tests/xfs/197

#! /bin/bash
# FS QA Test No. 197
#
# Check that d_off can be represented in a 32 bit long type without
# truncation.  Note that this test will always succeed on a 64 bit
# systems where there is no smaller off_t.
#
# Based on a testcase from John Stanley <jpsinthemix@verizon.net>.
#
# http://oss.sgi.com/bugzilla/show_bug.cgi?id=808
#
#-----------------------------------------------------------------------
# Copyright (c) 2008 Christoph Hellwig.
#
# This program 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.
#
# This program is distributed in the hope that it would 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, write the Free Software Foundation,
# Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
#-----------------------------------------------------------------------
#

seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!

_cleanup()
{
	rm -rf $TEST_DIR/ttt
}
trap "_cleanup; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks
. ./common/rc
. ./common/filter

# real QA test starts here
_supported_fs xfs
_supported_os Linux
_require_test

bitsperlong=`src/feature -w`
if [ "$bitsperlong" -ne 32 ]; then
	_notrun "This test is only valid on 32 bit machines"
fi

mkdir $TEST_DIR/ttt
for n in {1..168}; do
    touch $TEST_DIR/ttt/$n;
done
src/t_dir_offset $TEST_DIR/ttt

# success, all done
echo "*** done"
rm -f $seqres.full
status=0