From: Mike Taylor <mike@miketaylor.org.uk>
Date: Tue, 6 Jul 2010 10:38:19 +0000 (+0100)
Subject: Avoid undefined variable warning when no ZOOM options precede specified ID.
X-Git-Tag: CPAN-v1.02~22
X-Git-Url: http://git.indexdata.com/?p=irspy-moved-to-github.git;a=commitdiff_plain;h=18fb57abfe6c3aa71788d4b2d4296b9f8a1843c0

Avoid undefined variable warning when no ZOOM options precede specified ID.
---

diff --git a/lib/ZOOM/IRSpy/Utils.pm b/lib/ZOOM/IRSpy/Utils.pm
index 089e8e7..475e9de 100644
--- a/lib/ZOOM/IRSpy/Utils.pm
+++ b/lib/ZOOM/IRSpy/Utils.pm
@@ -286,6 +286,7 @@ sub _irspy_identifier2target {
 	if !defined $id;
 
     my($prefix, $protocol, $target) = ($id =~ /([^:]*,)?(.*?):(.*)/);
+    $prefix ||= "";
     if (uc($protocol) eq "Z39.50" || uc($protocol) eq "TCP") {
 	return "${prefix}tcp:$target";
     } elsif (uc($protocol) eq "SRU") {