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

   1 //===--- CloexecInotifyInitCheck.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 "CloexecInotifyInitCheck.h"
  10 #include "clang/AST/ASTContext.h"
  11 #include "clang/ASTMatchers/ASTMatchFinder.h"
  12
  13 using namespace clang::ast_matchers;
  14
  15 namespace clang::tidy::android {
  16
  17 void CloexecInotifyInitCheck::registerMatchers(MatchFinder *Finder) {
  18   registerMatchersImpl(
  19       Finder, functionDecl(returns(isInteger()), hasName("inotify_init")));
  20 }
  21
  22 void CloexecInotifyInitCheck::check(const MatchFinder::MatchResult &Result) {
  23   replaceFunc(Result, /*WarningMsg=*/
  24               "prefer inotify_init() to inotify_init1() "
  25               "because inotify_init1() allows IN_CLOEXEC",
  26               /*FixMsg=*/"inotify_init1(IN_CLOEXEC)");
  27 }
  28
  29 } // namespace clang::tidy::android