[R-SIG-Mac] how to start R64 from M-x R...

[Simon Urbanek]

On Jan 12, 2010, at 14:47 , Christian Hoffmann wrote:

> Hi there,
>
> May be this question has been answered before, but how to start the  
> 64 bit version inside ESS? I have successfully used
> C-u M-x R then "--arch=x86_64" <RT>, but remembering "--arch=x86_64"  
> is a nuisance (for me...).
> Defining on Unix >  alias R64 'R --arch=x86_64 &' works only from  
> the terminal, so obviously this is an ESS thing (with elisp?) which  
> I am not versed in.
>

You may ask on the ESS list, but another way around is to change the  
default directly in the R start script by changing
: ${R_ARCH=/`arch`}
to
: ${R_ARCH=/x86_64}

Cheers,
Simon