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46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
//===-- tsan_spinlock_defs_mac.h -------------------------------===//
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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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//
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// This file is a part of ThreadSanitizer (TSan), a race detector.
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//
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// Mac-specific forward-declared function defintions that may be
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// deprecated in later versions of the OS.
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// These are needed for interceptors.
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//
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//===----------------------------------------------------------------------===//
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#if SANITIZER_APPLE
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#ifndef TSAN_SPINLOCK_DEFS_MAC_H
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#define TSAN_SPINLOCK_DEFS_MAC_H
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#include <stdint.h>
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extern "C" {
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/*
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Provides forward declarations related to OSSpinLocks on Darwin. These functions are
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deprecated on macOS version 10.12 and later,
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and are no longer included in the system headers.
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However, the symbols are still available on the system, so we provide these forward
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declarations to prevent compilation errors in tsan_interceptors_mac.cpp, which
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references these functions when defining TSAN interceptor functions.
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*/
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typedef int32_t OSSpinLock;
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void OSSpinLockLock(volatile OSSpinLock *__lock);
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void OSSpinLockUnlock(volatile OSSpinLock *__lock);
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bool OSSpinLockTry(volatile OSSpinLock *__lock);
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}
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#endif //TSAN_SPINLOCK_DEFS_MAC_H
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#endif // SANITIZER_APPLE
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