llvm-project/clang-tools-extra/include-fixer/find-all-symbols/FindAllMacros.h

48 lines
1.5 KiB
C++

//===-- FindAllMacros.h - find all macros -----------------------*- C++ -*-===//
//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_TOOLS_EXTRA_FIND_ALL_SYMBOLS_FIND_ALL_MACROS_H
#define LLVM_CLANG_TOOLS_EXTRA_FIND_ALL_SYMBOLS_FIND_ALL_MACROS_H
#include "SymbolInfo.h"
#include "SymbolReporter.h"
#include "clang/Lex/PPCallbacks.h"
namespace clang {
namespace find_all_symbols {
class HeaderMapCollector;
/// \brief A preprocessor that collects all macro symbols.
/// The contexts of a macro will be ignored since they are not available during
/// preprocessing period.
class FindAllMacros : public clang::PPCallbacks {
public:
explicit FindAllMacros(SymbolReporter *Reporter, SourceManager *SM,
HeaderMapCollector *Collector = nullptr)
: Reporter(Reporter), SM(SM), Collector(Collector) {}
void MacroDefined(const Token &MacroNameTok,
const MacroDirective *MD) override;
private:
// Reporter for SymbolInfo.
SymbolReporter *const Reporter;
SourceManager *const SM;
// A remapping header file collector allowing clients to include a different
// header.
HeaderMapCollector *const Collector;
};
} // namespace find_all_symbols
} // namespace clang
#endif // LLVM_CLANG_TOOLS_EXTRA_FIND_ALL_SYMBOLS_FIND_ALL_MACROS_H