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debugger: make use of full source file list optional

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(cherry picked from commit 8c52f5720c)
This commit is contained in:
hjk
2009-12-09 11:13:20 +01:00
committed by con
parent 769c51504c
commit ca637fdc33
7 changed files with 78 additions and 22 deletions
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71
src/plugins/debugger/gdb/gdbengine.cpp
View File

@@ -271,8 +271,9 @@ void GdbEngine::initializeVariables()
m_shortToFullName.clear();
m_varToType.clear();
m_modulesListOutdated = m_sourcesListOutdated = true;
invalidateSourcesList();
m_sourcesListUpdating = false;
m_breakListUpdating = false;
m_oldestAcceptableToken = -1;
m_outputCodec = QTextCodec::codecForLocale();
m_pendingRequests = 0;
@@ -439,14 +440,14 @@ void GdbEngine::handleResponse(const QByteArray &buff)
QByteArray id = result.findChild("id").data();
if (!id.isEmpty())
showStatusMessage(tr("Library %1 loaded.").arg(_(id)));
m_modulesListOutdated = m_sourcesListOutdated = true;
invalidateSourcesList();
} 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();
showStatusMessage(tr("Library %1 unloaded.").arg(_(id)));
m_modulesListOutdated = m_sourcesListOutdated = true;
invalidateSourcesList();
} else if (asyncClass == "thread-group-created") {
// Archer has "{id="28902"}"
QByteArray id = result.findChild("id").data();
@@ -475,7 +476,7 @@ void GdbEngine::handleResponse(const QByteArray &buff)
#if defined(Q_OS_MAC)
} else if (asyncClass == "shlibs-updated") {
// MAC announces updated libs
m_modulesListOutdated = m_sourcesListOutdated = true;
invalidateSourcesList();
} else if (asyncClass == "shlibs-added") {
// MAC announces added libs
// {shlib-info={num="2", name="libmathCommon.A_debug.dylib",
@@ -483,7 +484,7 @@ void GdbEngine::handleResponse(const QByteArray &buff)
// state="Y", path="/usr/lib/system/libmathCommon.A_debug.dylib",
// description="/usr/lib/system/libmathCommon.A_debug.dylib",
// loaded_addr="0x7f000", slide="0x7f000", prefix=""}}
m_modulesListOutdated = m_sourcesListOutdated = true;
invalidateSourcesList();
#endif
} else {
qDebug() << "IGNORED ASYNC OUTPUT"
@@ -517,7 +518,7 @@ void GdbEngine::handleResponse(const QByteArray &buff)
// Show some messages to give the impression something happens.
if (data.startsWith("Reading symbols from ")) {
showStatusMessage(tr("Reading %1...").arg(_(data.mid(21))), 1000);
m_modulesListOutdated = m_sourcesListOutdated = true;
invalidateSourcesList();
} else if (data.startsWith("[New ") || data.startsWith("[Thread ")) {
if (data.endsWith('\n'))
data.chop(1);
@@ -988,6 +989,8 @@ void GdbEngine::updateAll()
void GdbEngine::handleQuerySources(const GdbResponse &response)
{
m_sourcesListUpdating = false;
m_sourcesListOutdated = false;
if (response.resultClass == GdbResultDone) {
QMap<QString, QString> oldShortToFull = m_shortToFullName;
m_shortToFullName.clear();
@@ -1161,7 +1164,7 @@ void GdbEngine::handleStopResponse(const GdbMi &data)
// on Windows it simply forgets about it. Thus, we identify the response
// based on it having no frame information.
if (!data.findChild("frame").isValid()) {
m_modulesListOutdated = m_sourcesListOutdated = true;
invalidateSourcesList();
// Each stop causes a roundtrip and button flicker, so prevent
// a flood of useless stops. Will be automatically re-enabled.
postCommand(_("set stop-on-solib-events 0"));
@@ -1273,14 +1276,17 @@ void GdbEngine::handleStop1(const GdbMi &data)
{
if (m_modulesListOutdated)
reloadModulesInternal(); // This is for display only
if (m_sourcesListOutdated)
if (m_sourcesListOutdated && theDebuggerBoolSetting(UsePreciseBreakpoints))
reloadSourceFilesInternal(); // This needs to be done before fullName() may need it
// Older gdb versions do not produce "library loaded" messages
// so the breakpoint update is not triggered.
if (m_gdbVersion < 70000 && !m_isMacGdb && !m_sourcesListUpdating
&& manager()->breakHandler()->size() > 0)
postCommand(_("-break-list"), CB(handleBreakList));
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 && !m_breakListUpdating
&& manager()->breakHandler()->size() > 0)
reloadBreakListInternal();
QByteArray reason = data.findChild("reason").data();
if (reason == "breakpoint-hit") {
@@ -1876,8 +1882,8 @@ void GdbEngine::breakpointDataFromOutput(BreakpointData *data, const GdbMi &bkpt
QString GdbEngine::breakLocation(const QString &file) const
{
QTC_ASSERT(!m_sourcesListOutdated, /* */)
QTC_ASSERT(!m_sourcesListUpdating, /* */)
QTC_ASSERT(!m_breakListOutdated, /* */)
QTC_ASSERT(!m_breakListUpdating, /* */)
QString where = m_fullToShortName.value(file);
if (where.isEmpty())
return QFileInfo(file).fileName();
@@ -1912,10 +1918,14 @@ void GdbEngine::sendInsertBreakpoint(int index)
postCommand(cmd, NeedsStop, CB(handleBreakInsert), index);
}
void GdbEngine::reloadBreakListInternal()
{
m_breakListUpdating = true;
postCommand(_("-break-list"), CB(handleBreakList));
}
void GdbEngine::handleBreakList(const GdbResponse &response)
{
m_sourcesListUpdating = false;
// 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",
@@ -1962,6 +1972,8 @@ void GdbEngine::handleBreakList(const GdbMi &table)
//qDebug() << "CANNOT HANDLE RESPONSE" << bkpts.at(index).toString();
}
m_breakListUpdating = false;
m_breakListOutdated = false;
attemptBreakpointSynchronization();
}
@@ -2118,6 +2130,11 @@ void GdbEngine::handleBreakInsert1(const GdbResponse &response)
void GdbEngine::attemptBreakpointSynchronization()
{
//QTC_ASSERT(!m_breakListUpdating,
// qDebug() << "BREAK LIST CURRENTLY UPDATING"; return);
QTC_ASSERT(!m_sourcesListUpdating,
qDebug() << "SOURCES LIST CURRENTLY UPDATING"; return);
switch (state()) {
case InferiorStarting:
case InferiorRunningRequested:
@@ -2132,10 +2149,13 @@ void GdbEngine::attemptBreakpointSynchronization()
// For best results, we rely on an up-to-date fullname mapping.
// The listing completion will retrigger us, so no futher action is needed.
if (m_sourcesListOutdated) {
if (m_sourcesListOutdated && theDebuggerBoolSetting(UsePreciseBreakpoints)) {
reloadSourceFilesInternal();
reloadBreakListInternal();
return;
} else if (m_sourcesListUpdating) {
}
if (m_breakListOutdated) {
reloadBreakListInternal();
return;
}
@@ -2318,6 +2338,13 @@ void GdbEngine::handleModulesList(const GdbResponse &response)
//
//////////////////////////////////////////////////////////////////////
void GdbEngine::invalidateSourcesList()
{
m_modulesListOutdated = true;
m_sourcesListOutdated = true;
m_breakListOutdated = true;
}
void GdbEngine::reloadSourceFiles()
{
if ((state() == InferiorRunning || state() == InferiorStopped)
@@ -2327,10 +2354,9 @@ void GdbEngine::reloadSourceFiles()
void GdbEngine::reloadSourceFilesInternal()
{
QTC_ASSERT(!m_sourcesListUpdating, /**/);
m_sourcesListUpdating = true;
m_sourcesListOutdated = false;
postCommand(_("-file-list-exec-source-files"), NeedsStop, CB(handleQuerySources));
postCommand(_("-break-list"), CB(handleBreakList));
#if 0
if (m_gdbVersion < 70000 && !m_isMacGdb)
postCommand(_("set stop-on-solib-events 1"));
@@ -4192,7 +4218,8 @@ QString GdbEngine::parseDisassembler(const GdbMi &lines)
// mixed mode
if (!fileLoaded) {
QString fileName = QFile::decodeName(child.findChild("file").data());
QFile file(fullName(fileName));
fileName = cleanupFullName(fileName);
QFile file(fileName);
file.open(QIODevice::ReadOnly);
fileContents = file.readAll().split('\n');
fileLoaded = true;

