# Process this file with autom4te to create testsuite. -*- Autotest -*-

# Test suite for GNU tar.
# Copyright 2009-2020 Free Software Foundation, Inc.

# This file is part of GNU tar.

# GNU tar is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.

# GNU tar is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# Tar 1.22 failed to recognize last hard link when creating an archive with
# the --remove-files option.
#
# Reported by: "Theodore Y. Ts'o" <tytso@mit.edu>,
#              Carl Worth <cworth@cworth.org>
# References:
#   <E194EAe-0001lE-00@think.thunk.org>
#   http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=188663
#   <1248955024.1545.1.camel@yoom.home.cworth.org>
#   http://lists.gnu.org/archive/html/bug-tar/2009-07/msg00015.html

AT_SETUP([preserve hard links with --remove-files])
AT_KEYWORDS([hardlinks link02])

AT_TAR_CHECK([
genfile -l 64 -f file1
ln file1 file2
ln file2 file3
ln file3 file4
tar -c -f archive --remove-files file1 file2 file3 file4
tar tfv archive | sed -n 's/.*file[[2-4]] link to //p'
],
[0],
[file1
file1
file1
])

AT_CLEANUP

# End of link02.at