std/os/unix/
thread.rs

1//! Unix-specific extensions to primitives in the [`std::thread`] module.
2//!
3//! [`std::thread`]: crate::thread
4
5#![stable(feature = "thread_extensions", since = "1.9.0")]
6
7#[allow(deprecated)]
8use crate::os::unix::raw::pthread_t;
9use crate::sys_common::{AsInner, IntoInner};
10use crate::thread::JoinHandle;
11
12#[stable(feature = "thread_extensions", since = "1.9.0")]
13#[allow(deprecated)]
14pub type RawPthread = pthread_t;
15
16/// Unix-specific extensions to [`JoinHandle`].
17#[stable(feature = "thread_extensions", since = "1.9.0")]
18pub trait JoinHandleExt {
19    /// Extracts the raw pthread_t without taking ownership
20    #[stable(feature = "thread_extensions", since = "1.9.0")]
21    fn as_pthread_t(&self) -> RawPthread;
22
23    /// Consumes the thread, returning the raw pthread_t
24    ///
25    /// This function **transfers ownership** of the underlying pthread_t to
26    /// the caller. Callers are then the unique owners of the pthread_t and
27    /// must either detach or join the pthread_t once it's no longer needed.
28    #[stable(feature = "thread_extensions", since = "1.9.0")]
29    fn into_pthread_t(self) -> RawPthread;
30}
31
32#[stable(feature = "thread_extensions", since = "1.9.0")]
33impl<T> JoinHandleExt for JoinHandle<T> {
34    fn as_pthread_t(&self) -> RawPthread {
35        self.as_inner().id() as RawPthread
36    }
37
38    fn into_pthread_t(self) -> RawPthread {
39        self.into_inner().into_id() as RawPthread
40    }
41}
std/os/unix/thread.rs

std/os/unix/
thread.rs
