tests/ls/infloop

   1 #!/bin/sh
   2 # show that the following no longer makes ls infloop
   3 # mkdir loop; cd loop; ln -s ../loop sub; ls -RL
   4 # Also ensure ls exits with status = 2 in that case.
   5 # Copyright (C) 2001-2002, 2004, 2006-2011 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_ ls
  22
  23 mkdir loop || framework_failure_
  24 ln -s ../loop loop/sub || framework_failure_
  25
  26 cat <<\EOF > exp-out || framework_failure_
  27 loop:
  28 sub
  29 EOF
  30
  31 cat <<\EOF > exp-err || framework_failure_
  32 ls: loop/sub: not listing already-listed directory
  33 EOF
  34
  35 timeout 10 ls -RL loop >out 2>err
  36 # Ensure that ls exits with status 2 upon detecting a cycle
  37 test $? = 2 || fail=1
  38
  39 compare exp-err err || fail=1
  40 compare exp-out out || fail=1
  41
  42 Exit $fail