simplify addEdgeLabelGraphics with agxbprint

diff --git a/cmd/tools/gmlparse.y b/cmd/tools/gmlparse.y
index e8d012f2a4b1c3f7628275eaa008bce4f371311c..a3f02c1ca084c897adaac5db5d0694655560f5b5 100644 (file)
--- a/cmd/tools/gmlparse.y
+++ b/cmd/tools/gmlparse.y
@@ -534,9 +534,7 @@ addEdgeLabelGraphics (Agedge_t* ep, Dt_t* alist, agxbuf* xb, agxbuf* unk)
        }
     }
 
-    agxbput (xb, x);
-    agxbputc (xb, ',');
-    agxbput (xb, y);
+    agxbprint (xb, "%s,%s", x, y);
     agsafeset (ep, "lp", agxbuse (xb), "");
 
     if (cnt) {