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don't assume that the pagesize is 4K.

#! /bin/sh
# XFS QA Test No. 009
# $Id: 1.1 $
#
# alloc test
#
#-----------------------------------------------------------------------
# Copyright (c) 2000 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=dxm@sgi.com

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

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15
bsize=`$here/src/getpagesize`

_cleanup()
{
    echo "*** unmount"
    umount $SCRATCH_MNT
}

_block_filter()
{
   sed \
	-e 's/[0-9][0-9]*\.\.[0-9][0-9]*/BLOCKRANGE/g' \
	-e "s/blocksize $bsize/blocksize BSIZE/g"
}

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

    echo "*** mount"
    if ! mount $SCRATCH_DEV $SCRATCH_MNT -t xfs
    then
        echo "failed to mount $SCRATCH_DEV"
        exit 1
    fi
}

_filesize()
{
    ls -l $1 | $AWK_PROG '{print "filesize = " $5}'
}

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

# real QA test starts here

_require_scratch

_init
out=$SCRATCH_MNT/$$.tmp

# since we're using a clean FS here, we make some assumptions
# about availability of contiguous blocks

# also interesting to note is that ALLOC == FREE. seriously.
# the _length is ignored_ in irix. the file is allocated up
# to the specified offset, and zero filled if previously
# unallocated. the file is truncated at the specified point.

echo "*** test 1 - reservations cleared on O_TRUNC"
rm -f $out
cat <<EOF | src/alloc -n -b $bsize -f $out | _block_filter
r 0 1000b
m
EOF
_filesize $out

cat <<EOF | src/alloc -n -b $bsize -f $out -t | _block_filter
m
EOF
_filesize $out

echo "*** test 2 - reserve & filesize"
rm -f $out
cat <<EOF | src/alloc -n -b $bsize -f $out | _block_filter
r 0 1000b
EOF

_filesize $out

echo "*** test 3 - alloc & filesize"
rm -f $out
cat <<EOF | src/alloc -n -b $bsize -f $out | _block_filter
a 1000b
EOF

_filesize $out

echo "*** test 4 - allocations cleared on O_TRUNC"
rm -f $out
cat <<EOF | src/alloc -n -b $bsize -f $out | _block_filter
a 1000b
EOF
_filesize $out

cat <<EOF | src/alloc -n -b $bsize -f $out -t | _block_filter
m
EOF
_filesize $out

echo "*** test 5 - reserve / unreserve"
rm -f $out
cat <<EOF | src/alloc -n -b $bsize -f $out | _block_filter
r 0 100b
u 100b 500b
m
u 900b 200b
m
EOF

echo "*** test 6 - reserve adjacent"
rm -f $out
cat <<EOF | src/alloc -t -n -b $bsize -f $out | _block_filter
r 0 100b
r 100b 100b
m
EOF

echo "*** test 7 - alloc"
rm -f $out
cat <<EOF | src/alloc -n -b $bsize -f $out | _block_filter
a 1000b
m
a 2000b
m
EOF

_filesize $out

echo "*** test 8 - alloc & truncate"
rm -f $out
cat <<EOF | src/alloc -n -b $bsize -f $out | _block_filter
a 1000b
m
t 500b
m
EOF

_filesize $out

echo "*** test 9 - reserve & truncate"
rm -f $out
cat <<EOF | src/alloc -n -b $bsize -f $out | _block_filter
r 0 1000b
m
t 500b
m
EOF

_filesize $out


status=0
exit