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Add a generic inode flag tester, fix filter in test 103.
Merge of master-melb:xfs-cmds:23132a by kenmcd.

#! /bin/sh
# FS QA Test No. 103
#
# Exercise the XFS nosymlinks inode flag
#
#-----------------------------------------------------------------------
# Copyright (c) 2000-2004 Silicon Graphics, Inc.  All Rights Reserved.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of version 2 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.
#
# Further, this software is distributed without any warranty that it is
# free of the rightful claim of any third person regarding infringement
# or the like.  Any license provided herein, whether implied or
# otherwise, applies only to this software file.  Patent licenses, if
# any, provided herein do not apply to combinations of this program with
# other software, or any other product whatsoever.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write the Free Software Foundation, Inc., 59
# Temple Place - Suite 330, Boston MA 02111-1307, USA.
#
# Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
# Mountain View, CA  94043, or:
#
# http://www.sgi.com
#
# For further information regarding this notice, see:
#
# http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
#-----------------------------------------------------------------------
#
# 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

_create_scratch()
{
	echo "*** mkfs"
	if ! _scratch_mkfs_xfs >$tmp.out 2>&1
	then
		cat $tmp.out
		echo "failed to mkfs $SCRATCH_DEV"
		exit 1
	fi

	echo "*** mount"
	if ! _scratch_mount 2>/dev/null
	then
		echo "failed to mount $SCRATCH_DEV"
		exit 1
	fi
}

_filter_scratch()
{
	sed -e "s,$SCRATCH_MNT,SCRATCH_MNT,g"
}

_filter_noymlinks_flag()
{
	_test_inode_flag nosymlinks $SCRATCH_MNT/nosymlink
	if [ $? -eq 0 ]; then
		echo "--n-- SCRATCH_MNT/nosymlink"
	else
		echo "----- SCRATCH_MNT/nosymlink"
	fi
}

# real QA test starts here
_supported_fs xfs
_require_command /usr/sbin/xfs_io
_require_scratch

_create_scratch


echo "*** testing nosymlinks directories"
mkdir $SCRATCH_MNT/nosymlink
echo "*** setting nosymlinks bit"
$XFS_IO_PROG -r -c 'chattr +n' $SCRATCH_MNT/nosymlink
_filter_noymlinks_flag

touch $SCRATCH_MNT/nosymlink/source
ln -s $SCRATCH_MNT/nosymlink/source $SCRATCH_MNT/nosymlink/target 2>&1 \
	| _filter_scratch
ln $SCRATCH_MNT/nosymlink/source $SCRATCH_MNT/nosymlink/hardlinksareok

echo "*** 1st listing..."
find $SCRATCH_MNT | _filter_scratch

echo "*** clearing nosymlinks bit"
$XFS_IO_PROG -r -c 'chattr -n' $SCRATCH_MNT/nosymlink
_filter_noymlinks_flag

ln -s $SCRATCH_MNT/nosymlink/source $SCRATCH_MNT/nosymlink/target
ln $SCRATCH_MNT/nosymlink/source $SCRATCH_MNT/nosymlink/hardlinksareok2

echo "*** 2nd listing..."
find $SCRATCH_MNT | _filter_scratch

echo "*** finished testing nosymlinks directories"

status=0
exit