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iinm/trap_example.bash

Last active October 11, 2020 08:36
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trap_example.bash
#!/usr/bin/env bash
set -eu
on_exit() {
exit_status="$?"
echo "--- on_exit: exit_status=$exit_status"
return "$exit_status"
}
on_cancel() {
echo "--- on_cancel:"
trap -- EXIT
trap -- TERM
kill -s TERM $$
}
trap 'on_exit' EXIT
trap 'on_cancel' HUP INT QUIT TERM
"$@" &
wait "$(jobs -p)"
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