# HG changeset patch
# User Rik <octave@nomad.inbox5.com>
# Date 1318796732 25200
# Node ID a0875c6cab7e9dd27ff8cbfc3f24930b50afaefa
# Parent  ee28bf4c3c292322d0ee38e3436aacb0d0fa54ba
error.cc: Don't complain if error struct input is empty (Matlab compatability)

* error.cc (error): Don't complain if error struct input is empty
(Matlab compatability)

diff -r ee28bf4c3c29 -r a0875c6cab7e src/error.cc
--- a/src/error.cc	Sun Oct 16 13:18:41 2011 -0700
+++ b/src/error.cc	Sun Oct 16 13:25:32 2011 -0700
@@ -1062,6 +1062,10 @@
         }
       else if (nargin == 1 && args(0).is_map ())
         {
+          // empty struct is not an error.  return and resume calling function.
+          if (args(0).is_empty ())
+            return retval;
+
           octave_value_list tmp;
 
           octave_scalar_map m = args(0).scalar_map_value ();