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Add Mutex information to Rc slide (#1001)

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Add mutex information to Rc slide
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Dominik Maier 2023-07-18 11:03:45 +02:00 committed by GitHub
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src/std/rc.md
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@ -17,14 +17,15 @@ fn main() {
* If you need to mutate the data inside an `Rc`, you will need to wrap the data in
a type such as [`Cell` or `RefCell`][2].
* See [`Arc`][3] if you are in a multi-threaded context.
* You can *downgrade* a shared pointer into a [`Weak`][4] pointer to create cycles
* See [`Arc`][3] and [`Mutex`][4] if you are in a multi-threaded context.
* You can *downgrade* a shared pointer into a [`Weak`][5] pointer to create cycles
that will get dropped.
[1]: https://doc.rust-lang.org/std/rc/struct.Rc.html
[2]: https://doc.rust-lang.org/std/cell/index.html
[3]: ../concurrency/shared_state/arc.md
[4]: https://doc.rust-lang.org/std/rc/struct.Weak.html
[4]: https://doc.rust-lang.org/std/sync/struct.Mutex.html
[5]: https://doc.rust-lang.org/std/rc/struct.Weak.html
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