tests/new-exp6.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 # quoted null problems in versions of bash prior to 3.2
  15
  16 str='12'
  17 snul=$'\177'
  18
  19 recho "${str:2}"
  20 recho "+${str:2}"
  21 recho "+${snul:0:1}"
  22 recho  "+""${str:2}"
  23
  24 recho "${str/?/$snul}"
  25 recho ${str/?/$snul}
  26
  27 recho "${snul/x/y}"
  28 recho ${snul/x/y}
  29
  30 recho "${snul/$snul/}"
  31 recho "${str/$str/}"
  32
  33 recho "${snul##$snul}"
  34 recho "${str##$str}"
  35 recho "${str##$nul}"
  36
  37 A=""
  38 B="${A:0}"
  39
  40 recho "$B"
  41 recho "${A:0}"
  42 recho "/tmp/test/TEST${A:0}"