tests/touch/dangling-symlink.sh

   1 #!/bin/sh
   2 # Make sure touch can create a file through a dangling symlink.
   3 # This was broken in the 4.0[e-i] test releases.
   4
   5 # Copyright (C) 1999-2019 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_ touch
  22
  23 rm -f touch-target t-symlink
  24 ln -s touch-target t-symlink
  25
  26 # This used to infloop.
  27 touch t-symlink || fail=1
  28
  29 test -f touch-target || fail=1
  30 rm -f touch-target t-symlink
  31
  32 if test $fail = 1; then
  33   case $host_triplet in
  34     *linux-gnu*)
  35       case "$(uname -r)" in
  36         2.3.9[0-9]*)
  37           skip_ \
  38 '****************************************************
  39 WARNING!!!
  40 This version of the Linux kernel causes touch to fail
  41 when operating on dangling symlinks.
  42 ****************************************************'
  43           ;;
  44       esac
  45       ;;
  46   esac
  47 fi
  48
  49 Exit $fail