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Signal

Enum Signal 

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#[non_exhaustive]
#[repr(i32)]
pub enum Signal {
Show 31 variants SIGHUP = 1, SIGINT = 2, SIGQUIT = 3, SIGILL = 4, SIGTRAP = 5, SIGABRT = 6, SIGBUS = 7, SIGFPE = 8, SIGKILL = 9, SIGUSR1 = 10, SIGSEGV = 11, SIGUSR2 = 12, SIGPIPE = 13, SIGALRM = 14, SIGTERM = 15, SIGSTKFLT = 16, SIGCHLD = 17, SIGCONT = 18, SIGSTOP = 19, SIGTSTP = 20, SIGTTIN = 21, SIGTTOU = 22, SIGURG = 23, SIGXCPU = 24, SIGXFSZ = 25, SIGVTALRM = 26, SIGPROF = 27, SIGWINCH = 28, SIGIO = 29, SIGPWR = 30, SIGSYS = 31,
}
Expand description

Types of operating system signals

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
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SIGHUP = 1

Hangup

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SIGINT = 2

Interrupt

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SIGQUIT = 3

Quit

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SIGILL = 4

Illegal instruction (not reset when caught)

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SIGTRAP = 5

Trace trap (not reset when caught)

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SIGABRT = 6

Abort

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SIGBUS = 7

Bus error

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SIGFPE = 8

Floating point exception

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SIGKILL = 9

Kill (cannot be caught or ignored)

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SIGUSR1 = 10

User defined signal 1

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SIGSEGV = 11

Segmentation violation

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SIGUSR2 = 12

User defined signal 2

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SIGPIPE = 13

Write on a pipe with no one to read it

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SIGALRM = 14

Alarm clock

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SIGTERM = 15

Software termination signal from kill

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SIGSTKFLT = 16

Stack fault (obsolete)

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SIGCHLD = 17

To parent on child stop or exit

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SIGCONT = 18

Continue a stopped process

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SIGSTOP = 19

Sendable stop signal not from tty

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SIGTSTP = 20

Stop signal from tty

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SIGTTIN = 21

To readers pgrp upon background tty read

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SIGTTOU = 22

Like TTIN if (tp->t_local&LTOSTOP)

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SIGURG = 23

Urgent condition on IO channel

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SIGXCPU = 24

Exceeded CPU time limit

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SIGXFSZ = 25

Exceeded file size limit

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SIGVTALRM = 26

Virtual time alarm

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SIGPROF = 27

Profiling time alarm

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SIGWINCH = 28

Window size changes

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SIGIO = 29

Input/output possible signal

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SIGPWR = 30

Power failure imminent.

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SIGSYS = 31

Bad system call

Implementations§

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impl Signal

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pub const fn as_str(self) -> &'static str

Returns name of signal.

This function is equivalent to <Signal as AsRef<str>>::as_ref(), with difference that returned string is 'static and not bound to self’s lifetime.

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impl Signal

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pub const fn iterator() -> SignalIterator

Iterate through all signals defined by this OS

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impl AsRef<str> for Signal

Available on crate feature signal only.
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fn as_ref(&self) -> &str

Converts this type into a shared reference of the (usually inferred) input type.
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impl Clone for Signal

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fn clone(&self) -> Signal

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 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

Available on crate feature signal only.
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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 Extend<Signal> for SigSet

Available on crate feature signal only.
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fn extend<T>(&mut self, iter: T)
where T: IntoIterator<Item = Signal>,

Extends a collection with the contents of an iterator. Read more
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fn extend_one(&mut self, item: A)

🔬This is a nightly-only experimental API. (extend_one)
Extends a collection with exactly one element.
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fn extend_reserve(&mut self, additional: usize)

🔬This is a nightly-only experimental API. (extend_one)
Reserves capacity in a collection for the given number of additional elements. Read more
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impl FromIterator<Signal> for SigSet

Available on crate feature signal only.
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fn from_iter<T>(iter: T) -> SigSet
where T: IntoIterator<Item = Signal>,

Creates a value from an iterator. Read more
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impl FromStr for Signal

Available on crate feature signal only.
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type Err = Errno

The associated error which can be returned from parsing.
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fn from_str(s: &str) -> Result<Signal, Errno>

Parses a string s to return a value of this type. Read more
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impl Hash for Signal

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fn hash<__H>(&self, state: &mut __H)
where __H: Hasher,

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl Ord for Signal

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fn cmp(&self, other: &Signal) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. 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 TryFrom<i32> for Signal

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type Error = Errno

The type returned in the event of a conversion error.
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fn try_from(x: i32) -> Result<Signal, Errno>

Performs the conversion.
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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§

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> AsUncased for T
where T: AsRef<str> + ?Sized,

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fn as_uncased(&self) -> &UncasedStr

Convert self to an UncasedStr.
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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<Q, K> Comparable<K> for Q
where Q: Ord + ?Sized, K: Borrow<Q> + ?Sized,

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fn compare(&self, key: &K) -> Ordering

Compare self to key and return their ordering.
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impl<T> DebugExt<T> for T
where T: Debug,

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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Send + Sync>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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impl<A> DynCastExt for A

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fn dyn_cast<T>( self, ) -> Result<<A as DynCastExtHelper<T>>::Target, <A as DynCastExtHelper<T>>::Source>
where A: DynCastExtHelper<T>, T: ?Sized,

Use this to cast from one trait object type to another. Read more
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fn dyn_upcast<T>(self) -> <A as DynCastExtAdvHelper<T, T>>::Target
where A: DynCastExtAdvHelper<T, T, Source = <A as DynCastExtAdvHelper<T, T>>::Target>, T: ?Sized,

Use this to upcast a trait to one of its supertraits. Read more
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fn dyn_cast_adv<F, T>( self, ) -> Result<<A as DynCastExtAdvHelper<F, T>>::Target, <A as DynCastExtAdvHelper<F, T>>::Source>
where A: DynCastExtAdvHelper<F, T>, F: ?Sized, T: ?Sized,

Use this to cast from one trait object type to another. This method is more customizable than the dyn_cast method. Here you can also specify the “source” trait from which the cast is defined. This can for example allow using casts from a supertrait of the current trait object. Read more
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fn dyn_cast_with_config<C>( self, ) -> Result<<A as DynCastExtAdvHelper<<C as DynCastConfig>::Source, <C as DynCastConfig>::Target>>::Target, <A as DynCastExtAdvHelper<<C as DynCastConfig>::Source, <C as DynCastConfig>::Target>>::Source>

Use this to cast from one trait object type to another. With this method the type parameter is a config type that uniquely specifies which cast should be preformed. 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

Checks if this value is equivalent to the given key. 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<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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fn from(t: T) -> T

Returns the argument unchanged.

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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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Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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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const ALIGN: usize

The alignment of pointer.
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Performs the conversion.
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