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extern crate mio;
use mio::unix::EventedFd;
extern crate libc;
use libc::{F_GETFD,F_SETFD,fcntl,O_NONBLOCK};
use std::io::Error;
use std::os::unix::io::{AsRawFd,RawFd};
pub fn set_non_blocking<'a, F>(fd: &'a F) -> Result<(),Error>
where F: AsRawFd
{
let fd = fd.as_raw_fd();
unsafe{
let flags = fcntl(fd, F_GETFD, 0);
let status = fcntl(fd,F_SETFD, flags | O_NONBLOCK);
if status < 0 {
Err(Error::last_os_error())
} else {
Ok(())
}
}
}
pub fn evented_fd<'a>(fd: &'a RawFd) -> Result<EventedFd<'a>,Error> {
let f_d = *fd;
unsafe{
let flags = fcntl(f_d, F_GETFD, 0);
let status = fcntl(f_d,F_SETFD, flags | O_NONBLOCK);
if status < 0 {
Err(Error::last_os_error())
} else {
Ok(EventedFd(fd))
}
}
}