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Re: [Help-bash] Why is sleep not a builtin
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From: |
Greg Wooledge |
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Subject: |
Re: [Help-bash] Why is sleep not a builtin |
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Date: |
Fri, 22 Jun 2018 11:30:16 -0400 |
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User-agent: |
NeoMutt/20170113 (1.7.2) |
On Fri, Jun 22, 2018 at 09:33:53AM -0500, Jesse Hathaway wrote:
> I was curious as
> to why sleep is not a bash builtin so as to avoid all the forks, when waiting
> for another process to complete? The developer could have used wait, but
> then they can't provide any progress feedback to the user.
You can. You just have to run the notification as a second child process
that you terminate when you're done waiting for the first child process.
I'm assuming the notification process is a spinner, or a stream of dots,
or something of that nature. It's commonly done.