From: Alex Riesen <raa.lkml@gmail.com>
Date: Mon, 19 Oct 2009 06:12:13 GMT
Subject: Re: [PATCH] Use "--no-" prefix to switch off some of checkout dwimmery
Message-ID: <81b0412b0910182312h583e74e4v2678eb4375164c34@mail.gmail.com>
In-Reply-To: <81b0412b0910182307n53b4a51cvaa14829ea8b40207@mail.gmail.com>

On Mon, Oct 19, 2009 at 08:07, Alex Riesen <raa.lkml@gmail.com> wrote:
> On Mon, Oct 19, 2009 at 00:49, Junio C Hamano <gitster@pobox.com> wrote:
>> Alex Riesen <raa.lkml@gmail.com> writes:
>>> +             OPT_SET_INT(0, "dwim", &dwim_new_local_branch,
>>> +                         "Guess local branch from remote reference (default)", 0),
>>
>> Humph, how does SET_INT know to set it to 1 with --dwim and set it to 0
>> with --no-dwim?
>
> It seems to do, though (I checked before sending).
>

Right, just looked at the parse-options: it is defined for all types.

parse-options.c +/get_value

	const int unset = flags & OPT_UNSET;
...
	case OPTION_SET_INT:
		*(int *)opt->value = unset ? 0 : opt->defval;
		return 0;

Very useful.