Crate semaphore

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

Features

• Provides RAII-style atomic acquire and release
• Implements Send, Sync and Clone
• Can block until count to drops to zero (useful for implementing shutdown)

Structs

Guard	An RAII guard used to release a semaphore automatically when it falls out of scope.
Semaphore	An atomic counter which can be shared across processes.