Diagnostic DiagnosticWrapToDiagnostic( DiagnosticWrap diagnostic_wrap ) {
Diagnostic diagnostic;
if ( !diagnostic_wrap )
return diagnostic;
diagnostic.kind_ = DiagnosticSeverityToType(
clang_getDiagnosticSeverity( diagnostic_wrap.get() ) );
// If this is an "ignored" diagnostic, there's no point in continuing since we
// won't display those to the user
if ( diagnostic.kind_ == 'I' )
return diagnostic;
CXSourceLocation location = clang_getDiagnosticLocation( diagnostic_wrap.get() );
CXFile file;
uint unused_offset;
clang_getSpellingLocation( location,
&file,
&diagnostic.line_number_,
&diagnostic.column_number_,
&unused_offset );
diagnostic.filename_ = CXFileToFilepath( file );
diagnostic.text_ = CXStringToString(
clang_getDiagnosticSpelling( diagnostic_wrap.get() ) );
diagnostic.long_formatted_text_ = FullDiagnosticText( diagnostic_wrap.get() );
return diagnostic;
}
Diagnostic BuildDiagnostic( DiagnosticWrap diagnostic_wrap,
CXTranslationUnit translation_unit ) {
Diagnostic diagnostic;
if ( !diagnostic_wrap )
return diagnostic;
diagnostic.kind_ = DiagnosticSeverityToType(
clang_getDiagnosticSeverity( diagnostic_wrap.get() ) );
// If this is an "ignored" diagnostic, there's no point in continuing since we
// won't display those to the user
if ( diagnostic.kind_ == INFORMATION )
return diagnostic;
CXSourceLocation source_location =
clang_getDiagnosticLocation( diagnostic_wrap.get() );
diagnostic.location_ = Location( source_location );
diagnostic.location_extent_ = GetLocationExtent( source_location,
translation_unit );
diagnostic.ranges_ = GetRanges( diagnostic_wrap );
diagnostic.text_ = CXStringToString(
clang_getDiagnosticSpelling( diagnostic_wrap.get() ) );
diagnostic.long_formatted_text_ = FullDiagnosticText( diagnostic_wrap.get() );
return diagnostic;
}
static void dumpDiagnostics(const CXTranslationUnit &tu) {
std::cout << "(\n";
std::string file;
for (unsigned i = 0, diagnosticCount = clang_getNumDiagnostics(tu);
i < diagnosticCount;
++i) {
CXDiagnostic diagnostic = clang_getDiagnostic(tu, i);
CXSourceLocation location = clang_getDiagnosticLocation(diagnostic);
unsigned line, column, offset;
if (clang_equalLocations(location, clang_getNullLocation())) {
file.clear();
line = 0;
column = 0;
offset = 0;
} else {
CXFile cxFile;
// clang_getInstantiationLocation() has been marked deprecated and
// is aimed to be replaced by clang_getExpansionLocation().
#if CINDEX_VERSION >= 6
clang_getExpansionLocation(location, &cxFile, &line, &column, &offset);
#else
clang_getInstantiationLocation(location, &cxFile, &line, &column, &offset);
#endif
file = cxStringToStd(clang_getFileName(cxFile));
}
const char *severity = diagnosticSeverity(diagnostic);
std::string message =
cxStringToStd(clang_getDiagnosticSpelling(diagnostic));
std::cout << '(' << support::quoted(file) //
<< ' ' << line //
<< ' ' << column //
<< ' ' << offset //
<< ' ' << severity //
<< ' ' << support::quoted(message) //
<< ")\n";
clang_disposeDiagnostic(diagnostic);
}
std::cout << ")\n";
}
void ClangUtils::printCompletionDiagnostics(CXCodeCompleteResults *res)
{
//// Report diagnostics to the log file
const unsigned diagCount = clang_codeCompleteGetNumDiagnostics(res);
for(unsigned i=0; i<diagCount; i++) {
CXDiagnostic diag = clang_codeCompleteGetDiagnostic(res, i);
CXString diagStr = clang_getDiagnosticSpelling(diag);
wxString wxDiagString = wxString(clang_getCString(diagStr), wxConvUTF8);
CL_DEBUG(wxT("Completion diagnostic [%d]: %s"), clang_getDiagnosticSeverity(diag), wxDiagString.c_str());
clang_disposeString(diagStr);
clang_disposeDiagnostic(diag);
}
}
/**
* \attention \c clang_formatDiagnostic have a nasty BUG since clang 3.3!
* It fails (<em>pure virtual function call</em>) on messages w/o location attached
* (like notices). DO NOT USE IT! EVER!
* \todo Check for fresh clang versions!
