linux cross-development (was: Re: /dev/null: No such file or
directory)
Alexander Leidinger
Alexander at Leidinger.net
Wed Sep 20 23:15:39 PDT 2006
Quoting "Marc G. Fournier" <scrappy at freebsd.org> (from Wed, 20 Sep
2006 18:45:09 -0300 (ADT)):
> On Wed, 20 Sep 2006, Alexander Leidinger wrote:
>
>> Quoting Kris Kennaway <kris at obsecurity.org> (from Tue, 19 Sep 2006
>> 21:41:27 -0400):
>>
>>> What happened to the linux_devtools port (which is supposed to take
>>> care of this) - was it never updated to parity with linux_base?
>>
>> No. There are several reasons.
>>
>> The current devtools port is a mess and interfered with the old
>> linux_base port in undesirable ways (can't remember exactly how, I
>> would have to have a look at it again). Bringing it into shape
>> would be a lot of work (nobody stepped up so far, but I didn't
>> asked for help for this because of the next reason).
>>
>> To cross-develop you need a full system, the linux_base port is a
>> lean and mean system. The current linux_base port is designed to
>> extend the FreeBSD system and to provide a good user experience for
>> those ports which are available in the ports collection (and most
>> probably for a lot of other applications). We rely on the
>> fallthrough to the native stuff in various places (e.g. we have
>> symlinks to the corresponding FreeBSD configs where it applies).
>> Doing a chroot into /compat/linux may work for some use cases, but
>> not for all (and you need to do a chroot for cross-compiling, else
>> you may pickup FreeBSD native stuff and get a lot of trouble) and
>> it is not advised to to a chroot into it (I should add a note about
>> this to the port...).
>>
>> The linux_dist ports are full linux systems. You can chroot into
>> them and you already have all you need (and you can use the gentoo
>> package-stuff to add additional stuff).
>
> Just curious, but why are the linux_dist ports trying to create devices
> in the dev directory? shouldn't one be using devfs to mount devices?
Good question. I agree with the devfs part. Let's as the maintainer (CCed).
Bye,
Alexander.
--
(1) If it's green or it wiggles, it's biology.
(2) If it stinks, it's chemistry.
(3) If it doesn't work, it's physics.
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