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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /third_party/rust/bytes/src/loom.rs
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/bytes/src/loom.rs')
-rw-r--r--third_party/rust/bytes/src/loom.rs30
1 files changed, 30 insertions, 0 deletions
diff --git a/third_party/rust/bytes/src/loom.rs b/third_party/rust/bytes/src/loom.rs
new file mode 100644
index 0000000000..9e6b2d5e25
--- /dev/null
+++ b/third_party/rust/bytes/src/loom.rs
@@ -0,0 +1,30 @@
+#[cfg(not(all(test, loom)))]
+pub(crate) mod sync {
+ pub(crate) mod atomic {
+ pub(crate) use core::sync::atomic::{AtomicPtr, AtomicUsize, Ordering};
+
+ pub(crate) trait AtomicMut<T> {
+ fn with_mut<F, R>(&mut self, f: F) -> R
+ where
+ F: FnOnce(&mut *mut T) -> R;
+ }
+
+ impl<T> AtomicMut<T> for AtomicPtr<T> {
+ fn with_mut<F, R>(&mut self, f: F) -> R
+ where
+ F: FnOnce(&mut *mut T) -> R,
+ {
+ f(self.get_mut())
+ }
+ }
+ }
+}
+
+#[cfg(all(test, loom))]
+pub(crate) mod sync {
+ pub(crate) mod atomic {
+ pub(crate) use loom::sync::atomic::{AtomicPtr, AtomicUsize, Ordering};
+
+ pub(crate) trait AtomicMut<T> {}
+ }
+}