15 lines
261 B
Plaintext
15 lines
261 B
Plaintext
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trap "echo USR1 received" USR1
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stub() {
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echo "Sleeping"
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sleep $1
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echo "$1 sec passed, sending USR1 to parent"
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kill -USR1 $$
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}
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stub 3 &
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stub 2 &
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sleep 1
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until { echo "Waiting"; wait; } do
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echo "Wait exit code: $?"
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done
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echo "Wait returned 0"
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