LGPL-ize wfqueue

[urcu.git] / wfqueue.c

diff --git a/wfqueue.c b/wfqueue.c
new file mode 100644 (file)
index 0000000..d22aa7c
--- /dev/null
+++ b/wfqueue.c
@@ -0,0 +1,49 @@
+/*
+ * wfqueue.c
+ *
+ * Userspace RCU library - Queue with Wait-Free Enqueue/Blocking Dequeue
+ *
+ * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+/* Do not #define _LGPL_SOURCE to ensure we can emit the wrapper symbols */
+#include "urcu/wfqueue.h"
+#include "urcu/wfqueue-static.h"
+
+/*
+ * library wrappers to be used by non-LGPL compatible source code.
+ */
+
+void wfq_node_init(struct wfq_node *node)
+{
+       _wfq_node_init(node);
+}
+
+void wfq_init(struct wfq_queue *q)
+{
+       _wfq_init(q);
+}
+
+void wfq_enqueue(struct wfq_queue *q, struct wfq_node *node)
+{
+       _wfq_enqueue(q, node);
+}
+
+struct wfq_node *wfq_dequeue_blocking(struct wfq_queue *q)
+{
+       return _wfq_dequeue_blocking(q);
+}