Patrice Dumas <pertusus <at> free.fr> writes: > > On Wed, Mar 21, 2012 at 04:24:11PM +0100, Markus Neteler wrote: > > On Wed, Mar 21, 2012 at 3:18 PM, Patrice Dumas <pertusus <at> free.fr> > > wrote: > > > On Wed, Mar 21, 2012 at 02:42:27PM +0100, Markus Neteler wrote: > > ...
... > > This function is missing on some platforms: Cygwin 1.7.4, mingw, BeOS. > > > > ... and MingW is one of the relevant platforms... > > Indeed, it seems in fact that none of xdr* are really implemented, so > that the platforms where the function is missing are merely listed... > But if R and grass both need it, that's a hint that it may make sense to > add them, even though you don't end up using it! > > I'll certainly go ask on the gnulib mailing list whether there is > specific issue with xdr and gauge the interest there. > For your information, R serialisation is moving away from XDR, which was written for Motorola and Sparc and assumes (I understand) big-endianness internally. Since most R platforms are now little-endian, serialising through XDR turns out to be a major performance hit for saving objects, and for passing objects via serialisation to worker nodes/cores. See: https://stat.ethz.ch/pipermail/r-devel/2012-January/063071.html https://stat.ethz.ch/pipermail/r-devel/2012-January/063108.html Hope this is relevant, Roger _______________________________________________ grass-dev mailing list grass-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-dev