tests/du/inaccessible-cwd.sh

   1 #!/bin/sh
   2 # Ensure that even when run from an inaccessible directory, du can still
   3 # operate on accessible directories elsewhere.
   4
   5 # Copyright (C) 2003-2016 Free Software Foundation, Inc.
   6
   7 # This program is free software: you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation, either version 3 of the License, or
  10 # (at your option) any later version.
  11
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 # Before the switch to an fts-based implementation in coreutils 5.0.92,
  21 # this test would fail.
  22
  23 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  24 print_ver_ du
  25
  26 # Skip this test if your system has neither the openat-style functions
  27 # nor /proc/self/fd support with which to emulate them.
  28 require_openat_support_
  29
  30 skip_if_root_
  31
  32 cwd=$(pwd)
  33 mkdir -p no-x a/b || framework_failure_
  34 cd no-x || framework_failure_
  35 chmod 0 . || framework_failure_
  36
  37
  38 du "$cwd/a" > /dev/null || fail=1
  39
  40 Exit $fail