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

# Test suite for GNU tar.
# Copyright 2004-2019 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/>.

# Problem: GNU multivolume archives are not able to continue on members
# with filenames longer than 100 characters. Versions of tar <= 1.14
# were not checking filename lengths and produced malformed multivolume
# headers.
# References: <20040809214854.GB32706@suse.de>
# http://lists.gnu.org/archive/html/bug-tar/2004-08/msg00012.html
# <200604270859.47241.Juergen.Vollmer@informatik-vollmer.de>
#

AT_SETUP([MV archive & long filenames])
AT_KEYWORDS([multivolume multiv multiv03])

AT_TAR_CHECK([
AFILE=`awk 'BEGIN { for (i = 0; i < 100; i++) printf "a"; exit; }'`
BFILE=`awk 'BEGIN { for (i = 0; i < 101; i++) printf "b"; exit; }'`

cat > ../experr <<EOF
tar: $BFILE: file name too long to be stored in a GNU multivolume header, truncated
tar: '$BFILE' is possibly continued on this volume: header contains truncated name
EOF

cat > ../expout <<EOF
$AFILE
separator-1
separator-2
EOF

genfile --length 15360 --file $AFILE

exec <&-

tar -M -L 10 -c -f arch.1 -f arch.2 $AFILE || exit 1
tar -tM -f arch.1 -f arch.2 || exit 1

echo separator-1

genfile --length 15360 --file $BFILE
tar -M -L 10 -c -f arch.1 -f arch.2 $BFILE || exit 1

echo separator-2
mv $BFILE bfile
tar -M -x -f arch.1 -f arch.2 --warning=no-timestamp || exit 1
cmp $BFILE bfile
],
[0],
[expout],
[experr],
[],[],[gnu, oldgnu])

AT_CLEANUP