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      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 
     31 DIR=$(atf_get_srcdir)
     32 MAX=10000000
     33 LMAX=1000000
     34 BSIZE=128000
     35 SSIZE=256000
     36 TMOUT=20
     37 
     38 h_test() {
     39 	local avail=$( 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 
     55 atf_test_case stdio_intr_ionbf
     56 stdio_intr_ionbf_head()
     57 {
     58 	atf_set "descr" "Checks stdio EINTR _IONBF"
     59 }
     60 stdio_intr_ionbf_body()
     61 {
     62 	h_test ${MAX} IONBF
     63 }
     64 
     65 atf_test_case stdio_intr_iolbf
     66 stdio_intr_iolbf_head()
     67 {
     68 	atf_set "descr" "Checks stdio EINTR _IOLBF"
     69 }
     70 stdio_intr_iolbf_body()
     71 {
     72 	h_test ${LMAX} IOLBF
     73 }
     74 
     75 atf_test_case stdio_intr_iofbf
     76 stdio_intr_iofbf_head()
     77 {
     78 	atf_set "descr" "Checks stdio EINTR _IOFBF"
     79 }
     80 stdio_intr_iofbf_body()
     81 {
     82 	h_test ${LMAX} IOFBF
     83 }
     84 
     85 atf_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