Add note on limitations of spline=ortho

diff --git a/doc/info/attrs.html b/doc/info/attrs.html
index 6818dd3953e2c9c2b5fc0c1773007a2ca47a1529..d217f01d37bd77ef5e9649553cb345e3f484e90a 100644 (file)
--- a/doc/info/attrs.html
+++ b/doc/info/attrs.html
@@ -1749,7 +1749,8 @@ This field indicates which graph component uses the attribute.
   drawn as polylines.
   <P>
   (28 Sep 2010) The value <TT>ortho</TT> specifies edges should be
-  routed as polylines of axis-aligned segments.
+  routed as polylines of axis-aligned segments. Currently, the routing
+  does not handle ports or, in dot, edge labels.
   <P>
   By default, the attribute is unset. How this is interpreted depends on
   the layout. For dot, the default is to draw edges as splines. For all

diff --git a/doc/infosrc/attrs b/doc/infosrc/attrs
index 7f1338175c5265d37fc240c8ae3e58cd66857725..1192c74fcf042d326a5ab982bc5fa084d65754f2 100644 (file)
--- a/doc/infosrc/attrs
+++ b/doc/infosrc/attrs
@@ -1155,7 +1155,8 @@ In addition, the value <TT>polyline</TT> specifies that edges should be
 drawn as polylines.
 <P>
 (28 Sep 2010) The value <TT>ortho</TT> specifies edges should be
-routed as polylines of axis-aligned segments.
+routed as polylines of axis-aligned segments. Currently, the routing
+does not handle ports or, in dot, edge labels.
 <P>
 By default, the attribute is unset. How this is interpreted depends on
 the layout. For dot, the default is to draw edges as splines. For all