*/
void TranslationUnit::appendDiagnostic(const CXDiagnostic& diag)
{
// Should we ignore this item?
const auto severity = clang_getDiagnosticSeverity(diag);
if (severity == CXDiagnostic_Ignored)
return;
kDebug(DEBUG_AREA) << "TU diagnostic severity level: " << severity;
// Get record type
clang::diagnostic_message::type type;
switch (severity)
{
case CXDiagnostic_Note:
type = clang::diagnostic_message::type::info;
break;
case CXDiagnostic_Warning:
type = clang::diagnostic_message::type::warning;
break;
case CXDiagnostic_Error:
case CXDiagnostic_Fatal:
type = clang::diagnostic_message::type::error;
break;
default:
assert(!"Unexpected severity level! Code review required!");
}
// Get location
clang::location loc;
/// \attention \c Notes have no location attached!?
if (severity != CXDiagnostic_Note)
{
try
{
loc = {clang_getDiagnosticLocation(diag)};
}
catch (std::exception& e)
{
kDebug(DEBUG_AREA) << "TU diag.fmt: Can't get diagnostic location";
}
}
// Get diagnostic text and form a new diagnostic record
m_last_diagnostic_messages.emplace_back(
std::move(loc)
, clang::toString(clang_getDiagnosticSpelling(diag))
, type
);
}
void GmacsPreprocessor::codeCompletion(const QTextCursor &cursor)
{
int line = cursor.blockNumber();
int column = cursor.columnNumber();
//const char *name = filename->toLocal8Bit().data();
const char *name = clang_getCString(clang_getTranslationUnitSpelling(unit));
//qDebug() << cursor.document()->toPlainText();
//qDebug() << cursor.document()->toPlainText().size();
QString document = cursor.document()->toPlainText();
QString text = cursor.block().text();
QRegExp exp("\t");
int tab_count = text.count(exp);
fprintf(stderr, "column = [%d]\n", cursor.positionInBlock());
//unsaved_file->Filename = name;
//unsaved_file->Contents = document.toLocal8Bit().data();
//unsaved_file->Length = document.size();
if (!unit) return;
CLANG_REPARSE(unit, NULL);//unsaved_file);
fprintf(stderr, "line = [%d], column = [%d]\n", line+1, column + tab_count);
fprintf(stderr, "name = [%s]\n", name);
CXCodeCompleteResults *res = CLANG_CODE_COMPLETION(unit, name, line+1, column + tab_count);
if (!res) fprintf(stderr, "ERROR: could not complete\n");
for (size_t i = 0; i < clang_codeCompleteGetNumDiagnostics(res); i++) {
const CXDiagnostic &diag = clang_codeCompleteGetDiagnostic(res, i);
const CXString &s = clang_getDiagnosticSpelling(diag);
fprintf(stderr, "%s\n", clang_getCString(s));
}
unsigned num_results = res->NumResults;
fprintf(stderr, "num_results = [%d]\n");
for (unsigned i = 0; i < num_results; i++) {
const CXCompletionString& str = res->Results[i].CompletionString;
unsigned chunks = clang_getNumCompletionChunks(str);
for (unsigned j = 0; j < chunks; j++) {
const CXString& out = clang_getCompletionChunkText(str, j);
//std::cout << clang_getCString(out) << " ";
if (clang_getCompletionChunkKind(str, j) != CXCompletionChunk_TypedText)
continue;
}
//std::cout << std::endl;
}
clang_disposeCodeCompleteResults(res);
}
std::string diagnostic::spelling()
{
return string(clang_getDiagnosticSpelling(diag)).str();
}
/** Returns small diagnostic summary */
inline std::string diagnostic_summary(CXDiagnostic diag) {
return cx2std(clang_getDiagnosticSpelling(diag));
}
void ClangWorkerThread::ProcessRequest(ThreadRequest* request)
{
// Send start event
PostEvent(wxEVT_CLANG_PCH_CACHE_STARTED, "");
ClangThreadRequest* task = dynamic_cast<ClangThreadRequest*>(request);
wxASSERT_MSG(task, "ClangWorkerThread: NULL task");
{
// A bit of optimization
wxCriticalSectionLocker locker(m_criticalSection);
if(task->GetContext() == CTX_CachePCH && m_cache.Contains(task->GetFileName())) {
// Nothing to be done here
PostEvent(wxEVT_CLANG_PCH_CACHE_ENDED, task->GetFileName());
return;
}
}
