devela::_dep::sysinfo

Enum Signal

pub enum Signal {

Show 32 variants    Hangup,
    Interrupt,
    Quit,
    Illegal,
    Trap,
    Abort,
    IOT,
    Bus,
    FloatingPointException,
    Kill,
    User1,
    Segv,
    User2,
    Pipe,
    Alarm,
    Term,
    Child,
    Continue,
    Stop,
    TSTP,
    TTIN,
    TTOU,
    Urgent,
    XCPU,
    XFSZ,
    VirtualAlarm,
    Profiling,
    Winch,
    IO,
    Poll,
    Power,
    Sys,

}
Available on crate feature dep_sysinfo only.
Expand description

An enum representing signals on UNIX-like systems.

On non-unix systems, this enum is mostly useless and is only there to keep coherency between the different OSes.

If you want the list of the supported signals on the current system, use SUPPORTED_SIGNALS.

Variants§

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Hangup

Hangup detected on controlling terminal or death of controlling process.

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Interrupt

Interrupt from keyboard.

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Quit

Quit from keyboard.

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Illegal

Illegal instruction.

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Trap

Trace/breakpoint trap.

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Abort

Abort signal from C abort function.

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IOT

IOT trap. A synonym for SIGABRT.

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Bus

Bus error (bad memory access).

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FloatingPointException

Floating point exception.

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Kill

Kill signal.

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User1

User-defined signal 1.

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Segv

Invalid memory reference.

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User2

User-defined signal 2.

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Pipe

Broken pipe: write to pipe with no readers.

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Alarm

Timer signal from C alarm function.

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Term

Termination signal.

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Child

Child stopped or terminated.

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Continue

Continue if stopped.

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Stop

Stop process.

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TSTP

Stop typed at terminal.

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TTIN

Terminal input for background process.

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TTOU

Terminal output for background process.

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Urgent

Urgent condition on socket.

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XCPU

CPU time limit exceeded.

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XFSZ

File size limit exceeded.

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VirtualAlarm

Virtual alarm clock.

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Profiling

Profiling time expired.

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Winch

Windows resize signal.

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IO

I/O now possible.

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Poll

Pollable event (Sys V). Synonym for IO

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Power

Power failure (System V).

Doesn’t exist on apple systems so will be ignored.

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Sys

Bad argument to routine (SVr4).

Trait Implementations§

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impl Clone for Signal

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fn clone(&self) -> Signal

Returns a copy 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 Signal

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

Formats the value using the given formatter. Read more
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impl Display for Signal

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

Formats the value using the given formatter. Read more
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impl PartialEq for Signal

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for Signal

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fn partial_cmp(&self, other: &Signal) -> Option<Ordering> ⓘ

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl Copy for Signal

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impl Eq for Signal

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impl StructuralPartialEq for Signal

Auto Trait Implementations§

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impl Freeze for Signal

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impl RefUnwindSafe for Signal

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impl Send for Signal

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impl Sync for Signal

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impl Unpin for Signal

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impl UnwindSafe for Signal

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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> ArchivePointee for T

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type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.
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fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata, ) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.
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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> ByteSized for T

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const BYTE_ALIGN: usize = _

The alignment of this type in bytes.
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const BYTE_SIZE: usize = _

The size of this type in bytes.
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fn byte_align(&self) -> usize ⓘ

Returns the alignment of this type in bytes.
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fn byte_size(&self) -> usize ⓘ

Returns the size of this type in bytes. Read more
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fn ptr_size_ratio(&self) -> [usize; 2]

Returns the size ratio between Ptr::BYTES and BYTE_SIZE. Read more
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impl<T, R> Chain<R> for T
where T: ?Sized,

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fn chain<F>(self, f: F) -> R
where F: FnOnce(Self) -> R, Self: Sized,

Chain a function which takes the parameter by value.
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fn chain_ref<F>(&self, f: F) -> R
where F: FnOnce(&Self) -> R,

Chain a function which takes the parameter by shared reference.
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fn chain_mut<F>(&mut self, f: F) -> R
where F: FnOnce(&mut Self) -> R,

Chain a function which takes the parameter by exclusive reference.
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impl<T> CloneToUninit for T
where T: Clone,

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

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<T> ExtAny for T
where T: Any + ?Sized,

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fn type_id() -> TypeId

Returns the TypeId of Self. Read more
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fn type_of(&self) -> TypeId

Returns the TypeId of self. Read more
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fn type_name(&self) -> &'static str ⓘ

Returns the type name of self. Read more
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fn type_is<T: 'static>(&self) -> bool

Returns true if Self is of type T. Read more
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fn as_any_ref(&self) -> &dyn Any
where Self: Sized,

