedLineNumber = -1;
|
|
breakHandler()->setResponse(id, response);
|
|
postCommand("info line *0x" + QByteArray::number(response.address, 16),
|
|
NeedsStop | RebuildBreakpointModel,
|
|
CB(handleInfoLine), QVariant::fromValue(id));
|
|
}
|
|
|
|
void GdbEngine::handleCatchInsert(const GdbResponse &response)
|
|
{
|
|
BreakHandler *handler = breakHandler();
|
|
BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
if (response.resultClass == GdbResultDone) {
|
|
handler->notifyBreakpointInsertOk(id);
|
|
attemptAdjustBreakpointLocation(id);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleBkpt(const GdbMi &bkpt, const BreakpointModelId &id)
|
|
{
|
|
BreakHandler *handler = breakHandler();
|
|
BreakpointResponse br = handler->response(id);
|
|
const QByteArray nr = bkpt.findChild("number").data();
|
|
const BreakpointResponseId rid(nr);
|
|
QTC_ASSERT(rid.isValid(), return);
|
|
if (nr.contains('.')) {
|
|
// A sub-breakpoint.
|
|
BreakpointResponse sub;
|
|
updateResponse(sub, bkpt);
|
|
sub.id = rid;
|
|
sub.type = br.type;
|
|
handler->insertSubBreakpoint(id, sub);
|
|
return;
|
|
}
|
|
|
|
// The MI output format might change, see
|
|
// http://permalink.gmane.org/gmane.comp.gdb.patches/83936
|
|
const GdbMi locations = bkpt.findChild("locations");
|
|
if (locations.isValid()) {
|
|
foreach (const GdbMi &loc, locations.children()) {
|
|
// A sub-breakpoint.
|
|
const QByteArray subnr = loc.findChild("number").data();
|
|
const BreakpointResponseId subrid(subnr);
|
|
BreakpointResponse sub;
|
|
updateResponse(sub, loc);
|
|
sub.id = subrid;
|
|
sub.type = br.type;
|
|
handler->insertSubBreakpoint(id, sub);
|
|
}
|
|
}
|
|
|
|
// A (the?) primary breakpoint.
|
|
updateResponse(br, bkpt);
|
|
br.id = rid;
|
|
handler->setResponse(id, br);
|
|
}
|
|
|
|
void GdbEngine::handleBreakInsert1(const GdbResponse &response)
|
|
{
|
|
BreakHandler *handler = breakHandler();
|
|
const BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
if (handler->state(id) == BreakpointRemoveRequested) {
|
|
if (response.resultClass == GdbResultDone) {
|
|
// This delete was defered. Act now.
|
|
const GdbMi mainbkpt = response.data.findChild("bkpt");
|
|
handler->notifyBreakpointRemoveProceeding(id);
|
|
QByteArray nr = mainbkpt.findChild("number").data();
|
|
postCommand("-break-delete " + nr,
|
|
NeedsStop | RebuildBreakpointModel);
|
|
handler->notifyBreakpointRemoveOk(id);
|
|
return;
|
|
}
|
|
}
|
|
if (response.resultClass == GdbResultDone) {
|
|
// The result is a list with the first entry marked "bkpt"
|
|
// and "unmarked" rest. The "bkpt" one seems to always be
|
|
// the "main" entry. Use the "main" entry to retrieve the
|
|
// already known data from the BreakpointManager, and then
|
|
// iterate over all items to update main- and sub-data.
|
|
const GdbMi mainbkpt = response.data.findChild("bkpt");
|
|
const QByteArray mainnr = mainbkpt.findChild("number").data();
|
|
const BreakpointResponseId mainrid(mainnr);
|
|
if (!isHiddenBreakpoint(mainrid)) {
|
|
foreach (const GdbMi &bkpt, response.data.children())
|
|
handleBkpt(bkpt, id);
|
|
if (handler->needsChange(id)) {
|
|
handler->notifyBreakpointChangeAfterInsertNeeded(id);
|
|
changeBreakpoint(id);
|
|
} else {
|
|
handler->notifyBreakpointInsertOk(id);
|
|
}
|
|
BreakpointResponse br = handler->response(id);
|
|
attemptAdjustBreakpointLocation(id);
|
|
// Remove if we only support 7.4 or later.
|
|
if (br.multiple && !m_hasBreakpointNotifications)
|
|
postCommand("info break " + QByteArray::number(br.id.majorPart()),
|
|
NeedsStop, CB(handleBreakListMultiple),
|
|
QVariant::fromValue(id));
|
|
}
|
|
} else if (response.data.findChild("msg").data().contains("Unknown option")) {
|
|
// Older version of gdb don't know the -a option to set tracepoints
|
|
// ^error,msg="mi_cmd_break_insert: Unknown option ``a''"
|
|
const QString fileName = handler->fileName(id);
|
|
const int lineNumber = handler->lineNumber(id);
|
|
QByteArray cmd = "trace "
|
|
"\"" + GdbMi::escapeCString(fileName.toLocal8Bit()) + "\":"
|
|
+ QByteArray::number(lineNumber);
|
|
QVariant vid = QVariant::fromValue(id);
|
|
postCommand(cmd, NeedsStop | RebuildBreakpointModel,
|
|
CB(handleTraceInsert2), vid);
|
|
} else {
|
|
// Some versions of gdb like "GNU gdb (GDB) SUSE (6.8.91.20090930-2.4)"
|
|
// know how to do pending breakpoints using CLI but not MI. So try
|
|
// again with MI.
|
|
QByteArray cmd = "break " + breakpointLocation2(id);
|
|
QVariant vid = QVariant::fromValue(id);
|
|
postCommand(cmd, NeedsStop | RebuildBreakpointModel,
|
|
CB(handleBreakInsert2), vid);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleBreakInsert2(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
attemptAdjustBreakpointLocation(id);
|
|
breakHandler()->notifyBreakpointInsertOk(id);
|
|
} else {
|
|
// Note: gdb < 60800 doesn't "do" pending breakpoints.
|
|
// Not much we can do about it except implementing the
|
|
// logic on top of shared library events, and that's not
|
|
// worth the effort.
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleTraceInsert2(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone)
|
|
reloadBreakListInternal();
|
|
}
|
|
|
|
void GdbEngine::reloadBreakListInternal()
|
|
{
|
|
if (m_hasBreakpointNotifications) {
|
|
// Assume this properly handles breakpoint notifications.
|
|
return;
|
|
}
|
|
postCommand("-break-list", NeedsStop | RebuildBreakpointModel,
|
|
CB(handleBreakList));
|
|
}
|
|
|
|
void GdbEngine::handleBreakList(const GdbResponse &response)
|
|
{
|
|
// 45^done,BreakpointTable={nr_rows="2",nr_cols="6",hdr=[
|
|
// {width="3",alignment="-1",col_name="number",colhdr="Num"}, ...
|
|
// body=[bkpt={number="1",type="breakpoint",disp="keep",enabled="y",
|
|
// addr="0x000000000040109e",func="main",file="app.cpp",
|
|
// fullname="/home/apoenitz/dev/work/plugintest/app/app.cpp",
|
|
// line="11",times="1"},
|
|
// bkpt={number="2",type="breakpoint",disp="keep",enabled="y",
|
|
// addr="<PENDING>",pending="plugin.cpp:7",times="0"}] ... }
|
|
|
|
if (response.resultClass == GdbResultDone) {
|
|
GdbMi table = response.data.findChild("BreakpointTable");
|
|
if (table.isValid())
|
|
handleBreakList(table);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleBreakList(const GdbMi &table)
|
|
{
|
|
const GdbMi body = table.findChild("body");
|
|
QList<GdbMi> bkpts;
|
|
if (body.isValid()) {
|
|
// Non-Mac
|
|
bkpts = body.children();
|
|
} else {
|
|
// Mac
|
|
bkpts = table.children();
|
|
// Remove the 'hdr' and artificial items.
|
|
for (int i = bkpts.size(); --i >= 0; ) {
|
|
int num = bkpts.at(i).findChild("number").data().toInt();
|
|
if (num <= 0)
|
|
bkpts.removeAt(i);
|
|
}
|
|
}
|
|
|
|
BreakHandler *handler = breakHandler();
|
|
foreach (const GdbMi &bkpt, bkpts) {
|
|
BreakpointResponse needle;
|
|
needle.id = BreakpointResponseId(bkpt.findChild("number").data());
|
|
if (isQmlStepBreakpoint2(needle.id))
|
|
continue;
|
|
if (isQFatalBreakpoint(needle.id))
|
|
continue;
|
|
BreakpointModelId id = handler->findSimilarBreakpoint(needle);
|
|
if (id.isValid()) {
|
|
BreakpointResponse response = handler->response(id);
|
|
updateResponse(response, bkpt);
|
|
handler->setResponse(id, response);
|
|
attemptAdjustBreakpointLocation(id);
|
|
response = handler->response(id);
|
|
if (response.multiple)
|
|
postCommand("info break " + response.id.toString().toLatin1(),
|
|
NeedsStop, CB(handleBreakListMultiple),
|
|
QVariant::fromValue(id));
|
|
} else {
|
|
qDebug() << " NOTHING SUITABLE FOUND";
|
|
showMessage(_("CANNOT FIND BP: " + bkpt.toString()));
|
|
}
|
|
}
|
|
|
|
m_breakListOutdated = false;
|
|
}
|
|
|
|
void GdbEngine::handleBreakListMultiple(const GdbResponse &response)
|
|
{
|
|
QTC_CHECK(response.resultClass == GdbResultDone);
|
|
const BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
const QString str = QString::fromLocal8Bit(response.consoleStreamOutput);
|
|
extractDataFromInfoBreak(str, id);
|
|
}
|
|
|
|
void GdbEngine::handleBreakDisable(const GdbResponse &response)
|
|
{
|
|
QTC_CHECK(response.resultClass == GdbResultDone);
|
|
const BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
BreakHandler *handler = breakHandler();
|
|
// This should only be the requested state.
|
|
QTC_ASSERT(!handler->isEnabled(id), /* Prevent later recursion */);
|
|
BreakpointResponse br = handler->response(id);
|
|
br.enabled = false;
|
|
handler->setResponse(id, br);
|
|
changeBreakpoint(id); // Maybe there's more to do.
|
|
}
|
|
|
|
void GdbEngine::handleBreakEnable(const GdbResponse &response)
|
|
{
|
|
QTC_CHECK(response.resultClass == GdbResultDone);
|
|
const BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
BreakHandler *handler = breakHandler();
|
|
// This should only be the requested state.
|
|
QTC_ASSERT(handler->isEnabled(id), /* Prevent later recursion */);
|
|
BreakpointResponse br = handler->response(id);
|
|
br.enabled = true;
|
|
handler->setResponse(id, br);
|
|
changeBreakpoint(id); // Maybe there's more to do.
|
|
}
|
|
|
|
void GdbEngine::handleBreakThreadSpec(const GdbResponse &response)
|
|
{
|
|
QTC_CHECK(response.resultClass == GdbResultDone);
|
|
const BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
BreakHandler *handler = breakHandler();
|
|
BreakpointResponse br = handler->response(id);
|
|
br.threadSpec = handler->threadSpec(id);
|
|
handler->setResponse(id, br);
|
|
handler->notifyBreakpointNeedsReinsertion(id);
|
|
insertBreakpoint(id);
|
|
}
|
|
|
|
void GdbEngine::handleBreakLineNumber(const GdbResponse &response)
|
|
{
|
|
QTC_CHECK(response.resultClass == GdbResultDone);
|
|
const BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
BreakHandler *handler = breakHandler();
|
|
BreakpointResponse br = handler->response(id);
|
|
br.lineNumber = handler->lineNumber(id);
|
|
handler->setResponse(id, br);
|
|
handler->notifyBreakpointNeedsReinsertion(id);
|
|
insertBreakpoint(id);
|
|
}
|
|
|
|
void GdbEngine::handleBreakIgnore(const GdbResponse &response)
|
|
{
|
|
// gdb 6.8:
|
|
// ignore 2 0:
|
|
// ~"Will stop next time breakpoint 2 is reached.\n"
|
|
// 28^done
|
|
// ignore 2 12:
|
|
// &"ignore 2 12\n"
|
|
// ~"Will ignore next 12 crossings of breakpoint 2.\n"
|
|
// 29^done
|
|
//
|
|
// gdb 6.3 does not produce any console output
|
|
QTC_CHECK(response.resultClass == GdbResultDone);
|
|
//QString msg = _(response.consoleStreamOutput);
|
|
BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
BreakHandler *handler = breakHandler();
|
|
BreakpointResponse br = handler->response(id);
|
|
//if (msg.contains(__("Will stop next time breakpoint")))
|
|
// response.ignoreCount = _("0");
|
|
//else if (msg.contains(__("Will ignore next")))
|
|
// response.ignoreCount = data->ignoreCount;
|
|
// FIXME: this assumes it is doing the right thing...
|
|
const BreakpointParameters ¶meters = handler->breakpointData(id);
|
|
br.ignoreCount = parameters.ignoreCount;
|
|
br.command = parameters.command;
|
|
handler->setResponse(id, br);
|
|
changeBreakpoint(id); // Maybe there's more to do.
|
|
}
|
|
|
|
void GdbEngine::handleBreakCondition(const GdbResponse &response)
|
|
{
|
|
// Can happen at invalid condition strings.
|
|
//QTC_CHECK(response.resultClass == GdbResultDone)
|
|
const BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
BreakHandler *handler = breakHandler();
|
|
// We just assume it was successful. Otherwise we had to parse
|
|
// the output stream data.
|
|
// The following happens on Mac:
|
|
// QByteArray msg = response.data.findChild("msg").data();
|
|
// if (1 || msg.startsWith("Error parsing breakpoint condition. "
|
|
// " Will try again when we hit the breakpoint.")) {
|
|
BreakpointResponse br = handler->response(id);
|
|
br.condition = handler->condition(id);
|
|
handler->setResponse(id, br);
|
|
changeBreakpoint(id); // Maybe there's more to do.
|
|
}
|
|
|
|
void GdbEngine::extractDataFromInfoBreak(const QString &output, BreakpointModelId id)
|
|
{
|
|
//qDebug() << output;
|
|
if (output.isEmpty())
|
|
return;
|
|
// "Num Type Disp Enb Address What
|
|
// 4 breakpoint keep y <MULTIPLE> 0x00000000004066ad
|
|
// 4.1 y 0x00000000004066ad in CTorTester
|
|
// at /data5/dev/ide/main/tests/manual/gdbdebugger/simple/app.cpp:124
|
|
// - or -
|
|
// everything on a single line on Windows for constructors of classes
|
|
// within namespaces.
|
|
// Sometimes the path is relative too.
