Use -z and -n in printconf instead of == "" and != ""
authorMatthijs Kooijman <matthijs@stdin.nl>
Fri, 19 Mar 2010 12:08:18 +0000 (13:08 +0100)
committerMatthijs Kooijman <matthijs@stdin.nl>
Fri, 19 Mar 2010 20:40:15 +0000 (21:40 +0100)
commit9d7fee1c1978abfeacc86652abdb9de6e0a2a0c4
tree3993ee3157aa930f065a50559b7f608064c294b2
parentac1a55a22999e2161c42f8c30fb497461017d93e
Use -z and -n in printconf instead of == "" and != ""

This could prevent potential problems when (default) values contain
values special to [, such as -n or -a etc. It seems bash is smart enough
to detect this, but better be safe than sorry.
lib/tools.in