---
title: OS_dispatch_semaphore
framework: dispatch
role: symbol
role_heading: Protocol
path: dispatch/os_dispatch_semaphore
---

# OS_dispatch_semaphore

## Declaration

```occ
@protocol OS_dispatch_semaphore <OS_dispatch_object>
```

## Relationships

### Inherits From

- [OS_dispatch_object](dispatch/os_dispatch_object.md)

## See Also

### Creating a Semaphore

- [init(value:)](dispatch/dispatchsemaphore/init(value:).md)
- [dispatch_semaphore_t](dispatch/dispatch_semaphore_t.md)