sinit-tools/shutdown

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#!/bin/sh
usage() { echo "Usage: shutdown <-p|-r>"; }
main() {
while [ "$1" ]; do
case "$1" in
-p|--poweroff) init_signal='10';;
-r|--reboot) init_signal='2';;
-h|--help|--usage) usage; return;;
*) usage; return 1
esac
shift
done
exe_name="${0##*/}"
[ "$init_signal" ] || {
case "$exe_name" in
poweroff) init_signal='USR1';;
reboot) init_signal='INT';;
*) usage; return 1;;
esac
}
kill -s "$init_signal" 1
}
main "$@"