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# Process this file with autom4te to create testsuite. -*- Autotest -*-
# Test suite for GNU tar.
# Copyright 2006-2007, 2013-2014, 2016 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/>.
# The bug occurs when extracting from a tarfile a directory when the directory
# already exists and the version in the tarfile has more permissive
# permissions than your umask. In this case, the permissions of the
# existing directory will toggle between the version which complies with
# your umask (which would be correct, without -p) and the version from the
# tarfile.
#
# Reported by: Ian Jackson <iwj@ubuntu.com>
#
# References: <17461.519.640947.664400@davenant.relativity.greenend.org.uk>
#
AT_SETUP([mode of extracted directories])
AT_KEYWORDS([extract extract06 directory mode])
AT_TAR_CHECK([
# Force umask
umask 022
# Make sure user's umask is honored, even if we are superuser
TAR_OPTIONS="$TAR_OPTIONS --no-same-permissions"
# Create a directory
mkdir directory
chmod 777 directory
genfile --stat=mode:777 directory
# Archive it
tar cf arc directory
# Change its permissions ...
chmod 755 directory
genfile --stat=mode:777 directory
# ... and attempt to restore it twice
tar xf arc directory --warning=no-timestamp
genfile --stat=mode:777 directory
tar xf arc directory --warning=no-timestamp
genfile --stat=mode:777 directory
# After both restores, the directory mode should be 755
],
[0],
[777
755
755
755
])
AT_CLEANUP
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