clang-tools-extra/clang-tidy/android/CloexecMemfdCreateCheck.cpp

   1 //===--- CloexecMemfdCreateCheck.cpp - clang-tidy--------------------------===//
   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 #include "CloexecMemfdCreateCheck.h"
  10
  11 using namespace clang::ast_matchers;
  12
  13 namespace clang::tidy::android {
  14
  15 void CloexecMemfdCreateCheck::registerMatchers(MatchFinder *Finder) {
  16   auto CharPointerType = hasType(pointerType(pointee(isAnyCharacter())));
  17   registerMatchersImpl(
  18       Finder, functionDecl(returns(isInteger()), hasName("memfd_create"),
  19                            hasParameter(0, CharPointerType),
  20                            hasParameter(1, hasType(isInteger()))));
  21 }
  22
  23 void CloexecMemfdCreateCheck::check(const MatchFinder::MatchResult &Result) {
  24   insertMacroFlag(Result, "MFD_CLOEXEC", /*ArgPos=*/1);
  25 }
  26
  27 } // namespace clang::tidy::android