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Fix a pthread_t handle leak #114610

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This commit is contained in:
Georgii Rylov 2023-08-10 14:06:41 +01:00
parent 60713f4234
commit 42a708083a
1 changed files with 12 additions and 0 deletions
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12
library/std/src/sys/wasi/thread.rs
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@ -47,6 +47,7 @@ cfg_if::cfg_if! {
stack_size: libc::size_t, stack_size: libc::size_t,
) -> ffi::c_int; ) -> ffi::c_int;
pub fn pthread_attr_destroy(attr: *mut pthread_attr_t) -> ffi::c_int; pub fn pthread_attr_destroy(attr: *mut pthread_attr_t) -> ffi::c_int;
pub fn pthread_detach(thread: pthread_t) -> ffi::c_int;
} }
} }
@ -178,6 +179,17 @@ impl Thread {
} }
} }
cfg_if::cfg_if! {
if #[cfg(target_feature = "atomics")] {
impl Drop for Thread {
fn drop(&mut self) {
let ret = unsafe { libc::pthread_detach(self.id) };
debug_assert_eq!(ret, 0);
}
}
}
}
pub fn available_parallelism() -> io::Result<NonZeroUsize> { pub fn available_parallelism() -> io::Result<NonZeroUsize> {
unsupported() unsupported()
} }