ringbuffer.h: Add GPL header.

diff --git a/ringbuffer.h b/ringbuffer.h
index c723934..20724b1 100644 (file)
--- a/ringbuffer.h
+++ b/ringbuffer.h
@@ -1,4 +1,10 @@
-/** \file ringbuffer.h exported symbols from ringbuffer.c */
+/*
+ * Copyright (C) 2006-2008 Andre Noll <maan@systemlinux.org>
+ *
+ * Licensed under the GPL v2. For licencing details see COPYING.
+ */
+
+/** \file ringbuffer.h Exported symbols from ringbuffer.c. */
 void *ringbuffer_new(unsigned size);
 void *ringbuffer_add(void *cookie, void *data);
 void *ringbuffer_get(void *cookie, int num);