Markus Heiser ad32739860 shellcheck: fix usse -n instead of ! -z (SC2236 SC2237)
- https://www.shellcheck.net/wiki/SC2236 -- Use -n instead of ! -z.
 - https://www.shellcheck.net/wiki/SC2237 -- Use [ -n .. ] instead of ! [ -z ....

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
2020-02-16 20:07:37 +01:00
..
2016-07-11 18:52:37 +07:00