|
|
|
|
// 2 breakpoint keep y <MULTIPLE> 0x0040168e
|
|
// 2.1 y 0x0040168e in MainWindow::MainWindow(QWidget*) at mainwindow.cpp:7
|
|
// 2.2 y 0x00401792 in MainWindow::MainWindow(QWidget*) at mainwindow.cpp:7
|
|
|
|
// "Num Type Disp Enb Address What
|
|
// 3 breakpoint keep y <MULTIPLE> \n"
|
|
// 3.1 y 0x0806094e in Vector<int>::Vector(int) at simple.cpp:141
|
|
// 3.2 y 0x08060994 in Vector<float>::Vector(int) at simple.cpp:141
|
|
// 3.3 y 0x080609da in Vector<double>::Vector(int) at simple.cpp:141
|
|
// 3.4 y 0x08060a1d in Vector<char>::Vector(int) at simple.cpp:141
|
|
|
|
BreakHandler *handler = breakHandler();
|
|
BreakpointResponse response = handler->response(id);
|
|
int posMultiple = output.indexOf(_("<MULTIPLE>"));
|
|
if (posMultiple != -1) {
|
|
QByteArray data = output.toUtf8();
|
|
data.replace('\n', ' ');
|
|
data.replace(" ", " ");
|
|
data.replace(" ", " ");
|
|
data.replace(" ", " ");
|
|
int majorPart = 0;
|
|
int minorPart = 0;
|
|
int hitCount = 0;
|
|
bool hitCountComing = false;
|
|
bool functionComing = false;
|
|
bool locationComing = false;
|
|
QByteArray location;
|
|
QByteArray function;
|
|
qulonglong address = 0;
|
|
foreach (const QByteArray &part, data.split(' ')) {
|
|
if (part.isEmpty())
|
|
continue;
|
|
//qDebug() << "PART: " << part;
|
|
if (majorPart == 0) {
|
|
majorPart = part.toInt();
|
|
if (majorPart > 0)
|
|
continue;
|
|
}
|
|
if (part == "hit") {
|
|
hitCountComing = true;
|
|
continue;
|
|
}
|
|
if (hitCountComing) {
|
|
hitCountComing = false;
|
|
hitCount = part.toInt();
|
|
continue;
|
|
}
|
|
if (part == "at") {
|
|
locationComing = true;
|
|
continue;
|
|
}
|
|
if (locationComing) {
|
|
locationComing = false;
|
|
location = part;
|
|
continue;
|
|
}
|
|
if (part == "in") {
|
|
functionComing = true;
|
|
continue;
|
|
}
|
|
if (functionComing) {
|
|
functionComing = false;
|
|
function = part;
|
|
continue;
|
|
}
|
|
if (part.startsWith("0x")) {
|
|
address = part.toInt(0, 0);
|
|
continue;
|
|
}
|
|
if (part.size() >= 3 && part.count('.') == 1) {
|
|
BreakpointResponseId subId(part);
|
|
int tmpMajor = subId.majorPart();
|
|
int tmpMinor = subId.minorPart();
|
|
if (tmpMajor == majorPart) {
|
|
if (minorPart) {
|
|
// Commit what we had before.
|
|
BreakpointResponse sub;
|
|
sub.address = address;
|
|
sub.functionName = QString::fromUtf8(function);
|
|
sub.updateLocation(location);
|
|
sub.id = BreakpointResponseId(majorPart, minorPart);
|
|
sub.type = response.type;
|
|
sub.address = address;
|
|
sub.hitCount = hitCount;
|
|
handler->insertSubBreakpoint(id, sub);
|
|
location.clear();
|
|
function.clear();
|
|
address = 0;
|
|
}
|
|
|
|
// Now start new.
|
|
minorPart = tmpMinor;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
if (minorPart) {
|
|
// Commit last chunk.
|
|
BreakpointResponse sub;
|
|
sub.address = address;
|
|
sub.functionName = QString::fromUtf8(function);
|
|
sub.updateLocation(location);
|
|
sub.id = BreakpointResponseId(majorPart, minorPart);
|
|
sub.type = response.type;
|
|
sub.hitCount = hitCount;
|
|
handler->insertSubBreakpoint(id, sub);
|
|
location.clear();
|
|
function.clear();
|
|
address = 0;
|
|
}
|
|
} else {
|
|
qDebug() << "COULD NOT MATCH" << output;
|
|
response.id = BreakpointResponseId(); // Unavailable.
|
|
}
|
|
//handler->setResponse(id, response);
|
|
}
|
|
|
|
void GdbEngine::handleInfoLine(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
// Old-style output: "Line 1102 of \"simple/app.cpp\" starts
|
|
// at address 0x80526aa <_Z10...+131> and ends at 0x80526b5
|
|
// <_Z10testQStackv+142>.\n"
|
|
QByteArray ba = response.consoleStreamOutput;
|
|
const BreakpointModelId id = response.cookie.value<BreakpointModelId>();
|
|
const int pos = ba.indexOf(' ', 5);
|
|
if (ba.startsWith("Line ") && pos != -1) {
|
|
const int line = ba.mid(5, pos - 5).toInt();
|
|
BreakpointResponse br = breakHandler()->response(id);
|
|
br.lineNumber = line;
|
|
br.correctedLineNumber = line;
|
|
breakHandler()->setResponse(id, br);
|
|
}
|
|
}
|
|
}
|
|
|
|
bool GdbEngine::stateAcceptsBreakpointChanges() const
|
|
{
|
|
switch (state()) {
|
|
case InferiorSetupRequested:
|
|
case InferiorRunRequested:
|
|
case InferiorRunOk:
|
|
case InferiorStopRequested:
|
|
case InferiorStopOk:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool GdbEngine::acceptsBreakpoint(BreakpointModelId id) const
|
|
{
|
|
return breakHandler()->breakpointData(id).isCppBreakpoint()
|
|
&& startParameters().startMode != AttachCore;
|
|
}
|
|
|
|
void GdbEngine::insertBreakpoint(BreakpointModelId id)
|
|
{
|
|
// Set up fallback in case of pending breakpoints which aren't handled
|
|
// by the MI interface.
|
|
BreakHandler *handler = breakHandler();
|
|
QTC_CHECK(handler->state(id) == BreakpointInsertRequested);
|
|
handler->notifyBreakpointInsertProceeding(id);
|
|
BreakpointType type = handler->type(id);
|
|
QVariant vid = QVariant::fromValue(id);
|
|
if (type == WatchpointAtAddress) {
|
|
postCommand("watch " + addressSpec(handler->address(id)),
|
|
NeedsStop | RebuildBreakpointModel | ConsoleCommand,
|
|
CB(handleWatchInsert), vid);
|
|
return;
|
|
}
|
|
if (type == WatchpointAtExpression) {
|
|
postCommand("watch " + handler->expression(id).toLocal8Bit(),
|
|
NeedsStop | RebuildBreakpointModel | ConsoleCommand,
|
|
CB(handleWatchInsert), vid);
|
|
return;
|
|
}
|
|
if (type == BreakpointAtFork) {
|
|
postCommand("catch fork",
|
|
NeedsStop | RebuildBreakpointModel | ConsoleCommand,
|
|
CB(handleCatchInsert), vid);
|
|
postCommand("catch vfork",
|
|
NeedsStop | RebuildBreakpointModel | ConsoleCommand,
|
|
CB(handleCatchInsert), vid);
|
|
return;
|
|
}
|
|
//if (type == BreakpointAtVFork) {
|
|
// postCommand("catch vfork", NeedsStop | RebuildBreakpointModel,
|
|
// CB(handleCatchInsert), vid);
|
|
// return;
|
|
//}
|
|
if (type == BreakpointAtExec) {
|
|
postCommand("catch exec",
|
|
NeedsStop | RebuildBreakpointModel | ConsoleCommand,
|
|
CB(handleCatchInsert), vid);
|
|
return;
|
|
}
|
|
if (type == BreakpointAtSysCall) {
|
|
postCommand("catch syscall",
|
|
NeedsStop | RebuildBreakpointModel | ConsoleCommand,
|
|
CB(handleCatchInsert), vid);
|
|
return;
|
|
}
|
|
|
|
QByteArray cmd;
|
|
if (handler->isTracepoint(id)) {
|
|
cmd = "-break-insert -a -f ";
|
|
} else if (m_isMacGdb) {
|
|
cmd = "-break-insert -l -1 -f ";
|
|
} else if (m_gdbVersion >= 70000) {
|
|
int spec = handler->threadSpec(id);
|
|
cmd = "-break-insert ";
|
|
if (spec >= 0)
|
|
cmd += "-p " + QByteArray::number(spec);
|
|
cmd += " -f ";
|
|
} else if (m_gdbVersion >= 60800) {
|
|
// Probably some earlier version would work as well.
|
|
cmd = "-break-insert -f ";
|
|
} else {
|
|
cmd = "-break-insert ";
|
|
}
|
|
|
|
if (handler->isOneShot(id))
|
|
cmd += "-t ";
|
|
|
|
// FIXME: -d does not work on Mac gdb.
|
|
if (!handler->isEnabled(id) && !m_isMacGdb)
|
|
cmd += "-d ";
|
|
|
|
if (int ignoreCount = handler->ignoreCount(id))
|
|
cmd += "-i " + QByteArray::number(ignoreCount) + ' ';
|
|
|
|
QByteArray condition = handler->condition(id);
|
|
if (!condition.isEmpty())
|
|
cmd += " -c \"" + condition + "\" ";
|
|
|
|
cmd += breakpointLocation(id);
|
|
postCommand(cmd, NeedsStop | RebuildBreakpointModel,
|
|
CB(handleBreakInsert1), vid);
|
|
}
|
|
|
|
void GdbEngine::changeBreakpoint(BreakpointModelId id)
|
|
{
|
|
BreakHandler *handler = breakHandler();
|
|
const BreakpointParameters &data = handler->breakpointData(id);
|
|
QTC_ASSERT(data.type != UnknownBreakpointType, return);
|
|
const BreakpointResponse &response = handler->response(id);
|
|
QTC_ASSERT(response.id.isValid(), return);
|
|
const QByteArray bpnr = response.id.toByteArray();
|
|
const BreakpointState state = handler->state(id);
|
|
if (state == BreakpointChangeRequested)
|
|
handler->notifyBreakpointChangeProceeding(id);
|
|
const BreakpointState state2 = handler->state(id);
|
|
QTC_ASSERT(state2 == BreakpointChangeProceeding, qDebug() << state2);
|
|
QVariant vid = QVariant::fromValue(id);
|
|
|
|
if (data.threadSpec != response.threadSpec) {
|
|
// The only way to change this seems to be to re-set the bp completely.
|
|
postCommand("-break-delete " + bpnr,
|
|
NeedsStop | RebuildBreakpointModel,
|
|
CB(handleBreakThreadSpec), vid);
|
|
return;
|
|
}
|
|
if (data.lineNumber != response.lineNumber) {
|
|
// The only way to change this seems to be to re-set the bp completely.
|
|
postCommand("-break-delete " + bpnr,
|
|
NeedsStop | RebuildBreakpointModel,
|
|
CB(handleBreakLineNumber), vid);
|
|
return;
|
|
}
|
|
if (data.command != response.command) {
|
|
QByteArray breakCommand = "-break-commands " + bpnr;
|
|
foreach (const QString &command, data.command.split(QLatin1String("\n"))) {
|
|
if (!command.isEmpty()) {
|
|
breakCommand.append(" \"");
|
|
breakCommand.append(command.toLatin1());
|
|
breakCommand.append('"');
|
|
}
|
|
}
|
|
postCommand(breakCommand, NeedsStop | RebuildBreakpointModel,
|
|
CB(handleBreakIgnore), vid);
|
|
return;
|
|
}
|
|
if (!data.conditionsMatch(response.condition)) {
|
|
postCommand("condition " + bpnr + ' ' + data.condition,
|
|
NeedsStop | RebuildBreakpointModel,
|
|
CB(handleBreakCondition), vid);
|
|
return;
|
|
}
|
|
if (data.ignoreCount != response.ignoreCount) {
|
|
postCommand("ignore " + bpnr + ' ' + QByteArray::number(data.ignoreCount),
|
|
NeedsStop | RebuildBreakpointModel,
|
|
CB(handleBreakIgnore), vid);
|
|
return;
|
|
}
|
|
if (!data.enabled && response.enabled) {
|
|
postCommand("-break-disable " + bpnr,
|
|
NeedsStop | RebuildBreakpointModel,
|
|
CB(handleBreakDisable), vid);
|
|
return;
|
|
}
|
|
if (data.enabled && !response.enabled) {
|
|
postCommand("-break-enable " + bpnr,
|
|
NeedsStop | RebuildBreakpointModel,
|
|
CB(handleBreakEnable), vid);
|
|
return;
|
|
}
|
|
handler->notifyBreakpointChangeOk(id);
|
|
attemptAdjustBreakpointLocation(id);
|
|
}
|
|
|
|
void GdbEngine::removeBreakpoint(BreakpointModelId id)
|
|
{
|
|
BreakHandler *handler = breakHandler();
|
|
QTC_CHECK(handler->state(id) == BreakpointRemoveRequested);
|
|
BreakpointResponse br = handler->response(id);
|
|
if (br.id.isValid()) {
|
|
// We already have a fully inserted breakpoint.
|
|
handler->notifyBreakpointRemoveProceeding(id);
|
|
showMessage(_("DELETING BP %1 IN %2").arg(br.id.toString())
|
|
.arg(handler->fileName(id)));
|
|
postCommand("-break-delete " + br.id.toByteArray(),
|
|
NeedsStop | RebuildBreakpointModel);
|
|
// Pretend it succeeds without waiting for response. Feels better.
|
|
// FIXME: Really?
|
|
handler->notifyBreakpointRemoveOk(id);
|
|
} else {
|
|
// Breakpoint was scheduled to be inserted, but we haven't had
|
|
// an answer so far. Postpone activity by doing nothing.
