On Thu, 13 May 2004, Ingmar Visser wrote: > Dear Prof Ripley, > Thanks for your answer. > > On 5/12/04 2:52 PM, "Prof Brian Ripley" <[EMAIL PROTECTED]> wrote: > > > These normally occur (at that point) from having written off one end of an > > array. (If you are using .C/.Fortran, they try to copy back the > > arguments.) Compiling with bounds checking turned on can help, at least > > with Fortran. > > Can I invoke compile options if/when I use R cmd install etc. to install > packages?
By using a Makevars file: see Writing R Extensions. > The situation is this: I pass arguments from R to C, then most of these are > passed on to a Fortran routine, and then the same way back. > > I suppose that at the end of the C-routine the arguments are copied back to > R. Where/who or what decides what the length of a vector is that is passed > back to R? You do. It's the same length as you passed in. -- 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 ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
