use libc; | |
use std::os::unix::io::RawFd; | |
use crate::Result; | |
use crate::errno::Errno; | |
libc_bitflags! { | |
pub struct EfdFlags: libc::c_int { | |
EFD_CLOEXEC; // Since Linux 2.6.27 | |
EFD_NONBLOCK; // Since Linux 2.6.27 | |
EFD_SEMAPHORE; // Since Linux 2.6.30 | |
} | |
} | |
pub fn eventfd(initval: libc::c_uint, flags: EfdFlags) -> Result<RawFd> { | |
let res = unsafe { libc::eventfd(initval, flags.bits()) }; | |
Errno::result(res).map(|r| r as RawFd) | |
} |