Re[8]: [Gc] Win64 GCC support

Ivan Maidanski ivmai at
Sun Jun 21 07:29:38 PDT 2009


NightStrike <nightstrike at> wrote:
> On Sun, Jun 21, 2009 at 3:00 AM, Petter Urkedal<urkedal at> wrote:
> > On 2009-06-20, NightStrike wrote:
> >> 2009/6/19 Ivan Maidanski <ivmai at>:
> >> > I guess current configure won't work for mingw-w64.
> >> >
> >> > ...
> > Your seem to be familiar with Automake, so you probably know what to do,
> > but since bdwgc takes a mostly architecture-based approach, my bet is:
> >
> >  * Check how ./config.guess identifies the platform.
> >  * Add a $host case in
> >  * Add the corresponding AC_DEFINEs.
> Going the AC_DEFINE route suggests that configure will handle the
> definitions and put the #defines in config.h.  However, you guys don't
> use config.h.  Do you instead use the DEFS variable, or something?
> This would also fall into autoconf realm, which is in a weird state.
> You seem to be generating configure with 2.61, but you have 2.53
> listed in your PREREQ line:
> # Generated by GNU Autoconf 2.61 for gc 7.2alpha3.
> AC_PREREQ(2.53)
> > Doing this, it's unlikely that you'll introduce anything that doesn't
> > also work on older Automake.  I don't have a Windows machine, so I'll
> > have to pass on the actual work.
> I can do the work, as it should be very easy.  It's just that I want
> to be clear how you guys want it done.  Going the AC_DEFINE route is
> handling it all at configure time instead of make time.  Both work
> fine, just tell me which to do and I'll do it.

If I understood correctly the question, we handling it at configure time (as we pass the desired --enable/disable-XXX to configure).


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