Upcasts &self as &dyn Any. Read more
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fn as_any_mut(&mut self) -> &mut dyn Any
where Self: Sized,

Upcasts &mut self as &mut dyn Any. Read more
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fn as_any_box(self: Box<Self>) -> Box<dyn Any>
where Self: Sized,

Upcasts Box<self> as Box<dyn Any>. Read more
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fn downcast_ref<T: 'static>(&self) -> Option<&T> ⓘ

Available on crate feature unsafe_layout only.
Returns some shared reference to the inner value if it is of type T. Read more
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fn downcast_mut<T: 'static>(&mut self) -> Option<&mut T> ⓘ

Available on crate feature unsafe_layout only.
Returns some exclusive reference to the inner value if it is of type T. Read more
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impl<T> ExtMem for T
where T: ?Sized,

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const NEEDS_DROP: bool = _

Know whether dropping values of this type matters, in compile-time.
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fn mem_align_of<T>() -> usize ⓘ

Returns the minimum alignment of the type in bytes. Read more
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fn mem_align_of_val(&self) -> usize ⓘ

Returns the alignment of the pointed-to value in bytes. Read more
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fn mem_size_of<T>() -> usize ⓘ

Returns the size of a type in bytes. Read more
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fn mem_size_of_val(&self) -> usize ⓘ

Returns the size of the pointed-to value in bytes. Read more
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fn mem_copy(&self) -> Self
where Self: Copy,

Bitwise-copies a value. Read more
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fn mem_needs_drop(&self) -> bool

Returns true if dropping values of this type matters. Read more
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fn mem_drop(self)
where Self: Sized,

Drops self by running its destructor. Read more
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fn mem_forget(self)
where Self: Sized,

Forgets about self without running its destructor. Read more
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fn mem_replace(&mut self, other: Self) -> Self
where Self: Sized,

Replaces self with other, returning the previous value of self. Read more
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fn mem_take(&mut self) -> Self
where Self: Default,

Replaces self with its default value, returning the previous value of self. Read more
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fn mem_swap(&mut self, other: &mut Self)
where Self: Sized,

Swaps the value of self and other without deinitializing either one. Read more
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unsafe fn mem_zeroed<T>() -> T

Available on crate feature unsafe_layout only.
Returns the value of type T represented by the all-zero byte-pattern. Read more
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unsafe fn mem_transmute_copy<Src, Dst>(src: &Src) -> Dst

Available on crate feature unsafe_layout only.
Returns the value of type T represented by the all-zero byte-pattern. Read more
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fn mem_as_bytes(&self) -> &[u8] ⓘ
where Self: Sync + Unpin,

Available on crate feature unsafe_slice only.
View a Sync + Unpin self as &[u8]. Read more
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fn mem_as_bytes_mut(&mut self) -> &mut [u8] ⓘ
where Self: Sync + Unpin,

Available on crate feature unsafe_slice only.
View a Sync + Unpin self as &mut [u8]. 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<S> FromSample<S> for S

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fn from_sample_(s: S) -> S

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impl<T> Hook for T

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fn hook_ref<F>(self, f: F) -> Self
where F: FnOnce(&Self),

Applies a function which takes the parameter by shared reference, and then returns the (possibly) modified owned value. Read more
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fn hook_mut<F>(self, f: F) -> Self
where F: FnOnce(&mut Self),

Applies a function which takes the parameter by exclusive reference, and then returns the (possibly) modified owned value. Read more
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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self> ⓘ

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self> ⓘ

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<F, T> IntoSample<T> for F
where T: FromSample<F>,

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fn into_sample(self) -> T

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impl<T> LayoutRaw for T

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fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError> ⓘ

Returns the layout of the type.
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impl<T, N1, N2> Niching<NichedOption<T, N1>> for N2
where T: SharedNiching<N1, N2>, N1: Niching<T>, N2: Niching<T>,

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unsafe fn is_niched(niched: *const NichedOption<T, N1>) -> bool

Returns whether the given value has been niched. Read more
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fn resolve_niched(out: Place<NichedOption<T, N1>>)

Writes data to out indicating that a T is niched.
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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize ⓘ

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Pointee for T

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type Metadata = ()

The metadata type for pointers and references to this type.
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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> ToSample<U> for T
where U: FromSample<T>,

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fn to_sample_(self) -> U

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impl<T> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String ⓘ

Converts the given value to a String. 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.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> ⓘ
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self> ⓘ

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<S, T> Duplex<S> for T
where T: FromSample<S> + ToSample<S>,

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impl<T> Ungil for T
where T: Send,