ifs3.0   [plain text]

# $FreeBSD$

failures=0
unset LC_ALL
export LC_CTYPE=en_US.ISO8859-1
i=128
set -f
while [ "$i" -le 255 ]; do
	i2=$((i^2))
	c=$(printf \\"$(printf %o "$i")")
	c2=$(printf \\"$(printf %o "$i2")")
	IFS=$c
	set -- $c2$c$c2$c$c2
	if [ "$#" -ne 3 ] || [ "$1" != "$c2" ] || [ "$2" != "$c2" ] ||
	    [ "$3" != "$c2" ]; then
		echo "Bad results for separator $i (word $i2)" >&2
		: $((failures += 1))
	fi
	i=$((i+1))
done
exit $((failures > 0))