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# $FreeBSD: release/9.1.0/tools/regression/bin/sh/expansion/plus-minus6.0 214512 2010-10-29 13:42:18Z jilles $ failures=0 unset LC_ALL export LC_CTYPE=en_US.ISO8859-1 nl=' ' i=1 set -f while [ "$i" -le 255 ]; do # A different byte still in the range 1..255. i2=$((i^2+(i==2))) # Add a character to work around command substitution's removal of # final newlines, then remove it again. c=$(printf \\"$(printf %o@ "$i")") c=${c%@} c2=$(printf \\"$(printf %o@ "$i2")") c2=${c2%@} case $c in [\'$nl'$}();&|\"`']) c=M esac case $c2 in [\'$nl'$}();&|\"`']) c2=N esac IFS=$c command eval "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))