Re: glibc and getgrouplist

[Pavel Tsekov <ptsekov gmx net>]

Hello,

On Thu, 21 Jul 2005, Roland Illig wrote:

> Pavel Tsekov wrote:
> > Hello,
> >
> > On Thu, 21 Jul 2005, Leonard den Ottolander wrote:
> >
> >
> >>How does one test for the availability of glibc in configure.ac, and for
> >>glibc's version next?
> >
> >
> > Please, don't do this. The check should be made at runtime and not
> > configure time. Andrew's approach seems better to me. And it is not only
> > 2.3.2 - also other versions are affected:
>
> What about this?
>
> #ifndef HAVE_GNU_GET_LIBC_VERSION
> #  define may_use_getgrouplist() (TRUE)
> #else
> #  include <gnu/libc-version.h>
> #  define may_use_getgrouplist() \
>          (strcmp(gnu_get_libc_version(), "2.3.3") > 0)
> #endif

Well, this was already discussed. It is not good enough. Let's do this the
right way. Addin a new option to mc.lib is not really a big deal. I think
we can add the new option  without adding a gui element to support it for
now.