|
|
}
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Modules specific stuff
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
void GdbEngine::loadSymbols(const QString &modulePath)
|
|
{
|
|
// FIXME: gdb does not understand quoted names here (tested with 6.8)
|
|
postCommand("sharedlibrary " + dotEscape(modulePath.toLocal8Bit()));
|
|
reloadModulesInternal();
|
|
reloadBreakListInternal();
|
|
reloadStack(true);
|
|
updateLocals();
|
|
}
|
|
|
|
void GdbEngine::loadAllSymbols()
|
|
{
|
|
postCommand("sharedlibrary .*");
|
|
reloadModulesInternal();
|
|
reloadBreakListInternal();
|
|
reloadStack(true);
|
|
updateLocals();
|
|
}
|
|
|
|
void GdbEngine::loadSymbolsForStack()
|
|
{
|
|
bool needUpdate = false;
|
|
const Modules &modules = modulesHandler()->modules();
|
|
foreach (const StackFrame &frame, stackHandler()->frames()) {
|
|
if (frame.function == _("??")) {
|
|
//qDebug() << "LOAD FOR " << frame.address;
|
|
foreach (const Module &module, modules) {
|
|
if (module.startAddress <= frame.address
|
|
&& frame.address < module.endAddress) {
|
|
postCommand("sharedlibrary "
|
|
+ dotEscape(module.modulePath.toLocal8Bit()));
|
|
needUpdate = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (needUpdate) {
|
|
//reloadModulesInternal();
|
|
reloadBreakListInternal();
|
|
reloadStack(true);
|
|
updateLocals();
|
|
}
|
|
}
|
|
|
|
void GdbEngine::requestModuleSymbols(const QString &modulePath)
|
|
{
|
|
QTemporaryFile tf(QDir::tempPath() + _("/gdbsymbols"));
|
|
if (!tf.open())
|
|
return;
|
|
QString fileName = tf.fileName();
|
|
tf.close();
|
|
postCommand("maint print msymbols " + fileName.toLocal8Bit()
|
|
+ ' ' + modulePath.toLocal8Bit(),
|
|
NeedsStop, CB(handleShowModuleSymbols),
|
|
QVariant(modulePath + QLatin1Char('@') + fileName));
|
|
}
|
|
|
|
void GdbEngine::handleShowModuleSymbols(const GdbResponse &response)
|
|
{
|
|
const QString cookie = response.cookie.toString();
|
|
const QString modulePath = cookie.section(QLatin1Char('@'), 0, 0);
|
|
const QString fileName = cookie.section(QLatin1Char('@'), 1, 1);
|
|
if (response.resultClass == GdbResultDone) {
|
|
Symbols symbols;
|
|
QFile file(fileName);
|
|
file.open(QIODevice::ReadOnly);
|
|
// Object file /opt/dev/qt/lib/libQtNetworkMyns.so.4:
|
|
// [ 0] A 0x16bd64 _DYNAMIC moc_qudpsocket.cpp
|
|
// [12] S 0xe94680 _ZN4myns5QFileC1Ev section .plt myns::QFile::QFile()
|
|
foreach (const QByteArray &line, file.readAll().split('\n')) {
|
|
if (line.isEmpty())
|
|
continue;
|
|
if (line.at(0) != '[')
|
|
continue;
|
|
int posCode = line.indexOf(']') + 2;
|
|
int posAddress = line.indexOf("0x", posCode);
|
|
if (posAddress == -1)
|
|
continue;
|
|
int posName = line.indexOf(" ", posAddress);
|
|
int lenAddress = posName - posAddress;
|
|
int posSection = line.indexOf(" section ");
|
|
int lenName = 0;
|
|
int lenSection = 0;
|
|
int posDemangled = 0;
|
|
if (posSection == -1) {
|
|
lenName = line.size() - posName;
|
|
posDemangled = posName;
|
|
} else {
|
|
lenName = posSection - posName;
|
|
posSection += 10;
|
|
posDemangled = line.indexOf(' ', posSection + 1);
|
|
if (posDemangled == -1) {
|
|
lenSection = line.size() - posSection;
|
|
} else {
|
|
lenSection = posDemangled - posSection;
|
|
posDemangled += 1;
|
|
}
|
|
}
|
|
int lenDemangled = 0;
|
|
if (posDemangled != -1)
|
|
lenDemangled = line.size() - posDemangled;
|
|
Symbol symbol;
|
|
symbol.state = _(line.mid(posCode, 1));
|
|
symbol.address = _(line.mid(posAddress, lenAddress));
|
|
symbol.name = _(line.mid(posName, lenName));
|
|
symbol.section = _(line.mid(posSection, lenSection));
|
|
symbol.demangled = _(line.mid(posDemangled, lenDemangled));
|
|
symbols.push_back(symbol);
|
|
}
|
|
file.close();
|
|
file.remove();
|
|
debuggerCore()->showModuleSymbols(modulePath, symbols);
|
|
} else {
|
|
showMessageBox(QMessageBox::Critical, tr("Cannot Read Symbols"),
|
|
tr("Cannot read symbols for module \"%1\".").arg(fileName));
|
|
}
|
|
}
|
|
|
|
void GdbEngine::requestModuleSections(const QString &moduleName)
|
|
{
|
|
// There seems to be no way to get the symbols from a single .so.
|
|
postCommand("maint info section ALLOBJ",
|
|
NeedsStop, CB(handleShowModuleSections), moduleName);
|
|
}
|
|
|
|
void GdbEngine::handleShowModuleSections(const GdbResponse &response)
|
|
{
|
|
// ~" Object file: /usr/lib/i386-linux-gnu/libffi.so.6\n"
|
|
// ~" 0xb44a6114->0xb44a6138 at 0x00000114: .note.gnu.build-id ALLOC LOAD READONLY DATA HAS_CONTENTS\n"
|
|
if (response.resultClass == GdbResultDone) {
|
|
const QString moduleName = response.cookie.toString();
|
|
const QStringList lines = QString::fromLocal8Bit(response.consoleStreamOutput).split(QLatin1Char('\n'));
|
|
const QString prefix = QLatin1String(" Object file: ");
|
|
const QString needle = prefix + moduleName;
|
|
Sections sections;
|
|
bool active = false;
|
|
foreach (const QString &line, lines) {
|
|
if (line.startsWith(prefix)) {
|
|
if (active)
|
|
break;
|
|
if (line == needle)
|
|
active = true;
|
|
} else {
|
|
if (active) {
|
|
QStringList items = line.split(QLatin1Char(' '), QString::SkipEmptyParts);
|
|
QString fromTo = items.value(0, QString());
|
|
const int pos = fromTo.indexOf(QLatin1Char('-'));
|
|
QTC_ASSERT(pos >= 0, continue);
|
|
Section section;
|
|
section.from = fromTo.left(pos);
|
|
section.to = fromTo.mid(pos + 2);
|
|
section.address = items.value(2, QString());
|
|
section.name = items.value(3, QString());
|
|
section.flags = items.value(4, QString());
|
|
sections.append(section);
|
|
}
|
|
}
|
|
}
|
|
if (!sections.isEmpty())
|
|
debuggerCore()->showModuleSections(moduleName, sections);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::reloadModules()
|
|
{
|
|
if (state() == InferiorRunOk || state() == InferiorStopOk)
|
|
reloadModulesInternal();
|
|
}
|
|
|
|
void GdbEngine::reloadModulesInternal()
|
|
{
|
|
postCommand("info shared", NeedsStop, CB(handleModulesList));
|
|
}
|
|
|
|
static QString nameFromPath(const QString &path)
|
|
{
|
|
return QFileInfo(path).baseName();
|
|
}
|
|
|
|
void GdbEngine::handleModulesList(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
ModulesHandler *handler = modulesHandler();
|
|
Module module;
|
|
// That's console-based output, likely Linux or Windows,
|
|
// but we can avoid the target dependency here.
|
|
QString data = QString::fromLocal8Bit(response.consoleStreamOutput);
|
|
QTextStream ts(&data, QIODevice::ReadOnly);
|
|
bool found = false;
|
|
while (!ts.atEnd()) {
|
|
QString line = ts.readLine();
|
|
QString symbolsRead;
|
|
QTextStream ts(&line, QIODevice::ReadOnly);
|
|
if (line.startsWith(QLatin1String("0x"))) {
|
|
ts >> module.startAddress >> module.endAddress >> symbolsRead;
|
|
module.modulePath = ts.readLine().trimmed();
|
|
module.moduleName = nameFromPath(module.modulePath);
|
|
module.symbolsRead =
|
|
(symbolsRead == QLatin1String("Yes") ? Module::ReadOk : Module::ReadFailed);
|
|
handler->updateModule(module);
|
|
found = true;
|
|
} else if (line.trimmed().startsWith(QLatin1String("No"))) {
|
|
// gdb 6.4 symbianelf
|
|
ts >> symbolsRead;
|
|
QTC_ASSERT(symbolsRead == QLatin1String("No"), continue);
|
|
module.startAddress = 0;
|
|
module.endAddress = 0;
|
|
module.modulePath = ts.readLine().trimmed();
|
|
module.moduleName = nameFromPath(module.modulePath);
|
|
handler->updateModule(module);
|
|
found = true;
|
|
}
|
|
}
|
|
if (!found) {
|
|
// Mac has^done,shlib-info={num="1",name="dyld",kind="-",
|
|
// dyld-addr="0x8fe00000",reason="dyld",requested-state="Y",
|
|
// state="Y",path="/usr/lib/dyld",description="/usr/lib/dyld",
|
|
// loaded_addr="0x8fe00000",slide="0x0",prefix="__dyld_"},
|
|
// shlib-info={...}...
|
|
foreach (const GdbMi &item, response.data.children()) {
|
|
module.modulePath =
|
|
QString::fromLocal8Bit(item.findChild("path").data());
|
|
module.moduleName = nameFromPath(module.modulePath);
|
|
module.symbolsRead = (item.findChild("state").data() == "Y")
|
|
? Module::ReadOk : Module::ReadFailed;
|
|
module.startAddress =
|
|
item.findChild("loaded_addr").data().toULongLong(0, 0);
|
|
module.endAddress = 0; // FIXME: End address not easily available.
|
|
handler->updateModule(module);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void GdbEngine::examineModules()
|
|
{
|
|
ModulesHandler *handler = modulesHandler();
|
|
foreach (const Module &module, handler->modules()) {
|
|
if (module.elfData.symbolsType == UnknownSymbols)
|
|
handler->updateModule(module);
|
|
}
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Source files specific stuff
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
void GdbEngine::invalidateSourcesList()
|
|
{
|
|
m_breakListOutdated = true;
|
|
}
|
|
|
|
void GdbEngine::reloadSourceFiles()
|
|
{
|
|
if ((state() == InferiorRunOk || state() == InferiorStopOk)
|
|
&& !m_sourcesListUpdating)
|
|
reloadSourceFilesInternal();
|
|
}
|
|
|
|
void GdbEngine::reloadSourceFilesInternal()
|
|
{
|
|
QTC_CHECK(!m_sourcesListUpdating);
|
|
m_sourcesListUpdating = true;
|
|
postCommand("-file-list-exec-source-files", NeedsStop, CB(handleQuerySources));
|
|
#if 0
|
|
if (m_gdbVersion < 70000 && !m_isMacGdb)
|
|
postCommand("set stop-on-solib-events 1");
|
|
#endif
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Stack specific stuff
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
void GdbEngine::selectThread(ThreadId threadId)
|
|
{
|
|
threadsHandler()->setCurrentThread(threadId);
|
|
showStatusMessage(tr("Retrieving data for stack view thread 0x%1...")
|
|
.arg(threadId.raw(), 0, 16), 10000);
|
|
postCommand("-thread-select " + QByteArray::number(threadId.raw()), Discardable,
|
|
CB(handleStackSelectThread));
|
|
}
|
|
|
|
void GdbEngine::handleStackSelectThread(const GdbResponse &)
|
|
{
|
|
QTC_CHECK(state() == InferiorUnrunnable || state() == InferiorStopOk);
|
|
showStatusMessage(tr("Retrieving data for stack view..."), 3000);
|
|
reloadStack(true); // Will reload registers.
|
|
updateLocals();
|
|
}
|
|
|
|
void GdbEngine::reloadFullStack()
|
|
{
|
|
PENDING_DEBUG("RELOAD FULL STACK");
|
|
postCommand("-stack-list-frames", Discardable, CB(handleStackListFrames),
|
|
QVariant::fromValue<StackCookie>(StackCookie(true, true)));
|
|
}
|
|
|
|
void GdbEngine::reloadStack(bool forceGotoLocation)
|
|
{
|
|
PENDING_DEBUG("RELOAD STACK");
|
|
QByteArray cmd = "-stack-list-frames";
|
|
int stackDepth = debuggerCore()->action(MaximalStackDepth)->value().toInt();
|
|
if (stackDepth)
|
|
cmd += " 0 " + QByteArray::number(stackDepth);
|
|
postCommand(cmd, Discardable, CB(handleStackListFrames),
|
|
QVariant::fromValue<StackCookie>(StackCookie(false, forceGotoLocation)));
|
|
}
|
|
|
|
StackFrame GdbEngine::parseStackFrame(const GdbMi &frameMi, int level)
|
|
{
|
|
//qDebug() << "HANDLING FRAME:" << frameMi.toString();
|
|
StackFrame frame;
|
|
frame.level = level;
|
|
GdbMi fullName = frameMi.findChild("fullname");
|
|
if (fullName.isValid())
|
|
frame.file = cleanupFullName(QFile::decodeName(fullName.data()));
|
|
else
|
|
frame.file = QFile::decodeName(frameMi.findChild("file").data());
|
|
frame.function = _(frameMi.findChild("func").data());
|
|
frame.from = _(frameMi.findChild("from").data());
|
|
frame.line = frameMi.findChild("line").data().toInt();
|
|
frame.address = frameMi.findChild("addr").toAddress();
|
|
frame.usable = QFileInfo(frame.file).isReadable();
|
|
return frame;
|
|
}
|
|
|
|
void GdbEngine::handleStackListFrames(const GdbResponse &response)
|
|
{
|
|
bool handleIt = (m_isMacGdb || response.resultClass == GdbResultDone);
|
|
if (!handleIt) {
|
|
// That always happens on symbian gdb with
|
|
// ^error,data={msg="Previous frame identical to this frame (corrupt stack?)"
|
|
// logStreamOutput: "Previous frame identical to this frame (corrupt stack?)\n"
|
|
//qDebug() << "LISTING STACK FAILED: " << response.toString();
|
|
reloadRegisters();
|
|
return;
|
|
}
|
|
|
|
StackCookie cookie = response.cookie.value<StackCookie>();
|
|
QList<StackFrame> stackFrames;
|
|
|
|
GdbMi stack = response.data.findChild("stack");
|
|
if (!stack.isValid()) {
|
|
qDebug() << "FIXME: stack:" << stack.toString();
|
|
return;
|
|
}
|
|
|
|
int targetFrame = -1;
|
|
|
|
int n = stack.childCount();
|
|
for (int i = 0; i != n; ++i) {
|
|
stackFrames.append(parseStackFrame(stack.childAt(i), i));
|
|
const StackFrame &frame = stackFrames.back();
|
|
|
|
// Initialize top frame to the first valid frame.
|
|
const bool isValid = frame.isUsable() && !frame.function.isEmpty();
|
|
if (isValid && targetFrame == -1)
|
|
targetFrame = i;
|
|
}
|
|
|
|
bool canExpand = !cookie.isFull
|
|
&& (n >= debuggerCore()->action(MaximalStackDepth)->value().toInt());
|
|
debuggerCore()->action(ExpandStack)->setEnabled(canExpand);
|
|
stackHandler()->setFrames(stackFrames, canExpand);
|
|
|
|
// We can't jump to any file if we don't have any frames.
|
|
if (stackFrames.isEmpty())
|
|
return;
|
|
|
|
// targetFrame contains the top most frame for which we have source
|
|
// information. That's typically the frame we'd like to jump to, with
|
|
// a few exceptions:
|
|
|
|
// Always jump to frame #0 when stepping by instruction.
|
|
if (debuggerCore()->boolSetting(OperateByInstruction))
|
|
targetFrame = 0;
|
|
|
|
// If there is no frame with source, jump to frame #0.
