Files
tar/tests/sptrdiff01.at
Paul Eggert 0aa991f386 Update copyright years
UPDATE_COPYRIGHT_USE_INTERVALS=1 \
$HOME/src/gnu/gnulib/build-aux/update-copyright \
  $(git ls-files | sed -e '/^gnulib$/d
			   /^paxutils$/d
			   /^COPYING$/d
			   /\/fdl.texi$/d')
sed -i '2000,${
    /^Copyright @copyright/d
    s/^[0-9]*--\(2025 Free Software Foundation, Inc.\)/Copyright (C) \1/
  }' doc/tar.texi
2025-01-01 18:33:10 -08:00

53 lines
1.6 KiB
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# Process this file with autom4te to create testsuite. -*- Autotest -*-
#
# Test suite for GNU tar.
# Copyright 2018-2025 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/>.
# While fixing CVE-2018-20482 (see sptrcreat.at) it has been discovered
# that similar bug exists in file checking code (tar d).
# This test case checks if tar correctly handles a short read condition
# appearing in check_data_region.
AT_SETUP([file truncated in data region while comparing])
AT_KEYWORDS([truncate filechange sparse sptr sptrdiff diff])
# This triggers short read in check_data_region.
AT_TAR_CHECK([
genfile --sparse --block-size=1024 --file foo \
0 ABCDEFGHIJ 1M ABCDEFGHIJ 10M ABCDEFGHIJ 200M ABCDEFGHIJ || AT_SKIP_TEST
genfile --file baz
echo creating
tar --sparse -vcf bar foo baz
echo comparing
genfile --run --checkpoint 5 --length 221278210 --truncate foo -- \
tar --sparse -vdf bar
],
[1],
[creating
foo
baz
comparing
foo
foo: Size differs
baz
],
[],
[],[],[posix, gnu, oldgnu])
AT_CLEANUP