Re: [PATCH] lib/stdio.in.h: define _POSIX_C_SOURCE on >=Sierra

[Sevan Janiyan]

On 07/11/2023 21:53, Bruno Haible wrote:
> > sprintf and vsprintf were deprecated in macOS Sierra 10.12.
> First, we need to get the facts right. Paul indicated in
> <https://lists.gnu.org/archive/html/bug-gnulib/2023-03/msg00006.html>
> that the problem occurs starting with macOS 13.

I did look at the libc source to find version numbers but wasn't paying 
close attention and missed that the change in Sierra is related to Swift.
int	 vsprintf(char * __restrict, const char * __restrict, va_list) 
__printflike(2, 0) __swift_unavailable("Use vsnprintf instead.");

https://github.com/apple-oss-distributions/Libc/blob/337e89574a59b5259d3c953a425bbd3bb2ffff04/include/stdio.h#L314


Sevan