lix-releng-staging/tests/parallel.builder.sh
Eelco Dolstra 20d0598928 Drop dependency on ‘expr’
http://hydra.nixos.org/build/8715639

Not sure why this causes a failure now.
2014-02-06 13:51:57 +01:00

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echo "DOING $text"
# increase counter
while ! ln -s x $shared.lock 2> /dev/null; do
sleep 1
done
test -f $shared.cur || echo 0 > $shared.cur
test -f $shared.max || echo 0 > $shared.max
new=$(($(cat $shared.cur) + 1))
if test $new -gt $(cat $shared.max); then
echo $new > $shared.max
fi
echo $new > $shared.cur
rm $shared.lock
echo -n $(cat $inputs)$text > $out
sleep $sleepTime
# decrease counter
while ! ln -s x $shared.lock 2> /dev/null; do
sleep 1
done
test -f $shared.cur || echo 0 > $shared.cur
echo $(($(cat $shared.cur) - 1)) > $shared.cur
rm $shared.lock