On 2020-02-14 15:52, Tom Lane wrote:
> Yeah, I think that the C99 requirement has obsoleted a number of configure
> tests and related hackery in c.h. We just haven't got round to cleaning
> that up yet.
>
> BTW: I'm still concerned about the possibility of the C library being
> less than C99. The model that was popular back then, and which still
> exists on e.g. gaur, was that you could install a C99 *compiler* on
> a pre-C99 system, and the compiler would bring its own standard header
> files as necessary. While I don't have the machine booted up to check,
> I'm pretty sure that gaur's <stdint.h> is being supplied by the gcc
> installation not directly from /usr/include. On the other hand, that
> compiler installation is still dependent on the vendor-supplied libc.
Yeah, stdint.h belongs to the compiler, whereas intttypes.h belongs to
the C library. So if we require a C99 compiler we can get rid of all
tests and workarounds for stdint.h missing. Patch attached.
--
Peter Eisentraut http://www.2ndQuadrant.com/
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