1 //===--- CloexecSocketCheck.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 "CloexecSocketCheck.h"
10 #include "clang/AST/ASTContext.h"
11 #include "clang/ASTMatchers/ASTMatchFinder.h"
12 
13 using namespace clang::ast_matchers;
14 
15 namespace clang {
16 namespace tidy {
17 namespace android {
18 
19 void CloexecSocketCheck::registerMatchers(MatchFinder *Finder) {
20   registerMatchersImpl(Finder,
21                        functionDecl(isExternC(), returns(isInteger()),
22                                     hasName("socket"),
23                                     hasParameter(0, hasType(isInteger())),
24                                     hasParameter(1, hasType(isInteger())),
25                                     hasParameter(2, hasType(isInteger()))));
26 }
27 
28 void CloexecSocketCheck::check(const MatchFinder::MatchResult &Result) {
29   insertMacroFlag(Result, /*MacroFlag=*/"SOCK_CLOEXEC", /*ArgPos=*/1);
30 }
31 
32 } // namespace android
33 } // namespace tidy
34 } // namespace clang
35