added disp function and use it
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@@ -52,18 +52,18 @@ settrace ()
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;;
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"--on")
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if [[ $status == "on" ]]; then
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echo "Warning: ERR signal trap is already set, replacing previous trap!"
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disp W "ERR signal trap is already set, replacing previous trap!"
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fi
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trap "error" ERR
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;;
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"--off")
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if [[ $status != "on" ]]; then
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echo "Warning: ERR signal trap is already unset!"
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disp W "ERR signal trap is already unset!"
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fi
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trap - ERR
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;;
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"--status")
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echo "ERR trap signal is ${status}."
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disp "ERR trap signal is ${status}."
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;;
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esac
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done
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