intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 23 insertions, 0 deletions

diff --git a/library/cpp/messagebus/local_tasks.h b/library/cpp/messagebus/local_tasks.h
new file mode 100644
index 0000000000..d8e801a457
--- /dev/null
+++ b/library/cpp/messagebus/local_tasks.h
@@ -0,0 +1,23 @@
+#pragma once
+
+#include <util/system/atomic.h>
+
+class TLocalTasks {
+private:
+    TAtomic GotTasks;
+
+public:
+    TLocalTasks()
+        : GotTasks(0)
+    {
+    }
+
+    void AddTask() {
+        AtomicSet(GotTasks, 1);
+    }
+
+    bool FetchTask() {
+        bool gotTasks = AtomicCas(&GotTasks, 0, 1);
+        return gotTasks;
+    }
+};