__SaHandler

os::uapi::signal

Union __SaHandler 

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#[repr(C)]
pub union __SaHandler {
    pub sa_handler: *mut extern "C" fn(c_int),
    pub sa_sigaction: *mut extern "C" fn(c_int, *const SigInfoT, *mut c_void),
}

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§sa_handler: *mut extern "C" fn(c_int)

C: void (*sa_handler)(int) 用于 SA_SIGINFO 未设置时的普通处理器 (单参数)。

§sa_sigaction: *mut extern "C" fn(c_int, *const SigInfoT, *mut c_void)

C: void (*sa_sigaction)(int, siginfo_t *, void *) 用于 SA_SIGINFO 设置时的实时信号处理器 (三参数)。

Trait Implementations§

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impl Clone for __SaHandler

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fn clone(&self) -> __SaHandler

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for __SaHandler

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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 Copy for __SaHandler

Auto Trait Implementations§

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impl Freeze for __SaHandler

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impl RefUnwindSafe for __SaHandler

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impl !Send for __SaHandler

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impl !Sync for __SaHandler

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impl Unpin for __SaHandler

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impl UnwindSafe for __SaHandler

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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> 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 = 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.