--- loncom/cgi/barcode.png	2001/12/11 20:01:05	1.6
+++ loncom/cgi/barcode.png	2002/01/03 14:22:58	1.8
@@ -3,7 +3,7 @@
 # The LearningOnline Network with CAPA
 # barcode.gif - A CGI script that dynamically outputs a barcode.
 #
-# $Id: barcode.png,v 1.6 2001/12/11 20:01:05 harris41 Exp $
+# $Id: barcode.png,v 1.8 2002/01/03 14:22:58 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -43,6 +43,7 @@
 use strict;
 use GD::Barcode::Code39;
 
+$|=1;   # Autoflush after each print/write
 foreach (split(/&/,$ENV{'QUERY_STRING'})) {
     my ($name, $value) = split(/=/,$_);
     $value =~ tr/+/ /;
@@ -61,8 +62,8 @@ END
 unless(defined($ENV{'form.encode'}) and length($ENV{'form.encode'})) {
     $ENV{'form.encode'}='***ERROR***UNDEFINED***';
 }
-
-my $oGdBar=GD::Barcode::Code39->new($ENV{'form.encode'});
+my $text = '*'.$ENV{'form.encode'}.'*';
+my $oGdBar=GD::Barcode::Code39->new($text);
 if ($GD::Barcode::errStr or !defined($oGdBar)) {
     warn($GD::Barcode::errStr);
     $oGdBar=GD::Barcode::Code39->new('***ERROR***INVALID***');