|
|
if (targetFrame == -1)
|
|
targetFrame = 0;
|
|
|
|
stackHandler()->setCurrentIndex(targetFrame);
|
|
activateFrame(targetFrame);
|
|
}
|
|
|
|
void GdbEngine::activateFrame(int frameIndex)
|
|
{
|
|
if (state() != InferiorStopOk && state() != InferiorUnrunnable)
|
|
return;
|
|
|
|
StackHandler *handler = stackHandler();
|
|
|
|
if (frameIndex == handler->stackSize()) {
|
|
reloadFullStack();
|
|
return;
|
|
}
|
|
|
|
QTC_ASSERT(frameIndex < handler->stackSize(), return);
|
|
|
|
// Assuming the command always succeeds this saves a roundtrip.
|
|
// Otherwise the lines below would need to get triggered
|
|
// after a response to this -stack-select-frame here.
|
|
handler->setCurrentIndex(frameIndex);
|
|
QByteArray cmd = "-stack-select-frame";
|
|
//if (!m_currentThread.isEmpty())
|
|
// cmd += " --thread " + m_currentThread;
|
|
cmd += ' ';
|
|
cmd += QByteArray::number(frameIndex);
|
|
postCommand(cmd, Discardable, CB(handleStackSelectFrame));
|
|
gotoLocation(stackHandler()->currentFrame());
|
|
updateLocals();
|
|
reloadRegisters();
|
|
}
|
|
|
|
void GdbEngine::handleStackSelectFrame(const GdbResponse &response)
|
|
{
|
|
Q_UNUSED(response);
|
|
}
|
|
|
|
void GdbEngine::handleThreadInfo(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
ThreadsHandler *handler = threadsHandler();
|
|
handler->updateThreads(response.data);
|
|
// This is necessary as the current thread might not be in the list.
|
|
if (!handler->currentThread().isValid()) {
|
|
ThreadId other = handler->threadAt(0);
|
|
if (other.isValid())
|
|
selectThread(other);
|
|
}
|
|
updateViews(); // Adjust Threads combobox.
|
|
if (false && m_hasInferiorThreadList && debuggerCore()->boolSetting(ShowThreadNames)) {
|
|
postCommand("threadnames " +
|
|
debuggerCore()->action(MaximalStackDepth)->value().toByteArray(),
|
|
Discardable, CB(handleThreadNames));
|
|
}
|
|
reloadStack(false); // Will trigger register reload.
|
|
} else {
|
|
// Fall back for older versions: Try to get at least a list
|
|
// of running threads.
|
|
postCommand("-thread-list-ids", Discardable, CB(handleThreadListIds));
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleThreadListIds(const GdbResponse &response)
|
|
{
|
|
// "72^done,{thread-ids={thread-id="2",thread-id="1"},number-of-threads="2"}
|
|
// In gdb 7.1+ additionally: current-thread-id="1"
|
|
ThreadsHandler *handler = threadsHandler();
|
|
const QList<GdbMi> items = response.data.findChild("thread-ids").children();
|
|
for (int index = 0, n = items.size(); index != n; ++index) {
|
|
ThreadData thread;
|
|
thread.id = ThreadId(items.at(index).data().toInt());
|
|
handler->updateThread(thread);
|
|
}
|
|
reloadStack(false); // Will trigger register reload.
|
|
}
|
|
|
|
void GdbEngine::handleThreadNames(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
ThreadsHandler *handler = threadsHandler();
|
|
GdbMi names;
|
|
names.fromString(response.consoleStreamOutput);
|
|
foreach (const GdbMi &name, names.children()) {
|
|
ThreadData thread;
|
|
thread.id = ThreadId(name.findChild("id").data().toInt());
|
|
thread.name = decodeData(name.findChild("value").data(),
|
|
name.findChild("valueencoded").data().toInt());
|
|
handler->updateThread(thread);
|
|
}
|
|
updateViews();
|
|
}
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Snapshot specific stuff
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
void GdbEngine::createSnapshot()
|
|
{
|
|
QString fileName;
|
|
QTemporaryFile tf(QDir::tempPath() + _("/gdbsnapshot"));
|
|
if (tf.open()) {
|
|
fileName = tf.fileName();
|
|
tf.close();
|
|
postCommand("gcore " + fileName.toLocal8Bit(),
|
|
NeedsStop|ConsoleCommand, CB(handleMakeSnapshot), fileName);
|
|
} else {
|
|
showMessageBox(QMessageBox::Critical, tr("Snapshot Creation Error"),
|
|
tr("Cannot create snapshot file."));
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleMakeSnapshot(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
DebuggerStartParameters sp = startParameters();
|
|
sp.startMode = AttachCore;
|
|
sp.coreFile = response.cookie.toString();
|
|
//snapshot.setDate(QDateTime::currentDateTime());
|
|
StackFrames frames = stackHandler()->frames();
|
|
QString function = _("<unknown>");
|
|
if (!frames.isEmpty()) {
|
|
const StackFrame &frame = frames.at(0);
|
|
function = frame.function + _(":") + QString::number(frame.line);
|
|
}
|
|
sp.displayName = function + _(": ") + QDateTime::currentDateTime().toString();
|
|
sp.isSnapshot = true;
|
|
DebuggerRunControlFactory::createAndScheduleRun(sp);
|
|
} else {
|
|
QByteArray msg = response.data.findChild("msg").data();
|
|
showMessageBox(QMessageBox::Critical, tr("Snapshot Creation Error"),
|
|
tr("Cannot create snapshot:\n") + QString::fromLocal8Bit(msg));
|
|
}
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Register specific stuff
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
void GdbEngine::reloadRegisters()
|
|
{
|
|
if (!debuggerCore()->isDockVisible(_(Constants::DOCKWIDGET_REGISTER)))
|
|
return;
|
|
|
|
if (state() != InferiorStopOk && state() != InferiorUnrunnable)
|
|
return;
|
|
if (!m_registerNamesListed) {
|
|
postCommand("-data-list-register-names", CB(handleRegisterListNames));
|
|
m_registerNamesListed = true;
|
|
}
|
|
|
|
postCommand("-data-list-register-values r",
|
|
Discardable, CB(handleRegisterListValues));
|
|
}
|
|
|
|
void GdbEngine::setRegisterValue(int nr, const QString &value)
|
|
{
|
|
Register reg = registerHandler()->registers().at(nr);
|
|
postCommand("set $" + reg.name + "=" + value.toLatin1());
|
|
reloadRegisters();
|
|
}
|
|
|
|
void GdbEngine::handleRegisterListNames(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass != GdbResultDone) {
|
|
m_registerNamesListed = false;
|
|
return;
|
|
}
|
|
|
|
Registers registers;
|
|
int gdbRegisterNumber = 0, internalIndex = 0;
|
|
|
|
// This both handles explicitly having space for all the registers and
|
|
// initializes all indices to 0, giving missing registers a sane default
|
|
// in the event of something wacky.
|
|
GdbMi names = response.data.findChild("register-names");
|
|
m_registerNumbers.resize(names.childCount());
|
|
foreach (const GdbMi &item, names.children()) {
|
|
// Since we throw away missing registers to eliminate empty rows
|
|
// we need to maintain a mapping of GDB register numbers to their
|
|
// respective indices in the register list.
|
|
if (!item.data().isEmpty()) {
|
|
m_registerNumbers[gdbRegisterNumber] = internalIndex++;
|
|
registers.append(Register(item.data()));
|
|
}
|
|
gdbRegisterNumber++;
|
|
}
|
|
|
|
registerHandler()->setRegisters(registers);
|
|
}
|
|
|
|
void GdbEngine::handleRegisterListValues(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass != GdbResultDone)
|
|
return;
|
|
|
|
Registers registers = registerHandler()->registers();
|
|
const int registerCount = registers.size();
|
|
const int gdbRegisterCount = m_registerNumbers.size();
|
|
|
|
// 24^done,register-values=[{number="0",value="0xf423f"},...]
|
|
const GdbMi values = response.data.findChild("register-values");
|
|
QTC_ASSERT(registerCount == values.children().size(), return);
|
|
foreach (const GdbMi &item, values.children()) {
|
|
const int number = item.findChild("number").data().toInt();
|
|
if (number >= 0 && number < gdbRegisterCount)
|
|
registers[m_registerNumbers[number]].value = item.findChild("value").data();
|
|
}
|
|
registerHandler()->setAndMarkRegisters(registers);
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Thread specific stuff
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
bool GdbEngine::supportsThreads() const
|
|
{
|
|
// FSF gdb 6.3 crashes happily on -thread-list-ids. So don't use it.
|
|
// The test below is a semi-random pick, 6.8 works fine
|
|
return m_isMacGdb || m_gdbVersion > 60500;
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Tooltip specific stuff
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
void GdbEngine::showToolTip()
|
|
{
|
|
if (m_toolTipContext.isNull())
|
|
return;
|
|
const QString expression = m_toolTipContext->expression;
|
|
if (DebuggerToolTipManager::debug())
|
|
qDebug() << "GdbEngine::showToolTip " << expression << m_toolTipContext->iname << (*m_toolTipContext);
|
|
|
|
if (m_toolTipContext->iname.startsWith("tooltip")
|
|
&& (!debuggerCore()->boolSetting(UseToolTipsInMainEditor)
|
|
|| !watchHandler()->isValidToolTip(m_toolTipContext->iname))) {
|
|
watchHandler()->removeData(m_toolTipContext->iname);
|
|
return;
|
|
}
|
|
|
|
DebuggerToolTipWidget *tw = new DebuggerToolTipWidget;
|
|
tw->setIname(m_toolTipContext->iname);
|
|
tw->setExpression(m_toolTipContext->expression);
|
|
tw->setContext(*m_toolTipContext);
|
|
tw->acquireEngine(this);
|
|
DebuggerToolTipManager::instance()->showToolTip(m_toolTipContext->mousePosition,
|
|
m_toolTipContext->editor, tw);
|
|
// Prevent tooltip from re-occurring (classic GDB, QTCREATORBUG-4711).
|
|
m_toolTipContext.reset();
|
|
}
|
|
|
|
QString GdbEngine::tooltipExpression() const
|
|
{
|
|
return m_toolTipContext.isNull() ? QString() : m_toolTipContext->expression;
|
|
}
|
|
|
|
void GdbEngine::resetLocation()
|
|
{
|
|
m_toolTipContext.reset();
|
|
DebuggerEngine::resetLocation();
|
|
}
|
|
|
|
bool GdbEngine::setToolTipExpression(const QPoint &mousePos,
|
|
TextEditor::ITextEditor *editor, const DebuggerToolTipContext &contextIn)
|
|
{
|
|
if (state() != InferiorStopOk || !isCppEditor(editor)) {
|
|
//qDebug() << "SUPPRESSING DEBUGGER TOOLTIP, INFERIOR NOT STOPPED "
|
|
// " OR NOT A CPPEDITOR";
|
|
return false;
|
|
}
|
|
|
|
DebuggerToolTipContext context = contextIn;
|
|
int line, column;
|
|
QString exp = fixCppExpression(cppExpressionAt(editor, context.position, &line, &column, &context.function));
|
|
if (exp.isEmpty())
|
|
return false;
|
|
// Prefer a filter on an existing local variable if it can be found.
|
|
QByteArray iname;
|
|
if (const WatchData *localVariable = watchHandler()->findCppLocalVariable(exp)) {
|
|
exp = QLatin1String(localVariable->exp);
|
|
iname = localVariable->iname;
|
|
} else {
|
|
iname = tooltipIName(exp);
|
|
}
|
|
|
|
if (DebuggerToolTipManager::debug())
|
|
qDebug() << "GdbEngine::setToolTipExpression1 " << exp << iname << context;
|
|
|
|
// Same expression: Display synchronously.
|
|
if (!m_toolTipContext.isNull() && m_toolTipContext->expression == exp) {
|
|
showToolTip();
|
|
return true;
|
|
}
|
|
|
|
m_toolTipContext.reset(new GdbToolTipContext(context));
|
|
m_toolTipContext->mousePosition = mousePos;
|
|
m_toolTipContext->expression = exp;
|
|
m_toolTipContext->iname = iname;
|
|
m_toolTipContext->editor = editor;
|
|
// Local variable: Display synchronously.
|
|
if (iname.startsWith("local")) {
|
|
showToolTip();
|
|
return true;
|
|
}
|
|
|
|
if (DebuggerToolTipManager::debug())
|
|
qDebug() << "GdbEngine::setToolTipExpression2 " << exp << (*m_toolTipContext);
|
|
|
|
if (isSynchronous()) {
|
|
UpdateParameters params;
|
|
params.tryPartial = true;
|
|
params.tooltipOnly = true;
|
|
params.varList = iname;
|
|
updateLocalsPython(params);
|
|
} else {
|
|
WatchData toolTip;
|
|
toolTip.exp = exp.toLatin1();
|
|
toolTip.name = exp;
|
|
toolTip.iname = iname;
|
|
watchHandler()->insertData(toolTip);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Watch specific stuff
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
void GdbEngine::reloadLocals()
|
|
{
|
|
setTokenBarrier();
|
|
updateLocals();
|
|
}
|
|
|
|
bool GdbEngine::hasDebuggingHelperForType(const QByteArray &type) const
|
|
{
|
|
if (!debuggerCore()->boolSetting(UseDebuggingHelpers))
|
|
return false;
|
|
|
|
if (dumperHandling() == DumperNotAvailable) {
|
|
// Inferior calls are not possible in gdb when looking at core files.
|
|
return type == "QString" || type.endsWith("::QString")
|
|
|| type == "QStringList" || type.endsWith("::QStringList");
|
|
}
|
|
|
|
if (m_debuggingHelperState != DebuggingHelperAvailable)
|
|
return false;
|
|
|
|
// Simple types.
|
|
return m_dumperHelper.type(type) != DumperHelper::UnknownType;
|
|
}
|
|
|
|
void GdbEngine::updateWatchData(const WatchData &data, const WatchUpdateFlags &flags)
|
|
{
|
|
if (isSynchronous()) {
|
|
// This should only be called for fresh expanded items, not for
|
|
// items that had their children retrieved earlier.
|
|
//qDebug() << "\nUPDATE WATCH DATA: " << data.toString() << "\n";
|
|
if (data.iname.endsWith("."))
|
|
return;
|
|
|
|
// Avoid endless loops created by faulty dumpers.
|
|
QByteArray processedName = "1-" + data.iname;
|
|
//qDebug() << "PROCESSED NAMES: " << processedName << m_processedNames;
|
|
if (m_processedNames.contains(processedName)) {
|
|
WatchData data1 = data;
|
|
showMessage(_("<Breaking endless loop for " + data.iname + '>'),
|
|
LogMiscInput);
|
|
data1.setAllUnneeded();
|
|
data1.setValue(_("<unavailable>"));
|
|
data1.setHasChildren(false);
|
|
insertData(data1);
|
|
return;
|
|
}
|
|
m_processedNames.insert(processedName);
|
|
|
|
// FIXME: Is this sufficient when "external" changes are
|
|
// triggered e.g. by manually entered command in the gdb console?
