only apply ?= assignments if variable is None, not if it is the empty string
authorPhil Blundell <philb@gnu.org>
Thu, 5 Aug 2004 20:33:18 +0000 (20:33 +0000)
committerPhil Blundell <philb@gnu.org>
Thu, 5 Aug 2004 20:33:18 +0000 (20:33 +0000)
commitccd66bba85442f46223b7cc514cd590829e5d37f
treef32944622c1c1432cd0df34a4b96b0b572aeb987
parent873dbc1f353c9807f0013a4b8cc8f8eee7ef80b5
only apply ?= assignments if variable is None, not if it is the empty string
bin/oe/parse/ConfHandler.py