Struct ShutdownHandle 

pub struct ShutdownHandle { /* private fields */ }

Idempotent shutdown activation handle shared by the runtime and signal thread.

Implementations

impl ShutdownHandle

pub fn new() -> Self

Creates a new inactive shutdown handle.

pub fn initiate(&self) -> bool

Initiates shutdown exactly once.

Returns true for the first caller that transitions the handle to active, and false for subsequent calls.

pub fn wait(&self)

Blocks until shutdown is initiated.

pub fn is_initiated(&self) -> bool

Returns whether shutdown has been initiated.

Trait Implementations

impl Clone for ShutdownHandle

fn clone(&self) -> ShutdownHandle

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ShutdownHandle

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

Formats the value using the given formatter.

impl Default for ShutdownHandle

fn default() -> Self

Returns the “default value” for a type.