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Fixes: debugger: work on plugin breakpoints

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This commit is contained in:
hjk
2009-02-12 13:04:01 +01:00
parent b928f7b570
commit 6f64b19ebf
5 changed files with 51 additions and 76 deletions
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10
src/plugins/debugger/debuggermanager.cpp
View File

@@ -1082,22 +1082,12 @@ bool DebuggerManager::useCustomDumpers() const
return m_settings.m_useCustomDumpers;
}
bool DebuggerManager::useFastStart() const
{
return 0; // && m_settings.m_useFastStart;
}
void DebuggerManager::setUseCustomDumpers(bool on)
{
m_settings.m_useCustomDumpers = on;
engine()->setUseCustomDumpers(on);
}
void DebuggerManager::setUseFastStart(bool on)
{
m_settings.m_useFastStart = on;
}
void DebuggerManager::setDebugDumpers(bool on)
{
m_settings.m_debugDumpers = on;

16
src/plugins/debugger/debuggermanager.h
View File

@@ -170,7 +170,11 @@ private:
virtual bool skipKnownFrames() const = 0;
virtual bool debugDumpers() const = 0;
virtual bool useCustomDumpers() const = 0;
virtual bool useFastStart() const = 0;
virtual bool wantsAllPluginBreakpoints() const = 0;
virtual bool wantsSelectedPluginBreakpoints() const = 0;
virtual bool wantsNoPluginBreakpoints() const = 0;
virtual QString selectedPluginBreakpointsPattern() const = 0;
virtual void reloadDisassembler() = 0;
virtual void reloadModules() = 0;
@@ -288,7 +292,6 @@ public slots:
void setUseCustomDumpers(bool on);
void setDebugDumpers(bool on);
void setSkipKnownFrames(bool on);
void setUseFastStart(bool on);
private slots:
void showDebuggerOutput(const QString &prefix, const QString &msg);
@@ -323,7 +326,14 @@ private:
bool skipKnownFrames() const;
bool debugDumpers() const;
bool useCustomDumpers() const;
bool useFastStart() const;
bool wantsAllPluginBreakpoints() const
{ return m_settings.m_pluginAllBreakpoints; }
bool wantsSelectedPluginBreakpoints() const
{ return m_settings.m_pluginSelectedBreakpoints; }
bool wantsNoPluginBreakpoints() const
{ return m_settings.m_pluginNoBreakpoints; }
QString selectedPluginBreakpointsPattern() const
{ return m_settings.m_pluginSelectedBreakpointsPattern; }
void notifyStartupFinished();
void notifyInferiorStopped();

2
src/plugins/debugger/debuggerplugin.cpp
View File

@@ -281,6 +281,8 @@ QWidget *GdbOptionPage::createPage(QWidget *parent)
setChecked(m_settings.m_pluginSelectedBreakpoints);
m_ui.radioButtonNoPluginBreakpoints->
setChecked(m_settings.m_pluginNoBreakpoints);
m_ui.lineEditSelectedPluginBreakpointsPattern->
setText(m_settings.m_pluginSelectedBreakpointsPattern);
m_ui.lineEditSelectedPluginBreakpointsPattern->
setEnabled(m_settings.m_pluginSelectedBreakpoints);

