#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2014 Miklos Szeredi.  All Rights Reserved.
#
# FS QA Test No. generic/025
#
# Check renameat2 syscall with RENAME_EXCHANGE flag
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
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

_cleanup()
{
    cd /
    rm -f $tmp.*
}

# get standard environment, filters and checks
. ./common/rc
. ./common/renameat2

_supported_fs generic
_supported_os Linux

_require_test
_requires_renameat2
_require_test_symlinks

rename_dir=$TEST_DIR/$$
mkdir $rename_dir
touch $rename_dir/foo $rename_dir/bar
if ! src/renameat2 -t -x $rename_dir/foo $rename_dir/bar; then
    rm -f $rename_dir/foo $rename_dir/bar; rmdir $rename_dir
    _notrun "fs doesn't support RENAME_EXCHANGE"
fi
rm -f $rename_dir/foo $rename_dir/bar

# real QA test starts here

_rename_tests $rename_dir -x
rmdir $rename_dir

# success, all done
status=0
exit