1# $NetBSD: t_intr.sh,v 1.7 2024/05/01 11:40:25 gson Exp $
2#
3# Copyright (c) 2021 The NetBSD Foundation, Inc.
4# All rights reserved.
5#
6# This code is derived from software contributed to The NetBSD Foundation
7# by Christos Zoulas.
8#
9# Redistribution and use in source and binary forms, with or without
10# modification, are permitted provided that the following conditions
11# are met:
12# 1. Redistributions of source code must retain the above copyright
13#    notice, this list of conditions and the following disclaimer.
14# 2. Redistributions in binary form must reproduce the above copyright
15#    notice, this list of conditions and the following disclaimer in the
16#    documentation and/or other materials provided with the distribution.
17#
18# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
19# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
20# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
22# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28# POSSIBILITY OF SUCH DAMAGE.
29#
30
31DIR=$(atf_get_srcdir)
32MAX=10000000
33LMAX=1000000
34BSIZE=128000
35SSIZE=256000
36TMOUT=20
37
38h_test() {
39	local avail=$( df -m . | awk '{if (int($4) > 0) print $4}' )
40	# The test data are stored in triplicate: numbers.in, numbers.out,
41	# and a temporary "stdout" file created by ATF.  Each line consists
42	# of up to 7 digits and a newline for a total of 8 bytes.
43	local need=$(( 3 * $MAX * 8 / 1000000 ))
44	if [ $avail -lt $need ]; then
45		atf_skip "not enough free space in working directory"
46	fi
47
48	"${DIR}/h_makenumbers" "$1" > numbers.in
49	"${DIR}/h_intr" \
50	    -p "$2" -a ${SSIZE} -b ${BSIZE} -t ${TMOUT} \
51	    -c "dd of=numbers.out msgfmt=quiet" numbers.in
52	atf_check -o "file:numbers.in" cat numbers.out
53}
54
55atf_test_case stdio_intr_ionbf
56stdio_intr_ionbf_head()
57{
58	atf_set "descr" "Checks stdio EINTR _IONBF"
59}
60stdio_intr_ionbf_body()
61{
62	h_test ${MAX} IONBF
63}
64
65atf_test_case stdio_intr_iolbf
66stdio_intr_iolbf_head()
67{
68	atf_set "descr" "Checks stdio EINTR _IOLBF"
69}
70stdio_intr_iolbf_body()
71{
72	h_test ${LMAX} IOLBF
73}
74
75atf_test_case stdio_intr_iofbf
76stdio_intr_iofbf_head()
77{
78	atf_set "descr" "Checks stdio EINTR _IOFBF"
79}
80stdio_intr_iofbf_body()
81{
82	h_test ${LMAX} IOFBF
83}
84
85atf_init_test_cases()
86{
87	atf_add_test_case stdio_intr_ionbf
88	atf_add_test_case stdio_intr_iolbf
89	# flappy test; see fflush.c 1.19 to 1.24
90	#atf_add_test_case stdio_intr_iofbf
91}
92