[PROTON-607] Perl recv.pl shows error if a message has no subject

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: proton-0.8
• Component/s: perl-binding
• Assignee: Darryl Pierce
• Reporter: Darryl Pierce
• Created: 13/Jun/14 12:39
• Updated: 07/Jan/16 11:37
• Resolved: 13/Jun/14 12:40

Description

If the message has no subject then the recv.pl example outputs:

Use of uninitialized value in concatenation (.) or string at ../examples/messenger/perl/recv.pl line 55.

The code should instead only output the subject if one is present.