Use Atomic

SeaQL · Dec 8, 2023 · 046fea6 · 046fea6
1 parent fc04929
commit 046fea6
Showing 1 changed file with 10 additions and 4 deletions.
diff --git a/src/options.rs b/src/options.rs
@@ -1,11 +1,13 @@
+use std::sync::atomic::{AtomicBool, Ordering};
+
 static mut GLOBAL_OPTIONS: GlobalOptions = GlobalOptions {
-    prefer_more_parentheses: false,
+    prefer_more_parentheses: AtomicBool::new(false),
     prefer_more_parentheses_set: false,
 };
 
 #[derive(Default)]
 struct GlobalOptions {
-    prefer_more_parentheses: bool,
+    prefer_more_parentheses: AtomicBool,
     prefer_more_parentheses_set: bool,
 }
 
@@ -19,12 +21,16 @@ pub fn set_prefer_more_parentheses(v: bool) {
         if GLOBAL_OPTIONS.prefer_more_parentheses_set {
             panic!("Can't set the same global option `prefer_more_parentheses` twice");
         }
-        GLOBAL_OPTIONS.prefer_more_parentheses = v;
+        *GLOBAL_OPTIONS.prefer_more_parentheses.get_mut() = v;
         GLOBAL_OPTIONS.prefer_more_parentheses_set = true;
     }
 }
 
 #[inline]
 pub fn get_prefer_more_parentheses() -> bool {
-    unsafe { GLOBAL_OPTIONS.prefer_more_parentheses }
+    unsafe {
+        GLOBAL_OPTIONS
+            .prefer_more_parentheses
+            .load(Ordering::SeqCst)
+    }
 }