Sha256: 8794269a3533d01672d8672a3210a254ebec66471247305eefb66b46d2110c14
Contents?: true
Size: 828 Bytes
Versions: 8
Compression:
Stored size: 828 Bytes
Contents
use std::io;
use crate::sys::Selector;
use crate::Token;
/// Waker backed by kqueue user space notifications (`EVFILT_USER`).
///
/// The implementation is fairly simple, first the kqueue must be setup to
/// receive waker events this done by calling `Selector.setup_waker`. Next
/// we need access to kqueue, thus we need to duplicate the file descriptor.
/// Now waking is as simple as adding an event to the kqueue.
#[derive(Debug)]
pub(crate) struct Waker {
selector: Selector,
token: Token,
}
impl Waker {
pub(crate) fn new(selector: &Selector, token: Token) -> io::Result<Waker> {
let selector = selector.try_clone()?;
selector.setup_waker(token)?;
Ok(Waker { selector, token })
}
pub(crate) fn wake(&self) -> io::Result<()> {
self.selector.wake(self.token)
}
}
Version data entries
8 entries across 8 versions & 1 rubygems