peakperf: Initial CUDA support

pkgs/peakperf/default.nix

@@ -1,11 +1,16 @@
 {
+  config,
   lib,
   stdenv,
   fetchFromGitHub,
   cmake,
+  enableCuda ? config.cudaSupport,
+  cudaPackages ? { },
 }:
-
-stdenv.mkDerivation (finalAttrs: {
+let
+  effectiveStdenv = if enableCuda then cudaPackages.backendStdenv else stdenv;
+in
+effectiveStdenv.mkDerivation (finalAttrs: {
   pname = "peakperf";
   version = "1.17";
 
@@ -16,6 +21,12 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-bP38oo0tHDvzbWHiNwbkQoM7ZQ4nwTimVYfbPh0FUd4=";
   };
 
+  buildInputs =
+    [ ]
+    ++ lib.optionals enableCuda [
+      cudaPackages.cudart
+    ];
+
   nativeBuildInputs = [
     cmake
   ];