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#!/bin/bash
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# spin.sh -- show a spinner (for coverage test)
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# Copyright (C) 2014-present SheetJS
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wpid=$1
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delay=1
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str="|/-\\"
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while [ $(ps -a|awk '$1=='$wpid' {print $1}') ]; do
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t=${str#?}
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printf " [%c]" "$str"
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str=$t${str%"$t"}
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sleep $delay
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printf "\b\b\b\b"
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done
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