Struct JobTable 

pub struct JobTable { /* private fields */ }

A table of active jobs.

Implementations

impl JobTable

pub fn new() -> Self

Create an empty job table.

pub fn add(&mut self, pid: Pid, pgid: Pid, command: String) -> usize

Add a new job and return its id.

pub fn remove(&mut self, id: usize) -> Option<Job>

Remove a job by id.

pub fn get(&self, id: usize) -> Option<&Job>

Look up a job by id.

pub fn get_mut(&mut self, id: usize) -> Option<&mut Job>

Look up a job by id (mutable).

pub fn find_by_pid(&self, pid: Pid) -> Option<&Job>

Look up a job by its leader PID.

pub fn iter(&self) -> impl Iterator<Item = &Job>

All jobs.

pub fn len(&self) -> usize

Number of tracked jobs.

pub fn is_empty(&self) -> bool

Whether the table is empty.

pub fn wait_for(&mut self, id: usize) -> Option<JobStatus>

Wait for a specific job to finish or stop.

Returns the final status. Updates the job entry in-place.

pub fn reap_finished(&mut self) -> Vec<usize>

Non-blocking reap of any finished jobs.

pub fn prune_done(&mut self)

Remove all jobs that have completed (Done or Signaled).

Trait Implementations

impl Debug for JobTable

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

Formats the value using the given formatter.

impl Default for JobTable

fn default() -> JobTable

Returns the “default value” for a type.