PATCH: Add sysdeps/unix/sysv/linux/x86_64/x32/lseek.S

H.J. Lu hjl.tools@gmail.com
Mon May 21 22:37:00 GMT 2012


On Mon, May 21, 2012 at 2:56 PM, Roland McGrath <roland@hack.frob.com> wrote:
>> I believe it is a bug on x86-64:
>
> It could be called that, but it's far too late to remove anything from that
> ABI.
>
>> x86-64 provides a llseek which is an alias of lseek.  I don't see how
>> it can work as llseek:
>>
>>       int _llseek(unsigned int fd, unsigned long offset_high,
>>                    unsigned long offset_low, loff_t *result,
>>                    unsigned int whence);
>
> Since we don't have a declaration for llseek in any libc header file, it
> could just as well be said that llseek has a different signature (that of
> lseek64) on 64-bit machines.
>

I can add llseek to x32 and make it an alias of lseek64 if needed.

Still x32 needs an dummy lseek.S.


-- 
H.J.



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