https://github.com/mkroening/exclusive_cell

A thread-safe, non-blocking, no-std cell that can only be accessed once.
https://github.com/mkroening/exclusive_cell

cell exclusive once rust singleton static

Last synced: 6 months ago
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A thread-safe, non-blocking, no-std cell that can only be accessed once.

• Host: GitHub
• URL: https://github.com/mkroening/exclusive_cell
• Owner: mkroening
• License: apache-2.0
• Created: 2022-12-15T10:02:13.000Z (almost 3 years ago)
• Default Branch: main
• Last Pushed: 2023-09-04T19:29:50.000Z (about 2 years ago)
• Last Synced: 2025-04-14T20:15:54.980Z (6 months ago)
• Topics: cell, exclusive, once, rust, singleton, static
• Language: Rust
• Homepage:
• Size: 11.7 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE-APACHE

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README

          
# exclusive_cell

[![Crates.io](https://img.shields.io/crates/v/exclusive_cell)](https://crates.io/crates/exclusive_cell)

[![docs.rs](https://img.shields.io/docsrs/exclusive_cell)](https://docs.rs/exclusive_cell)

[![CI](https://github.com/mkroening/exclusive_cell/actions/workflows/ci.yml/badge.svg)](https://github.com/mkroening/exclusive_cell/actions/workflows/ci.yml)

This crate provides two thread-safe, non-blocking, no-std synchronization primitives:

* [`ExclusiveCell`] can be accessed at most once and provides mutable access to the stored contents.

* [`CallOnce`] can only be called once successfully.

[`ExclusiveCell`]: https://docs.rs/exclusive_cell/latest/exclusive_cell/struct.ExclusiveCell.html

[`CallOnce`]: https://docs.rs/exclusive_cell/latest/exclusive_cell/struct.CallOnce.html

For API documentation see the [docs].

[docs]: https://docs.rs/exclusive_cell

## License

Licensed under either of

 * Apache License, Version 2.0

   ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)

 * MIT license

   ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)

at your option.

### Contribution

Unless you explicitly state otherwise, any contribution intentionally submitted

for inclusion in the work by you, as defined in the Apache-2.0 license, shall be

dual licensed as above, without any additional terms or conditions.