--- loncom/homework/default_homework.lcpm	2003/04/30 21:10:50	1.61
+++ loncom/homework/default_homework.lcpm	2003/06/07 03:52:39	1.63
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # used by lonxml::xmlparse() as input variable $safeinit to Apache::run::run()
 #
-# $Id: default_homework.lcpm,v 1.61 2003/04/30 21:10:50 albertel Exp $
+# $Id: default_homework.lcpm,v 1.63 2003/06/07 03:52:39 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -62,6 +62,8 @@ sub caparesponse_check {
     $message .="no ws in :$response:\n";
   }
 
+  if (length($response) > 500) { return "TOO_LONG: Answer too long"; }
+
   if ($type eq '' ) {
     $message .= "Didn't find a type :$type:$expr: defaulting\n";
     if ( $answer eq ($answer *1.0)) { $type = 2;
@@ -134,7 +136,7 @@ sub get_array_args {
   my ($expr,$arg)=@_;
   # do these first, because who knows what varname the instructor might have used
   # but it probably isn't $CAPARESPONSE_CHECK_LIST_answer
-  my $CAPARESPONSE_CHECK_LIST_answer = eval $expr.';return $'.$arg; #'
+  my $CAPARESPONSE_CHECK_LIST_answer = eval $expr.';return $'.$arg; #' stupid emacs
   my $GET_ARRAY_ARGS_result;
   my @GET_ARRAY_ARGS_list;
   if ($CAPARESPONSE_CHECK_LIST_answer =~ /^\s*[\$\@]/) {
@@ -154,6 +156,8 @@ sub caparesponse_check_list {
   $expr =~ s/\\/\\\\/g;
   $expr =~ s/\'/\\\'/g;
   my ($result,@list) = &get_array_args($expr,'answer');
+  $expr =~ s/\\\'/\'/g;
+  $expr =~ s/\\\\/\\/g;
   my $aresult='';
   my $current_answer;
   my $answers=join(':',@list);