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