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fix build.

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This commit is contained in:
David Carlier 2024-03-24 16:02:02 +00:00
parent 4b84df9ea3
commit 1871ea5710
1 changed files with 3 additions and 5 deletions
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8
library/std/src/sys/pal/unix/thread.rs
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@ -355,8 +355,6 @@ pub fn available_parallelism() -> io::Result<NonZero<usize>> {
target_os = "tvos",
target_os = "linux",
target_os = "macos",
target_os = "solaris",
target_os = "illumos",
target_os = "aix",
))] {
#[allow(unused_assignments)]
@ -485,10 +483,10 @@ pub fn available_parallelism() -> io::Result<NonZero<usize>> {
}
} else if #[cfg(any(target_os = "solaris", target_os = "illumos"))] {
let mut cpus = 0u32;
if unsafe { libc::pset_info(libc::PS_MYID, core::ptr::null_mut(), &mut cpus, core::ptr::null_mut()) } == 0 {
NonZero::new(cpus as usize)
.ok_or(io::const_io_error!(io::ErrorKind::NotFound, "The number of hardware threads is not known for the target platform"))
if unsafe { libc::pset_info(libc::PS_MYID, core::ptr::null_mut(), &mut cpus, core::ptr::null_mut()) } != 0 {
return Err(io::const_io_error!(io::ErrorKind::NotFound, "The number of hardware threads is not known for the target platform"));
}
Ok(unsafe { NonZero::new_unchecked(cpus as usize) })
} else if #[cfg(target_os = "haiku")] {
// system_info cpu_count field gets the static data set at boot time with `smp_set_num_cpus`
// `get_system_info` calls then `smp_get_num_cpus`