96
src/plugins/debugger/gdbengine.cpp
View File

@@ -254,7 +254,6 @@ void GdbEngine::init()
{
m_pendingRequests = 0;
m_gdbVersion = 100;
m_shared = 0;
m_outputCodec = QTextCodec::codecForLocale();
m_dataDumperState = DataDumperUninitialized;
@@ -988,18 +987,6 @@ void GdbEngine::handleInfoShared(const GdbResultRecord &record)
if (record.resultClass == GdbResultDone) {
// let the modules handler do the parsing
handleModulesList(record);
QList<Module> modules = qq->modulesHandler()->modules();
bool reloadNeeded = false;
foreach (const Module &module, modules) {
// FIXME: read this from some list
if (!module.symbolsRead && !module.moduleName.contains("Q")) {
reloadNeeded = true;
sendCommand("sharedlibrary " + dotEscape(module.moduleName));
}
}
if (reloadNeeded)
reloadModules();
continueInferior();
}
}
@@ -1146,7 +1133,7 @@ void GdbEngine::handleAsyncOutput(const GdbMi &data)
{
const QString reason = data.findChild("reason").data();
QString console = data.findChild("consolestreamoutput").data();
QString msg = data.findChild("consolestreamoutput").data();
if (reason.isEmpty()) {
GdbMi frame = data.findChild("frame");
if (frame.findChild("func").data() == "_start") {
@@ -1162,11 +1149,27 @@ void GdbEngine::handleAsyncOutput(const GdbMi &data)
sendCommand("info pid", GdbInfoProc, QVariant(), true);
#endif
sendCommand("-file-list-exec-source-files", GdbQuerySources);
sendCommand("set auto-solib-add on");
sendCommand("sharedlibrary libc"); // for malloc
sendCommand("sharedlibrary libdl"); // for dlopen
tryLoadCustomDumpers();
sendCommand("info shared", ModulesList, QVariant());
// intentionally after tryLoadCustomDumpers(),
// otherwise we'd interupt solib loading.
if (qq->wantsAllPluginBreakpoints()) {
sendCommand("set auto-solib-add on");
sendCommand("set stop-on-solib-events 0");
sendCommand("sharedlibrary .*");
} else if (qq->wantsSelectedPluginBreakpoints()) {
sendCommand("set auto-solib-add on");
sendCommand("set stop-on-solib-events 1");
sendCommand("sharedlibrary "+qq->selectedPluginBreakpointsPattern());
} else if (qq->wantsNoPluginBreakpoints()) {
// should be like that already
sendCommand("set auto-solib-add off");
sendCommand("set stop-on-solib-events 0");
}
reloadModules();
// this will "continue" if done
attemptBreakpointSynchronization();
return;
@@ -1174,36 +1177,19 @@ void GdbEngine::handleAsyncOutput(const GdbMi &data)
// fall through
}
#if 0
if (console.contains("Stopped due to shared library event") || reason.isEmpty()) {
++m_shared;
//if (m_shared == 2)
// tryLoadCustomDumpers();
//qDebug() << "SHARED LIBRARY EVENT " << data.toString() << m_shared;
if (qq->useFastStart()) {
if (1 || m_shared <= 16) { // libpthread?
sendCommand("info shared", GdbInfoShared);
//sendCommand("sharedlibrary gdbdebugger ");
//continueInferior();
} else {
// auto-load from now on
sendCommand("info shared");
sendCommand("set auto-solib-add on");
sendCommand("-file-list-exec-source-files", GdbQuerySources);
sendCommand("-break-list", BreakList);
//sendCommand("bt");
//QVariant var = QVariant::fromValue<GdbMi>(data);
//sendCommand("p 1", GdbAsyncOutput2, var); // dummy
static bool modulesDirty = false;
if (msg.contains("Stopped due to shared library event") || reason.isEmpty()) {
if (qq->wantsSelectedPluginBreakpoints()) {
qDebug() << "SHARED LIBRARY EVENT " << data.toString();
qDebug() << "PATTERN" << qq->selectedPluginBreakpointsPattern();
sendCommand("sharedlibrary " + qq->selectedPluginBreakpointsPattern());
continueInferior();
}
} else {
// slow start requested.
q->showStatusMessage(tr("Loading %1...").arg(QString(data.toString())));
continueInferior();
}
return;
}
#endif
modulesDirty = true;
// fall through
}
if (isExitedReason(reason)) {
qq->notifyInferiorExited();
