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use crate::backend::c;
bitflags::bitflags! {
/// `FUTEX_*` flags for use with [`futex`].
///
/// [`futex`]: crate::thread::futex
#[repr(transparent)]
#[derive(Copy, Clone, Eq, PartialEq, Hash, Debug)]
pub struct FutexFlags: u32 {
/// `FUTEX_PRIVATE_FLAG`
const PRIVATE = bitcast!(c::FUTEX_PRIVATE_FLAG);
/// `FUTEX_CLOCK_REALTIME`
const CLOCK_REALTIME = bitcast!(c::FUTEX_CLOCK_REALTIME);
}
}
/// `FUTEX_*` operations for use with [`futex`].
///
/// [`futex`]: crate::thread::futex
#[derive(Debug, Copy, Clone, Eq, PartialEq)]
#[repr(u32)]
pub enum FutexOperation {
/// `FUTEX_WAIT`
Wait = bitcast!(c::FUTEX_WAIT),
/// `FUTEX_WAKE`
Wake = bitcast!(c::FUTEX_WAKE),
/// `FUTEX_FD`
Fd = bitcast!(c::FUTEX_FD),
/// `FUTEX_REQUEUE`
Requeue = bitcast!(c::FUTEX_REQUEUE),
/// `FUTEX_CMP_REQUEUE`
CmpRequeue = bitcast!(c::FUTEX_CMP_REQUEUE),
/// `FUTEX_WAKE_OP`
WakeOp = bitcast!(c::FUTEX_WAKE_OP),
/// `FUTEX_LOCK_PI`
LockPi = bitcast!(c::FUTEX_LOCK_PI),
/// `FUTEX_UNLOCK_PI`
UnlockPi = bitcast!(c::FUTEX_UNLOCK_PI),
/// `FUTEX_TRYLOCK_PI`
TrylockPi = bitcast!(c::FUTEX_TRYLOCK_PI),
/// `FUTEX_WAIT_BITSET`
WaitBitset = bitcast!(c::FUTEX_WAIT_BITSET),
}