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//! Windows system calls in the `event` module.
use crate::backend::c;
use crate::backend::conv::ret_c_int;
use crate::event::PollFd;
use crate::io;
pub(crate) fn poll(fds: &mut [PollFd<'_>], timeout: c::c_int) -> io::Result<usize> {
let nfds = fds
.len()
.try_into()
.map_err(|_convert_err| io::Errno::INVAL)?;
ret_c_int(unsafe { c::poll(fds.as_mut_ptr().cast(), nfds, timeout) })
.map(|nready| nready as usize)
}