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Errno

Struct Errno 

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pub struct Errno<O>(/* private fields */);
Expand description

Exact value observed in the thread-local errno slot after a rejected syscall.

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impl<O> Errno<O>

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pub const fn code(&self) -> NonZero<i32>

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pub const fn is_code(self, code: Errno) -> bool

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impl<O: Clone> Clone for Errno<O>

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<O: Copy> Copy for Errno<O>

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impl<O: Debug> Debug for Errno<O>

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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<O: Eq> Eq for Errno<O>

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impl<O> From<Errno<O>> for Errno

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fn from(error: Errno<O>) -> Self

Converts to this type from the input type.
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impl<E> From<Errno<Unregister>> for Storage<E>

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fn from(cause: Errno<Unregister>) -> Self

Converts to this type from the input type.
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impl<O> From<Errno> for Errno<O>

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fn from(code: Errno) -> Self

Converts to this type from the input type.
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impl<O: PartialEq> PartialEq for Errno<O>

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fn eq(&self, other: &Self) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl<O: PartialEq> StructuralPartialEq for Errno<O>

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impl<O> Forget for Errno<O>

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impl<O> Freeze for Errno<O>
where PhantomData<fn() -> O>: Freeze,

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impl<O> RefUnwindSafe for Errno<O>
where PhantomData<fn() -> O>: RefUnwindSafe,

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impl<O> Send for Errno<O>
where PhantomData<fn() -> O>: Send,

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impl<O> Sync for Errno<O>
where PhantomData<fn() -> O>: Sync,

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impl<O> Unpin for Errno<O>
where PhantomData<fn() -> O>: Unpin,

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impl<O> UnsafeUnpin for Errno<O>
where PhantomData<fn() -> O>: UnsafeUnpin,

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impl<O> UnwindSafe for Errno<O>
where PhantomData<fn() -> O>: UnwindSafe,

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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> Convert<T> for T

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fn into(self) -> T

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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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

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

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.