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- #!/bin/sh
- # SPDX-License-Identifier: GPL-2.0-or-later
- # Copyright (c) International Business Machines Corp., 2000
- # Copyright (c) Linux Test Project, 2012-2019
- # Regression test for max links per file
- # Author: Ngie Cooper <yaneurabeya@gmail.com>
- TST_NEEDS_TMPDIR=1
- TST_TESTFUNC=do_test
- TST_OPTS="a:s:"
- TST_PARSE_ARGS=parse_args
- TST_USAGE=usage
- . tst_test.sh
- hard_links=1000
- soft_links=1000
- usage()
- {
- echo "Usage: linktest.sh {-a n} {-s n}"
- echo "-a n Hard link count"
- echo "-s n Soft link count"
- }
- parse_args()
- {
- tst_is_int "$2" || tst_brk TBROK "-$1 must be integer ($2)"
- [ "$2" -ge 0 ] || tst_brk TBROK "-$1 must be >= 0 ($2)"
- case $1 in
- a) hard_links=$2;;
- s) soft_links=$2;;
- esac
- }
- do_link()
- {
- local prefix="$1"
- local ln_opts="$2"
- local limit="$3"
- local prefix_msg="$4"
- local lerrors=0
- local i=0
- local rtype="TFAIL"
- tst_res TINFO "test $prefix_msg link, limit: $limit"
- cd "${prefix}link.$$"
- while [ $i -lt $limit ]; do
- if ! ln $ln_opts "$PWD/${prefix}file" ${prefix}file${i}; then
- lerrors=$((lerrors + 1))
- fi
- i=$((i + 1))
- done
- cd ..
- [ $lerrors -eq 0 ] && rtype="TPASS"
- tst_res $rtype "errors: $lerrors"
- }
- do_test()
- {
- mkdir hlink.$$ slink.$$
- touch hlink.$$/hfile slink.$$/sfile
- do_link "s" "-s" $soft_links "symbolic"
- do_link "h" "" $hard_links "hard"
- rm -rf hlink.$$ slink.$$
- }
- tst_run
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