tests/dollar-at5.sub

   1 #   This program is free software: you can redistribute it and/or modify
   2 #   it under the terms of the GNU General Public License as published by
   3 #   the Free Software Foundation, either version 3 of the License, or
   4 #   (at your option) any later version.
   5 #
   6 #   This program is distributed in the hope that it will be useful,
   7 #   but WITHOUT ANY WARRANTY; without even the implied warranty of
   8 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9 #   GNU General Public License for more details.
  10 #
  11 #   You should have received a copy of the GNU General Public License
  12 #   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  13 #
  14 args() { printf '<%s> ' "$@"; echo; }
  15
  16 set -- 1 2 3 4 5
  17
  18 args "${@} ${1}"
  19 args "${1} ${@}"
  20 args "${1}${@}${1}"
  21 args "${1} ${@} ${1}"
  22 args ${1}"$@"${1}
  23 args "$@"${1}
  24 args ${1}"$@"
  25
  26 args "$@""${1}"
  27 args "${1}""$@"
  28
  29 args "${@}foo"
  30 args ${@}${1}
  31 args ${@}foo
  32
  33 IFS=
  34 args "$@""${1}"
  35 args "${1}""$@"
  36
  37 args ${@}${1}
  38 args ${1}${@}
  39 args ${@}foo
  40
  41 echo second set:
  42 IFS=$' \t\n'
  43 set -- '1 2' 3 4 5
  44
  45 args "${@} ${1}"
  46 args "${1} ${@}"
  47
  48 args "${1}${@}${1}"
  49 args "${1} ${@} ${1}"
  50 args ${1}"$@"${1}
  51 args "$@"${1}
  52 args ${1}"$@"
  53
  54 args "$@""${1}"
  55 args "${1}""$@"
  56
  57 args "${@}foo"
  58 args ${@}${1}
  59 args ${@}foo
  60
  61 IFS=
  62
  63 args "$@""${1}"
  64 args "${1}""$@"
  65
  66 args ${@}${1}
  67 args ${1}${@}
  68 args ${@}foo
  69
  70 echo third set:
  71 IFS=$' \t\n'
  72
  73 alias declare=typeset
  74
  75 a(){ echo
  76      echo '"${@:2}a3 a2" a$1    #works as long as $1 and 3 are swapped'
  77      echo  "${@:2}a3 a2" a$1
  78            "${@:2}a3 a2" a$1
  79      echo   $?
  80         a=("${@}");}
  81 b(){ echo
  82      echo '"${@:2}b$1 b2" b3    #fails!  why?'
  83      echo  "${@:2}b$1 b2" b3
  84            "${@:2}b$1 b2" b3
  85      echo   $?
  86         b=("${@}");}
  87 c(){ echo
  88      echo  '${@:2}c$1 c2 c3     #works as long as quoting omitted'
  89      echo   ${@:2}c$1 c2 c3
  90             ${@:2}c$1 c2 c3
  91      echo   $?
  92         c=("${@}");}
  93 a x set y z;declare -p a
  94 b x set y z;declare -p b
  95 c x set y z;declare -p c