Struct ProcessGroupChild

pub struct ProcessGroupChild { /* private fields */ }

Available on Unix and crate feature process-group and crate feature tokio1 only.

Wrapper for Child which ensures that all processes in the group are reaped.

Implementations

impl ProcessGroupChild

pub fn pgid(&self) -> u32

Get the process group ID of this child process.

See: man 'setpgid(2)'

Trait Implementations

impl Debug for ProcessGroupChild

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

Formats the value using the given formatter.

impl TokioChildWrapper for ProcessGroupChild

fn inner(&self) -> &Child

Available on crate feature downcasting only.

Obtain a reference to the underlying Child.

fn inner_mut(&mut self) -> &mut Child

Available on crate feature downcasting only.

Obtain a mutable reference to the underlying Child.

fn into_inner(self: Box<Self>) -> Child

Available on crate feature downcasting only.

Consume the wrapper and return the underlying Child.

fn start_kill(&mut self) -> Result<()>

Available on crate feature downcasting only.

Kill the Child without waiting for it to exit.

fn wait(&mut self) -> Box<dyn Future<Output = Result<ExitStatus>> + Send + '_>

Available on crate feature downcasting only.

Wait for the Child to exit and return its exit status.

fn try_wait(&mut self) -> Result<Option<ExitStatus>>

Available on crate feature downcasting only.

Check if the Child has exited without waiting, and if it has, return its exit status.

fn signal(&self, sig: i32) -> Result<()>

Available on crate feature downcasting only.

Send a signal to the Child.

fn try_clone(&self) -> Option<Box<dyn TokioChildWrapper>>

Available on crate feature downcasting only.

Obtain a clone if possible.

fn stdin(&mut self) -> &mut Option<ChildStdin>

Available on crate feature downcasting only.

Obtain the Child’s stdin.

fn stdout(&mut self) -> &mut Option<ChildStdout>

Available on crate feature downcasting only.

Obtain the Child’s stdout.

fn stderr(&mut self) -> &mut Option<ChildStderr>

Available on crate feature downcasting only.

Obtain the Child’s stderr.

fn id(&self) -> Option<u32>

Available on crate feature downcasting only.

Obtain the Child’s process ID.

fn kill(&mut self) -> Box<dyn Future<Output = Result<()>> + Send + '_>

Available on crate feature downcasting only.

Kill the Child and wait for it to exit.

fn wait_with_output( self: Box<Self>, ) -> Box<dyn Future<Output = Result<Output>> + Send>

where Self: 'static,

Available on crate feature downcasting only.

Wait for the Child to exit and return its exit status and outputs.