CL_DEBUG(wxT("==========> [ ClangPchMakerThread ] ProcessRequest started: %s"), task->GetFileName().c_str());
CL_DEBUG(wxT("ClangWorkerThread:: processing request %d"), (int)task->GetContext());
ClangCacheEntry cacheEntry = findEntry(task->GetFileName());
CXTranslationUnit TU = cacheEntry.TU;
CL_DEBUG(wxT("ClangWorkerThread:: found cached TU: %p"), (void*)TU);
bool reparseRequired = true;
if(!TU) {
// First time creating the TU
TU = DoCreateTU(task->GetIndex(), task, true);
reparseRequired = false;
cacheEntry.lastReparse = time(NULL);
cacheEntry.TU = TU;
cacheEntry.sourceFile = task->GetFileName();
}
if(!TU) {
CL_DEBUG(wxT("Failed to parse Translation UNIT..."));
PostEvent(wxEVT_CLANG_TU_CREATE_ERROR, task->GetFileName());
return;
}
if(reparseRequired && task->GetContext() == ::CTX_ReparseTU) {
DoSetStatusMsg(wxString::Format(wxT("clang: re-parsing file %s..."), task->GetFileName().c_str()));
// We need to reparse the TU
CL_DEBUG(wxT("Calling clang_reparseTranslationUnit... [CTX_ReparseTU]"));
if(clang_reparseTranslationUnit(TU, 0, NULL, clang_defaultReparseOptions(TU)) == 0) {
CL_DEBUG(wxT("Calling clang_reparseTranslationUnit... done [CTX_ReparseTU]"));
cacheEntry.lastReparse = time(NULL);
} else {
CL_DEBUG(wxT("An error occured during reparsing of the TU for file %s. TU: %p"),
task->GetFileName().c_str(),
(void*)TU);
// The only thing that left to be done here, is to dispose the TU
clang_disposeTranslationUnit(TU);
PostEvent(wxEVT_CLANG_TU_CREATE_ERROR, task->GetFileName());
return;
}
}
// Construct a cache-returner class
// which makes sure that the TU is cached
// when we leave the current scope
CacheReturner cr(this, cacheEntry);
// Prepare the 'End' event
wxCommandEvent eEnd(wxEVT_CLANG_PCH_CACHE_ENDED);
ClangThreadReply* reply = new ClangThreadReply;
reply->context = task->GetContext();
reply->filterWord = task->GetFilterWord();
reply->filename = task->GetFileName().c_str();
reply->results = NULL;
wxFileName realFileName(reply->filename);
if(realFileName.GetFullName().StartsWith(CODELITE_CLANG_FILE_PREFIX)) {
realFileName.SetFullName(realFileName.GetFullName().Mid(strlen(CODELITE_CLANG_FILE_PREFIX)));
}
reply->filename = realFileName.GetFullPath();
if(task->GetContext() == CTX_CodeCompletion || task->GetContext() == CTX_WordCompletion ||
task->GetContext() == CTX_Calltip) {
CL_DEBUG(wxT("Calling clang_codeCompleteAt..."));
ClangThreadRequest::List_t usList = task->GetModifiedBuffers();
usList.push_back(std::make_pair(task->GetFileName(), task->GetDirtyBuffer()));
ClangUnsavedFiles usf(usList);
CL_DEBUG(wxT("Location: %s:%u:%u"), task->GetFileName().c_str(), task->GetLine(), task->GetColumn());
reply->results = clang_codeCompleteAt(TU,
cstr(task->GetFileName()),
task->GetLine(),
task->GetColumn(),
usf.GetUnsavedFiles(),
usf.GetCount(),
clang_defaultCodeCompleteOptions()
#if HAS_LIBCLANG_BRIEFCOMMENTS
|
CXCodeComplete_IncludeBriefComments
#endif
);
cacheEntry.lastReparse = time(NULL);
CL_DEBUG(wxT("Calling clang_codeCompleteAt... done"));
wxString displayTip;
bool hasErrors(false);
if(reply->results) {
unsigned maxErrorToDisplay = 10;
std::set<wxString> errorMessages;
unsigned errorCount = clang_codeCompleteGetNumDiagnostics(reply->results);
// Collect all errors / fatal errors and report them back to user
for(unsigned i = 0; i < errorCount; i++) {
CXDiagnostic diag = clang_codeCompleteGetDiagnostic(reply->results, i);
CXDiagnosticSeverity severity = clang_getDiagnosticSeverity(diag);
if(!hasErrors) {
hasErrors = (severity == CXDiagnostic_Error || severity == CXDiagnostic_Fatal);
}
if(severity == CXDiagnostic_Error || severity == CXDiagnostic_Fatal || severity == CXDiagnostic_Note) {
CXString diagStr = clang_getDiagnosticSpelling(diag);
wxString wxDiagString = wxString(clang_getCString(diagStr), wxConvUTF8);
