# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+[[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"
+
+if ! test "$BASH_VERSION"; then echo "error: shell is not bash" >&2; exit 1; fi
+shopt -s inherit_errexit 2>/dev/null ||: # ignore fail in bash < 4.4
set -eE -o pipefail
-trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
+trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" exit status: $?, PIPESTATUS: ${PIPESTATUS[*]}" >&2' ERR
-[[ $EUID == 0 ]] || exec sudo "${BASH_SOURCE}" "$@"
usage() {
- cat <<EOF
-usage: ${0##*/} [-h|--help]
+ cat <<'EOF'
+usage: this-script [-h|--help]
uninstall fai-server
EOF
exit $1
}
case $1 in
- -h|--help) usage ;;
+ -h|--help) usage 0 ;;
+ *) usage 1 ;;
esac