File ripit-4.0.0-undefined_variables.patch of Package ripit

Index: ripit-4.0.0_beta20140508/ripit.pl
===================================================================
--- ripit-4.0.0_beta20140508.orig/ripit.pl
+++ ripit-4.0.0_beta20140508/ripit.pl
@@ -11647,7 +11647,7 @@ sub init_mod {
    }
    $@ = ();
 
-   eval { require Digest::MD5 } if($md5sum == 1 or $verify > 1);
+   eval { require Digest::MD5 } if((defined($md5sum) && ($md5sum == 1)) or (defined($verify) && ($verify > 1)));
    if($@) {
       print "\nPlease install Digest::MD5 and dependencies",
             "\nfrom your closest CPAN mirror before trying again with",
@@ -11732,7 +11732,7 @@ sub init_mod {
       }
    }
 
-   if($cdtext == 1) {
+   if(defined($cdtext) && $cdtext == 1) {
       my $cdinfo = `which cd-info`;
       unless($cdinfo) {
          print "\n\nWarning:\ncd-info (from cdda2wav or cdio-utils ",