diff R/scratch/dynamic_loading.R @ 0:0cfcc391201f

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/scratch/dynamic_loading.R	Thu Mar 19 22:26:28 2015 +0100
@@ -0,0 +1,27 @@
+#
+# GOAL:
+# automatic unloading when all symbols from a library are free'ed.
+#
+# 
+#
+# loading a shared library
+
+# low-level R
+x <- dyn.load("/lib/libc.so.6")
+handle <- x[["handle"]]
+
+
+
+
+# high-level R in conjunction with R packages
+library.dynam()
+
+prot = library
+R_MakeExternalPtr(addr, tag, prot)
+
+
+
+
+x <- .dynload("/lib/libc.so.6")
+y <- .dynsym(x, "glBegin")
+