From: Junio C Hamano <gitster@pobox.com>
Date: Thu, 17 Sep 2020 00:57:07 GMT
Subject: Re: [PATCH] config: option transfer.ipversion to set transport protocol version for network fetches
Message-ID: <xmqqimcdte3g.fsf@gitster.c.googlers.com>
In-Reply-To: <20200917004828.GA2442845@coredump.intra.peff.net>

Jeff King <peff@peff.net> writes:

> My suggestion elsewhere was to have an "unset" value, and then resolve
> it at the time-of-use, something like:
>
> diff --git a/transport.c b/transport.c
> index 43e24bf1e5..6414a847ae 100644
> --- a/transport.c
> +++ b/transport.c
> @@ -248,6 +248,9 @@ static int connect_setup(struct transport *transport, int for_push)
>  	if (data->conn)
>  		return 0;
>  
> +	if (transport->family == TRANSPORT_FAMILY_UNSET)
> +		transport->family = transport_family_config;
> +

Ah, OK, if we want to configure it the other way around, yes, we
need "the command line didn't say any" value.  The context of the
"elsewhere" discussion was wnat I was missing (I'd happily blame
vger for not delivering mails in order ;-).