1 //===--- CloexecEpollCreateCheck.cpp - clang-tidy--------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "CloexecEpollCreateCheck.h"
11 #include "clang/AST/ASTContext.h"
12 #include "clang/ASTMatchers/ASTMatchFinder.h"
13 
14 using namespace clang::ast_matchers;
15 
16 namespace clang {
17 namespace tidy {
18 namespace android {
19 
20 void CloexecEpollCreateCheck::registerMatchers(MatchFinder *Finder) {
21   registerMatchersImpl(
22       Finder, functionDecl(returns(isInteger()), hasName("epoll_create"),
23                            hasParameter(0, hasType(isInteger()))));
24 }
25 
26 void CloexecEpollCreateCheck::check(const MatchFinder::MatchResult &Result) {
27   replaceFunc(Result,
28               "prefer epoll_create() to epoll_create1() "
29               "because epoll_create1() allows "
30               "EPOLL_CLOEXEC",
31               "epoll_create1(EPOLL_CLOEXEC)");
32 }
33 
34 } // namespace android
35 } // namespace tidy
36 } // namespace clang
37