lib: graph: disallow recursive consuming

[babeltrace.git] / include / babeltrace / graph / graph.h

diff --git a/include/babeltrace/graph/graph.h b/include/babeltrace/graph/graph.h
index f790e4496813c2a884d0605fdefb9b12c95142cc..f85597845e718d871b30772a377b10fb565927aa 100644 (file)
--- a/include/babeltrace/graph/graph.h
+++ b/include/babeltrace/graph/graph.h
@@ -52,6 +52,7 @@ enum bt_graph_status {
        BT_GRAPH_STATUS_NO_SINK = -6,
        /** General error. */
        BT_GRAPH_STATUS_ERROR = -1,
+       BT_GRAPH_STATUS_CANNOT_CONSUME = -2,
        BT_GRAPH_STATUS_NOMEM = -12,
 };