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#!/bin/sh
# fake-sudo
shell=""
while [ $# -gt 0 ]; do
case "$1" in
--*=*)
# convert --a=b → --a b
a="${1%%=*}"; b="${1#*=}"
shift
set -- "$a" "$b" "$@"
;;
-h|--help)
echo "usage: $0 [-u <user>] [<cmd> <arg>...]"
exit 0
;;
-i|--login)
shell="/bin/sh -"
shift
;;
-u|--user)
echo "$0: ignoring user=$1" >&2
shift 2
;;
--)
shift
break
;;
-*)
echo "$0: invalid option: $1" >&2
exit 1
;;
*)
break
;;
esac
done
if [ -n "$shell" ]
then
set -- $shell "$@"
fi
exec unshare -r -- "$@"
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