2014-08-28 10:58:07 +00:00
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#!/usr/bin/env bash
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# This script shows tmux spinner with a message. It is intended to be running
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# as a background process which should be `kill`ed at the end.
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#
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# Example usage:
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#
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# ./tmux_spinner.sh "Working..." "End message!" &
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# SPINNER_PID=$!
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# ..
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# .. execute commands here
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# ..
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# kill $SPINNER_PID # Stops spinner and displays 'End message!'
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MESSAGE="$1"
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END_MESSAGE="$2"
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SPIN='-\|/'
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2014-09-24 12:30:05 +00:00
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trap "tmux display-message '$END_MESSAGE'; exit" SIGINT SIGTERM
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2014-08-28 10:58:07 +00:00
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main() {
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local i=0
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while true; do
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i=$(( (i+1) %4 ))
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tmux display-message " ${SPIN:$i:1} $MESSAGE"
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sleep 0.1
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done
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}
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main
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