RFC: Generate lib-names.h and stubs.h from ABI-LIST

[H.J. Lu]

On Thu, May 24, 2012 at 3:43 PM, Joseph S. Myers
<joseph@codesourcery.com> wrote:
> On Thu, 24 May 2012, H.J. Lu wrote:
>
>> > Put them all in sysdeps/x86/shlib-versions, where sysdeps/x86 is a new
>> > directory shared by all three ABIs (we know we want such directories
>> > anyway to get them all using the same installed headers).
>> >
>>
>> sysdeps/x86_64/64/shlib-versions has
>>
>> x86_64-.*-linux.*     DEFAULT                 GLIBC_2.2.5
>> x86_64-.*-linux.*     ld=ld-linux-x86-64.so.2 GLIBC_2.2.5
>>
>> sysdeps/x86_64/x32/shlib-versions has
>>
>> x86_64-.*-linux.*     DEFAULT                 GLIBC_2.16
>> x86_64-.*-linux.*     ld=ld-linux-x32.so.2    GLIBC_2.16
>> x86_64-.*-.*          ABI                     x32-@OS@
>>
>> Which one to use for x86-64 and x32 builds?
>
> See what I suggested in
> <http://sourceware.org/ml/libc-alpha/2012-05/msg01022.html>: keying
> shlib-versions contents off the name of a variant rather than a triplet,
> since once they are in sysdeps directories they'll no longer need the
> triplet name as it stands at present.

How do you pick which variant to use? Where will the
selection be made?


-- 
H.J.