forked from qt-creator/qt-creator
91 lines
3.1 KiB
C
91 lines
3.1 KiB
C
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/****************************************************************************
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**
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** Copyright (C) 2017 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#pragma once
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#include "sourcelocationsutils.h"
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#include <filepath.h>
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#include <filepathid.h>
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#include <clang/Lex/MacroInfo.h>
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#include <clang/Lex/PPCallbacks.h>
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#include <clang/Lex/Preprocessor.h>
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namespace ClangBackEnd {
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class CollectMacrosPreprocessorCallbacks final : public clang::PPCallbacks
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{
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public:
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CollectMacrosPreprocessorCallbacks(FilePathIds &sourceFiles,
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FilePathCachingInterface &filePathCache)
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: m_sourceFiles(sourceFiles),
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m_filePathCache(filePathCache)
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{
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}
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void InclusionDirective(clang::SourceLocation /*hashLocation*/,
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const clang::Token &/*includeToken*/,
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llvm::StringRef /*fileName*/,
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bool /*isAngled*/,
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clang::CharSourceRange /*fileNameRange*/,
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const clang::FileEntry *file,
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llvm::StringRef /*searchPath*/,
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llvm::StringRef /*relativePath*/,
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const clang::Module * /*imported*/) override
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{
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if (!m_skipInclude && file)
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addSourceFile(file);
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m_skipInclude = false;
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}
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bool FileNotFound(clang::StringRef /*fileNameRef*/, clang::SmallVectorImpl<char> &/*recoveryPath*/) override
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{
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m_skipInclude = true;
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return true;
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}
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void addSourceFile(const clang::FileEntry *file)
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{
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auto filePathId = m_filePathCache.filePathId(
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FilePath::fromNativeFilePath(absolutePath(file->getName())));
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auto found = std::find(m_sourceFiles.begin(), m_sourceFiles.end(), filePathId);
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if (found == m_sourceFiles.end() || *found != filePathId)
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m_sourceFiles.insert(found, filePathId);
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}
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private:
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FilePathIds &m_sourceFiles;
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FilePathCachingInterface &m_filePathCache;
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bool m_skipInclude = false;
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};
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} // namespace ClangBackEnd
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