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- //===-- sanitizer_thread_safety.h -------------------------------*- C++ -*-===//
- //
- // 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 shared between sanitizer tools.
- //
- // Wrappers around thread safety annotations.
- // https://clang.llvm.org/docs/ThreadSafetyAnalysis.html
- //===----------------------------------------------------------------------===//
- #ifndef SANITIZER_THREAD_SAFETY_H
- #define SANITIZER_THREAD_SAFETY_H
- #if defined(__clang__)
- # define THREAD_ANNOTATION(x) __attribute__((x))
- #else
- # define THREAD_ANNOTATION(x)
- #endif
- #define MUTEX THREAD_ANNOTATION(capability("mutex"))
- #define SCOPED_LOCK THREAD_ANNOTATION(scoped_lockable)
- #define GUARDED_BY(x) THREAD_ANNOTATION(guarded_by(x))
- #define PT_GUARDED_BY(x) THREAD_ANNOTATION(pt_guarded_by(x))
- #define REQUIRES(...) THREAD_ANNOTATION(requires_capability(__VA_ARGS__))
- #define REQUIRES_SHARED(...) \
- THREAD_ANNOTATION(requires_shared_capability(__VA_ARGS__))
- #define ACQUIRE(...) THREAD_ANNOTATION(acquire_capability(__VA_ARGS__))
- #define ACQUIRE_SHARED(...) \
- THREAD_ANNOTATION(acquire_shared_capability(__VA_ARGS__))
- #define TRY_ACQUIRE(...) THREAD_ANNOTATION(try_acquire_capability(__VA_ARGS__))
- #define RELEASE(...) THREAD_ANNOTATION(release_capability(__VA_ARGS__))
- #define RELEASE_SHARED(...) \
- THREAD_ANNOTATION(release_shared_capability(__VA_ARGS__))
- #define EXCLUDES(...) THREAD_ANNOTATION(locks_excluded(__VA_ARGS__))
- #define CHECK_LOCKED(...) THREAD_ANNOTATION(assert_capability(__VA_ARGS__))
- #define NO_THREAD_SAFETY_ANALYSIS THREAD_ANNOTATION(no_thread_safety_analysis)
- #endif
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