|
|
//qDebug() << "TRY PARTIAL: " << flags.tryIncremental
|
|
// << hasPython()
|
|
// << (m_pendingBreakpointRequests == 0);
|
|
|
|
UpdateParameters params;
|
|
params.tooltipOnly = data.iname.startsWith("tooltip");
|
|
params.tryPartial = flags.tryIncremental
|
|
&& hasPython()
|
|
&& m_pendingBreakpointRequests == 0;
|
|
params.varList = data.iname;
|
|
|
|
updateLocalsPython(params);
|
|
} else {
|
|
PENDING_DEBUG("UPDATE WATCH BUMPS PENDING UP TO " << m_uncompleted.size());
|
|
updateSubItemClassic(data);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::rebuildWatchModel()
|
|
{
|
|
QTC_CHECK(m_completed.isEmpty());
|
|
QTC_CHECK(m_uncompleted.isEmpty());
|
|
static int count = 0;
|
|
++count;
|
|
if (!isSynchronous())
|
|
m_processedNames.clear();
|
|
PENDING_DEBUG("REBUILDING MODEL" << count);
|
|
if (debuggerCore()->boolSetting(LogTimeStamps))
|
|
showMessage(LogWindow::logTimeStamp(), LogMiscInput);
|
|
showMessage(_("<Rebuild Watchmodel %1>").arg(count), LogMiscInput);
|
|
showStatusMessage(tr("Finished retrieving data"), 400);
|
|
showToolTip();
|
|
handleAutoTests();
|
|
}
|
|
|
|
static QByteArray arrayFillCommand(const char *array, const QByteArray ¶ms)
|
|
{
|
|
QString buf;
|
|
buf.sprintf("set {char[%d]} &%s = {", params.size(), array);
|
|
QByteArray encoded;
|
|
encoded.append(buf.toLocal8Bit());
|
|
const int size = params.size();
|
|
for (int i = 0; i != size; ++i) {
|
|
buf.sprintf("%d,", int(params[i]));
|
|
encoded.append(buf.toLocal8Bit());
|
|
}
|
|
encoded[encoded.size() - 1] = '}';
|
|
return encoded;
|
|
}
|
|
|
|
void GdbEngine::sendWatchParameters(const QByteArray ¶ms0)
|
|
{
|
|
QByteArray params = params0;
|
|
params.append('\0');
|
|
const QByteArray inBufferCmd = arrayFillCommand("qDumpInBuffer", params);
|
|
|
|
params.replace('\0','!');
|
|
showMessage(QString::fromUtf8(params), LogMiscInput);
|
|
|
|
params.clear();
|
|
params.append('\0');
|
|
const QByteArray outBufferCmd = arrayFillCommand("qDumpOutBuffer", params);
|
|
|
|
postCommand(inBufferCmd);
|
|
postCommand(outBufferCmd);
|
|
}
|
|
|
|
void GdbEngine::handleVarAssign(const GdbResponse &)
|
|
{
|
|
// Everything might have changed, force re-evaluation.
|
|
setTokenBarrier();
|
|
updateLocals();
|
|
}
|
|
|
|
void GdbEngine::handleVarCreate(const GdbResponse &response)
|
|
{
|
|
WatchData data = response.cookie.value<WatchData>();
|
|
// Happens e.g. when we already issued a var-evaluate command.
|
|
if (!data.isValid())
|
|
return;
|
|
//qDebug() << "HANDLE VARIABLE CREATION:" << data.toString();
|
|
if (response.resultClass == GdbResultDone) {
|
|
data.variable = data.iname;
|
|
data.updateType(response.data.findChild("type"));
|
|
if (watchHandler()->isExpandedIName(data.iname)
|
|
&& !response.data.findChild("children").isValid())
|
|
data.setChildrenNeeded();
|
|
else
|
|
data.setChildrenUnneeded();
|
|
data.updateChildCount(response.data.findChild("numchild"));
|
|
insertData(data);
|
|
} else {
|
|
data.setError(QString::fromLocal8Bit(response.data.findChild("msg").data()));
|
|
if (data.isWatcher()) {
|
|
data.value = WatchData::msgNotInScope();
|
|
data.type = " ";
|
|
data.setAllUnneeded();
|
|
data.setHasChildren(false);
|
|
data.valueEnabled = false;
|
|
data.valueEditable = false;
|
|
insertData(data);
|
|
}
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleDebuggingHelperSetup(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
} else {
|
|
QString msg = QString::fromLocal8Bit(response.data.findChild("msg").data());
|
|
showStatusMessage(tr("Custom dumper setup: %1").arg(msg), 10000);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::updateLocals()
|
|
{
|
|
watchHandler()->resetValueCache();
|
|
if (hasPython())
|
|
updateLocalsPython(UpdateParameters());
|
|
else
|
|
updateLocalsClassic();
|
|
}
|
|
|
|
// Parse a local variable from GdbMi.
|
|
WatchData GdbEngine::localVariable(const GdbMi &item,
|
|
const QStringList &uninitializedVariables,
|
|
QMap<QByteArray, int> *seen)
|
|
{
|
|
// Local variables of inlined code are reported as
|
|
// 26^done,locals={varobj={exp="this",value="",name="var4",exp="this",
|
|
// numchild="1",type="const QtSharedPointer::Basic<CPlusPlus::..."}}
|
|
// We do not want these at all. Current hypotheses is that those
|
|
// "spurious" locals have _two_ "exp" field. Try to filter them:
|
|
QByteArray name;
|
|
if (m_isMacGdb) {
|
|
int numExps = 0;
|
|
foreach (const GdbMi &child, item.children())
|
|
numExps += int(child.name() == "exp");
|
|
if (numExps > 1)
|
|
return WatchData();
|
|
name = item.findChild("exp").data();
|
|
} else {
|
|
name = item.findChild("name").data();
|
|
}
|
|
const QMap<QByteArray, int>::iterator it = seen->find(name);
|
|
if (it != seen->end()) {
|
|
const int n = it.value();
|
|
++(it.value());
|
|
WatchData data;
|
|
QString nam = _(name);
|
|
data.iname = "local." + name + QByteArray::number(n + 1);
|
|
data.name = WatchData::shadowedName(nam, n);
|
|
if (uninitializedVariables.contains(data.name)) {
|
|
data.setError(WatchData::msgNotInScope());
|
|
return data;
|
|
}
|
|
data.updateValue(item);
|
|
//: Type of local variable or parameter shadowed by another
|
|
//: variable of the same name in a nested block.
|
|
data.setType(GdbEngine::tr("<shadowed>").toUtf8());
|
|
data.setHasChildren(false);
|
|
return data;
|
|
}
|
|
seen->insert(name, 1);
|
|
WatchData data;
|
|
QString nam = _(name);
|
|
data.iname = "local." + name;
|
|
data.name = nam;
|
|
data.exp = name;
|
|
data.updateType(item.findChild("type"));
|
|
if (uninitializedVariables.contains(data.name)) {
|
|
data.setError(WatchData::msgNotInScope());
|
|
return data;
|
|
}
|
|
if (isSynchronous()) {
|
|
data.updateValue(item);
|
|
// We know that the complete list of children is
|
|
// somewhere in the response.
|
|
data.setChildrenUnneeded();
|
|
} else {
|
|
// Set value only directly if it is simple enough, otherwise
|
|
// pass through the insertData() machinery.
|
|
if (isIntOrFloatType(data.type) || isPointerType(data.type))
|
|
data.updateValue(item);
|
|
}
|
|
|
|
if (!watchHandler()->isExpandedIName(data.iname))
|
|
data.setChildrenUnneeded();
|
|
|
|
GdbMi t = item.findChild("numchild");
|
|
if (t.isValid())
|
|
data.setHasChildren(t.data().toInt() > 0);
|
|
else if (isPointerType(data.type) || data.name == QLatin1String("this"))
|
|
data.setHasChildren(true);
|
|
return data;
|
|
}
|
|
|
|
void GdbEngine::insertData(const WatchData &data)
|
|
{
|
|
PENDING_DEBUG("INSERT DATA" << data.toString());
|
|
if (data.isSomethingNeeded()) {
|
|
m_uncompleted.insert(data.iname);
|
|
WatchUpdateFlags flags;
|
|
flags.tryIncremental = true;
|
|
updateWatchData(data, flags);
|
|
} else {
|
|
m_completed.append(data);
|
|
m_uncompleted.remove(data.iname);
|
|
if (m_uncompleted.isEmpty()) {
|
|
watchHandler()->insertData(m_completed);
|
|
m_completed.clear();
|
|
rebuildWatchModel();
|
|
}
|
|
}
|
|
}
|
|
|
|
void GdbEngine::assignValueInDebugger(const WatchData *data,
|
|
const QString &expression, const QVariant &value)
|
|
{
|
|
if (hasPython() && !isIntOrFloatType(data->type)) {
|
|
QByteArray cmd = "bbedit "
|
|
+ data->type.toHex() + ','
|
|
+ expression.toUtf8().toHex() + ','
|
|
+ value.toString().toUtf8().toHex();
|
|
postCommand(cmd, Discardable, CB(handleVarAssign));
|
|
} else {
|
|
postCommand("-var-delete assign");
|
|
postCommand("-var-create assign * " + expression.toLatin1());
|
|
postCommand("-var-assign assign " +
|
|
GdbMi::escapeCString(value.toString().toLatin1()),
|
|
Discardable, CB(handleVarAssign));
|
|
}
|
|
}
|
|
|
|
void GdbEngine::watchPoint(const QPoint &pnt)
|
|
{
|
|
QByteArray x = QByteArray::number(pnt.x());
|
|
QByteArray y = QByteArray::number(pnt.y());
|
|
postCommand("print '" + qtNamespace() + "QApplication::widgetAt'("
|
|
+ x + ',' + y + ')',
|
|
NeedsStop, CB(handleWatchPoint));
|
|
}
|
|
|
|
void GdbEngine::handleWatchPoint(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
// "$5 = (void *) 0xbfa7ebfc\n"
|
|
const QByteArray ba = parsePlainConsoleStream(response);
|
|
//qDebug() << "BA: " << ba;
|
|
const int posWidget = ba.indexOf("QWidget");
|
|
const int pos0x = ba.indexOf("0x", posWidget + 7);
|
|
if (posWidget == -1 || pos0x == -1) {
|
|
showStatusMessage(tr("Cannot read widget data: %1").arg(_(ba)));
|
|
} else {
|
|
const QByteArray addr = ba.mid(pos0x);
|
|
if (addr.toULongLong(0, 0)) { // Non-null pointer
|
|
const QByteArray ns = qtNamespace();
|
|
const QByteArray type = ns.isEmpty() ? "QWidget*"
|
|
: QByteArray("'" + ns + "QWidget'*");
|
|
const QString exp = _("(*(struct %1)%2)").arg(_(type)).arg(_(addr));
|
|
// qDebug() << posNs << posWidget << pos0x << addr << ns << type;
|
|
watchHandler()->watchExpression(exp);
|
|
} else {
|
|
showStatusMessage(tr("Could not find a widget."));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
class MemoryAgentCookie
|
|
{
|
|
public:
|
|
MemoryAgentCookie() : agent(0), token(0), address(0) {}
|
|
|
|
MemoryAgentCookie(MemoryAgent *agent_, QObject *token_, quint64 address_)
|
|
: agent(agent_), token(token_), address(address_)
|
|
{}
|
|
|
|
public:
|
|
QPointer<MemoryAgent> agent;
|
|
QPointer<QObject> token;
|
|
quint64 address;
|
|
};
|
|
|
|
void GdbEngine::changeMemory(MemoryAgent *agent, QObject *token,
|
|
quint64 addr, const QByteArray &data)
|
|
{
|
|
QByteArray cmd = "-data-write-memory " + QByteArray::number(addr) + " d 1";
|
|
foreach (unsigned char c, data) {
|
|
cmd.append(' ');
|
|
cmd.append(QByteArray::number(uint(c)));
|
|
}
|
|
postCommand(cmd, NeedsStop, CB(handleChangeMemory),
|
|
QVariant::fromValue(MemoryAgentCookie(agent, token, addr)));
|
|
}
|
|
|
|
void GdbEngine::handleChangeMemory(const GdbResponse &response)
|
|
{
|
|
Q_UNUSED(response);
|
|
}
|
|
|
|
void GdbEngine::fetchMemory(MemoryAgent *agent, QObject *token, quint64 addr,
|
|
quint64 length)
|
|
{
|
|
postCommand("-data-read-memory " + QByteArray::number(addr) + " x 1 1 "
|
|
+ QByteArray::number(length),
|
|
NeedsStop, CB(handleFetchMemory),
|
|
QVariant::fromValue(MemoryAgentCookie(agent, token, addr)));
|
|
}
|
|
|
|
void GdbEngine::handleFetchMemory(const GdbResponse &response)
|
|
{
|
|
// ^done,addr="0x08910c88",nr-bytes="16",total-bytes="16",
|
|
// next-row="0x08910c98",prev-row="0x08910c78",next-page="0x08910c98",
|
|
// prev-page="0x08910c78",memory=[{addr="0x08910c88",
|
|
// data=["1","0","0","0","5","0","0","0","0","0","0","0","0","0","0","0"]}]
|
|
MemoryAgentCookie ac = response.cookie.value<MemoryAgentCookie>();
|
|
QTC_ASSERT(ac.agent, return);
|
|
QByteArray ba;
|
|
GdbMi memory = response.data.findChild("memory");
|
|
QTC_ASSERT(memory.children().size() <= 1, return);
|
|
if (memory.children().isEmpty())
|
|
return;
|
|
GdbMi memory0 = memory.children().at(0); // we asked for only one 'row'
|
|
GdbMi data = memory0.findChild("data");
|
|
foreach (const GdbMi &child, data.children()) {
|
|
bool ok = true;
|
|
unsigned char c = '?';
|
|
c = child.data().toUInt(&ok, 0);
|
|
QTC_ASSERT(ok, return);
|
|
ba.append(c);
|
|
}
|
|
ac.agent->addLazyData(ac.token, ac.address, ba);
|
|
}
|
|
|
|
class DisassemblerAgentCookie
|
|
{
|
|
public:
|
|
DisassemblerAgentCookie() : agent(0) {}
|
|
DisassemblerAgentCookie(DisassemblerAgent *agent_) : agent(agent_) {}
|
|
|
|
public:
|
|
QPointer<DisassemblerAgent> agent;
|
|
};
|
|
|
|
void GdbEngine::fetchDisassembler(DisassemblerAgent *agent)
|
|
{
|
|
// As of 7.2 the MI output is often less informative then the CLI version.
|
|
// So globally fall back to CLI.
