Struct WaitOptions 

pub struct WaitOptions { /* private fields */ }

Options controlling waitpid behavior, modeled after POSIX flags.

Implementations

impl WaitOptions

pub const WNOHANG: u32 = 1u32

Do not block if no child has changed state.

pub const WUNTRACED: u32 = 2u32

Also return if a child has stopped (traced or SIGSTOP).

pub const WCONTINUED: u32 = 8u32

Also return if a stopped child has been resumed by SIGCONT.

pub fn from_flags(flags: u32) -> Self

Create options from raw flags.

pub fn is_nohang(&self) -> bool

Check whether WNOHANG is set.

pub fn is_untraced(&self) -> bool

Check whether WUNTRACED is set.

pub fn is_continued(&self) -> bool

Check whether WCONTINUED is set.

Trait Implementations

impl Clone for WaitOptions

fn clone(&self) -> WaitOptions

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for WaitOptions

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

Formats the value using the given formatter.

impl Default for WaitOptions

fn default() -> WaitOptions

Returns the “default value” for a type.

impl Copy for WaitOptions