xref: /netbsd-src/tests/lib/libc/stdio/t_intr.sh (revision afab4e300d3a9fb07dd8c80daf53d0feb3345706)
1# $NetBSD: t_intr.sh,v 1.6 2021/10/31 11:36:26 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 $4}' )
40	local need=$(( 2 * $MAX * 8 / 1000000 ))
41	if [ $avail -lt $need ]; then
42		atf_skip "not enough free space in working directory"
43	fi
44
45	"${DIR}/h_makenumbers" "$1" > numbers.in
46	"${DIR}/h_intr" \
47	    -p "$2" -a ${SSIZE} -b ${BSIZE} -t ${TMOUT} \
48	    -c "dd of=numbers.out msgfmt=quiet" numbers.in
49	atf_check -o "file:numbers.in" cat numbers.out
50}
51
52atf_test_case stdio_intr_ionbf
53stdio_intr_ionbf_head()
54{
55	atf_set "descr" "Checks stdio EINTR _IONBF"
56}
57stdio_intr_ionbf_body()
58{
59	h_test ${MAX} IONBF
60}
61
62atf_test_case stdio_intr_iolbf
63stdio_intr_iolbf_head()
64{
65	atf_set "descr" "Checks stdio EINTR _IOLBF"
66}
67stdio_intr_iolbf_body()
68{
69	h_test ${LMAX} IOLBF
70}
71
72atf_test_case stdio_intr_iofbf
73stdio_intr_iofbf_head()
74{
75	atf_set "descr" "Checks stdio EINTR _IOFBF"
76}
77stdio_intr_iofbf_body()
78{
79	h_test ${LMAX} IOFBF
80}
81
82atf_init_test_cases()
83{
84	atf_add_test_case stdio_intr_ionbf
85	atf_add_test_case stdio_intr_iolbf
86	# flappy test; see fflush.c 1.19 to 1.24
87	#atf_add_test_case stdio_intr_iofbf
88}
89