work in progress, can be branched/merged

src/potions.h

@@ -0,0 +1,13 @@
+#ifndef __POTIONS_H__
+#define __POTIONS_H__
+
+#include "potion.h"
+#include "restore_health.h"
+
+#include <memory>
+#include <utility>
+
+void new_potion(std::unique_ptr<potion> &pp, potion_type type,
+                const position &pos);
+
+#endif