================ @@ -0,0 +1,54 @@ +//===----------------------------------------------------------------------===// +// +// 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 +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_SUPPORT_ADVISORYLOCK_H +#define LLVM_SUPPORT_ADVISORYLOCK_H + +#include "llvm/Support/Error.h" + +namespace llvm { +/// Describes the result of waiting for the owner to release the lock. +enum class WaitForUnlockResult { + /// The lock was released successfully. + Success, + /// Owner died while holding the lock. + OwnerDied, + /// Reached timeout while waiting for the owner to release the lock. + Timeout, +}; + +/// A synchronization primitive with weak mutual exclusion guarantees. +/// Implementations of this interface may allow multiple threads/processes to +/// acquire the lock simultaneously. Typically, threads/processes waiting for +/// the lock to be unlocked will validate the computation produced valid result. ---------------- Bigcheese wrote:
```suggestion /// the lock to be unlocked will validate that the computation produced a valid result. ``` https://github.com/llvm/llvm-project/pull/130989 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
