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/****************************************************************************
**
** Copyright (C) 2014 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://www.qt.io/licensing. For further information
** use the contact form at http://www.qt.io/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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** 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 "clangutils.h"
#include <clang-c/Index.h>
#include <coreplugin/documentmanager.h>
#include <coreplugin/icore.h>
#include <coreplugin/idocument.h>
#include <cpptools/cppprojects.h>
#include <cpptools/cppworkingcopy.h>
#include <QDir>
#include <QFile>
#include <QLoggingCategory>
#include <QSet>
#include <QString>
using namespace ClangCodeModel;
using namespace ClangCodeModel::Internal;
using namespace Core;
using namespace CppTools;
namespace ClangCodeModel {
namespace Utils {
Q_LOGGING_CATEGORY(verboseRunLog, "qtc.clangcodemodel.verboserun")
namespace {
bool isBlacklisted(const QString &path)
{
static QStringList blacklistedPaths = QStringList()
<< QLatin1String("lib/gcc/i686-apple-darwin");
foreach (const QString &blacklisted, blacklistedPaths)
if (path.contains(blacklisted))
return true;
return false;
}
} // anonymous namespace
UnsavedFiles createUnsavedFiles(WorkingCopy workingCopy)
{
// TODO: change the modelmanager to hold one working copy, and amend it every time we ask for one.
// TODO: Reason: the UnsavedFile needs a QByteArray.
QSet<QString> modifiedFiles;
foreach (IDocument *doc, Core::DocumentManager::modifiedDocuments())
modifiedFiles.insert(doc->filePath());
UnsavedFiles result;
QHashIterator<QString, QPair<QByteArray, unsigned> > wcIter = workingCopy.iterator();
while (wcIter.hasNext()) {
wcIter.next();
const QString &fileName = wcIter.key();
if (modifiedFiles.contains(fileName) && QFile(fileName).exists())
result.insert(fileName, wcIter.value().first);
}
return result;
}
/**
* @brief Creates list of command-line arguments required for correct parsing
* @param pPart Null if file isn't part of any project
* @param fileName Path to file, non-empty
*/
QStringList createClangOptions(const ProjectPart::Ptr &pPart, const QString &fileName)
{
ProjectFile::Kind fileKind = ProjectFile::Unclassified;
if (!pPart.isNull())
foreach (const ProjectFile &file, pPart->files)
if (file.path == fileName) {
fileKind = file.kind;
break;
}
if (fileKind == ProjectFile::Unclassified)
fileKind = ProjectFile::classify(fileName);
return createClangOptions(pPart, fileKind);
}
static QString getResourceDir()
{
QDir dir(Core::ICore::instance()->resourcePath() + QLatin1String("/cplusplus/clang/") +
QLatin1String(CLANG_VERSION) + QLatin1String("/include"));
if (!dir.exists() || !QFileInfo(dir, QLatin1String("stdint.h")).exists())
dir = QDir(QLatin1String(CLANG_RESOURCE_DIR));
return dir.canonicalPath();
}
static bool maybeIncludeBorlandExtensions()
{
return
#if defined(CINDEX_VERSION) // clang 3.2 or higher
true;
#else
false;
#endif
}
/**
* @brief Creates list of command-line arguments required for correct parsing
* @param pPart Null if file isn't part of any project
* @param fileKind Determines language and source/header state
*/
QStringList createClangOptions(const ProjectPart::Ptr &pPart, ProjectFile::Kind fileKind)
{
QStringList result;
if (pPart.isNull())
return result;
if (verboseRunLog().isDebugEnabled())
result << QLatin1String("-v");
const bool objcExt = pPart->languageExtensions & ProjectPart::ObjectiveCExtensions;
result << CppTools::CompilerOptionsBuilder::createLanguageOption(fileKind, objcExt);
result << CppTools::CompilerOptionsBuilder::createOptionsForLanguage(
pPart->languageVersion,
pPart->languageExtensions,
maybeIncludeBorlandExtensions());
result << CppTools::CompilerOptionsBuilder::createDefineOptions(pPart->toolchainDefines);
result << CppTools::CompilerOptionsBuilder::createDefineOptions(pPart->projectDefines);
result << CppTools::CompilerOptionsBuilder::createHeaderPathOptions(pPart->headerPaths,
isBlacklisted);
// Inject header file
static const QString injectedHeader = Core::ICore::instance()->resourcePath()
+ QLatin1String("/cplusplus/qt%1-qobjectdefs-injected.h");
// if (qtVersion == ProjectPart::Qt4)
// opts << QLatin1String("-include") << injectedHeader.arg(QLatin1Char('4'));
if (pPart->qtVersion == ProjectPart::Qt5)
result << QLatin1String("-include") << injectedHeader.arg(QLatin1Char('5'));
if (!pPart->projectConfigFile.isEmpty())
result << QLatin1String("-include") << pPart->projectConfigFile;
static const QString resourceDir = getResourceDir();
if (!resourceDir.isEmpty()) {
result << QLatin1String("-nostdlibinc");
result << (QLatin1String("-I") + resourceDir);
result << QLatin1String("-undef");
}
result << QLatin1String("-fmessage-length=0");
result << QLatin1String("-fdiagnostics-show-note-include-stack");
result << QLatin1String("-fmacro-backtrace-limit=0");
result << QLatin1String("-fretain-comments-from-system-headers");
// TODO: -Xclang -ferror-limit -Xclang 0 ?
return result;
}
/// @return Option to speed up parsing with precompiled header
QStringList createPCHInclusionOptions(const QStringList &pchFiles)
{
QStringList opts;
foreach (const QString &pchFile, pchFiles) {
if (QFile(pchFile).exists()) {
opts += QLatin1String("-include-pch");
opts += pchFile;
}
}
return opts;
}
/// @return Option to speed up parsing with precompiled header
QStringList createPCHInclusionOptions(const QString &pchFile)
{
return createPCHInclusionOptions(QStringList() << pchFile);
}
} // namespace Utils
} // namespace Clang
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