tests/nameref18.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 declare -n ref=XXX[0]
  15 mapfile ref <<< $'1\n2'
  16 declare -p XXX[0]
  17
  18 unset -n ref
  19
  20 declare -n ref=XXX[0]
  21 declare -A ref
  22 ref[foo]=bar
  23 declare -p XXX[0]
  24
  25 unset -n ref
  26 unset XXX
  27
  28 typeset -n ref=XXX[0]
  29 typeset ref=4
  30
  31 typeset -p ref XXX
  32
  33 unset -n ref
  34 unset XXX
  35
  36 declare -n ref=XXX[0]
  37 ref+=([2]=x)
  38 declare -p ref XXX[0]
  39 unset -n ref
  40
  41 declare -n ref=XXX[0]
  42 read -a ref <<< "A B C"
  43 declare -p XXX[0]
  44 unset -n ref
  45
  46 declare -n ref=XXX[0]
  47 unset ref
  48 ref=()
  49 declare -p ref
  50
  51 coproc ref { :; }; declare -p ${!ref}
  52 wait
  53
  54 unset -n ref
  55
  56 declare -n ref=var[123]
  57 unset ref
  58 declare ref=
  59 declare -p ref ${!ref} var
  60
  61 unset ref
  62 declare ref+=
  63 declare -p ref ${!ref} var
  64
  65 declare +t ref
  66 ref=X
  67 declare -p ref ${!ref} var
  68
  69 unset -n ref
  70 unset var
  71
  72 arr=(1 2 3)
  73
  74 indir='arr[@]'
  75 declare -n ref='arr[@]'
  76
  77 recho "${!indir}"
  78 recho ${!indir}
  79
  80 recho "$ref"
  81 recho $ref
  82
  83 recho "${!indir}$ref"