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Optional option argument Shiro Kawai (07 Jul 2020 02:44 UTC)
Re: Optional option argument Marc Nieper-Wi├čkirchen (07 Jul 2020 09:35 UTC)
Re: Optional option argument Anthony Carrico (08 Jul 2020 16:49 UTC)
(missing)
Re: Optional option argument Anthony Carrico (08 Jul 2020 23:41 UTC)
Re: Optional option argument John Cowan (08 Jul 2020 23:43 UTC)
Re: Optional option argument Anthony Carrico (09 Jul 2020 00:05 UTC)
Re: Optional option argument John Cowan (09 Jul 2020 00:07 UTC)
Re: Optional option argument Anthony Carrico (09 Jul 2020 00:18 UTC)
Re: Optional option argument John Cowan (09 Jul 2020 00:22 UTC)
Re: Optional option argument Arthur A. Gleckler (30 Nov 2020 19:24 UTC)
Re: Optional option argument Anthony Carrico (30 Nov 2020 21:12 UTC)
Re: Optional option argument Arthur A. Gleckler (01 Dec 2020 00:56 UTC)
Re: Optional option argument Eugenio Montano (01 Dec 2020 01:50 UTC)
Re: Optional option argument Arthur A. Gleckler (01 Dec 2020 01:57 UTC)
Re: Optional option argument Anthony Carrico (01 Dec 2020 14:18 UTC)
Re: Optional option argument Shiro Kawai (08 Jul 2020 19:27 UTC)
Re: Optional option argument Anthony Carrico (08 Jul 2020 23:57 UTC)
Fwd: Optional option argument Arthur A. Gleckler (07 Jul 2020 17:34 UTC)
Re: Fwd: Optional option argument Anthony Carrico (08 Jul 2020 16:10 UTC)
Re: Fwd: Optional option argument Arthur A. Gleckler (08 Jul 2020 19:29 UTC)

Re: Optional option argument Anthony Carrico 09 Jul 2020 00:05 UTC

On 7/8/20 7:43 PM, John Cowan wrote:
> It's a real ambiguity: if -o takes an optional argument, then is -obar
> the -o flag with bar, or is it the flags -o -b -a -r?  I think the GNU
> rules are intended to discourage the first interpretation.

Are you sure? I would say it mandates the first interpretation.

"Two colons mean an option takes an optional arg; if there is text in
the current argv-element (i.e., in the same word as the option name
itself, for example, "-oarg"), then it is returned in optarg, otherwise
optarg is set to zero."

--
Anthony Carrico