dup3(2) now specified by POSIX.1-2024

[Alejandro Colomar]

Hi Collin,

On Mon, Apr 21, 2025 at 01:42:50PM -0700, Collin Funk wrote:
> Alejandro Colomar <alx@kernel.org> writes:
> 
> > dup3(2) is now specified by POSIX.1-2024.  It should be provided when
> > the POSIX feature test macros are used.  Are there any POSIX.1-2024
> > macros yet, or is there any ongoing work for that?
> 
> I started working on conform tests for ISO C23 [1]. It is my goal to
> work on updating conform for C23 and then moving to POSIX.1-2024.
> 
> That will involve updating the feature macros like __USE_GNU to use new
> ones defined under _POSIX_C_SOURCE==202405L || _XOPEN_SOURCE==800.

Thanks!  Please let me know when you're done with C23; we should
document that in the manual pages.


Have a lovely night!
Alex

> 
> Collin
> 
> [1] https://public-inbox.org/libc-alpha/20250413231200.549774-1-collin.funk1@gmail.com/T/#t

-- 
<https://www.alejandro-colomar.es/>
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