NetBSD/tests/kernel/t_nointerpreter.sh

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# $NetBSD: t_nointerpreter.sh,v 1.1 2020/06/25 16:16:48 jruoho Exp $
#
# Copyright (c) 2020 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Jukka Ruohonen.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
tmp="/tmp/nointerpreter"
atf_test_case nointerpreter cleanup
nointerpreter_head() {
atf_set "descr" "Check that executing shell scripts without a " \
"specified interpreter does not spam (PR kern/52744)"
}
nointerpreter_body() {
echo "echo hello world" > $tmp
chmod u+x $tmp
. $tmp
spam=$(dmesg | grep "check exec failed")
if [ ! -z $spam ]; then
atf_fail "Kernel spams harmless diagnostics"
fi
}
nointerpreter_cleanup() {
if [ -f $tmp ]; then
rm $tmp
fi
}
atf_init_test_cases() {
atf_add_test_case nointerpreter
}