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Re: how does ssh cause this loop to preterminate?
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From: |
Dale R. Worley |
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Subject: |
Re: how does ssh cause this loop to preterminate? |
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Date: |
Wed, 24 Mar 2021 22:12:18 -0400 |
Eduardo Bustamante <dualbus@gmail.com> writes:
> The summary is that SSH is reading from the same file descriptor as
> "read". Use '-n' (or redirect SSH's stdin from /dev/null) to prevent
> this.
Oh, yeah, I've been bitten by that one many times.
Another solution, though more awkward, is feeding the data for read into
a higher-numbered fd and using "read -u [fd]" to read it.
Dale