sh/tests/parameters/positional9.0

   1 # $FreeBSD: head/bin/sh/tests/parameters/positional9.0 291903 2015-12-06 14:09:31Z jilles $
   2 # Although POSIX leaves the result of expanding ${#@} and ${#*} unspecified,
   3 # make sure it is at least numeric.
   4
   5 set -- bb cc ddd
   6 set -f
   7 lengths=${#*}${#@}"${#*}${#@}"$(echo ${#*}${#@}"${#*}${#@}")
   8 IFS=
   9 lengths=$lengths${#*}${#@}"${#*}${#@}"$(echo ${#*}${#@}"${#*}${#@}")
  10 case $lengths in
  11 *[!0-9]*)
  12         printf 'bad: %s\n' "$lengths"
  13         exit 3 ;;
  14 ????????????????*) ;;
  15 *)
  16         printf 'too short: %s\n' "$lengths"
  17         exit 3 ;;
  18 esac