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//===--- AvoidSpinlockCheck.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 "AvoidSpinlockCheck.h"
#include "clang/AST/ASTContext.h"
#include "clang/ASTMatchers/ASTMatchFinder.h"
using namespace clang::ast_matchers;
namespace clang {
namespace tidy {
namespace darwin {
void AvoidSpinlockCheck::registerMatchers(MatchFinder *Finder) {
Finder->addMatcher(
callExpr(callee((functionDecl(hasAnyName(
"OSSpinlockLock", "OSSpinlockUnlock", "OSSpinlockTry")))))
.bind("spinlock"),
this);
}
void AvoidSpinlockCheck::check(const MatchFinder::MatchResult &Result) {
const auto *MatchedExpr = Result.Nodes.getNodeAs<CallExpr>("spinlock");
diag(MatchedExpr->getBeginLoc(),
"use os_unfair_lock_lock() or dispatch queue APIs instead of the "
"deprecated OSSpinLock");
}
} // namespace darwin
} // namespace tidy
} // namespace clang
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