4
src/plugins/debugger/gdb/gdbengine.h
View File

@@ -328,6 +328,7 @@ private: ////////// View & Data Stuff //////////
void breakpointDataFromOutput(BreakpointData *data, const GdbMi &bkpt);
void sendInsertBreakpoint(int index);
QString breakLocation(const QString &file) const;
void reloadBreakListInternal();
//
// Modules specific stuff
@@ -379,8 +380,11 @@ private: ////////// View & Data Stuff //////////
QMap<QString, QString> m_shortToFullName;
QMap<QString, QString> m_fullToShortName;
void invalidateSourcesList();
bool m_sourcesListOutdated;
bool m_sourcesListUpdating;
bool m_breakListOutdated;
bool m_breakListUpdating;
//
// Stack specific stuff

2
src/plugins/debugger/gdb/gdboptionspage.cpp
View File

@@ -50,6 +50,8 @@ QWidget *GdbOptionsPage::createPage(QWidget *parent)
m_ui.scriptFileChooser);
m_group.insert(theDebuggerAction(GdbEnvironment),
m_ui.environmentEdit);
m_group.insert(theDebuggerAction(UsePreciseBreakpoints),
m_ui.checkBoxUsePreciseBreakpoints);
#if 1
m_ui.groupBoxPluginDebugging->hide();

13
src/plugins/debugger/gdb/gdboptionspage.ui
View File

@@ -62,6 +62,19 @@
<item row="0" column="1">
<widget class="Utils::PathChooser" name="gdbLocationChooser" native="true"/>
</item>
<item row="3" column="0" colspan="2">
<widget class="QCheckBox" name="checkBoxUsePreciseBreakpoints">
<property name="text">
<string>Use full path information to set breakpoints</string>
</property>
<property name="toolTip">
<string>When this option is checked, the debugger plugin attempts
to extract full path information for all source files from gdb. This is a
slow process but enables setting breakpoints in files with the same file
name in different directories.</string>
</property>
</widget>
</item>
</layout>
</widget>
</item>