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diff R/rdyncall/demo/qsort.R @ 0:0cfcc391201f

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initial from svn dyncall-1745
author Daniel Adler
date Thu, 19 Mar 2015 22:26:28 +0100
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/R/rdyncall/demo/qsort.R	Thu Mar 19 22:26:28 2015 +0100
@@ -0,0 +1,10 @@
+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)
+
+