bug#54035: Patch for easier use in scripting pipelines

[Paul Eggert]

On 2/23/22 23:11, Ulrich Eckhardt wrote:

> Just for my understanding, grep stops reading
> when it finds the first match and then the shell closes the output
> stream of cat. That in turn causes cat to fail (exit code 141, meaning
> SIGPIPE), because it can't write the rest of the data that it wants,
> right?

Right.

> I think that short reads (which could cause SIGPIPE) and the
> non-error exit code 1 deserve mention there. I'll take a look and
> perhaps file another patch.

I installed the attached to try to document this better.

0001-doc-mention-issues-with-set-e.patch
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