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1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ANDROID_COMPARISONINTEMPFAILURERETRYCHECK_H10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ANDROID_COMPARISONINTEMPFAILURERETRYCHECK_H11 12#include "../ClangTidyCheck.h"13#include "llvm/ADT/SmallVector.h"14#include "llvm/ADT/StringRef.h"15#include <string>16 17namespace clang::tidy::android {18 19/// Attempts to catch calls to TEMP_FAILURE_RETRY with a top-level comparison20/// operation, like `TEMP_FAILURE_RETRY(read(...) != N)`. In these cases, the21/// comparison should go outside of the TEMP_FAILURE_RETRY.22///23/// TEMP_FAILURE_RETRY is a macro provided by both glibc and Bionic.24class ComparisonInTempFailureRetryCheck : public ClangTidyCheck {25public:26 ComparisonInTempFailureRetryCheck(StringRef Name, ClangTidyContext *Context);27 void storeOptions(ClangTidyOptions::OptionMap &Opts) override;28 void registerMatchers(ast_matchers::MatchFinder *Finder) override;29 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;30 31private:32 const StringRef RawRetryList;33 SmallVector<StringRef, 5> RetryMacros;34};35 36} // namespace clang::tidy::android37 38#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ANDROID_COMPARISONINTEMPFAILURERETRYCHECK_H39