Re: GSoC ideas

[Ludovic Courtès]

Samuel Thibault <samuel.thibault@gnu.org> skribis:

> Ludovic Courtès, on Wed 02 Mar 2016 11:09:28 +0100, wrote:
>> Manolis Ragkousis <manolis837@gmail.com> skribis:
>> > 1) Merge wip-hurd branch.
>> > 2) Make the daemon handle chroot builds on the Hurd.
>> > Note here that on the Hurd, one does not need to be root to achieve
>> > isolation, so I should change the daemon to use this capability.
>> 
>> I think an ideal situation would be if libc provides ‘mount’ and
>> ‘umount’, with MS_BIND implemented in terms of firmlinks.
>> 
>> I remember Roland was not thrilled with the idea of adding ‘mount’ and
>> ‘umount’, but it would clearly help porting.
>
> It can both help and hurt. Roland's concern is that we will probably not
> want to provide a mount() that behaves like Linux, because in some cases
> it may just not even make sense. So the "ported" software that would try
> to use it would just fail.

Do you have examples of GNU/Linux uses that would make no sense?

Other options include calling out to the ‘settrans’ command (inelegant
IMO), writing Guile bindings for some of the Hurd libraries, and/or some
sort of a MiG in Scheme (neat but takes some time!).

Ludo’.