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further changes from feedback

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This commit is contained in:
David Carlier 2024-03-08 21:54:03 +00:00
parent 7ff3bade73
commit ffdd97f791
1 changed files with 1 additions and 19 deletions
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20
library/std/src/sys/pal/unix/thread.rs
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@ -803,28 +803,10 @@ pub mod guard {
Some(stack_ptr.with_addr(stackaddr))
}
#[cfg(target_os = "netbsd")]
unsafe fn get_stack_start() -> Option<*mut libc::c_void> {
let mut ret = None;
let mut attr: libc::pthread_attr_t = crate::mem::zeroed();
let e = libc::pthread_getattr_np(libc::pthread_self(), &mut attr);
if e == 0 {
let mut stackaddr = crate::ptr::null_mut();
let mut stacksize = 0;
let mut guardsize = 0;
assert_eq!(libc::pthread_attr_getstack(&attr, &mut stackaddr, &mut stacksize), 0);
// on netbsd, we need to take in account the guard size to push up
// the stack's address from the bottom.
assert_eq!(libc::pthread_attr_getguardsize(&attr, &mut guardsize), 0);
stackaddr = stackaddr.add(guardsize);
ret = Some(stackaddr);
}
ret
}
#[cfg(any(
target_os = "android",
target_os = "freebsd",
target_os = "netbsd",
target_os = "hurd",
target_os = "linux",
target_os = "l4re"