Re: [Qemu-devel] [RFC] linux-user (mostly syscall.c)

[Fabrice Bellard <fabrice@bellard.org>]

Thayne Harbaugh wrote:
> On Sat, 2007-11-03 at 13:52 +0100, J. Mayer wrote:
>> On Sat, 2007-11-03 at 01:21 +0000, Thiemo Seufer wrote:
>> [...]
>>  But it could be great to group the syscalls by
>> categories, or so. For example, putting all POSIX compliant syscalls in
>> a single file and using a syscall table could make quite easy to develop
>> a BSD-user target (I did this in the past, not in Qemu though...). POSIX
>> compliant interfaces can mostly be shared with Linux ones and a lot of
>> other syscalls are common to the 3 BSD flavors (Net, Open and Free..).
>> Being able to add a BSD target sharing the same code would be a proof
>> the code is flexible and well organized; I guess large parts of the
>> Darwin user target could also be merged with a FreeBSD user target...
> 
> That's a reasonable strategy as well.  I've looked through some of the
> darwin code and have considered how common code could be merged.

I am strongly against such merges.

Different OS emulation must be handled in different directories (and
maybe even in different projects) as they are likely to have subtle
differences which makes impossible to test a modification made for one
OS without testing all the other OSes.

Regards,

Fabrice.