tests/ls/stat-dtype

   1 #!/bin/sh
   2 # Ensure that ls --file-type does not call stat unnecessarily.
   3 # Also check for the dtype-related (and fs-type dependent) bug
   4 # in coreutils-6.0 that made ls -CF columns misaligned.
   5
   6 # Copyright (C) 2006-2011 Free Software Foundation, Inc.
   7
   8 # This program is free software: you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation, either version 3 of the License, or
  11 # (at your option) any later version.
  12
  13 # This program is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20
  21 # The trick is to create an un-stat'able symlink and to see if ls
  22 # can report its type nonetheless, using dirent.d_type.
  23
  24 . "${srcdir=.}/init.sh"; path_prepend_ ../src
  25 print_ver_ ls
  26
  27 # Skip this test unless "." is on a file system with useful d_type info.
  28 # FIXME: This uses "ls -p" to decide whether to test "ls" with other options,
  29 # but if ls's d_type code is buggy then "ls -p" might be buggy too.
  30 mkdir -p c/d || framework_failure_
  31 chmod a-x c || framework_failure_
  32 if test "X`ls -p c 2>&1`" != Xd/; then
  33   skip_ "'.' is not on a suitable file system for this test"
  34 fi
  35
  36 mkdir d || framework_failure_
  37 ln -s / d/s || framework_failure_
  38 chmod 600 d || framework_failure_
  39
  40 mkdir -p e/a2345 e/b || framework_failure_
  41 chmod 600 e || framework_failure_
  42
  43
  44 ls --file-type d > out || fail=1
  45 cat <<\EOF > exp || fail=1
  46 s@
  47 EOF
  48
  49 compare exp out || fail=1
  50
  51 rm -f out exp
  52 # Check for the ls -CF misaligned-columns bug:
  53 ls -CF e > out || fail=1
  54
  55 # coreutils-6.0 would print two spaces after the first slash,
  56 # rather than the appropriate TAB.
  57 printf 'a2345/\tb/\n' > exp || fail=1
  58
  59 compare exp out || fail=1
  60
  61 Exit $fail