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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include "stringcache.h"
#include <collectincludespreprocessorcallbacks.h>
#include <clang/Frontend/FrontendActions.h>
#include <clang/Frontend/CompilerInstance.h>
#include <clang/Lex/Preprocessor.h>
namespace ClangBackEnd {
class CollectIncludesAction final : public clang::PreprocessOnlyAction
{
public:
CollectIncludesAction(std::vector<uint> &includeIds,
StringCache<Utils::PathString> &filePathCache,
std::vector<uint> &excludedIncludeUID,
std::vector<uint> &alreadyIncludedFileUIDs)
: m_includeIds(includeIds),
m_filePathCache(filePathCache),
m_excludedIncludeUID(excludedIncludeUID),
m_alreadyIncludedFileUIDs(alreadyIncludedFileUIDs)
{
}
bool BeginSourceFileAction(clang::CompilerInstance &compilerInstance,
llvm::StringRef filename) override
{
if (clang::PreprocessOnlyAction::BeginSourceFileAction(compilerInstance, filename)) {
auto &preprocessor = compilerInstance.getPreprocessor();
auto &headerSearch = preprocessor.getHeaderSearchInfo();
preprocessor.SetSuppressIncludeNotFoundError(true);
auto macroPreprocessorCallbacks = new CollectIncludesPreprocessorCallbacks(headerSearch,
m_includeIds,
m_filePathCache,
m_excludedIncludeUID,
m_alreadyIncludedFileUIDs);
preprocessor.addPPCallbacks(std::unique_ptr<clang::PPCallbacks>(macroPreprocessorCallbacks));
return true;
}
return false;
}
void EndSourceFileAction() override
{
clang::PreprocessOnlyAction::EndSourceFileAction();
}
private:
std::vector<uint> &m_includeIds;
StringCache<Utils::PathString> &m_filePathCache;
std::vector<uint> &m_excludedIncludeUID;
std::vector<uint> &m_alreadyIncludedFileUIDs;
};
} // namespace ClangBackEnd
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