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//===--- CloexecDupCheck.cpp - clang-tidy----------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "CloexecDupCheck.h"
#include "clang/AST/ASTContext.h"
#include "clang/ASTMatchers/ASTMatchFinder.h"
using namespace clang::ast_matchers;
namespace clang {
namespace tidy {
namespace android {
void CloexecDupCheck::registerMatchers(MatchFinder *Finder) {
registerMatchersImpl(Finder,
functionDecl(returns(isInteger()), hasName("dup"),
hasParameter(0, hasType(isInteger()))));
}
void CloexecDupCheck::check(const MatchFinder::MatchResult &Result) {
std::string ReplacementText =
(Twine("fcntl(") + getSpellingArg(Result, 0) + ", F_DUPFD_CLOEXEC)")
.str();
replaceFunc(Result,
"prefer fcntl() to dup() because fcntl() allows F_DUPFD_CLOEXEC",
ReplacementText);
}
} // namespace android
} // namespace tidy
} // namespace clang
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