0 (zero) is a valid depth, so allow it via defined()
authormiker <miker@dcc99617-32d9-48b4-a31d-7c20da2025e4>
Wed, 17 Nov 2010 16:57:55 +0000 (16:57 +0000)
committermiker <miker@dcc99617-32d9-48b4-a31d-7c20da2025e4>
Wed, 17 Nov 2010 16:57:55 +0000 (16:57 +0000)
commit23a499ca289d7b3d0f8adb44d9746d227498d72e
tree5a503bb911e661b4670f455d1c8913a1684da49e
parent5a5a07780a93811324483dcaef0e4c3fa0c1b806
0 (zero) is a valid depth, so allow it via defined()

git-svn-id: svn://svn.open-ils.org/ILS/trunk@18768 dcc99617-32d9-48b4-a31d-7c20da2025e4
Open-ILS/src/perlmods/OpenILS/Application/Storage/Publisher/metabib.pm