On 3/10/22 9:09 AM, Rainer Jung wrote:
> First thanks to Stefan for downgrading his release system. It is a good
> workaround for the observed problems.
>
> Since downgrades are not a long term solution, here's the status info to
> avoid confusion.
>
> We observed two problems that had to do with using a recent autoconf version
> (2.70 an above) during releasing:
>
> - bundled APR configure broken (ongoing)
>
> This is already fixed by adjusting one of our autoconf macros in APR 1.7.x
> and trunk (I think not in 1.6.x). But we didn't have an
> APR release since a long time, so the deps tarball for httpd still contains
> the latest but unfixed APR version. Once we will have
> a new APR release und bundle that, this autoconf problem will be gone and the
> latest autoconf should again be fine.
>
> - thread local detection broken in httpd.h (fixed)
>
> This is not a configure time problem, but a compile time problem. But it is
> still related to configure, because since autoconf
> 2.70 our call to AC_PROG_CC also checks whether the compiler support C11. For
> some gcc versions, eg. 4.8.x, this leads in
> "-std=gnu11" being added to the compiler flags. This in combination with
> httpd.h in 2.4.53-rc1 lead to a compile time failure.
But isn't this a bug in autoconf to add this as 4.8.x does not implement C11?
Or should we blame it on gcc 4.8.x to accept
-std=gnu11 if it doesn't implement this?
Irrespective of the answers to the the questions above it is good that we have
the fix in httpd.h.
Regards
Rüdiger
