From 8fb479ae5ac335e67413189984adaaaed0fbf4db Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Fri, 12 Jun 2015 19:43:47 +0200
Subject: beuteltiere

---
 custom/opossum-wrapper.nix | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 custom/opossum-wrapper.nix

(limited to 'custom/opossum-wrapper.nix')

diff --git a/custom/opossum-wrapper.nix b/custom/opossum-wrapper.nix
new file mode 100644
index 00000000..2a2a1bff
--- /dev/null
+++ b/custom/opossum-wrapper.nix
@@ -0,0 +1,20 @@
+{ stdenv
+, ghcWithPackages
+, makeWrapper
+, opossum
+, additionalPackages ? (p: [])
+}:
+
+let
+  myEnv = ghcWithPackages (p: with p; [ beuteltier opossum ] ++ additionalPackages p);
+in stdenv.mkDerivation {
+  name = "opossum-wrapper";
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  buildCommand = ''
+    mkdir -p $out/bin
+    makeWrapper ${opossum}/bin/opossum $out/bin/opossum \
+      --set NIX_GHC ${myEnv}/bin/ghc
+  '';
+}
-- 
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