view R/rdc/demo/sqrt.R @ 0:0cfcc391201f

initial from svn dyncall-1745
author Daniel Adler
date Thu, 19 Mar 2015 22:26:28 +0100
parents
children
line wrap: on
line source

# File: rdc/demo/sqrt.R
# Description: call sqrt

if (.Platform$OS.type == "unix") {
  dyn.load("/lib/libc.so.6")
} else {
  dyn.load("/windows/system32/msvcrt")
}

sym.sqrt <- getNativeSymbolInfo("sqrt")

x <- 144.0
rdcCall( sym.sqrt$address, "d)d", x)