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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /vendor/rustix/src/imp/libc/process/cpu_set.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/rustix/src/imp/libc/process/cpu_set.rs')
-rw-r--r--vendor/rustix/src/imp/libc/process/cpu_set.rs49
1 files changed, 49 insertions, 0 deletions
diff --git a/vendor/rustix/src/imp/libc/process/cpu_set.rs b/vendor/rustix/src/imp/libc/process/cpu_set.rs
new file mode 100644
index 000000000..14ad8d208
--- /dev/null
+++ b/vendor/rustix/src/imp/libc/process/cpu_set.rs
@@ -0,0 +1,49 @@
+#![allow(non_snake_case)]
+
+use super::super::c;
+use super::types::{RawCpuSet, CPU_SETSIZE};
+
+#[inline]
+pub(crate) fn CPU_SET(cpu: usize, cpuset: &mut RawCpuSet) {
+ assert!(
+ cpu < CPU_SETSIZE,
+ "cpu out of bounds: the cpu max is {} but the cpu is {}",
+ CPU_SETSIZE,
+ cpu
+ );
+ unsafe { c::CPU_SET(cpu, cpuset) }
+}
+
+#[inline]
+pub(crate) fn CPU_ZERO(cpuset: &mut RawCpuSet) {
+ unsafe { c::CPU_ZERO(cpuset) }
+}
+
+#[inline]
+pub(crate) fn CPU_CLR(cpu: usize, cpuset: &mut RawCpuSet) {
+ assert!(
+ cpu < CPU_SETSIZE,
+ "cpu out of bounds: the cpu max is {} but the cpu is {}",
+ CPU_SETSIZE,
+ cpu
+ );
+ unsafe { c::CPU_CLR(cpu, cpuset) }
+}
+
+#[inline]
+pub(crate) fn CPU_ISSET(cpu: usize, cpuset: &RawCpuSet) -> bool {
+ assert!(
+ cpu < CPU_SETSIZE,
+ "cpu out of bounds: the cpu max is {} but the cpu is {}",
+ CPU_SETSIZE,
+ cpu
+ );
+ unsafe { c::CPU_ISSET(cpu, cpuset) }
+}
+
+#[cfg(any(target_os = "android", target_os = "linux"))]
+#[inline]
+pub(crate) fn CPU_COUNT(cpuset: &RawCpuSet) -> u32 {
+ use core::convert::TryInto;
+ unsafe { c::CPU_COUNT(cpuset).try_into().unwrap() }
+}