why does linux-base-f7 exist if the binary compatibility is to a kernel too old to run it? (and how to change that?)

[Vince Hoffman]

Vince Hoffman wrote:
> Steve Franks wrote:
>> But there are sites (such as this one:
>> http://www.linux.com/feature/53055) that talk about actually using
>> linux_base-fc8 (which I can't even find on 7.0rc1).  How is that
>> possible if the kernel is too old for it?
>>
> 
> no idea about /usr/port/emulators/linux_base-8 which that article talks
> about, its not in my ports tree. but you can use linux_base-f7  if you
> set compat.linux.osrelease=2.6.16

Sorry to answer myself here, but Just looked and it seems
/usr/port/emulators/linux_base-8 was the redhat 8 port (ie ancient) and
has been
removed.(http://www.freebsd.org/cgi/cvsweb.cgi/ports/emulators/linux_base-8/Attic/Makefile)

> however its still a work in progress and wont always work as intended,
> for example it works fine on my laptop
> {root at prawn}#pkg_info -Ix linux_base
> linux_base-f7-7     Base set of packages needed in Linux mode (for
> i386/amd64)
> {root at prawn}#sysctl compat.linux.osrelease
> compat.linux.osrelease: 2.6.16
> 
> and I can use acrobat and other linux binaries, however my desktop at
> home would not start acrobat reader using compat.linux.osrelease=2.6.16
> and linux_base-f7-7, and I had to go back to linux_base-fc-4_10 and
> compat.linux.osrelease: 2.4.2.
> 
> 
> Vince
> 
>> Steve
>>
>> On Feb 8, 2008 9:42 AM, Vince Hoffman <jhary at unsane.co.uk> wrote:
>>> Steve Franks wrote:
>>>> [steve at fyre /usr/ports/emulators/linux_base-f7]$ sudo make install clean
>>>> ===>  linux_base-f7-7 compat.linux.osrelease: 2.4.2 is not supported.
>>>> *** Error code 1
>>>>
>>>> Stop in /usr/ports/emulators/linux_base-f7.
>>>>
>>>> ???
>>> Theres work in progress to update the binary compatibility.
>>> http://wiki.freebsd.org/linux-kernel
>>>
>>> I would imagine the linux_base-f7 is useful for testing.
>>>
>>>
>>> Vince
>>>
>>>> Thanks,
>>>> Steve
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>>
>>
> 
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