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view R/rdyncall/demo/qsort.R @ 44:0f86a5ecfe61

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- python: allow None to be passed for 'p'ointers, always passing NULL
author Tassilo Philipp
date Tue, 27 Oct 2020 18:44:18 +0100
parents 0cfcc391201f
children
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dynbind(c("msvcrt","c","c.so.6"), "qsort(piip)v;")
cb <- new.callback("pp)i",function(px,py){  
  x <- .unpack(px, 0, "d")
  y <- .unpack(py, 0, "d")
  if (x >  y) return(1) else if (x == y) return(0) else return(-1)
})
x <- rnorm(100)
qsort(x,length(x),8,cb)