move refcount to header

2026-09-28 23:59:54 +02:00
parent 4a20a5b0af
commit 91b035c2a2
3 changed files with 14 additions and 21 deletions
@@ -8,6 +8,17 @@ struct refcount {
    _Atomic(size_t) count;
 };

-void refcount_init(struct refcount* rc);
-void refcount_inc(struct refcount* rc);
-bool refcount_dec(struct refcount* rc);
+static inline void refcount_init(struct refcount* rc) {
+    atomic_store_explicit(&rc->count, 1, memory_order_relaxed);
+}
+
+static inline void refcount_inc(struct refcount* rc) {
+    atomic_fetch_add_explicit(&rc->count, 1, memory_order_relaxed);
+}
+
+static inline bool refcount_dec(struct refcount* rc) {
+    if (atomic_fetch_sub_explicit(&rc->count, 1, memory_order_release) != 1)
+        return false;
+    atomic_thread_fence(memory_order_acquire);
+    return true;
+}