[Fwd: Re: [Bug-gnulib] 03-getndelim2-c89.diff]

[Derek Robert Price]

Paul Eggert  <eggert@cs.ucla.edu> writes:

> Derek Robert Price <derek@ximbiot.com> writes:
>
> > Here's a quick patch to remove the K&R support from getndelim2 since
> > GNULIB standardized on C89.
>
> That patch assumes <stdlib.h>, but gnulib currently assumes only the
> minimal headers supplied by C89 freestanding compilers; it doesn't
> assume the extra headers supplied by C89 hosted compilers.
>
> Our current suggestion for older hosts is "install an old version of
> GCC first; then use that".  But on native K&R hosts, GCC is merely a
> freestanding compiler; it's not a hosted compiler, because it doesn't
> guarantee C89 conformance for headers other than the headers that GCC
> supplies itself, namely <float.h>, <limits.h>, <stdarg.h>, and
> <stddef.h>.
>
> Perhaps it will make more practical sense to assume C89 hosted
> compilers at some point; I don't know whether we've reached that point
> yet, though.
>
> The mkstemp patch that you also sent is a similar case.


So we can't assume all the headers if we're to continue following 
GNULIB.  I'm updating configure and should have the patch checked in 
later today.

Derek

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