Re: [tcpdump] About HAVE_NO_PRINTF_Z

[Denis Ovsienko via tcpdump-workers <tcpdump-workers () lists tcpdump org>]

> --- Begin Message ---
>
>
> From: Denis Ovsienko <denis () ovsienko info>
>
> Date: Thu, 12 Jan 2023 09:04:34 +0000
>
> On Thu, 12 Jan 2023 00:10:22 -0800
> Guy Harris via tcpdump-workers <tcpdump-workers () lists tcpdump org>
> wrote:
>
> > So, if we care about %z support:
> >
> >       on UN*Xes, we'd have to drop support for OSes that don't
> > provide a C library that supports it;
>
> Thank you for the detailed analysis, Guy.  I did not realize the support
> is in the libc space rather than C99 space.  Do you think it would be
> appropriate to use [again] %lu instead of %zu for size_t and %ld instead
> of %z for ssize_t on systems that don't have %zu and %z?
>
> For that the HAVE_NO_PRINTF macro would have to be ported to CMake, but
> then the currently conditional tests would be able to pass everywhere
> (i.e. on Solaris 9).
>
> Whatever is the eventual solution, in any case from today's perspective
> it makes sense to stop masking these test failures.
>
> -- 
>     Denis Ovsienko
>
> --- End Message ---
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