Simplify empty check for /etc/resolv.conf
authorBenjamin Drung <benjamin.drung@cloud.ionos.com>
Wed, 21 Aug 2019 14:48:29 +0000 (16:48 +0200)
committerBenjamin Drung <benjamin.drung@cloud.ionos.com>
Wed, 21 Aug 2019 14:48:29 +0000 (16:48 +0200)
commit179707ba4f8a5d64b567ae05bc287d368af33577
tree48e3bb57478923f3cfb2deecbe70b952415fa400
parent07d13d4a81e8e3ea3f7cff63a6528efd5a46b1e7
Simplify empty check for /etc/resolv.conf

Shorten regular expression for grep command which matches empty lines
and lines with comments.

Signed-off-by: Benjamin Drung <benjamin.drung@cloud.ionos.com>
components/9990-main.sh