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annotate R/scratch/dynamic_loading.R @ 34:2682a627168c

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- breaking changes: * restrict 'Z' conversions to immutable types * restrict 'p' to mutable types (and handles)
author Tassilo Philipp
date Sun, 12 Apr 2020 19:37:37 +0200
parents 0cfcc391201f
children
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1 #
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2 # GOAL:
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3 # automatic unloading when all symbols from a library are free'ed.
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4 #
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5 #
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6 #
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7 # loading a shared library
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9 # low-level R
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10 x <- dyn.load("/lib/libc.so.6")
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11 handle <- x[["handle"]]
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16 # high-level R in conjunction with R packages
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17 library.dynam()
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19 prot = library
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20 R_MakeExternalPtr(addr, tag, prot)
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25 x <- .dynload("/lib/libc.so.6")
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26 y <- .dynsym(x, "glBegin")
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