R: simplify the generic builder

1 files changed, 18 insertions, 0 deletions

diff --git a/pkgs/development/r-modules/wrapper.nix b/pkgs/development/r-modules/wrapper.nix
new file mode 100644
index 000000000000..b4b4c562873c
--- /dev/null
+++ b/pkgs/development/r-modules/wrapper.nix
@@ -0,0 +1,18 @@
+{ stdenv, R, makeWrapper, recommendedPackages, packages }:
+
+stdenv.mkDerivation {
+  name = R.name + "-wrapper";
+
+  buildInputs = [makeWrapper R] ++ recommendedPackages ++ packages;
+
+  unpackPhase = ":";
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cd ${R}/bin
+    for exe in *; do
+      makeWrapper ${R}/bin/$exe $out/bin/$exe \
+        --prefix "R_LIBS_SITE" ":" "$R_LIBS_SITE"
+    done
+  '';
+}