dc67d2f4a4
This plays nicer with user code that's generic over peripheral traits like `Instance` or `Pin`.
65 lines
1.4 KiB
Rust
65 lines
1.4 KiB
Rust
//! Async utilities
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mod drop_bomb;
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mod forever;
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mod mutex;
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mod on_drop;
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mod portal;
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mod signal;
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#[cfg_attr(feature = "executor-agnostic", path = "waker_agnostic.rs")]
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mod waker;
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pub use drop_bomb::*;
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pub use forever::*;
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pub use mutex::*;
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pub use on_drop::*;
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pub use portal::*;
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pub use signal::*;
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pub use waker::*;
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pub trait Unborrow {
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type Target;
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unsafe fn unborrow(self) -> Self::Target;
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}
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impl<'a, T: Unborrow> Unborrow for &'a mut T {
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type Target = T::Target;
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unsafe fn unborrow(self) -> Self::Target {
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T::unborrow(core::ptr::read(self))
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}
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}
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pub trait Steal {
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unsafe fn steal() -> Self;
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}
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macro_rules! impl_unborrow_tuples {
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($($t:ident),+) => {
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impl<$($t),+> Unborrow for ($($t),+)
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where
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$(
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$t: Unborrow<Target = $t>
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),+
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{
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type Target = ($($t),+);
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unsafe fn unborrow(self) -> Self::Target {
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self
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}
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}
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};
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}
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impl_unborrow_tuples!(A, B);
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impl_unborrow_tuples!(A, B, C);
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impl_unborrow_tuples!(A, B, C, D);
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impl_unborrow_tuples!(A, B, C, D, E);
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impl_unborrow_tuples!(A, B, C, D, E, F);
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impl_unborrow_tuples!(A, B, C, D, E, F, G);
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impl_unborrow_tuples!(A, B, C, D, E, F, G, H);
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impl_unborrow_tuples!(A, B, C, D, E, F, G, H, I);
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impl_unborrow_tuples!(A, B, C, D, E, F, G, H, I, J);
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impl_unborrow_tuples!(A, B, C, D, E, F, G, H, I, J, K);
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impl_unborrow_tuples!(A, B, C, D, E, F, G, H, I, J, K, L);
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