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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0-only
# Copyright (C) 2015-2019 ARM Limited.
# Original author: Dave Martin <Dave.Martin@arm.com>
set -ue
NR_CPUS=`nproc`
pids=
logs=
cleanup () {
trap - INT TERM CHLD
set +e
if [ -n "$pids" ]; then
kill $pids
wait $pids
pids=
fi
if [ -n "$logs" ]; then
cat $logs
rm $logs
logs=
fi
}
interrupt () {
cleanup
exit 0
}
child_died () {
cleanup
exit 1
}
trap interrupt INT TERM EXIT
for x in `seq 0 $((NR_CPUS * 4))`; do
log=`mktemp`
logs=$logs\ $log
./za-test >$log &
pids=$pids\ $!
done
# Wait for all child processes to be created:
sleep 10
while :; do
kill -USR1 $pids
done &
pids=$pids\ $!
wait
exit 1
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