tests/errors6.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 # problems with non-fatal expansion errors through bash-4.3
  15 : ${THIS_SH:=./bash}
  16
  17 ${THIS_SH} -c 'echo ${x!y} second
  18 echo after 1: $?' 2>/dev/null
  19
  20 ${THIS_SH} -c 'echo ${#+} second
  21 echo after 2: $?' 2>/dev/null
  22
  23 ${THIS_SH} -c 'echo ${#foo%} second
  24 echo after 3: $?' 2>/dev/null
  25
  26 ${THIS_SH} -c 'b[0]=4 ; echo ${b[   ]}
  27 echo array after 1: $?'  2>/dev/null
  28 ${THIS_SH} -c 'typeset -A v ; v["0"]=one ; echo ${v[   ]}
  29 echo array after 2: $?'  2>/dev/null
  30
  31 ${THIS_SH} -c 'echo ${uvar?}' ./errors6.sub
  32 ${THIS_SH} -c 'echo ${uvar:?}' ./errors6.sub
  33 export uvar=
  34 ${THIS_SH} -c 'echo ${uvar?}' ./errors6.sub
  35 ${THIS_SH} -c 'echo ${uvar:?}' ./errors6.sub
  36 unset uvar
  37
  38 echo "${-3:-${-3}}"
  39 echo ${-3}
  40 x=-3; echo ${!x}
  41 echo after indir: $?
  42
  43 function ivar() { echo -n "${!1:-${1}}"; }
  44 ivar -3
  45
  46 foo=bar
  47 echo ${!foo}
  48 echo ${!foo:-unset}
  49
  50 echo ${!var:-unset}
  51 echo ${!var+unset}
  52
  53 foo=invalid-ident
  54 echo ${!foo}
  55 echo ${!foo:-unset}
  56 echo ${!foo+unset}