tests/touch/not-owner

   1 #!/bin/sh
   2 # Make sure that touch gives reasonable diagnostics when applied
   3 # to an unwritable directory owned by some other user.
   4
   5 # Copyright (C) 2003-2012 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 . "${srcdir=.}/init.sh"; path_prepend_ ../src
  21 print_ver_ touch
  22
  23 if env -- test -w /; then
  24   skip_ you have write access to /.
  25 fi
  26
  27 if env -- test -O / || env -- test -G /; then
  28   skip_ "you own /."
  29 fi
  30
  31 skip_if_root_
  32
  33
  34 # Before fileutils-4.1, we'd get the following misleading
  35 # diagnostic instead of `...: Permission denied'.
  36 # touch: creating `/': Is a directory
  37 touch / > out 2>&1 && fail=1
  38
  39 # On SunOS4, EPERM is `Not owner'.
  40 # On some *BSD systems it's `Operation not permitted'.
  41 # On a system where root file system is mounted read-only
  42 # it's `Read-only file system'.
  43 for msg in 'Not owner' 'Operation not permitted' 'Permission denied' \
  44            'Read-only file system'; do
  45   cat > exp <<EOF
  46 touch: setting times of '/': $msg
  47 EOF
  48
  49   cmp out exp > /dev/null 2>&1 && { match=1; break; }
  50 done
  51 test "$match" = 1 || fail=1
  52
  53 test $fail = 1 && compare exp out
  54
  55 Exit $fail