On Tue, Dec 03 2019, Klemens Nanni <k...@openbsd.org> wrote:
> On Mon, Dec 02, 2019 at 08:31:02AM +0000, Miod Vallat wrote:
>> grep(1), when invoked with the -R option but no path, displays a
>> "recursive search of stdin" warning and acts as if -R had not been
>> specified.
>> 
>> GNU grep, in that case, will perform a recursive search in the current
>> directory, i.e. uses an implicit "." path if none is given.
>> 
>> This is IMO a much better behaviour. What about the following diff?
> Document this.
>
> OK?

yep, ok jca@

> Index: grep.1
> ===================================================================
> RCS file: /cvs/src/usr.bin/grep/grep.1,v
> retrieving revision 1.49
> diff -u -p -r1.49 grep.1
> --- grep.1    7 Oct 2019 20:51:34 -0000       1.49
> +++ grep.1    2 Dec 2019 23:58:56 -0000
> @@ -246,6 +246,11 @@ will only search a file until a match ha
>  making searches potentially less expensive.
>  .It Fl R
>  Recursively search subdirectories listed.
> +If no
> +.Ar file
> +is given,
> +.Nm
> +searches the working directory.
>  .It Fl s
>  Silent mode.
>  Nonexistent and unreadable files are ignored
>

-- 
jca | PGP : 0x1524E7EE / 5135 92C1 AD36 5293 2BDF  DDCC 0DFA 74AE 1524 E7EE

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