apply ShellCheck suggestions - #106

Open

Flupp wants to merge 7 commits into

baodrate:masterfrom

Flupp:shellcheck

Commits on Mar 7, 2021

fix SC2004: $/${} is unnecessary on arithmetic variables.
Flupp
committed
79531a7
fix SC2046: Quote this to prevent word splitting.
Flupp
committed
4bd0b47
fix SC2059: Don't use variables in the printf format string.
Flupp
committed
5d46334
fix SC2071: > is for string comparisons. Use -gt instead.
Flupp
committed
418ef6c
fix SC2086: Double quote to prevent globbing and word splitting.
Flupp
committed
76480c1
fix SC2140: Word is of the form "A"B"C".
Flupp
committed
915634a
fix SC2181: Check exit code directly
Flupp
committed
cb1041c