How to wake up a sleeping bash script

Posted by xmodulo on Mar 12, 2021 4:11 AM EDT
Xmodulo; By Dan Nanni 		Mail this story
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Suppose you want to have a bash script that sleeps in the background normally, and wakes up to perform some task only when you send a signal to the script. Once the script completes the task, it then goes back to sleep. In this tutorial, let's find out how you can wake up a sleeping bash script by utilizing a named pipe.

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