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view R/rdc/demo/sqrt.R @ 54:918dab7a6606

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- added callback support (comes with some bigger refactoring) - allow CPython's Py{CObject,Capsule} to be used as 'p'ointers
author Tassilo Philipp
date Tue, 02 Feb 2021 20:42:02 +0100
parents 0cfcc391201f
children
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# 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)