Re: [Libguestfs] [nbdkit PATCH 2/2] server/sockets: get rid of AI_ADDRCONFIG

On Tue, Jan 18, 2022 at 02:48:33PM +0100, Laszlo Ersek wrote: > + case '4': > + tcpip_sock_af = AF_INET; > + break; > + > + case '6': > + tcpip_sock_af = AF_INET6; > + break; Thus, if the user uses nbdkit -46 (or -64), the last one specified silently overrides the earlier one, rather than being diagnosed as conflicting or explicitly permitting both. The override effect matches the long-option naming --ipv4-only, so I can live with it, but I'm also open to the idea of explicitly adding code to diagnose both options at the same time as an error, if we think that's friendlier than silent override.