|
|
if (agent->isMixed())
|
|
fetchDisassemblerByCliPointMixed(agent);
|
|
else
|
|
fetchDisassemblerByCliPointPlain(agent);
|
|
#if 0
|
|
if (agent->isMixed())
|
|
fetchDisassemblerByMiRangeMixed(agent)
|
|
else
|
|
fetchDisassemblerByMiRangePlain(agent);
|
|
#endif
|
|
}
|
|
|
|
#if 0
|
|
void GdbEngine::fetchDisassemblerByMiRangePlain(const DisassemblerAgentCookie &ac0)
|
|
{
|
|
// Disassemble full function:
|
|
const StackFrame &frame = agent->frame();
|
|
DisassemblerAgentCookie ac = ac0;
|
|
QTC_ASSERT(ac.agent, return);
|
|
const quint64 address = ac.agent->address();
|
|
QByteArray cmd = "-data-disassemble"
|
|
" -f " + frame.file.toLocal8Bit() +
|
|
" -l " + QByteArray::number(frame.line) + " -n -1 -- 1";
|
|
postCommand(cmd, Discardable, CB(handleFetchDisassemblerByMiPointMixed),
|
|
QVariant::fromValue(DisassemblerAgentCookie(agent)));
|
|
}
|
|
#endif
|
|
|
|
#if 0
|
|
void GdbEngine::fetchDisassemblerByMiRangeMixed(const DisassemblerAgentCookie &ac0)
|
|
{
|
|
DisassemblerAgentCookie ac = ac0;
|
|
QTC_ASSERT(ac.agent, return);
|
|
const quint64 address = ac.agent->address();
|
|
QByteArray start = QByteArray::number(address - 20, 16);
|
|
QByteArray end = QByteArray::number(address + 100, 16);
|
|
// -data-disassemble [ -s start-addr -e end-addr ]
|
|
// | [ -f filename -l linenum [ -n lines ] ] -- mode
|
|
postCommand("-data-disassemble -s 0x" + start + " -e 0x" + end + " -- 1",
|
|
Discardable, CB(handleFetchDisassemblerByMiRangeMixed),
|
|
QVariant::fromValue(ac));
|
|
}
|
|
#endif
|
|
|
|
#if 0
|
|
void GdbEngine::fetchDisassemblerByMiRangePlain(const DisassemblerAgentCookie &ac0)
|
|
{
|
|
DisassemblerAgentCookie ac = ac0;
|
|
QTC_ASSERT(ac.agent, return);
|
|
const quint64 address = ac.agent->address();
|
|
QByteArray start = QByteArray::number(address - 20, 16);
|
|
QByteArray end = QByteArray::number(address + 100, 16);
|
|
// -data-disassemble [ -s start-addr -e end-addr ]
|
|
// | [ -f filename -l linenum [ -n lines ] ] -- mode
|
|
postCommand("-data-disassemble -s 0x" + start + " -e 0x" + end + " -- 0",
|
|
Discardable, CB(handleFetchDisassemblerByMiRangePlain),
|
|
QVariant::fromValue(ac));
|
|
}
|
|
#endif
|
|
|
|
static inline QByteArray disassemblerCommand(const Location &location, bool mixed)
|
|
{
|
|
QByteArray command = "disassemble ";
|
|
if (mixed)
|
|
command += "/m ";
|
|
if (const quint64 address = location.address()) {
|
|
command += "0x";
|
|
command += QByteArray::number(address, 16);
|
|
} else if (!location.functionName().isEmpty()) {
|
|
command += location.functionName().toLatin1();
|
|
} else {
|
|
QTC_ASSERT(false, return QByteArray(); );
|
|
}
|
|
return command;
|
|
}
|
|
|
|
void GdbEngine::fetchDisassemblerByCliPointMixed(const DisassemblerAgentCookie &ac0)
|
|
{
|
|
DisassemblerAgentCookie ac = ac0;
|
|
QTC_ASSERT(ac.agent, return);
|
|
postCommand(disassemblerCommand(ac.agent->location(), true), Discardable|ConsoleCommand,
|
|
CB(handleFetchDisassemblerByCliPointMixed),
|
|
QVariant::fromValue(ac));
|
|
}
|
|
|
|
void GdbEngine::fetchDisassemblerByCliPointPlain(const DisassemblerAgentCookie &ac0)
|
|
{
|
|
// This here
|
|
// DisassemblerAgentCookie ac = ac0;
|
|
// QTC_ASSERT(ac.agent, return);
|
|
// postCommand(disassemblerCommand(ac.agent->location(), false), Discardable,
|
|
// CB(handleFetchDisassemblerByCliPointPlain),
|
|
// QVariant::fromValue(ac));
|
|
// takes far too long if function boundaries are not hit.
|
|
// Skip this feature and immediately fall back to the 'range' version:
|
|
fetchDisassemblerByCliRangePlain(ac0);
|
|
}
|
|
|
|
void GdbEngine::fetchDisassemblerByCliRangeMixed(const DisassemblerAgentCookie &ac0)
|
|
{
|
|
DisassemblerAgentCookie ac = ac0;
|
|
QTC_ASSERT(ac.agent, return);
|
|
const quint64 address = ac.agent->address();
|
|
QByteArray start = QByteArray::number(address - 20, 16);
|
|
QByteArray end = QByteArray::number(address + 100, 16);
|
|
const char sep = m_disassembleUsesComma ? ',' : ' ';
|
|
QByteArray cmd = "disassemble /m 0x" + start + sep + "0x" + end;
|
|
postCommand(cmd, Discardable|ConsoleCommand,
|
|
CB(handleFetchDisassemblerByCliRangeMixed), QVariant::fromValue(ac));
|
|
}
|
|
|
|
void GdbEngine::fetchDisassemblerByCliRangePlain(const DisassemblerAgentCookie &ac0)
|
|
{
|
|
DisassemblerAgentCookie ac = ac0;
|
|
QTC_ASSERT(ac.agent, return);
|
|
const quint64 address = ac.agent->address();
|
|
QByteArray start = QByteArray::number(address - 20, 16);
|
|
QByteArray end = QByteArray::number(address + 100, 16);
|
|
const char sep = m_disassembleUsesComma ? ',' : ' ';
|
|
QByteArray cmd = "disassemble 0x" + start + sep + "0x" + end;
|
|
postCommand(cmd, Discardable,
|
|
CB(handleFetchDisassemblerByCliRangePlain), QVariant::fromValue(ac));
|
|
}
|
|
|
|
static DisassemblerLine parseLine(const GdbMi &line)
|
|
{
|
|
DisassemblerLine dl;
|
|
QByteArray address = line.findChild("address").data();
|
|
dl.address = address.toULongLong(0, 0);
|
|
dl.data = _(line.findChild("inst").data());
|
|
dl.function = _(line.findChild("func-name").data());
|
|
dl.offset = line.findChild("offset").data().toUInt();
|
|
return dl;
|
|
}
|
|
|
|
DisassemblerLines GdbEngine::parseMiDisassembler(const GdbMi &lines)
|
|
{
|
|
// ^done,data={asm_insns=[src_and_asm_line={line="1243",file=".../app.cpp",
|
|
// line_asm_insn=[{address="0x08054857",func-name="main",offset="27",
|
|
// inst="call 0x80545b0 <_Z13testQFileInfov>"}]},
|
|
// src_and_asm_line={line="1244",file=".../app.cpp",
|
|
// line_asm_insn=[{address="0x0805485c",func-name="main",offset="32",
|
|
//inst="call 0x804cba1 <_Z11testObject1v>"}]}]}
|
|
// - or - (non-Mac)
|
|
// ^done,asm_insns=[
|
|
// {address="0x0805acf8",func-name="...",offset="25",inst="and $0xe8,%al"},
|
|
// {address="0x0805acfa",func-name="...",offset="27",inst="pop %esp"}, ..]
|
|
// - or - (MAC)
|
|
// ^done,asm_insns={
|
|
// {address="0x0d8f69e0",func-name="...",offset="1952",inst="add $0x0,%al"},..}
|
|
|
|
DisassemblerLines result;
|
|
|
|
// FIXME: Performance?
|
|
foreach (const GdbMi &child, lines.children()) {
|
|
if (child.hasName("src_and_asm_line")) {
|
|
const QString fileName = QFile::decodeName(child.findChild("file").data());
|
|
const uint line = child.findChild("line").data().toUInt();
|
|
result.appendSourceLine(fileName, line);
|
|
GdbMi insn = child.findChild("line_asm_insn");
|
|
foreach (const GdbMi &item, insn.children())
|
|
result.appendLine(parseLine(item));
|
|
} else {
|
|
// The non-mixed version.
|
|
result.appendLine(parseLine(child));
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
DisassemblerLines GdbEngine::parseCliDisassembler(const QByteArray &output)
|
|
{
|
|
// First line is something like
|
|
// "Dump of assembler code from 0xb7ff598f to 0xb7ff5a07:"
|
|
DisassemblerLines dlines;
|
|
foreach (const QByteArray &line, output.split('\n'))
|
|
dlines.appendUnparsed(_(line));
|
|
return dlines;
|
|
}
|
|
|
|
DisassemblerLines GdbEngine::parseDisassembler(const GdbResponse &response)
|
|
{
|
|
// Apple's gdb produces MI output even for CLI commands.
|
|
// FIXME: Check whether wrapping this into -interpreter-exec console
|
|
// (i.e. usgind the 'ConsoleCommand' GdbCommandFlag makes a
|
|
// difference.
|
|
GdbMi lines = response.data.findChild("asm_insns");
|
|
if (lines.isValid())
|
|
return parseMiDisassembler(lines);
|
|
return parseCliDisassembler(response.consoleStreamOutput);
|
|
}
|
|
|
|
void GdbEngine::reloadDisassembly()
|
|
{
|
|
setTokenBarrier();
|
|
updateLocals();
|
|
}
|
|
|
|
void GdbEngine::handleDisassemblerCheck(const GdbResponse &response)
|
|
{
|
|
m_disassembleUsesComma = response.resultClass != GdbResultDone;
|
|
}
|
|
|
|
void GdbEngine::handleFetchDisassemblerByCliPointMixed(const GdbResponse &response)
|
|
{
|
|
DisassemblerAgentCookie ac = response.cookie.value<DisassemblerAgentCookie>();
|
|
QTC_ASSERT(ac.agent, return);
|
|
|
|
if (response.resultClass == GdbResultDone) {
|
|
DisassemblerLines dlines = parseDisassembler(response);
|
|
if (dlines.coversAddress(ac.agent->address())) {
|
|
ac.agent->setContents(dlines);
|
|
return;
|
|
}
|
|
}
|
|
fetchDisassemblerByCliPointPlain(ac);
|
|
}
|
|
|
|
void GdbEngine::handleFetchDisassemblerByCliPointPlain(const GdbResponse &response)
|
|
{
|
|
DisassemblerAgentCookie ac = response.cookie.value<DisassemblerAgentCookie>();
|
|
QTC_ASSERT(ac.agent, return);
|
|
// Agent address is 0 when disassembling a function name only
|
|
const quint64 agentAddress = ac.agent->address();
|
|
if (response.resultClass == GdbResultDone) {
|
|
DisassemblerLines dlines = parseDisassembler(response);
|
|
if (!agentAddress || dlines.coversAddress(agentAddress)) {
|
|
ac.agent->setContents(dlines);
|
|
return;
|
|
}
|
|
}
|
|
if (agentAddress) {
|
|
if (ac.agent->isMixed())
|
|
fetchDisassemblerByCliRangeMixed(ac);
|
|
else
|
|
fetchDisassemblerByCliRangePlain(ac);
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleFetchDisassemblerByCliRangeMixed(const GdbResponse &response)
|
|
{
|
|
DisassemblerAgentCookie ac = response.cookie.value<DisassemblerAgentCookie>();
|
|
QTC_ASSERT(ac.agent, return);
|
|
|
|
if (response.resultClass == GdbResultDone) {
|
|
DisassemblerLines dlines = parseDisassembler(response);
|
|
if (dlines.coversAddress(ac.agent->address())) {
|
|
ac.agent->setContents(dlines);
|
|
return;
|
|
}
|
|
}
|
|
fetchDisassemblerByCliRangePlain(ac);
|
|
}
|
|
|
|
void GdbEngine::handleFetchDisassemblerByCliRangePlain(const GdbResponse &response)
|
|
{
|
|
DisassemblerAgentCookie ac = response.cookie.value<DisassemblerAgentCookie>();
|
|
QTC_ASSERT(ac.agent, return);
|
|
|
|
if (response.resultClass == GdbResultDone) {
|
|
DisassemblerLines dlines = parseDisassembler(response);
|
|
if (dlines.size()) {
|
|
ac.agent->setContents(dlines);
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Finally, give up.
|
|
//76^error,msg="No function contains program counter for selected..."
|
|
//76^error,msg="No function contains specified address."
|
|
//>568^error,msg="Line number 0 out of range;
|
|
QByteArray msg = response.data.findChild("msg").data();
|
|
showStatusMessage(tr("Disassembler failed: %1")
|
|
.arg(QString::fromLocal8Bit(msg)), 5000);
|
|
}
|
|
|
|
// Binary/configuration check logic.
|
|
|
|
static QString gdbBinary(const DebuggerStartParameters &sp)
|
|
{
|
|
// 1) Environment.
|
|
const QByteArray envBinary = qgetenv("QTC_DEBUGGER_PATH");
|
|
if (!envBinary.isEmpty())
|
|
return QString::fromLocal8Bit(envBinary);
|
|
// 2) Command from profile.
|
|
return sp.debuggerCommand;
|
|
}
|
|
|
|
static GlobalDebuggerOptions::SourcePathMap mergeStartParametersSourcePathMap(
|
|
const DebuggerStartParameters &sp, const GlobalDebuggerOptions::SourcePathMap &in)
|
|
{
|
|
// Do not overwrite user settings.
|
|
GlobalDebuggerOptions::SourcePathMap rc = sp.sourcePathMap;
|
|
QMap<QString, QString>::const_iterator end = in.end();
|
|
for (QMap<QString, QString>::const_iterator it = in.begin(); it != end; ++it)
|
|
rc.insert(it.key(), it.value());
|
|
return rc;
|
|
}
|
|
|
|
//
|
|
// Starting up & shutting down
|
|
//
|
|
|
|
void GdbEngine::startGdb(const QStringList &args)
|
|
{
|
|
const QByteArray tests = qgetenv("QTC_DEBUGGER_TESTS");
|
|
foreach (const QByteArray &test, tests.split(','))
|
|
m_testCases.insert(test.toInt());
|
|
foreach (int test, m_testCases)
|
|
showMessage(_("ENABLING TEST CASE: " + QByteArray::number(test)));
|
|
|
|
gdbProc()->disconnect(); // From any previous runs
|
|
|
|
const DebuggerStartParameters &sp = startParameters();
|
|
m_gdb = gdbBinary(sp);
|
|
if (m_gdb.isEmpty()) {
|
|
handleGdbStartFailed();
|
|
handleAdapterStartFailed(
|
|
msgNoGdbBinaryForToolChain(sp.toolChainAbi),
|
|
Constants::DEBUGGER_COMMON_SETTINGS_ID);
|
|
return;
|
|
}
|
|
QStringList gdbArgs;
|
|
gdbArgs << _("-i");
|
|
gdbArgs << _("mi");
|
|
if (!debuggerCore()->boolSetting(LoadGdbInit))
|
|
gdbArgs << _("-n");
|
|
gdbArgs += args;
|
|
|
|
connect(gdbProc(), SIGNAL(error(QProcess::ProcessError)),
|
|
SLOT(handleGdbError(QProcess::ProcessError)));
|
|
connect(gdbProc(), SIGNAL(finished(int,QProcess::ExitStatus)),
|
|
SLOT(handleGdbFinished(int,QProcess::ExitStatus)));
|
|
connect(gdbProc(), SIGNAL(readyReadStandardOutput()),
|
|
SLOT(readGdbStandardOutput()));
|
|
connect(gdbProc(), SIGNAL(readyReadStandardError()),
|
|
SLOT(readGdbStandardError()));
|
|
|
|
showMessage(_("STARTING ") + m_gdb + _(" ") + gdbArgs.join(_(" ")));
|
|
gdbProc()->start(m_gdb, gdbArgs);
|
|
|
|
if (!gdbProc()->waitForStarted()) {
|
|
handleGdbStartFailed();
|
|
const QString msg = errorMessage(QProcess::FailedToStart);
|
|
handleAdapterStartFailed(msg);
|
|
return;
|
|
}
|
|
|
|
showMessage(_("GDB STARTED, INITIALIZING IT"));
|
|
postCommand("show version", CB(handleShowVersion));
|
|
//postCommand("-list-features", CB(handleListFeatures));
|
|
postCommand("show debug-file-directory", CB(handleDebugInfoLocation));
|
|
|
|
//postCommand("-enable-timings");
|
|
//postCommand("set print static-members off"); // Seemingly doesn't work.
