[R-SIG-Mac] ./configure fails when creating R 2.15.3

Simon Urbanek simon.urbanek at r-project.org
Fri Mar 8 22:30:00 CET 2013

On Mar 8, 2013, at 3:50 PM, Paul Johnson wrote:

> I'm subscribing to R-devel, where may be the proper place to post this
> query. Sorry.
> I have a reason to create R from the source code. I have a MacBook Pro
> running OS X 10.8.2. I've downloaded 'gfortran-4.2.3.pkg' and
> installed Fortran.
> I downloaded R-2.15.3 and tried to do a "./configure".
> The configure fails and the error messages I'm seeing are:
> checking for dummy main to link with Fortran 77 libraries... none
> checking for Fortran 77 name-mangling scheme... unknown
> configure: WARNING: unknown Fortran name-mangling scheme
> checking whether gfortran appends underscores to external names... unknown
> configure: error: cannot use Fortran
> I've read the admin manual.
> My Mac system is vanilla, so I had been hoping that I'd have no
> difficulty generating R but unfortunately I was wrong. Can someone
> suggest something for me to try?

I suspect you forgot to set -arch and the architecture of your fortran and gcc doesn't match. Please see the Mac FAQ and use the proper flags or update your Fortran (so you have a 64-bit driver as well).


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