tests/ls/follow-slink.sh

   1 #!/bin/sh
   2 # make sure ls -L always follows symlinks
   3
   4 # Copyright (C) 2000-2024 Free Software Foundation, Inc.
   5
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  18
  19 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  20 print_ver_ ls
  21
  22 LS_FAILURE=2
  23
  24 # Isolate output files from directory being listed
  25 mkdir dir dir/sub dir1 || framework_failure_
  26 cd dir || framework_failure_
  27 ln -s link link || framework_failure_
  28 ln -s ../../dir1 sub/link-to-dir || framework_failure_
  29
  30 # Make sure the symlink was created.
  31 # 'ln -s link link' succeeds, but creates no file on
  32 # systems running some DJGPP-2.03 libc.
  33 ls -F link > /dev/null || framework_failure_
  34
  35
  36 # When explicitly listing a broken link, the command must fail.
  37 returns_ $LS_FAILURE ls -L link 2> /dev/null || fail=1
  38
  39 # When encountering a broken link implicitly, Solaris 9 and OpenBSD 3.4
  40 # list the link, provided no further information about the link needed
  41 # to be printed.  Since POSIX does not specify one way or the other, we
  42 # opt for compatibility (this was broken in 5.3.0 through 5.94).
  43 LC_ALL=C ls -L > ../out-L || fail=1
  44 LC_ALL=C ls -FLR sub > ../out-FLR-sub || fail=1
  45
  46 cd .. || fail=1
  47
  48 cat <<\EOF > exp-L
  49 link
  50 sub
  51 EOF
  52
  53 cat <<\EOF > exp-FLR-sub
  54 sub:
  55 link-to-dir/
  56
  57 sub/link-to-dir:
  58 EOF
  59
  60 compare exp-L out-L || fail=1
  61 compare exp-FLR-sub out-FLR-sub || fail=1
  62
  63 Exit $fail