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fix Value<T>, take 2

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Janis 2025-02-20 19:25:37 +01:00
parent ebec679875
commit c3804c8930
1 changed files with 13 additions and 13 deletions
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26
src/praetor/mod.rs
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@ -216,12 +216,11 @@ mod job {
// SAFETY: we know the box is allocated if state was `Pending`.
if inline {
let mut this = Self(MaybeUninit::uninit());
let this = MaybeUninit::new(Self(MaybeUninit::uninit()));
unsafe {
*mem::transmute::<&mut MaybeUninit<Box<MaybeUninit<T>>>, &mut T>(&mut this.0) =
value;
this.as_ptr().cast::<T>().cast_mut().write(value);
this.assume_init()
}
this
} else {
Self(MaybeUninit::new(Box::new(MaybeUninit::new(value))))
}
@ -230,10 +229,8 @@ mod job {
impl<T> Drop for Value<T> {
fn drop(&mut self) {
unsafe {
// drop contained value.
_ = self.get_unchecked(Self::is_inline());
}
// drop contained value.
drop(unsafe { self.get_unchecked(Self::is_inline()) });
}
}
@ -500,13 +497,16 @@ mod job {
}
/// assumes job is in joblist
pub unsafe fn unlink(&self) -> Option<()> {
pub unsafe fn unlink(&self) {
unsafe {
let link = self.link_mut();
link.prev?.as_ref().link_mut().next = link.next;
link.next?.as_ref().link_mut().prev = link.prev;
let link = *self.link_mut();
if let Some(prev) = link.prev {
prev.as_ref().link_mut().next = link.next;
}
if let Some(next) = link.next {
next.as_ref().link_mut().prev = link.prev;
}
}
Some(())
}
pub fn state(&self) -> u8 {