Fix '-f' option and getopts optstring.
authorsgf <sgf.dma@gmail.com>
Tue, 21 Dec 2021 17:55:10 +0000 (20:55 +0300)
committersgf <sgf.dma@gmail.com>
Tue, 21 Dec 2021 17:55:10 +0000 (20:55 +0300)
Option '-f' does not need an argument.

Also shell getopts does not support optional arguments (two colons in
optstring).


No differences found