--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/OPERATORS/op-fcn.cc	Thu Feb 04 10:55:59 2010 +0100
@@ -0,0 +1,54 @@
+/*
+
+Copyright (C) 2010 VZLU Prague
+
+This file is part of Octave.
+
+Octave is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 3 of the License, or (at your
+option) any later version.
+
+Octave is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with Octave; see the file COPYING.  If not, see
+<http://www.gnu.org/licenses/>.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "gripes.h"
+#include "oct-obj.h"
+#include "ov.h"
+#include "ov-fcn-handle.h"
+#include "ov-scalar.h"
+#include "ov-typeinfo.h"
+#include "ops.h"
+
+DEFBINOP (eq, fcn_handle, fcn_handle)
+{
+  CAST_BINOP_ARGS (const octave_fcn_handle&, const octave_fcn_handle&);
+
+  // FIXME: this may not be entirely correct in case the handles were created
+  // in different directories. Needs checking what recent Matlab does, and also
+  // discussion whether we want to copy its behavior. Or to what extent.
+  // Meanwhile, this catches all the "normal" usages, i.e.
+  //   h == @sin
+  // should yield true only if h is a handle to the global "sin", not a local one.
+
+  return (v1.fcn_name () == v2.fcn_name () 
+          && v1.fcn_val ().is_copy_of (v2.fcn_val ()));
+}
+
+void
+install_fcn_ops (void)
+{
+  INSTALL_BINOP (op_eq, octave_fcn_handle, octave_fcn_handle, eq);
+}