// Collect up to 10 error messages
// and dont collect the same error twice
if(errorMessages.find(wxDiagString) == errorMessages.end() &&
errorMessages.size() <= maxErrorToDisplay) {
errorMessages.insert(wxDiagString);
displayTip << wxDiagString.c_str() << wxT("\n");
}
clang_disposeString(diagStr);
}
clang_disposeDiagnostic(diag);
}
CL_DEBUG(wxT("Found %u matches"), reply->results->NumResults);
ClangUtils::printCompletionDiagnostics(reply->results);
}
if(!displayTip.IsEmpty() && hasErrors) {
// Send back the error messages
reply->errorMessage << "clang: " << displayTip;
reply->errorMessage.RemoveLast();
// Free the results
clang_disposeCodeCompleteResults(reply->results);
reply->results = NULL;
}
// Send the event
eEnd.SetClientData(reply);
EventNotifier::Get()->AddPendingEvent(eEnd);
} else if(task->GetContext() == CTX_GotoDecl || task->GetContext() == CTX_GotoImpl) {
// Check to see if the file was modified since it was last reparsed
// If it does, we need to re-parse it again
wxFileName fnSource(cacheEntry.sourceFile);
time_t fileModificationTime = fnSource.GetModificationTime().GetTicks();
time_t lastReparseTime = cacheEntry.lastReparse;
if(fileModificationTime > lastReparseTime) {
// The file needs to be re-parsed
DoSetStatusMsg(wxString::Format(wxT("clang: re-parsing file %s...\n"), cacheEntry.sourceFile));
// Try reparsing the TU
ClangThreadRequest::List_t usList = task->GetModifiedBuffers();
usList.push_back(std::make_pair(task->GetFileName(), task->GetDirtyBuffer()));
ClangUnsavedFiles usf(usList);
if(clang_reparseTranslationUnit(
TU, usf.GetCount(), usf.GetUnsavedFiles(), clang_defaultReparseOptions(TU)) != 0) {
// Failed to reparse
cr.SetCancelled(true); // cancel the re-caching of the TU
DoSetStatusMsg(
wxString::Format("clang: clang_reparseTranslationUnit '%s' failed\n", cacheEntry.sourceFile));
clang_disposeTranslationUnit(TU);
wxDELETE(reply);
PostEvent(wxEVT_CLANG_TU_CREATE_ERROR, task->GetFileName());
return;
}
DoSetStatusMsg(
wxString::Format("clang: clang_reparseTranslationUnit '%s' - done\n", cacheEntry.sourceFile));
// Update the 'lastReparse' field
cacheEntry.lastReparse = time(NULL);
}
bool success = DoGotoDefinition(TU, task, reply);
if(success) {
eEnd.SetClientData(reply);
EventNotifier::Get()->AddPendingEvent(eEnd);
} else {
DoSetStatusMsg(wxT("clang: no matches were found"));
CL_DEBUG(wxT("Clang Goto Decl/Impl: could not find a cursor matching for position %s:%d:%d"),
task->GetFileName().c_str(),
(int)task->GetLine(),
(int)task->GetColumn());
// Failed, delete the 'reply' allocatd earlier
wxDELETE(reply);
PostEvent(wxEVT_CLANG_TU_CREATE_ERROR, task->GetFileName());
}
} else {
wxDELETE(reply);
PostEvent(wxEVT_CLANG_PCH_CACHE_ENDED, task->GetFileName());
}
}
bool ClangIndexer::diagnose()
{
if (!mClangUnit) {
return false;
}
List<String> compilationErrors;
const unsigned diagnosticCount = clang_getNumDiagnostics(mClangUnit);
Map<Location, XmlEntry> xmlEntries;
for (unsigned i=0; i<diagnosticCount; ++i) {
CXDiagnostic diagnostic = clang_getDiagnostic(mClangUnit, i);
const CXSourceLocation diagLoc = clang_getDiagnosticLocation(diagnostic);
const Location loc = createLocation(diagLoc, 0);
const uint32_t fileId = loc.fileId();
if (mData->visited.value(fileId)) {
const String msg = RTags::eatString(clang_getDiagnosticSpelling(diagnostic));
const CXDiagnosticSeverity sev = clang_getDiagnosticSeverity(diagnostic);
XmlEntry::Type type = XmlEntry::None;
switch (sev) {
case CXDiagnostic_Warning:
type = XmlEntry::Warning;
break;
case CXDiagnostic_Error:
case CXDiagnostic_Fatal:
type = XmlEntry::Error;
break;
default:
break;
}
if (type != XmlEntry::None) {
const unsigned rangeCount = clang_getDiagnosticNumRanges(diagnostic);
bool ok = false;
