Refactoring in progress.

pkgs/applications/simple/dgemm_randomwalk.nix

-{ stdenv, zeromq, intel, gsl, libnrm, mpich2}:
+{ stdenv, src, zeromq, intel, gsl, libnrm, mpich2}:
 stdenv.mkDerivation {
   name = "simple-benchmarks";
   inherit src;

pkgs/default.nix

@@ -11,10 +11,11 @@
   packagepins ? import ./pins.nix {inherit (pkgs) stdenv fetchgit fetchgitPrivate;}
 }:
 let
-  gitpin = f: fetchgit {inherit (stdenv.lib.importJSON f) url sha256 rev fetchSubmodules;};
+  toPath = s: ./. + s;
+  gitpin = f: pkgs.fetchgit {inherit (pkgs.lib.importJSON f) url sha256 rev fetchSubmodules;};
   compiler_path = "/opt/intel/compilers_and_libraries_2017.1.132/linux";
   callPackage = pkgs.lib.callPackageWith pkgs;
-  callPackagePin = path : depset: pkgs.lib.callPackageWith pkgs "${path}.nix" (depset//{src= gitpin "${path}.json";});
+  callPackagePin = path : depset: pkgs.lib.callPackageWith pkgs (toPath "/${path}.nix") (depset//{src = gitpin (toPath "/${path}.json");});
   pythonPackages = pkgs.python27Packages;
 in rec {
   #NRM components
@@ -36,7 +37,7 @@ in rec {
     openmc = callPackage applications/openmc {};
     stream = callPackage applications/stream {};
     graph500 = callPackagePin "applications/simple/graph500" {};
-    simple = callPackage applications/simple/dgemm_randomwalk.nix {inherit intel libnrm;};
+    simple = callPackagePin "applications/simple/dgemm_randomwalk" {inherit intel libnrm;};
   };
 
   #Intel compilers