Crate semaphore

Atomic counting semaphore that can help you control access to a common resource by multiple processes in a concurrent system.

Features

• Effectively lock-free* semantics
• Provides RAII-style acquire/release API
• Implements Send, Sync and Clone

* lock-free when not using the shutdown API

Structs

Semaphore

Counting semaphore to control concurrent access to a common resource.

SemaphoreGuard

RAII guard used to release access to the semaphore automatically when it falls out of scope.

ShutdownHandle

Handle representing the shutdown process of a semaphore, allowing for extraction of the underlying resource.

Enums

TryAccessError

Error indicating a failure to acquire access to the resource behind the semaphore.

Type Aliases

TryAccessResult

Result returned from Semaphore::try_access.