bug#38792: man grep

[Paul Eggert]

On 12/29/19 11:10 AM, Stephane Chazelas wrote:

> Note that that wording makes it unclear what the exit status
> should be if -o is in use.

It seems reasonably clear that a line would be selected if any part of it is
selected. Anyway, that text is exactly the same as before, so rewordsmithing it
could be a different thread.

> It should be
> 
> grep -n -- 'f.*\.c$' *g*.h /dev/null

Thanks, done in the attached patch.

> (why not using -H instead of /dev/null btw?).

I wanted the example to be portable.

0001-doc-Add-to-more-complex-example.patch
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