fdpgen ==> cgraph

diff --git a/lib/fdpgen/clusteredges.c b/lib/fdpgen/clusteredges.c
index deaf94d5a635c86c89a8dbd63ddf502867587e7c..01f44ca92481cbe682035545bc850a1677d7b74e 100644 (file)
--- a/lib/fdpgen/clusteredges.c
+++ b/lib/fdpgen/clusteredges.c
@@ -201,8 +201,8 @@ raiseLevel(objlist * l, int maxlvl, void *ex, int minlvl, graph_t ** gp,
  */
 static objlist *objectList(edge_t * ep, expand_t* pm)
 {
-    node_t *h = ep->head;
-    node_t *t = ep->tail;
+    node_t *h = aghead(ep);
+    node_t *t = agtail(ep);
     graph_t *hg = PARENT(h);
     graph_t *tg = PARENT(t);
     int hlevel;
@@ -269,7 +269,7 @@ int compoundEdges(graph_t * g, expand_t* pm, int edgetype)
 
     for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
        for (e = agfstout(g, n); e; e = agnxtout(g, e)) {
-           head = e->head;
+           head = aghead(e);
            if ((n == head) && ED_count(e)) {   /* self arc */
                if (!P) {
                    P = NEW(path);