@@ -1256,11 +1242,17 @@ void GdbEngine::handleAsyncOutput(const GdbMi &data)
}
if (isStoppedReason(reason) || reason.isEmpty()) {
if (modulesDirty) {
sendCommand("-file-list-exec-source-files", GdbQuerySources);
sendCommand("-break-list", BreakList);
reloadModules();
modulesDirty = false;
}
// Need another round trip
if (reason == "breakpoint-hit") {
q->showStatusMessage(tr("Stopped at breakpoint"));
GdbMi frame = data.findChild("frame");
qDebug() << "HIT BREAKPOINT: " << frame.toString();
//qDebug() << "HIT BREAKPOINT: " << frame.toString();
m_currentFrame = frame.findChild("addr").data() + '%' +
frame.findChild("func").data() + '%';
@@ -1504,7 +1496,6 @@ void GdbEngine::exitDebugger()
m_fullToShortName.clear();
m_varToType.clear();
m_dataDumperState = DataDumperUninitialized;
m_shared = 0;
m_outputCollector.shutdown();
//q->settings()->m_debugDumpers = false;
}
@@ -1572,12 +1563,7 @@ bool GdbEngine::startDebugger()
q->showStatusMessage(tr("Gdb Running"));
sendCommand("show version", GdbShowVersion);
if (qq->useFastStart()) {
sendCommand("set auto-solib-add off");
sendCommand("set stop-on-solib-events 1");
}
//sendCommand("-enable-timings");
//sendCommand("set stop-on-solib-events 1");
sendCommand("set print static-members off"); // Seemingly doesn't work.
//sendCommand("define hook-stop\n-thread-list-ids\n-stack-list-frames\nend");
//sendCommand("define hook-stop\nprint 4\nend");
@@ -4044,8 +4030,6 @@ void GdbEngine::tryLoadCustomDumpers()
QString lib = q->m_buildDir + "/qtc-gdbmacros/libgdbmacros.so";
if (QFileInfo(lib).isExecutable()) {
//sendCommand("p dlopen");
//if (qq->useFastStart())
// sendCommand("set stop-on-solib-events 0");
QString flag = QString::number(RTLD_NOW);
sendSynchronizedCommand("call (void)dlopen(\"" + lib + "\", " + flag + ")",
WatchDumpCustomSetup);
@@ -4053,8 +4037,6 @@ void GdbEngine::tryLoadCustomDumpers()
sendSynchronizedCommand("call (void)__dlopen(\"" + lib + "\", " + flag + ")",
WatchDumpCustomSetup);
sendSynchronizedCommand("sharedlibrary " + dotEscape(lib));
//if (qq->useFastStart())
// sendCommand("set stop-on-solib-events 1");
} else {
qDebug() << "DEBUG HELPER LIBRARY IS NOT USABLE: "
<< lib << QFileInfo(lib).isExecutable();
@@ -4064,14 +4046,10 @@ void GdbEngine::tryLoadCustomDumpers()
QString lib = q->m_buildDir + "/qtc-gdbmacros/libgdbmacros.dylib";
if (QFileInfo(lib).isExecutable()) {
//sendCommand("p dlopen"); // FIXME: remove me
//if (qq->useFastStart())
// sendCommand("set stop-on-solib-events 0");
QString flag = QString::number(RTLD_NOW);
sendSynchronizedCommand("call (void)dlopen(\"" + lib + "\", " + flag + ")",
WatchDumpCustomSetup);
sendSynchronizedCommand("sharedlibrary " + dotEscape(lib));
//if (qq->useFastStart())
// sendCommand("set stop-on-solib-events 1");
} else {
qDebug() << "DEBUG HELPER LIBRARY IS NOT USABLE: "
<< lib << QFileInfo(lib).isExecutable();
@@ -4080,15 +4058,11 @@ void GdbEngine::tryLoadCustomDumpers()
#if defined(Q_OS_WIN)
QString lib = q->m_buildDir + "/qtc-gdbmacros/debug/gdbmacros.dll";
if (QFileInfo(lib).exists()) {
//if (qq->useFastStart())
// sendCommand("set stop-on-solib-events 0");
//sendCommand("handle SIGSEGV pass stop print");
//sendCommand("set unwindonsignal off");
sendSynchronizedCommand("call LoadLibraryA(\"" + lib + "\")",
WatchDumpCustomSetup);
sendSynchronizedCommand("sharedlibrary " + dotEscape(lib));
//if (qq->useFastStart())
// sendCommand("set stop-on-solib-events 1");
} else {
qDebug() << "DEBUG HELPER LIBRARY IS NOT USABLE: "
<< lib << QFileInfo(lib).isExecutable();

1
src/plugins/debugger/gdbengine.h
View File

@@ -217,7 +217,6 @@ private:
int m_oldestAcceptableToken;
int m_gdbVersion; // 6.8.0 is 680
int m_shared;
// awful hack to keep track of used files
QHash<QString, QString> m_shortToFullName;