filter reader with --reader regex

diff --git a/scripts/scan.pl b/scripts/scan.pl
index 91a1157..9a920c1 100755 (executable)
--- a/scripts/scan.pl
+++ b/scripts/scan.pl
@@ -10,14 +10,14 @@ use RFID::Biblio::Readers;
 use RFID::Biblio::RFID501;
 
 my $loop = 0;
-my $only;
+my $reader;
 
 GetOptions(
-       'loop!'   => \$loop,
-       'only=s', => \$only,
+       'loop!'     => \$loop,
+       'reader=s', => \$reader,
 ) || die $!;
 
-my @rfid = RFID::Biblio::Readers->available( $only );
+my @rfid = RFID::Biblio::Readers->available( $reader );
 
 do {
        foreach my $rfid ( @rfid ) {