Explicitly set _find_value's return to a string if not defined
authorColin Campbell <colin.campbell@ptfs-europe.com>
Tue, 21 Jul 2009 10:59:09 +0000 (11:59 +0100)
committerHenri-Damien LAURENT <henridamien.laurent@biblibre.com>
Wed, 16 Sep 2009 21:19:21 +0000 (23:19 +0200)
commit322f1dfe081c1b9005a8b0f52840c3598d8fb7de
treeb24ef53193d4545e0f239a02163a02db15fb0c02
parent9bc02948c1d59f96963ff2374f4a23147f7e9e81
Explicitly set _find_value's return to a string if not defined

 Avoids generating a slew of warnings in the log when the undefined
 value was concatenated or used in regexps

Signed-off-by: Galen Charlton <galen.charlton@liblime.com>
Signed-off-by: Henri-Damien LAURENT <henridamien.laurent@biblibre.com>
C4/Biblio.pm