hc
2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
#!/bin/sh
 
CMD=${0##*/}
 
# busybox doesn't provide shutdown command
[ "$CMD" == shutdown ] && CMD=poweroff
 
unset ARGS HELP
while [ -n "$1" ];do
        case "$1" in
            # Original args
            -n|-f|-w)
                ARGS="$ARGS $1"
                ;;
            -d)
                ARGS="$ARGS $1 $2"
                shift
                ;;
            # Additional args
            --halt)
                CMD=halt
                ;;
            -p|--poweroff)
                CMD=poweroff
                ;;
            --reboot)
                CMD=reboot
                ;;
            --no-wall)
                ARGS="$ARGS -f"
                ;;
            --help)
                HELP=1
                ARGS="$ARGS $1"
                ;;
            *)
                ARGS="$ARGS $1"
                ;;
        esac
        shift
done
 
if [ -n "$HELP" ]; then
    busybox $CMD --help
else
    busybox $CMD $ARGS && exit 0
fi
 
# Print add-on usages
cat << EOF
   --help    Show this help
   --halt    Halt the machine
   -p --poweroff    Switch off the machine
   --reboot    Reboot the machine
   --no-wall    Don't send wall message before halt/power-off/reboot
EOF