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tests/signal.sh: fix AT&T's err_exit bogosity (re: 712261c8)

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This commit is contained in:
Martijn Dekker 2021-11-20 03:03:00 +01:00
parent 6829fc9a29
commit 98ea0c2dbb
1 changed files with 7 additions and 4 deletions
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11
src/cmd/ksh93/tests/signal.sh
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@ -49,18 +49,21 @@ done
done
EOF
} | head > /dev/null
(( $? == 0)) || err_exit "SIGPIPE with wrong error code $?"
# The below is kind of bogus as the err_exit from a bg job is never counted. But see extra check below.
[[ $(<out2) == $'PIPED\nPIPED' ]] || err_exit 'SIGPIPE output on standard error is not correct'
) &
cop=$!
{ sleep .4; kill $cop; } 2>/dev/null &
spy=$!
if wait $cop 2>/dev/null
then kill $spy 2>/dev/null
else err_exit "pipe with --pipefail PIPE trap hangs or produced an error"
else # 'wait $cop' will have passed on the nonzero exit status from the background job into $?
e=$?
err_exit "pipe with --pipefail PIPE trap hangs or produced an error" \
"(got status $e$( ((e>128)) && print -n /SIG && kill -l "$e"))"
fi
wait
exp=$'PIPED\nPIPED'
[[ $(<out2) == "$exp" ]] || err_exit 'SIGPIPE output on standard error is not correct' \
"(expected $(printf %q "$exp"), got $(printf %q "$(<out2)"))"
rm -f out2
actual=$( trap 'print -n got_child' SIGCHLD