Marius, Note that this will _not_ make it possible to run the different R versions simultaneously.
Kasper On Tue, Oct 11, 2011 at 10:19 AM, Simon Urbanek <[email protected]> wrote: > > On Oct 11, 2011, at 6:24 AM, Marius Hofert wrote: > >> Hi, >> >> I have multiple R versions installed and would like to switch between them >> via setting the symblic link "Current". To make this a bit more convenient, >> I defined two "aliases" in .bashrc: >> >> alias R2.13='d=/Library/Frameworks/R.framework/Versions; rm $d/Current; ln >> -s $d/2.13 $d/Current' >> alias R2.14='d=/Library/Frameworks/R.framework/Versions; rm $d/Current; ln >> -s $d/2.14 $d/Current' >> > > Try > > ln -sfn 2.13 /Library/Frameworks/R.framework/Versions/Current > > You'll need to be admin of the computer, otherwise you'll need sudo or change > permissions. Note that for symlinks you'll need extra -h in chown otherwise > you're changing ownership of the target not the link. If in doubt (ie., you > messed with permissions before), run sudo chmod g+w -R > /Library/Frameworks/R.framework > > Cheers, > Simon > > >> On executing R2.13 in the terminal, I get: >> rm: /Library/Frameworks/R.framework/Versions/Current: Permission denied >> ln: /Library/Frameworks/R.framework/Versions/Current/2.13: Permission denied >> >> If I chown Current, I still get: >> rm: /Library/Frameworks/R.framework/Versions/Current: Permission denied >> >> I (bad) solution is to put in "sudo" in the alias... >> >> How is it done correctly? >> >> Cheers, >> >> Marius >> >> PS: I also posted it for future reference, I've only found the idea of using >> ln -s on the help pages/FAQ, but not how to get around the permission issue. >> _______________________________________________ >> 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
