diff -r eec5a7dcbf61 -r fcf5fb2548eb src/oldpool_func.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/oldpool_func.h	Tue Apr 15 00:47:19 2008 +0000
@@ -0,0 +1,34 @@
+/* $Id$ */
+
+#ifndef OLDPOOL_FUNC_H
+
+#include "oldpool.h"
+
+/**
+ * Allocate a pool item; possibly allocate a new block in the pool.
+ * @param first the first pool item to start searching
+ * @pre first <= Tpool->GetSize()
+ * @return the allocated pool item (or NULL when the pool is full).
+ */
+template<typename T, typename Tid, OldMemoryPool<T> *Tpool> T *PoolItem<T, Tid, Tpool>::AllocateSafeRaw(uint &first)
+{
+	uint last_minus_one = Tpool->GetSize() - 1;
+
+	for (T *t = Tpool->Get(first); t != NULL; t = (t->index < last_minus_one) ? Tpool->Get(t->index + 1U) : NULL) {
+		if (!t->IsValid()) {
+			first = t->index;
+			Tid index = t->index;
+
+			memset(t, 0, Tpool->item_size);
+			t->index = index;
+			return t;
+		}
+	}
+
+	/* Check if we can add a block to the pool */
+	if (Tpool->AddBlockToPool()) return AllocateRaw(first);
+
+	return NULL;
+}
+
+#endif /* OLDPOOL_FUNC_H */