tests/cp/into-self

   1 #!/bin/sh
   2 # Confirm that copying a directory into itself gets a proper diagnostic.
   3
   4 # Copyright (C) 2001, 2002, 2004, 2006-2009 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 <http://www.gnu.org/licenses/>.
  18
  19 # In 4.0.35 and earlier, `mkdir dir && cp -R dir dir' would produce this:
  20 #   cp: won't create hard link `dir/dir/dir' to directory `'
  21 # Now it gives this:
  22 #   cp: can't copy a directory `dir' into itself `dir/dir'
  23
  24 if test "$VERBOSE" = yes; then
  25   set -x
  26   cp --version
  27 fi
  28
  29 . $srcdir/test-lib.sh
  30
  31 mkdir a dir || framework_failure
  32
  33 fail=0
  34
  35 # This command should exit nonzero.
  36 cp -R dir dir 2> out && fail=1
  37 echo 1 >> out
  38
  39 # This should, too.  However, with coreutils-7.1 it would infloop.
  40 cp -rl dir dir 2>> out && fail=1
  41 echo 2 >> out
  42
  43 cp -rl a dir dir 2>> out && fail=1
  44 echo 3 >> out
  45 cp -rl a dir dir 2>> out && fail=1
  46 echo 4 >> out
  47
  48 cat > exp <<\EOF
  49 cp: cannot copy a directory, `dir', into itself, `dir/dir'
  50 1
  51 cp: cannot copy a directory, `dir', into itself, `dir/dir'
  52 2
  53 cp: cannot copy a directory, `dir', into itself, `dir/dir'
  54 3
  55 cp: cannot copy a directory, `dir', into itself, `dir/dir'
  56 4
  57 EOF
  58 #'
  59
  60 compare out exp || fail=1
  61
  62 Exit $fail