add first documentation draft and framework

[protos/libecoli.git] / include / ecoli_node_empty.h

diff --git a/include/ecoli_node_empty.h b/include/ecoli_node_empty.h
index ed5e32e..bfafc9b 100644 (file)
--- a/include/ecoli_node_empty.h
+++ b/include/ecoli_node_empty.h
@@ -3,6 +3,9 @@
  */
 
 /**
+ * @defgroup nodes Nodes
+ * @{
+ *
  * This node always matches an empty string vector
  */
 
@@ -12,3 +15,5 @@
 struct ec_node *ec_node_empty(const char *id);
 
 #endif
+
+/** @} */