--- a/libcruft/misc/quit.cc	Wed Feb 13 00:00:33 2008 -0500
+++ b/libcruft/misc/quit.cc	Thu Feb 14 17:14:23 2008 -0500
@@ -58,14 +58,49 @@
 }
 
 void
+octave_throw_execution_exception (void)
+{
+  // FIXME -- would a hook function be useful here?
+
+  octave_exception_state = octave_exec_exception;
+    
+  throw octave_execution_exception ();
+}
+
+void
 octave_throw_bad_alloc (void)
 {
   if (octave_bad_alloc_hook)
     octave_bad_alloc_hook ();
     
+  octave_exception_state = octave_alloc_exception;
+
   throw std::bad_alloc ();
 }
 
+void
+octave_rethrow_exception (void)
+{
+  if (octave_interrupt_state)
+    octave_throw_interrupt_exception ();
+  else
+    {
+      switch (octave_exception_state)
+	{
+	case octave_exec_exception:
+	  octave_throw_execution_exception ();
+	  break;
+
+	case octave_alloc_exception:
+	  octave_throw_bad_alloc ();
+	  break;
+
+	default:
+	  break;
+	}
+    }
+}
+
 /*
 ;;; Local Variables: ***
 ;;; mode: C++ ***