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Update doc comments for spawn hook.

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This commit is contained in:
Mara Bos 2024-11-19 18:53:39 +01:00
parent b96f023dbd
commit 691796be03
1 changed files with 6 additions and 2 deletions
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8
library/std/src/thread/spawnhook.rs
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@ -3,8 +3,12 @@ use crate::iter;
use crate::sync::Arc;
use crate::thread::Thread;
// A thread local linked list of spawn hooks.
crate::thread_local! {
/// A thread local linked list of spawn hooks.
///
/// It is a linked list of Arcs, such that it can very cheaply be inhereted by spawned threads.
///
/// (That technically makes it a set of linked lists with shared tails, so a linked tree.)
static SPAWN_HOOKS: Cell<SpawnHooks> = const { Cell::new(SpawnHooks { first: None }) };
}
@ -42,7 +46,7 @@ struct SpawnHook {
///
/// Hooks can only be added, not removed.
///
/// The hooks will run in order, starting with the most recently added.
/// The hooks will run in reverse order, starting with the most recently added.
///
/// # Usage
///