# HG changeset patch
# User Andreas Weber <andy.weber.aw@gmail.com>
# Date 1400689265 -7200
# Node ID 5e99fd6ea758825aa9c46138769248a7933c8875
# Parent  a6d13c62fccf1ef24eeeac515ac58c94055738d0
graphics.cc: fix segfault in __calc_dimensions__ when args is empty

diff -r a6d13c62fccf -r 5e99fd6ea758 libinterp/corefcn/graphics.cc
--- a/libinterp/corefcn/graphics.cc	Thu May 15 13:28:35 2014 -0700
+++ b/libinterp/corefcn/graphics.cc	Wed May 21 18:21:05 2014 +0200
@@ -9226,16 +9226,17 @@
 
   int nargin = args.length ();
 
-  if (nargin != 1)
+  if (nargin == 1)
+    {
+      double h = args(0).double_value ();
+      if (! error_state)
+        retval = calc_dimensions (gh_manager::get_object (h));
+      else
+        error ("__calc_dimensions__: expecting graphics handle as only argument");
+    }
+  else
     print_usage ();
 
-  double h = args(0).double_value ();
-
-  if (! error_state)
-    retval = calc_dimensions (gh_manager::get_object (h));
-  else
-    error ("__calc_dimensions__: expecting graphics handle as only argument");
-
   return retval;
 }