selection enabled

subgraph saving function
fixed only node graphs

diff --git a/cmd/smyrna/viewport.h b/cmd/smyrna/viewport.h
index e90e3449f38da8daad097e143a561f3d15426c95..3cc542171029fc2a59da0aeb7d74867152a34526 100755 (executable)
--- a/cmd/smyrna/viewport.h
+++ b/cmd/smyrna/viewport.h
@@ -35,6 +35,7 @@ void refreshControls(ViewInfo * v);
 
 void move_node(void *n, float dx, float dy);
 void glexpose();
+int gl_main_expose();
 void move_nodes(Agraph_t * g);
 void please_wait();
 void please_dont_wait();