clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.h

   1 //===--- NonTrivialTypesLibcMemoryCallsCheck.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_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
  10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
  11
  12 #include "../ClangTidyCheck.h"
  13
  14 namespace clang {
  15 namespace tidy {
  16 namespace cert {
  17
  18 /// Flags use of the `C` standard library functions 'memset', 'memcpy' and
  19 /// 'memcmp' and similar derivatives on non-trivial types.
  20 ///
  21 /// For the user-facing documentation see:
  22 /// http://clang.llvm.org/extra/clang-tidy/checks/cert/oop57-cpp.html
  23 class NonTrivialTypesLibcMemoryCallsCheck : public ClangTidyCheck {
  24 public:
  25   NonTrivialTypesLibcMemoryCallsCheck(StringRef Name,
  26                                       ClangTidyContext *Context);
  27   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
  28     return LangOpts.CPlusPlus && !LangOpts.ObjC;
  29   }
  30   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
  31   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  32   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
  33
  34 private:
  35   const StringRef MemSetNames;
  36   const StringRef MemCpyNames;
  37   const StringRef MemCmpNames;
  38 };
  39
  40 } // namespace cert
  41 } // namespace tidy
  42 } // namespace clang
  43
  44 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H