iomenu-ctl - iomenu - interactive terminal-based selection menu
 (HTM) git clone git://bitreich.org/iomenu git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws65d7roiv6bfj7d652fid.onion/iomenu
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       iomenu-ctl (356B)
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            1 #!/bin/sh -eu
            2 # set a xxxctl key to chosen value
            3 
            4 case $(uname) in
            5 (Linux) list="sysctl" ;;
            6 (OpenBSD) list="sysctl mixerctl wsconsctl audioctl xvctl" ;;
            7 esac
            8 
            9 IFS='        =' read -r ctl key _ <<EOF
           10 $(for x in $list; do echo "#$x"; "$x" -a | sed -n /=/p; done | iomenu -#)
           11 EOF
           12 
           13 test -n "$ctl"
           14 printf '%s %s=' "$ctl" "$key" >&2
           15 read -r val
           16 exec "$ctl" "$key=$val"