for (unsigned rangePos = 0; rangePos < rangeCount; ++rangePos) {
const CXSourceRange range = clang_getDiagnosticRange(diagnostic, rangePos);
const CXSourceLocation start = clang_getRangeStart(range);
const CXSourceLocation end = clang_getRangeEnd(range);
unsigned startOffset, endOffset;
clang_getSpellingLocation(start, 0, 0, 0, &startOffset);
clang_getSpellingLocation(end, 0, 0, 0, &endOffset);
if (!rangePos && !startOffset && !endOffset) {
// huh, range invalid? fall back to diag location
break;
} else {
unsigned int line, column;
clang_getPresumedLocation(start, 0, &line, &column);
const Location key(loc.fileId(), line, column);
xmlEntries[key] = XmlEntry(type, msg, endOffset - startOffset);
ok = true;
break;
}
}
if (!ok) {
unsigned line, column;
clang_getPresumedLocation(diagLoc, 0, &line, &column);
const Location key(loc.fileId(), line, column);
xmlEntries[key] = XmlEntry(type, msg);
// no length
}
}
// logDirect(RTags::CompilationError, msg.constData());
const unsigned fixItCount = clang_getDiagnosticNumFixIts(diagnostic);
for (unsigned f=0; f<fixItCount; ++f) {
CXSourceRange range;
const CXStringScope stringScope = clang_getDiagnosticFixIt(diagnostic, f, &range);
CXSourceLocation start = clang_getRangeStart(range);
unsigned line, column;
CXString file;
clang_getPresumedLocation(start, &file, &line, &column);
CXStringScope fileScope(file);
const Location loc = createLocation(clang_getCString(file), line, column);
if (mData->visited.value(loc.fileId())) {
unsigned int startOffset, endOffset;
CXSourceLocation end = clang_getRangeEnd(range);
clang_getSpellingLocation(start, 0, 0, 0, &startOffset);
clang_getSpellingLocation(end, 0, 0, 0, &endOffset);
const char *string = clang_getCString(stringScope);
error("Fixit for %s:%d:%d: Replace %d characters with [%s]", loc.path().constData(),
line, column, endOffset - startOffset, string);
XmlEntry &entry = xmlEntries[Location(loc.fileId(), line, column)];
entry.type = XmlEntry::Fixit;
if (entry.message.isEmpty()) {
entry.message = String::format<64>("did you mean '%s'?", string);
}
entry.length = endOffset - startOffset;
mData->fixIts[loc.fileId()].insert(FixIt(line, column, endOffset - startOffset, string));
}
}
}
clang_disposeDiagnostic(diagnostic);
}
mData->xmlDiagnostics = "<?xml version=\"1.0\" encoding=\"utf-8\"?><checkstyle>";
if (!xmlEntries.isEmpty()) {
Map<Location, XmlEntry>::const_iterator entry = xmlEntries.begin();
const Map<Location, XmlEntry>::const_iterator end = xmlEntries.end();
const char *severities[] = { "none", "warning", "error", "fixit" };
uint32_t lastFileId = 0;
while (entry != end) {
const Location &loc = entry->first;
const XmlEntry &xmlEntry = entry->second;
if (loc.fileId() != lastFileId) {
if (lastFileId)
mData->xmlDiagnostics += "</file>";
lastFileId = loc.fileId();
mData->xmlDiagnostics += String::format<128>("<file name=\"%s\">", loc.path().constData());
}
mData->xmlDiagnostics += String::format("<error line=\"%d\" column=\"%d\" %sseverity=\"%s\" message=\"%s\"/>",
loc.line(), loc.column(),
(xmlEntry.length <= 0 ? ""
: String::format<32>("length=\"%d\" ", xmlEntry.length).constData()),
severities[xmlEntry.type], xmlEscape(xmlEntry.message).constData());
++entry;
}
if (lastFileId)
mData->xmlDiagnostics += "</file>";
}
for (Hash<uint32_t, bool>::const_iterator it = mData->visited.begin(); it != mData->visited.end(); ++it) {
if (it->second) {
const Map<Location, XmlEntry>::const_iterator x = xmlEntries.lower_bound(Location(it->first, 0, 0));
if (x == xmlEntries.end() || x->first.fileId() != it->first) {
const String fn = Location::path(it->first);
mData->xmlDiagnostics += String::format("<file name=\"%s\"/>", fn.constData());
}
}
}
mData->xmlDiagnostics += "</checkstyle>";
return true;
}
