tests/chmod/no-x.sh

   1 #!/bin/sh
   2 # Make sure chmod gives the right diagnostic for a readable,
   3 # but inaccessible directory.
   4
   5 # Copyright (C) 2003-2019 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 <https://www.gnu.org/licenses/>.
  19
  20 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  21 print_ver_ chmod
  22 skip_if_root_
  23
  24 mkdir -p d/no-x/y a/b || framework_failure_
  25 chmod u=rw d/no-x || framework_failure_
  26
  27
  28 # This must exit nonzero.
  29 chmod -R o=r d >/dev/null 2>out && fail=1
  30
  31 prog=chmod
  32 # NOTE: this code is the same for all tests/*/no-x tests.
  33 # Depending on whether fts is using native fdopendir, we see one
  34 # of the following diagnostics (note also the /y suffix in one case):
  35 #   prog: 'd/no-x': Permission denied
  36 #   prog: cannot access 'd/no-x/y': Permission denied
  37 #   prog: cannot read directory 'd/no-x': Permission denied
  38 # Convert either of the latter two to the first one.
  39 sed "s/^$prog: cannot access /$prog: /" out > t && mv t out
  40 sed "s/^$prog: cannot read directory /$prog: /" out > t && mv t out
  41 sed 's,d/no-x/y,d/no-x,' out > t && mv t out
  42
  43 cat <<EOF > exp
  44 $prog: 'd/no-x': Permission denied
  45 EOF
  46
  47 compare exp out || fail=1
  48
  49 cd a
  50 # This will fail with ''chmod: fts_read failed: Permission denied''
  51 # chmod must exit with status 1.
  52 # Due to a bug in coreutils-5.93's fts.c, chmod would provoke
  53 # an abort (exit with status 134) on recent glibc-based systems.
  54 returns_ 1 chmod a-x . b 2> /dev/null || fail=1
  55
  56 Exit $fail