sh/tests/builtins/getopts1.0

   1 # $FreeBSD: head/bin/sh/tests/builtins/getopts1.0 297752 2016-04-09 16:06:13Z jilles $
   2
   3 printf -- '-1-\n'
   4 set -- -abc
   5 getopts "ab:" OPTION
   6 printf '%s\n' "${OPTION}"
   7
   8 # In this case 'getopts' should realize that we have not provided the
   9 # required argument for "-b".
  10 # Note that Solaris 10's (UNIX 03) /usr/xpg4/bin/sh, /bin/sh, and /bin/ksh;
  11 # ksh93 20090505; pdksh 5.2.14p2; mksh R39c; bash 4.1 PL7; and zsh 4.3.10.
  12 # all recognize that "b" is missing its argument on the *first* iteration
  13 # of 'getopts' and do not produce the "a" in $OPTION.
  14 printf -- '-2-\n'
  15 set -- -ab
  16 getopts "ab:" OPTION
  17 printf '%s\n' "${OPTION}"
  18 getopts "ab:" OPTION 3>&2 2>&1 >&3 3>&-
  19 printf '%s\n' "${OPTION}"
  20
  21 # The 'shift' is aimed at causing an error.
  22 printf -- '-3-\n'
  23 shift 1
  24 getopts "ab:" OPTION
  25 printf '%s\n' "${OPTION}"