* "ensureDir" -> "mkdir -p". "ensureDir" is a rather pointless

function, so obsolete it.

svn path=/nixpkgs/branches/stdenv-updates/; revision=31644

pkgs/games/trackballs/default.nix

@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   CXXFLAGS = CFLAGS;
   dontStrip = debug;
   postUnpack = optionalString debug
-    "ensureDir $out/src; cp -R * $out/src ; cd $out/src";
+    "mkdir -p $out/src; cp -R * $out/src ; cd $out/src";
 
   NIX_CFLAGS_COMPILE = "-iquote ${SDL}/include/SDL";
   configureFlags = optionalString debug "--enable-debug";