ramips: replace backticks by $(...)
authorAdrian Schmutzler <freifunk@adrianschmutzler.de>
Fri, 20 Sep 2019 12:07:56 +0000 (14:07 +0200)
committerChristian Lamparter <chunkeey@gmail.com>
Sat, 21 Sep 2019 20:17:39 +0000 (22:17 +0200)
commit5b964219644cc78e8ddfc4d29289c7d31be66489
treed5c2dc0e0deef73aac4e5c5e69ae47906c9b63d4
parent66b7c82bb1767d0c4c1e62ae8051154f182ed2d7
ramips: replace backticks by $(...)

This replaces deprecated backticks by more versatile $(...) syntax.

While at it, remove some useless cat commands and deprecated
egrep commands.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
target/linux/ramips/base-files/etc/board.d/02_network
target/linux/ramips/base-files/lib/preinit/07_set_preinit_iface_ramips