1 | //===--- CloexecDupCheck.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 "CloexecDupCheck.h" |
10 | #include "clang/ASTMatchers/ASTMatchFinder.h" |
11 | |
12 | using namespace clang::ast_matchers; |
13 | |
14 | namespace clang::tidy::android { |
15 | |
16 | void CloexecDupCheck::registerMatchers(MatchFinder *Finder) { |
17 | registerMatchersImpl(Finder, |
18 | Function: functionDecl(returns(InnerMatcher: isInteger()), hasName(Name: "dup"), |
19 | hasParameter(N: 0, InnerMatcher: hasType(InnerMatcher: isInteger())))); |
20 | } |
21 | |
22 | void CloexecDupCheck::check(const MatchFinder::MatchResult &Result) { |
23 | std::string ReplacementText = |
24 | (Twine("fcntl(") + getSpellingArg(Result, N: 0) + ", F_DUPFD_CLOEXEC)") |
25 | .str(); |
26 | |
27 | replaceFunc(Result, |
28 | WarningMsg: "prefer fcntl() to dup() because fcntl() allows F_DUPFD_CLOEXEC", |
29 | FixMsg: ReplacementText); |
30 | } |
31 | |
32 | } // namespace clang::tidy::android |
33 |