1//===--- ComparisonInTempFailureRetryCheck.h - clang-tidy--------*- C++ -*-===//
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-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ANDROID_COMPARISONINTEMPFAILURERETRYCHECK_H
10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ANDROID_COMPARISONINTEMPFAILURERETRYCHECK_H
11
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 comparison
20/// operation, like `TEMP_FAILURE_RETRY(read(...) != N)`. In these cases, the
21/// 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::android
37
38#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ANDROID_COMPARISONINTEMPFAILURERETRYCHECK_H
39

source code of clang-tools-extra/clang-tidy/android/ComparisonInTempFailureRetryCheck.h