[Rcpp-devel] Fwd: [Rd] Toolchains for x64 Windows
djsamperi at gmail.com
Mon Jul 26 16:42:04 CEST 2010
Resent with fixed rcpp-devel address...
---------- Forwarded message ----------
From: Dominick Samperi <djsamperi at gmail.com>
Date: Mon, Jul 26, 2010 at 10:09 AM
Subject: Re: [Rcpp-devel] [Rd] Toolchains for x64 Windows
To: Romain Francois <romain at r-enthusiasts.com>
Cc: Rcpp-devel at lists.r-forge.r-project.org, Prof Brian Ripley <
ripley at stats.ox.ac.uk>
There was a time when Windows (and MacOS X) builds occurred shortly after a
updated at CRAN, and this appeared to be an automated process. Now there can
significant delay before a package is built for these platforms. Has the
to manual mode?
On Mon, Jul 26, 2010 at 8:44 AM, Romain Francois
<romain at r-enthusiasts.com>wrote:
> I'm just reposting this on the Rcpp mailing list in case people following
> Rcpp-devel don't follow R-devel.
> Le 26/07/10 08:58, Prof Brian Ripley a écrit :
>> The MinGW-w64 project, whose toolchains we use for 64-bit Windows, have
>> made some changes to their conventions *and* removed all the older
>> binary builds from their site. The current toolchains are not suitable
>> for use with R 2.11.x, and I've re-packaged an older version (which is)
>> as http://www.stats.ox.ac.uk/pub/Rtools/oldWin64toolchain.zip
>> The most critical change is to no longer have an additional leading
>> underscore on symbols, and we will adopt that convention for R 2.12.0.
>> R-devel is now set up by default to use it: if you have been building
>> R-devel with an older toolchain you will need to start afresh with the
>> new one, a snapshot of which is at
>> The currently recommended tools are (as ever) documented in the R-admin
>> manual for the version of R you use.
>> Static and import libraries (but fortunately not DLLs) are incompatible
>> across these changes. Only a very few binary packages (e.g. Rcpp [*])
>> contain these, but quite a few are built using import libraries for
>> external software, and either need the import libraries recompiled or to
>> be converted to link directly to DLLs. (These include RCurl RGtk2
>> cairoDevice hdf5 lossDev png rjags.) The libraries we use for CRAN
>> packages have all been recompiled: these are available under
>> old: http://www.stats.ox.ac.uk/pub/Rtools/goodies/Win64/
>> new: http://www.stats.ox.ac.uk/pub/Rtools/goodies/Win64No_/
>> Uwe Ligges does not yet have a build service for R-devel on win-builder:
>> it is hoped to have such a service within the next month using 32/64-bit
>> builds, the 64-bit part using the new toolchain.
>> Note that the underscore convention is not the only thing which has
>> changed: gcc 4.5.x is used (rather than 4.4.4) and there are extensive
>> changes to the headers. Some of these also necessitate changes to
>> [*] This means that if you use Rcpp the advice is to install from
>> sources yourself Rcpp and any packages using it if you are using R-devel
>> on Windows.
> Romain Francois
> Professional R Enthusiast
> +33(0) 6 28 91 30 30
> |- http://bit.ly/bc8jNi : Rcpp 0.8.4
> |- http://bit.ly/dz0RlX : bibtex 0.2-1
> `- http://bit.ly/a5CK2h : Les estivales 2010
> Rcpp-devel mailing list
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