Add OSU test benchmarks

bsc/osu/default.nix

@@ -0,0 +1,38 @@
+{
+  stdenv,
+  fetchurl,
+  mpi
+}:
+
+stdenv.mkDerivation rec {
+  version = "5.6.3";
+  name = "osu-micro-benchmarks-${version}";
+
+  src = fetchurl {
+    url = "http://mvapich.cse.ohio-state.edu/download/mvapich/osu-micro-benchmarks-${version}.tar.gz";
+    sha256 = "1f5fc252c0k4rd26xh1v5017wfbbsr2w7jm49x8yigc6n32sisn5";
+  };
+
+  doCheck = true;
+  enableParallelBuilding = true;
+  buildInputs = [ mpi ];
+  configureFlags = [ 
+      "CC=${mpi}/bin/mpicc"
+      "CXX=${mpi}/bin/mpicxx"
+  ];
+
+  postInstall = ''
+    mkdir -p $out/bin
+    cp $out/libexec/osu-micro-benchmarks/mpi/one-sided/* $out/bin/
+    cp $out/libexec/osu-micro-benchmarks/mpi/collective/* $out/bin/
+    cp $out/libexec/osu-micro-benchmarks/mpi/pt2pt/* $out/bin/
+    cp $out/libexec/osu-micro-benchmarks/mpi/startup/* $out/bin/
+  '';
+
+  meta = {
+    description = "OSU Micro-Benchmarks";
+    homepage = http://mvapich.cse.ohio-state.edu/benchmarks/;
+    maintainers = [ ];
+    platforms = stdenv.lib.platforms.all;
+  };
+}