|
|
//postCommand("set debug infrun 1");
|
|
//postCommand("define hook-stop\n-thread-list-ids\n-stack-list-frames\nend");
|
|
//postCommand("define hook-stop\nprint 4\nend");
|
|
//postCommand("define hookpost-stop\nprint 5\nend");
|
|
//postCommand("define hook-call\nprint 6\nend");
|
|
//postCommand("define hookpost-call\nprint 7\nend");
|
|
postCommand("set print object on");
|
|
//postCommand("set step-mode on"); // we can't work with that yes
|
|
//postCommand("set exec-done-display on");
|
|
//postCommand("set print pretty on");
|
|
//postCommand("set confirm off");
|
|
//postCommand("set pagination off");
|
|
|
|
// The following does not work with 6.3.50-20050815 (Apple version gdb-1344)
|
|
// (Mac OS 10.6), but does so for gdb-966 (10.5):
|
|
//postCommand("set print inferior-events 1");
|
|
|
|
postCommand("set breakpoint pending on");
|
|
postCommand("set print elements 10000");
|
|
|
|
// Produces a few messages during symtab loading
|
|
//postCommand("set verbose on");
|
|
|
|
// one of the following is needed to prevent crashes in gdb on code like:
|
|
// template <class T> T foo() { return T(0); }
|
|
// int main() { return foo<int>(); }
|
|
// (gdb) call 'int foo<int>'()
|
|
// /build/buildd/gdb-6.8/gdb/valops.c:2069: internal-error:
|
|
postCommand("set overload-resolution off");
|
|
//postCommand(_("set demangle-style none"));
|
|
// From the docs:
|
|
// Stop means reenter debugger if this signal happens (implies print).
|
|
// Print means print a message if this signal happens.
|
|
// Pass means let program see this signal;
|
|
// otherwise program doesn't know.
|
|
// Pass and Stop may be combined.
|
|
// We need "print" as otherwise we will get no feedback whatsoever
|
|
// when Custom DebuggingHelper crash (which happen regularly when accessing
|
|
// uninitialized variables).
|
|
postCommand("handle SIGSEGV nopass stop print");
|
|
|
|
postCommand("set unwindonsignal on");
|
|
postCommand("set width 0");
|
|
postCommand("set height 0");
|
|
|
|
//postCommand("set breakpoint always-inserted on", ConsoleCommand);
|
|
// displaced-stepping does not work in Thumb mode.
|
|
//postCommand("set displaced-stepping on");
|
|
//postCommand("set trust-readonly-sections on", ConsoleCommand);
|
|
|
|
postCommand("set remotecache on", ConsoleCommand);
|
|
//postCommand("set non-stop on", ConsoleCommand);
|
|
|
|
// Work around https://bugreports.qt-project.org/browse/QTCREATORBUG-2004
|
|
postCommand("maintenance set internal-warning quit no", ConsoleCommand);
|
|
postCommand("maintenance set internal-error quit no", ConsoleCommand);
|
|
|
|
showMessage(_("THE FOLLOWING COMMAND CHECKS AVAILABLE FEATURES. "
|
|
"AN ERROR IS EXPECTED."));
|
|
postCommand("disassemble 0 0", ConsoleCommand, CB(handleDisassemblerCheck));
|
|
|
|
typedef GlobalDebuggerOptions::SourcePathMap SourcePathMap;
|
|
typedef SourcePathMap::const_iterator SourcePathMapIterator;
|
|
|
|
showStatusMessage(tr("Setting up inferior..."));
|
|
|
|
// Addint executable to modules list.
|
|
Module module;
|
|
module.startAddress = 0;
|
|
module.endAddress = 0;
|
|
module.modulePath = sp.executable;
|
|
module.moduleName = QLatin1String("<executable>");
|
|
modulesHandler()->updateModule(module);
|
|
|
|
// Apply source path mappings from global options.
|
|
//showMessage(_("Assuming Qt is installed at %1").arg(qtInstallPath));
|
|
const SourcePathMap sourcePathMap =
|
|
DebuggerSourcePathMappingWidget::mergePlatformQtPath(sp,
|
|
debuggerCore()->globalDebuggerOptions()->sourcePathMap);
|
|
const SourcePathMap completeSourcePathMap =
|
|
mergeStartParametersSourcePathMap(sp, sourcePathMap);
|
|
const SourcePathMapIterator cend = completeSourcePathMap.constEnd();
|
|
SourcePathMapIterator it = completeSourcePathMap.constBegin();
|
|
for ( ; it != cend; ++it)
|
|
postCommand("set substitute-path " + it.key().toLocal8Bit()
|
|
+ " " + it.value().toLocal8Bit());
|
|
|
|
// Spaces just will not work.
|
|
foreach (const QString &src, sp.debugSourceLocation)
|
|
postCommand("directory " + src.toLocal8Bit());
|
|
|
|
const QByteArray sysroot = sp.sysRoot.toLocal8Bit();
|
|
if (!sysroot.isEmpty()) {
|
|
postCommand("set sysroot " + sysroot);
|
|
// sysroot is not enough to correctly locate the sources, so explicitly
|
|
// relocate the most likely place for the debug source
|
|
postCommand("set substitute-path /usr/src " + sysroot + "/usr/src");
|
|
}
|
|
|
|
//QByteArray ba = QFileInfo(sp.dumperLibrary).path().toLocal8Bit();
|
|
//if (!ba.isEmpty())
|
|
// postCommand("set solib-search-path " + ba);
|
|
if (attemptQuickStart()) {
|
|
postCommand("set auto-solib-add off", ConsoleCommand);
|
|
} else {
|
|
m_fullStartDone = true;
|
|
postCommand("set auto-solib-add on", ConsoleCommand);
|
|
}
|
|
|
|
if (debuggerCore()->boolSetting(MultiInferior)) {
|
|
//postCommand("set follow-exec-mode new");
|
|
postCommand("set detach-on-fork off");
|
|
}
|
|
|
|
// Quick check whether we have python.
|
|
postCommand("python print 43", ConsoleCommand, CB(handleHasPython));
|
|
|
|
// Dummy command to guarantee a roundtrip before the adapter proceed.
|
|
// Make sure this stays the last command in startGdb().
|
|
postCommand("pwd", ConsoleCommand, CB(reportEngineSetupOk));
|
|
}
|
|
|
|
void GdbEngine::reportEngineSetupOk(const GdbResponse &response)
|
|
{
|
|
loadInitScript();
|
|
Q_UNUSED(response);
|
|
QTC_ASSERT(state() == EngineSetupRequested, qDebug() << state());
|
|
showMessage(_("ENGINE SUCCESSFULLY STARTED"));
|
|
notifyEngineSetupOk();
|
|
}
|
|
|
|
void GdbEngine::handleGdbStartFailed()
|
|
{
|
|
}
|
|
|
|
|
|
void GdbEngine::loadInitScript()
|
|
{
|
|
const QString script = startParameters().overrideStartScript;
|
|
if (!script.isEmpty()) {
|
|
if (QFileInfo(script).isReadable()) {
|
|
postCommand("source " + script.toLocal8Bit());
|
|
} else {
|
|
showMessageBox(QMessageBox::Warning,
|
|
tr("Cannot find debugger initialization script"),
|
|
tr("The debugger settings point to a script file at '%1' "
|
|
"which is not accessible. If a script file is not needed, "
|
|
"consider clearing that entry to avoid this warning. "
|
|
).arg(script));
|
|
}
|
|
} else {
|
|
const QString commands = debuggerCore()->stringSetting(GdbStartupCommands);
|
|
if (!commands.isEmpty())
|
|
postCommand(commands.toLocal8Bit());
|
|
}
|
|
}
|
|
|
|
void GdbEngine::tryLoadPythonDumpers()
|
|
{
|
|
if (m_forceAsyncModel)
|
|
return;
|
|
if (!m_hasPython)
|
|
return;
|
|
if (m_pythonAttemptedToLoad)
|
|
return;
|
|
m_pythonAttemptedToLoad = true;
|
|
|
|
const QByteArray dumperSourcePath =
|
|
Core::ICore::resourcePath().toLocal8Bit() + "/dumper/";
|
|
|
|
postCommand("python execfile('" + dumperSourcePath + "gbridge.py')",
|
|
ConsoleCommand, CB(handlePythonSetup));
|
|
}
|
|
|
|
void GdbEngine::reloadDebuggingHelpers()
|
|
{
|
|
// Only supported for python.
|
|
if (m_hasPython) {
|
|
m_pythonAttemptedToLoad = false;
|
|
tryLoadPythonDumpers();
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleGdbError(QProcess::ProcessError error)
|
|
{
|
|
const QString msg = errorMessage(error);
|
|
showMessage(_("HANDLE GDB ERROR: ") + msg);
|
|
// Show a message box for asynchronously reported issues.
|
|
switch (error) {
|
|
case QProcess::FailedToStart:
|
|
// This should be handled by the code trying to start the process.
|
|
break;
|
|
case QProcess::Crashed:
|
|
// This will get a processExited() as well.
|
|
break;
|
|
case QProcess::ReadError:
|
|
case QProcess::WriteError:
|
|
case QProcess::Timedout:
|
|
default:
|
|
//gdbProc()->kill();
|
|
//notifyEngineIll();
|
|
showMessageBox(QMessageBox::Critical, tr("GDB I/O Error"), msg);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleGdbFinished(int code, QProcess::ExitStatus type)
|
|
{
|
|
if (m_commandTimer.isActive())
|
|
m_commandTimer.stop();
|
|
|
|
showMessage(_("GDB PROCESS FINISHED, status %1, code %2").arg(type).arg(code));
|
|
|
|
switch (state()) {
|
|
case EngineShutdownRequested:
|
|
notifyEngineShutdownOk();
|
|
break;
|
|
case InferiorRunOk:
|
|
// This could either be a real gdb crash or a quickly exited inferior
|
|
// in the terminal adapter. In this case the stub proc will die soon,
|
|
// too, so there's no need to act here.
|
|
showMessage(_("The gdb process exited somewhat unexpectedly."));
|
|
notifyEngineSpontaneousShutdown();
|
|
break;
|
|
default: {
|
|
notifyEngineIll(); // Initiate shutdown sequence
|
|
const QString msg = type == QProcess::CrashExit ?
|
|
tr("The gdb process terminated.") :
|
|
tr("The gdb process terminated unexpectedly (code %1)").arg(code);
|
|
showMessageBox(QMessageBox::Critical, tr("Unexpected GDB Exit"), msg);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void GdbEngine::abortDebugger()
|
|
{
|
|
if (targetState() == DebuggerFinished) {
|
|
// We already tried. Try harder.
|
|
showMessage(_("ABORTING DEBUGGER. SECOND TIME."));
|
|
QTC_ASSERT(gdbProc(), return);
|
|
gdbProc()->kill();
|
|
} else {
|
|
// Be friendly the first time. This will change targetState().
|
|
showMessage(_("ABORTING DEBUGGER. FIRST TIME."));
|
|
quitDebugger();
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleAdapterStartFailed(const QString &msg,
|
|
Core::Id settingsIdHint)
|
|
{
|
|
QTC_ASSERT(state() == EngineSetupRequested, qDebug() << state());
|
|
showMessage(_("ADAPTER START FAILED"));
|
|
if (!msg.isEmpty()) {
|
|
const QString title = tr("Adapter start failed");
|
|
if (!settingsIdHint.isValid()) {
|
|
Core::ICore::showWarningWithOptions(title, msg);
|
|
} else {
|
|
Core::ICore::showWarningWithOptions(title, msg, QString(),
|
|
Constants::DEBUGGER_SETTINGS_CATEGORY, settingsIdHint);
|
|
}
|
|
}
|
|
notifyEngineSetupFailed();
|
|
}
|
|
|
|
void GdbEngine::notifyInferiorSetupFailed()
|
|
{
|
|
// FIXME: that's not enough to stop gdb from getting confused
|
|
// by a timeout of the adapter.
|
|
//resetCommandQueue();
|
|
DebuggerEngine::notifyInferiorSetupFailed();
|
|
}
|
|
|
|
void GdbEngine::handleInferiorPrepared()
|
|
{
|
|
const DebuggerStartParameters &sp = startParameters();
|
|
|
|
QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
|
|
|
|
if (debuggerCore()->boolSetting(IntelFlavor)) {
|
|
//postCommand("set follow-exec-mode new");
|
|
postCommand("set disassembly-flavor intel");
|
|
}
|
|
|
|
if (sp.breakOnMain) {
|
|
QByteArray cmd = "tbreak ";
|
|
cmd += sp.toolChainAbi.os() == Abi::WindowsOS ? "qMain" : "main";
|
|
postCommand(cmd);
|
|
}
|
|
|
|
// Initial attempt to set breakpoints.
|
|
if (sp.startMode != AttachCore) {
|
|
showStatusMessage(tr("Setting breakpoints..."));
|
|
showMessage(tr("Setting breakpoints..."));
|
|
attemptBreakpointSynchronization();
|
|
}
|
|
|
|
if (m_cookieForToken.isEmpty()) {
|
|
finishInferiorSetup();
|
|
} else {
|
|
QTC_CHECK(m_commandsDoneCallback == 0);
|
|
m_commandsDoneCallback = &GdbEngine::finishInferiorSetup;
|
|
}
|
|
}
|
|
|
|
void GdbEngine::finishInferiorSetup()
|
|
{
|
|
QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
|
|
// Extract Qt namespace.
