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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "clangtoolrunner.h"
#include "clangtoolstr.h"
#include "clangtoolsutils.h"
#include <coreplugin/icore.h>
#include <cppeditor/clangdiagnosticconfigsmodel.h>
#include <cppeditor/cpptoolsreuse.h>
#include <utils/qtcassert.h>
#include <utils/qtcprocess.h>
#include <utils/temporaryfile.h>
#include <QDebug>
#include <QDir>
#include <QFileInfo>
#include <QLoggingCategory>
static Q_LOGGING_CATEGORY(LOG, "qtc.clangtools.runner", QtWarningMsg)
using namespace CppEditor;
using namespace Utils;
using namespace Tasking;
namespace ClangTools {
namespace Internal {
AnalyzeUnit::AnalyzeUnit(const FileInfo &fileInfo,
const FilePath &clangIncludeDir,
const QString &clangVersion)
{
const FilePath actualClangIncludeDir = Core::ICore::clangIncludeDirectory(
clangVersion, clangIncludeDir);
CompilerOptionsBuilder optionsBuilder(*fileInfo.projectPart,
UseSystemHeader::No,
UseTweakedHeaderPaths::Tools,
UseLanguageDefines::No,
UseBuildSystemWarnings::No,
actualClangIncludeDir);
file = fileInfo.file;
arguments = extraClangToolsPrependOptions();
arguments.append(optionsBuilder.build(fileInfo.kind, CppEditor::getPchUsage()));
arguments.append(extraClangToolsAppendOptions());
}
static bool isClMode(const QStringList &options)
{
return options.contains("--driver-mode=cl");
}
static QStringList checksArguments(const AnalyzeInputData &input)
{
if (input.tool == ClangToolType::Tidy) {
if (input.runSettings.hasConfigFileForSourceFile(input.unit.file))
return {"--warnings-as-errors=-*", "-checks=-clang-diagnostic-*"};
switch (input.config.clangTidyMode()) {
case ClangDiagnosticConfig::TidyMode::UseDefaultChecks:
// The argument "-config={}" stops stating/evaluating the .clang-tidy file.
return {"-config={}", "-checks=-clang-diagnostic-*"};
case ClangDiagnosticConfig::TidyMode::UseCustomChecks:
return {"-config=" + input.config.clangTidyChecksAsJson()};
}
}
const QString clazyChecks = input.config.checks(ClangToolType::Clazy);
if (!clazyChecks.isEmpty())
return {"-checks=" + input.config.checks(ClangToolType::Clazy)};
return {};
}
static QStringList clangArguments(const ClangDiagnosticConfig &diagnosticConfig,
const QStringList &baseOptions)
{
QStringList arguments;
arguments << ClangDiagnosticConfigsModel::globalDiagnosticOptions()
<< (isClMode(baseOptions) ? clangArgsForCl(diagnosticConfig.clangOptions())
: diagnosticConfig.clangOptions())
<< baseOptions;
if (LOG().isDebugEnabled())
arguments << QLatin1String("-v");
return arguments;
}
static FilePath createOutputFilePath(const FilePath &dirPath, const FilePath &fileToAnalyze)
{
const QString fileName = fileToAnalyze.fileName();
const FilePath fileTemplate = dirPath.pathAppended("report-" + fileName + "-XXXXXX");
TemporaryFile temporaryFile("clangtools");
temporaryFile.setAutoRemove(false);
temporaryFile.setFileTemplate(fileTemplate.path());
if (temporaryFile.open()) {
temporaryFile.close();
return FilePath::fromString(temporaryFile.fileName());
}
return {};
}
TaskItem clangToolTask(const AnalyzeInputData &input,
const AnalyzeSetupHandler &setupHandler,
const AnalyzeOutputHandler &outputHandler)
{
struct ClangToolStorage {
QString name;
FilePath executable;
FilePath outputFilePath;
};
const TreeStorage<ClangToolStorage> storage;
const auto mainToolArguments = [=](const ClangToolStorage &data) {
QStringList result;
result << "-export-fixes=" + data.outputFilePath.nativePath();
if (!input.overlayFilePath.isEmpty() && isVFSOverlaySupported(data.executable))
result << "--vfsoverlay=" + input.overlayFilePath;
result << input.unit.file.nativePath();
return result;
};
const auto onGroupSetup = [=] {
if (setupHandler && !setupHandler())
return TaskAction::StopWithError;
ClangToolStorage *data = storage.activeStorage();
data->name = clangToolName(input.tool);
data->executable = toolExecutable(input.tool);
if (!data->executable.isExecutableFile()) {
qWarning() << "Can't start:" << data->executable << "as" << data->name;
return TaskAction::StopWithError;
}
QTC_CHECK(!input.unit.arguments.contains(QLatin1String("-o")));
QTC_CHECK(!input.unit.arguments.contains(input.unit.file.nativePath()));
QTC_ASSERT(input.unit.file.exists(), return TaskAction::StopWithError);
data->outputFilePath = createOutputFilePath(input.outputDirPath, input.unit.file);
QTC_ASSERT(!data->outputFilePath.isEmpty(), return TaskAction::StopWithError);
return TaskAction::Continue;
};
const auto onProcessSetup = [=](Process &process) {
process.setEnvironment(input.environment);
process.setUseCtrlCStub(true);
process.setLowPriority();
process.setWorkingDirectory(input.outputDirPath); // Current clang-cl puts log file into working dir.
const ClangToolStorage &data = *storage;
const QStringList args = checksArguments(input)
+ mainToolArguments(data)
+ QStringList{"--"}
+ clangArguments(input.config, input.unit.arguments);
const CommandLine commandLine = {data.executable, args};
qCDebug(LOG).noquote() << "Starting" << commandLine.toUserOutput();
process.setCommand(commandLine);
};
const auto onProcessDone = [=](const Process &process) {
qCDebug(LOG).noquote() << "Output:\n" << process.cleanedStdOut();
if (!outputHandler)
return;
outputHandler({true, input.unit.file, storage->outputFilePath, input.tool});
};
const auto onProcessError = [=](const Process &process) {
if (!outputHandler)
return;
const QString details = Tr::tr("Command line: %1\nProcess Error: %2\nOutput:\n%3")
.arg(process.commandLine().toUserOutput())
.arg(process.error())
.arg(process.cleanedStdOut());
const ClangToolStorage &data = *storage;
QString message;
if (process.result() == ProcessResult::StartFailed)
message = Tr::tr("An error occurred with the %1 process.").arg(data.name);
else if (process.result() == ProcessResult::FinishedWithError)
message = Tr::tr("%1 finished with exit code: %2.").arg(data.name).arg(process.exitCode());
else
message = Tr::tr("%1 crashed.").arg(data.name);
outputHandler({false, input.unit.file, data.outputFilePath, input.tool, message, details});
};
const Group group {
Storage(storage),
OnGroupSetup(onGroupSetup),
Group {
optional,
ProcessTask(onProcessSetup, onProcessDone, onProcessError)
}
};
return group;
}
} // namespace Internal
} // namespace ClangTools
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