[Rd] Is it possible to pass a function argument from R to compiled code in C?

[Uwe Ligges]

You can evaluate R functions from C, see Writing R Extension.

Uwe Ligges


On 20.09.2011 19:26, Alireza Mahani wrote:
> I have a function in R that takes another function as argument:
>
> f<- function(g, ...) { #g is expected to be a function
> }
>
> I want to see if there is a way to implement "f" in C and calling it from R
> using ".C" interface. I know that I can use function pointers for my C
> implementation, but I imagine it's going to be nearly impossible to pass a
> function from R to C. Are there any exact or approximate solutions
> available?
>
> Thank you,
> Alireza Mahani
>
>
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