[Rd] Building R package with .c sub-routine files

[pleydell at supagro.inra.fr]

> Create a file named Makevars in the same directory and put the  
> following line in it:
>
> OBJECTS=file1.o
>
> Then R CMD SHLIB will only compile file1.c.
>
> Kjell

Great, that's done the job nicely.

Many thanks
David