xref: /llvm-project/clang-tools-extra/clang-tidy/android/CloexecMemfdCreateCheck.cpp (revision 7d2ea6c422d3f5712b7253407005e1a465a76946)
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 
registerMatchers(MatchFinder * Finder)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 
check(const MatchFinder::MatchResult & Result)23 void CloexecMemfdCreateCheck::check(const MatchFinder::MatchResult &Result) {
24   insertMacroFlag(Result, "MFD_CLOEXEC", /*ArgPos=*/1);
25 }
26 
27 } // namespace clang::tidy::android
28