tests/touch/read-only.sh

   1 #!/bin/sh
   2 # ensure that touch can operate on read-only files
   3
   4 # Copyright (C) 2005-2024 Free Software Foundation, Inc.
   5
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  18
  19 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  20 print_ver_ touch
  21 skip_if_root_
  22
  23 > read-only || framework_failure_
  24 chmod 444 read-only || framework_failure_
  25
  26
  27 touch read-only || fail=1
  28
  29 touch - 1< read-only 2> /dev/null && { test ! -f - || fail=1; }
  30
  31 Exit $fail