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Condvar

Struct Condvar 

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pub struct Condvar { /* private fields */ }
Expand description

Futex-based condition variable.

Drop-in replacement for parking_lot::Condvar. Works exclusively with noxu_sync::Mutex<T> guards.

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impl Condvar

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pub const fn new() -> Self

Creates a new Condvar.

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pub fn wait<T>(&self, guard: &mut MutexGuard<'_, T>)

Atomically releases the mutex guard and waits for a notification.

Re-acquires the mutex before returning. Spurious wakeups are possible; callers must re-check their condition in a loop.

§Panics

Does not panic. Safe to call from any thread holding the guard.

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pub fn wait_for<T>( &self, guard: &mut MutexGuard<'_, T>, timeout: Duration, ) -> WaitTimeoutResult

Atomically releases the mutex guard, waits for a notification or timeout.

Returns WaitTimeoutResult(true) if the timeout elapsed, false if notified.

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pub fn notify_one(&self)

Wakes one thread waiting on this condvar.

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pub fn notify_all(&self)

Wakes all threads waiting on this condvar.

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impl Debug for Condvar

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for Condvar

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fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.