Prevent multiple warnings per notice filling cron logs.
authorJoe Atzberger <joe.atzberger@liblime.com>
Fri, 9 Jan 2009 17:15:38 +0000 (11:15 -0600)
committerGalen Charlton <galen.charlton@liblime.com>
Fri, 9 Jan 2009 18:22:30 +0000 (12:22 -0600)
commit54f5ee33323c5890bf2c1f906e108412cba950bc
tree9714e5e861d37a0211de49a00cfeedf4e816d62a
parente7aff14ba2e3c3cc9b745516f0d967a3189341c5
Prevent multiple warnings per notice filling cron logs.

If a value being substituted in was NULL, then warnings like this
would be emailed to the crontab owner (or MAILTO):

Use of uninitialized value in substitution (s///) at /home/user/kohaclone/C4/Letters.pm line 508.

Signed-off-by: Galen Charlton <galen.charlton@liblime.com>
C4/Letters.pm