On Feb 23, 2013, at 5:38 AM, Alton Ing wrote: > To get Rscript running in 64-bit mode on your 64-bit Mac OS X (Mountain Lion): > > sudo ln -s /Library/Frameworks/R.framework/Resources/bin/Rscript > /usr/bin/Rscript32 > sudo rm /usr/bin/Rscript > sudo echo '/Library/Frameworks/R.framework/Resources/bin/Rscript > --arch=x86_64 "$@"' > /usr/local/bin/Rscript64 > sudo cp /usr/local/bin/Rscript64 /usr/bin/Rscript > sudo chown root:admin /usr/bin/Rscript > sudo chmod 775 /usr/bin/Rscript >
This is probably the worst possible way to go about this - so readers please be warned - you really don't want to do that. We do provide Rscript in both variants so if you really want to force the one or another into /usr/bin/Rscript, just symlink the architecture you want. Cheers, Simon > If your old scripts encounter problems try using /usr/bin/Rscript32 > instead. Otherwise, you can revert /usr/bin/Rscript back using: > sudo rm /usr/bin/Rscript > sudo ln -s /Library/Frameworks/R.framework/Resources/bin/Rscript > /usr/bin/Rscript > > -Alton > > > On Fri, Feb 22, 2013 at 10:57 PM, Prof Brian Ripley > <[email protected]> wrote: >> On 23/02/2013 04:32, Alton Ing wrote: >>> >>> How can we change Rscript to execute in 64-bit? >>> >>> The following script prints "i386-apple-darwin9.8.0/i386 (32-bit)" : >>> >>> #!/usr/bin/env Rscript >>> sessionInfo()$platform >>> >>> I want to run RHadoop (rmr2) locally on Mac OS X 10.8.2 (Mountain >>> Lion) but it only works with Rscript in 64-bit mode. >> >> >> Where is that one from (we can't tell?) >> >> On a CRAN installation >> >> /Library/Frameworks/R.framework/Resources/bin/exec/x86_64/Rscript >> >> is 64-bit. And you can always run "Rscript --arch=x86_64" (not using env, >> though). >> >> >> >> -- >> Brian D. Ripley, [email protected] >> Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ >> University of Oxford, Tel: +44 1865 272861 (self) >> 1 South Parks Road, +44 1865 272866 (PA) >> Oxford OX1 3TG, UK Fax: +44 1865 272595 >> >> >> _______________________________________________ >> R-SIG-Mac mailing list >> [email protected] >> https://stat.ethz.ch/mailman/listinfo/r-sig-mac > > _______________________________________________ > R-SIG-Mac mailing list > [email protected] > https://stat.ethz.ch/mailman/listinfo/r-sig-mac > > _______________________________________________ R-SIG-Mac mailing list [email protected] https://stat.ethz.ch/mailman/listinfo/r-sig-mac
