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