|
|
QString fileName;
|
|
{
|
|
QTemporaryFile symbols(QDir::tempPath() + _("/gdb_ns_"));
|
|
symbols.open();
|
|
fileName = symbols.fileName();
|
|
}
|
|
postCommand("maint print msymbols " + fileName.toLocal8Bit(),
|
|
CB(handleNamespaceExtraction), fileName);
|
|
}
|
|
|
|
void GdbEngine::handleDebugInfoLocation(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
const QByteArray debugInfoLocation = startParameters().debugInfoLocation.toLocal8Bit();
|
|
if (QFile::exists(QString::fromLocal8Bit(debugInfoLocation))) {
|
|
const QByteArray curDebugInfoLocations = response.consoleStreamOutput.split('"').value(1);
|
|
if (curDebugInfoLocations.isEmpty()) {
|
|
postCommand("set debug-file-directory " + debugInfoLocation);
|
|
} else {
|
|
postCommand("set debug-file-directory " + debugInfoLocation
|
|
+ HostOsInfo::pathListSeparator().toLatin1()
|
|
+ curDebugInfoLocations);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleNamespaceExtraction(const GdbResponse &response)
|
|
{
|
|
QFile file(response.cookie.toString());
|
|
file.open(QIODevice::ReadOnly);
|
|
QByteArray ba = file.readAll();
|
|
file.close();
|
|
file.remove();
|
|
QByteArray ns;
|
|
int pos = ba.indexOf("7QString16fromAscii_helper");
|
|
if (pos > -1) {
|
|
int pos1 = pos - 1;
|
|
while (pos1 > 0 && ba.at(pos1) != 'N' && ba.at(pos1) > '@')
|
|
--pos1;
|
|
++pos1;
|
|
ns = ba.mid(pos1, pos - pos1);
|
|
}
|
|
if (ns.isEmpty()) {
|
|
showMessage(_("FOUND NON-NAMESPACED QT"));
|
|
} else {
|
|
showMessage(_("FOUND NAMESPACED QT: " + ns));
|
|
setQtNamespace(ns + "::");
|
|
}
|
|
|
|
if (startParameters().startMode == AttachCore) {
|
|
notifyInferiorSetupOk(); // No breakpoints in core files.
|
|
} else {
|
|
if (debuggerCore()->boolSetting(BreakOnAbort))
|
|
postCommand("-break-insert -f abort");
|
|
if (debuggerCore()->boolSetting(BreakOnWarning)) {
|
|
postCommand("-break-insert -f '" + qtNamespace() + "qWarning'");
|
|
postCommand("-break-insert -f '" + qtNamespace() + "QMessageLogger::warning'");
|
|
}
|
|
if (debuggerCore()->boolSetting(BreakOnFatal)) {
|
|
postCommand("-break-insert -f '" + qtNamespace() + "qFatal'",
|
|
CB(handleBreakOnQFatal), QVariant(false));
|
|
postCommand("-break-insert -f '" + qtNamespace() + "QMessageLogger::fatal'",
|
|
CB(handleBreakOnQFatal), QVariant(true));
|
|
} else {
|
|
notifyInferiorSetupOk();
|
|
}
|
|
}
|
|
}
|
|
|
|
void GdbEngine::handleBreakOnQFatal(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
GdbMi bkpt = response.data.findChild("bkpt");
|
|
GdbMi number = bkpt.findChild("number");
|
|
BreakpointResponseId rid(number.data());
|
|
if (rid.isValid()) {
|
|
m_qFatalBreakpointResponseId = rid;
|
|
postCommand("-break-commands " + number.data() + " return");
|
|
}
|
|
}
|
|
|
|
// Continue setup.
|
|
if (response.cookie.toBool())
|
|
notifyInferiorSetupOk();
|
|
}
|
|
|
|
void GdbEngine::notifyInferiorSetupFailed(const QString &msg)
|
|
{
|
|
showStatusMessage(tr("Failed to start application: ") + msg);
|
|
if (state() == EngineSetupFailed) {
|
|
showMessage(_("INFERIOR START FAILED, BUT ADAPTER DIED ALREADY"));
|
|
return; // Adapter crashed meanwhile, so this notification is meaningless.
|
|
}
|
|
showMessage(_("INFERIOR START FAILED"));
|
|
showMessageBox(QMessageBox::Critical, tr("Failed to start application"), msg);
|
|
DebuggerEngine::notifyInferiorSetupFailed();
|
|
}
|
|
|
|
void GdbEngine::handleAdapterCrashed(const QString &msg)
|
|
{
|
|
showMessage(_("ADAPTER CRASHED"));
|
|
|
|
// The adapter is expected to have cleaned up after itself when we get here,
|
|
// so the effect is about the same as AdapterStartFailed => use it.
|
|
// Don't bother with state transitions - this can happen in any state and
|
|
// the end result is always the same, so it makes little sense to find a
|
|
// "path" which does not assert.
|
|
if (state() == EngineSetupRequested)
|
|
notifyEngineSetupFailed();
|
|
else
|
|
notifyEngineIll();
|
|
|
|
// No point in being friendly here ...
|
|
gdbProc()->kill();
|
|
|
|
if (!msg.isEmpty())
|
|
showMessageBox(QMessageBox::Critical, tr("Adapter crashed"), msg);
|
|
}
|
|
|
|
bool GdbEngine::hasPython() const
|
|
{
|
|
return m_hasPython;
|
|
}
|
|
|
|
void GdbEngine::createFullBacktrace()
|
|
{
|
|
postCommand("thread apply all bt full",
|
|
NeedsStop|ConsoleCommand, CB(handleCreateFullBacktrace));
|
|
}
|
|
|
|
void GdbEngine::handleCreateFullBacktrace(const GdbResponse &response)
|
|
{
|
|
if (response.resultClass == GdbResultDone) {
|
|
debuggerCore()->openTextEditor(_("Backtrace $"),
|
|
_(response.consoleStreamOutput + response.logStreamOutput));
|
|
}
|
|
}
|
|
|
|
void GdbEngine::resetCommandQueue()
|
|
{
|
|
m_commandTimer.stop();
|
|
if (!m_cookieForToken.isEmpty()) {
|
|
QString msg;
|
|
QTextStream ts(&msg);
|
|
ts << "RESETING COMMAND QUEUE. LEFT OVER TOKENS: ";
|
|
foreach (const GdbCommand &cookie, m_cookieForToken)
|
|
ts << "CMD:" << cookie.command << cookie.callbackName;
|
|
m_cookieForToken.clear();
|
|
showMessage(msg);
|
|
}
|
|
}
|
|
|
|
bool GdbEngine::setupQmlStep(bool on)
|
|
{
|
|
QTC_ASSERT(isSlaveEngine(), return false);
|
|
m_qmlBreakpointResponseId1 = BreakpointResponseId();
|
|
m_qmlBreakpointResponseId2 = BreakpointResponseId();
|
|
//qDebug() << "CLEAR: " << m_qmlBreakpointNumbers;
|
|
postCommand("tbreak '" + qtNamespace() + "QScript::FunctionWrapper::proxyCall'\n"
|
|
"commands\n"
|
|
"set $d=(void*)((FunctionWrapper*)callee)->data->function\n"
|
|
"tbreak *$d\nprintf \"QMLBP:%d \\n\",$bpnum\ncontinue\nend",
|
|
NeedsStop, CB(handleSetQmlStepBreakpoint));
|
|
m_preparedForQmlBreak = on;
|
|
return true;
|
|
}
|
|
|
|
void GdbEngine::handleSetQmlStepBreakpoint(const GdbResponse &response)
|
|
{
|
|
//QTC_ASSERT(state() == EngineRunRequested, qDebug() << state());
|
|
if (response.resultClass == GdbResultDone) {
|
|
// logStreamOutput: "tbreak 'myns::QScript::FunctionWrapper::proxyCall'\n"
|
|
// consoleStreamOutput: "Temporary breakpoint 1 at 0xf166e7:
|
|
// file bridge/qscriptfunction.cpp, line 75.\n"}
|
|
QByteArray ba = parsePlainConsoleStream(response);
|
|
const int pos2 = ba.indexOf(" at 0x");
|
|
const int pos1 = ba.lastIndexOf(" ", pos2 - 1) + 1;
|
|
QByteArray mid = ba.mid(pos1, pos2 - pos1);
|
|
m_qmlBreakpointResponseId1 = BreakpointResponseId(mid);
|
|
//qDebug() << "SET: " << m_qmlBreakpointResponseId1;
|
|
}
|
|
QTC_ASSERT(masterEngine(), return);
|
|
masterEngine()->readyToExecuteQmlStep();
|
|
}
|
|
|
|
bool GdbEngine::isQmlStepBreakpoint(const BreakpointResponseId &id) const
|
|
{
|
|
return isQmlStepBreakpoint1(id) || isQmlStepBreakpoint2(id);
|
|
}
|
|
|
|
bool GdbEngine::isQmlStepBreakpoint1(const BreakpointResponseId &id) const
|
|
{
|
|
return id.isValid() && m_qmlBreakpointResponseId1 == id;
|
|
}
|
|
|
|
bool GdbEngine::isQmlStepBreakpoint2(const BreakpointResponseId &id) const
|
|
{
|
|
return id.isValid() && m_qmlBreakpointResponseId2 == id;
|
|
}
|
|
|
|
bool GdbEngine::isQFatalBreakpoint(const BreakpointResponseId &id) const
|
|
{
|
|
return id.isValid() && m_qFatalBreakpointResponseId == id;
|
|
}
|
|
|
|
bool GdbEngine::isHiddenBreakpoint(const BreakpointResponseId &id) const
|
|
{
|
|
return isQFatalBreakpoint(id) || isQmlStepBreakpoint(id);
|
|
}
|
|
|
|
bool GdbEngine::usesExecInterrupt() const
|
|
{
|
|
if (m_gdbVersion < 70000)
|
|
return false;
|
|
|
|
// debuggerCore()->boolSetting(TargetAsync)
|
|
DebuggerStartMode mode = startParameters().startMode;
|
|
return (mode == AttachToRemoteServer || mode == AttachToRemoteProcess)
|
|
&& debuggerCore()->boolSetting(TargetAsync);
|
|
}
|
|
|
|
void GdbEngine::scheduleTestResponse(int testCase, const QByteArray &response)
|
|
{
|
|
if (!m_testCases.contains(testCase) && startParameters().testCase != testCase)
|
|
return;
|
|
|
|
int token = currentToken() + 1;
|
|
showMessage(_("SCHEDULING TEST RESPONSE (CASE: %1, TOKEN: %2, RESPONSE: '%3')")
|
|
.arg(testCase).arg(token).arg(_(response)));
|
|
m_scheduledTestResponses[token] = response;
|
|
}
|
|
|
|
void GdbEngine::requestDebugInformation(const DebugInfoTask &task)
|
|
{
|
|
QProcess::startDetached(task.command);
|
|
}
|
|
|
|
bool GdbEngine::attemptQuickStart() const
|
|
{
|
|
if (m_forceAsyncModel)
|
|
return false;
|
|
|
|
// Don't try if the user does not ask for it.
|
|
if (!debuggerCore()->boolSetting(AttemptQuickStart))
|
|
return false;
|
|
|
|
// Don't try if there are breakpoints we might be able to handle.
|
|
BreakHandler *handler = breakHandler();
|
|
foreach (BreakpointModelId id, handler->unclaimedBreakpointIds()) {
|
|
if (acceptsBreakpoint(id))
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void GdbEngine::write(const QByteArray &data)
|
|
{
|
|
gdbProc()->write(data);
|
|
}
|
|
|
|
bool GdbEngine::prepareCommand()
|
|
{
|
|
#ifdef Q_OS_WIN
|
|
Utils::QtcProcess::SplitError perr;
|
|
startParameters().processArgs = Utils::QtcProcess::prepareArgs(
|
|
startParameters().processArgs, &perr,
|
|
&startParameters().environment, &startParameters().workingDirectory);
|
|
if (perr != Utils::QtcProcess::SplitOk) {
|
|
// perr == BadQuoting is never returned on Windows
|
|
// FIXME? QTCREATORBUG-2809
|
|
handleAdapterStartFailed(QCoreApplication::translate("DebuggerEngine", // Same message in CdbEngine
|
|
"Debugging complex command lines is currently not supported on Windows."), Core::Id());
|
|
return false;
|
|
}
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
QString GdbEngine::msgGdbStopFailed(const QString &why)
|
|
{
|
|
return tr("The gdb process could not be stopped:\n%1").arg(why);
|
|
}
|
|
|
|
QString GdbEngine::msgInferiorStopFailed(const QString &why)
|
|
{
|
|
return tr("Application process could not be stopped:\n%1").arg(why);
|
|
}
|
|
|
|
QString GdbEngine::msgInferiorSetupOk()
|
|
{
|
|
return tr("Application started");
|
|
}
|
|
|
|
QString GdbEngine::msgInferiorRunOk()
|
|
{
|
|
return tr("Application running");
|
|
}
|
|
|
|
QString GdbEngine::msgAttachedToStoppedInferior()
|
|
{
|
|
return tr("Attached to stopped application");
|
|
}
|
|
|
|
QString GdbEngine::msgConnectRemoteServerFailed(const QString &why)
|
|
{
|
|
return tr("Connecting to remote server failed:\n%1").arg(why);
|
|
}
|
|
|
|
void GdbEngine::interruptLocalInferior(qint64 pid)
|
|
{
|
|
QTC_ASSERT(state() == InferiorStopRequested, qDebug() << state(); return);
|
|
if (pid <= 0) {
|
|
showMessage(QLatin1String("TRYING TO INTERRUPT INFERIOR BEFORE PID WAS OBTAINED"), LogError);
|
|
return;
|
|
}
|
|
QString errorMessage;
|
|
if (interruptProcess(pid, GdbEngineType, &errorMessage)) {
|
|
showMessage(QLatin1String("Interrupted ") + QString::number(pid));
|
|
} else {
|
|
showMessage(errorMessage, LogError);
|
|
notifyInferiorStopFailed();
|
|
}
|
|
}
|
|
|
|
QByteArray GdbEngine::dotEscape(QByteArray str)
|
|
{
|
|
str.replace(' ', '.');
|
|
str.replace('\\', '.');
|
|
str.replace('/', '.');
|
|
return str;
|
|
}
|
|
|
|
//
|
|
// Factory
|
|
//
|
|
|
|
DebuggerEngine *createGdbEngine(const DebuggerStartParameters &sp)
|
|
{
|
|
switch (sp.startMode) {
|
|
case AttachCore:
|
|
return new GdbCoreEngine(sp);
|
|
case StartRemoteProcess:
|
|
case AttachToRemoteServer:
|
|
return new GdbRemoteServerEngine(sp);
|
|
case StartRemoteGdb:
|
|
return new GdbRemotePlainEngine(sp);
|
|
case AttachExternal:
|
|
return new GdbAttachEngine(sp);
|
|
default:
|
|
if (sp.useTerminal)
|
|
return new GdbTermEngine(sp);
|
|
return new GdbLocalPlainEngine(sp);
|
|
}
|
|
}
|
|
|
|
void addGdbOptionPages(QList<Core::IOptionsPage *> *opts)
|
|
{
|
|
opts->push_back(new GdbOptionsPage());
|
|
opts->push_back(new GdbOptionsPage2());
|
|
}
|
|
|
|
} // namespace Internal
|
|
} // namespace Debugger
|
|
|
|
Q_DECLARE_METATYPE(Debugger::Internal::MemoryAgentCookie)
|
|
Q_DECLARE_METATYPE(Debugger::Internal::DisassemblerAgentCookie)
|
|
Q_DECLARE_METATYPE(Debugger::Internal::GdbMi)
|