--- loncom/homework/lonmaxima.pm	2006/03/11 16:28:03	1.1
+++ loncom/homework/lonmaxima.pm	2006/06/12 13:51:13	1.3
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Interface routines to MAXIMA CAS
 #
-# $Id: lonmaxima.pm,v 1.1 2006/03/11 16:28:03 www Exp $
+# $Id: lonmaxima.pm,v 1.3 2006/06/12 13:51:13 bisitz Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -59,7 +59,7 @@ sub maximareply {
 sub blacklisted {
     my ($cmd)=@_;
     foreach my $forbidden ('save','load','plot','lisp','includ','compil','file','batch','stringout','translat','stout','stin','block','system') {
-	if ($cmd=~/$forbidden/) { return 1; }
+	if ($cmd=~/$forbidden/s) { return 1; }
     } 
     return 0;
 }
@@ -73,6 +73,17 @@ sub compareterms {
     if ($reply=~/^Error\:/) { return $reply; }
     return 'false';
 }
+
+sub maxima_check {
+    my ($response,$answer,$type,
+        $tol_type,$tol,
+        $sig_lbound,$sig_ubound,
+        $ans_fmt,$unit,$calc,$id_list,
+        $points,
+        $randomseed,
+        $reterror) = @_;
+    return 7;
+}
  
 1;
 __END__;