tar/tests/sparse05.at

# Process this file with autom4te to create testsuite. -*- Autotest -*-
#
# Test suite for GNU tar.
# Copyright 2014-2023 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/>.

AT_SETUP([listing sparse files bigger than 2^33 B])
AT_KEYWORDS([sparse sparse05 largefile])

# Description: If an archive in POSIX.1-2001 archive contained a sparse file
# member whose real size (excluding zero blocks) is bigger than 2^33 bytes,
# tar 1.28 would incorrectly list the real member size.
# Reported by: Pavel Raiskup <[email protected]>
# References: <1359119879.15037.4.camel@raiskup>,
#             http://lists.gnu.org/archive/html/bug-tar/2013-01/msg00001.html

AT_TAR_CHECK([
AT_SKIP_LARGE_FILES
AT_DATA([mapfile],
[0 =2560
m4_for([i], 1, 999, 1, [10M =2560
])])
genfile --sparse --file BIGFILE --block-size 4K - < mapfile || AT_SKIP_TEST
tar -f - -c --sparse --posix BIGFILE | tar tvf - | awk '{ print $3, $(NF) }'
],
[0],
[20961034240 BIGFILE
],
[],
[],
[],
[pax])

AT_CLEANUP