diff options
Diffstat (limited to 'src/linguist/lupdate/lupdatepreprocessoraction.h')
-rw-r--r-- | src/linguist/lupdate/lupdatepreprocessoraction.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/src/linguist/lupdate/lupdatepreprocessoraction.h b/src/linguist/lupdate/lupdatepreprocessoraction.h new file mode 100644 index 000000000..21c7baee1 --- /dev/null +++ b/src/linguist/lupdate/lupdatepreprocessoraction.h @@ -0,0 +1,125 @@ +/**************************************************************************** +** +** Copyright (C) 2020 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the Qt Linguist of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** 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. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef LUPDATEPREPROCESSORACTION_H +#define LUPDATEPREPROCESSORACTION_H + +#include "cpp_clang.h" + +#if defined(Q_CC_MSVC) +# pragma warning(push) +# pragma warning(disable: 4100) +# pragma warning(disable: 4146) +# pragma warning(disable: 4267) +# pragma warning(disable: 4624) +#endif + +#include <clang/Frontend/CompilerInstance.h> +#include <clang/Frontend/FrontendActions.h> +#include <clang/Tooling/Tooling.h> +#include <clang/Lex/PPCallbacks.h> +#include <clang/Lex/Preprocessor.h> + +#if defined(Q_CC_MSVC) +# pragma warning(pop) +#endif + +#include <memory> + +QT_BEGIN_NAMESPACE + +class LupdatePPCallbacks : public clang::PPCallbacks +{ +public: + LupdatePPCallbacks(TranslationStores &stores, clang::Preprocessor &pp) + : m_stores(stores) + , m_preprocessor(pp) + { + const auto &sm = m_preprocessor.getSourceManager(); + m_inputFile = sm.getFileEntryForID(sm.getMainFileID())->getName(); + } + +private: + void MacroExpands(const clang::Token &token, const clang::MacroDefinition ¯oDefinition, + clang::SourceRange sourceRange, const clang::MacroArgs *macroArgs) override; + + void storeMacroArguments(const std::vector<QString> &args, TranslationRelatedStore *store); + + std::string m_inputFile; + TranslationStores &m_stores; + clang::Preprocessor &m_preprocessor; +}; + +class LupdatePreprocessorAction : public clang::PreprocessOnlyAction +{ +public: + LupdatePreprocessorAction(TranslationStores &stores) + : m_stores(stores) + {} + +private: + void ExecuteAction() override + { + auto &preprocessor = getCompilerInstance().getPreprocessor(); + preprocessor.SetSuppressIncludeNotFoundError(true); + auto callbacks = new LupdatePPCallbacks(m_stores, preprocessor); + preprocessor.addPPCallbacks(std::unique_ptr<clang::PPCallbacks>(callbacks)); + + clang::PreprocessOnlyAction::ExecuteAction(); + } + +private: + TranslationStores &m_stores; +}; + +class LupdatePreprocessorActionFactory : public clang::tooling::FrontendActionFactory +{ +public: + LupdatePreprocessorActionFactory(TranslationStores &stores) + : m_stores(stores) + {} + +#if (LUPDATE_CLANG_VERSION >= LUPDATE_CLANG_VERSION_CHECK(10,0,0)) + std::unique_ptr<clang::FrontendAction> create() override + { + return std::make_unique<LupdatePreprocessorAction>(m_stores); + } +#else + clang::FrontendAction *create() override + { + return new LupdatePreprocessorAction(m_stores); + } +#endif + +private: + TranslationStores &m_stores; +}; + +QT_END_NAMESPACE + +#endif |