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|
#! /bin/sh
# FS QA Test No. 089
#
# Emulate the way Linux mount manipulates /etc/mtab to attempt to
# reproduce a possible bug in rename (see src/t_mtab.c).
#
#-----------------------------------------------------------------------
# Copyright (c) 2000-2004 Silicon Graphics, Inc. All Rights Reserved.
#-----------------------------------------------------------------------
#
# creator
owner=nathans@sgi.com
seq=`basename $0`
echo "QA output created by $seq"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
addentries()
{
count=$1
pattern="%0$2d"
while [ $count -gt 0 ]; do
touch `printf $pattern $count`
count=`expr $count - 1`
done
}
# real QA test starts here
_supported_fs xfs
_supported_os Linux
rm -f $seq.full
[ "X$TEST_DIR" = "X" ] && exit 1
cd $TEST_DIR
rm -fr test
mkdir test || exit 1
cd $TEST_DIR/test
mount > t_mtab
mtab()
{
$here/src/t_mtab 50 &
$here/src/t_mtab 50 &
$here/src/t_mtab 50 &
wait
$here/src/t_mtab 10000
echo directory entries:
ls | grep mtab
echo directory entries >> $here/$seq.full
ls -li >> $here/$seq.full
}
# directory with only a few entries
mtab
# directory with a hundred more entries, each 4chars wide
addentries 100 4
mtab
# directory with a thousand more entries, each 8chars wide
addentries 1000 8
mtab
status=0
exit
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