Data update

Task/Queue-Definition/Ada/queue-definition-8.adb

@@ -0,0 +1,31 @@
+package body Synchronous_Fifo is
+
+   ----------
+   -- Fifo --
+   ----------
+
+   protected body Fifo is
+
+      ---------
+      -- Push --
+      ---------
+
+      entry Push (Item : Element_Type) when not Is_New is
+      begin
+         Value := Item;
+         Is_New := True;
+      end Push;
+
+      ---------
+      -- Pop --
+      ---------
+
+      entry Pop (Item : out Element_Type) when Is_New is
+      begin
+         Item := Value;
+         Is_New := False;
+      end Pop;
+
+   end Fifo;
+
+end Synchronous_Fifo;