uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/libraries/plplot/default.nix

@@ -0,0 +1,47 @@
+{ lib
+, stdenv
+, fetchurl
+, cmake
+, enableWX ? false
+, wxGTK31, wxmac
+, enableXWin ? false
+, libX11
+}:
+
+let
+  wxWidgets = (if stdenv.isDarwin then wxmac else wxGTK31);
+in stdenv.mkDerivation rec {
+  pname   = "plplot";
+  version = "5.15.0";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/project/${pname}/${pname}/${version}%20Source/${pname}-${version}.tar.gz";
+    sha256 = "0ywccb6bs1389zjfmc9zwdvdsvlpm7vg957whh6b5a96yvcf8bdr";
+  };
+
+  nativeBuildInputs = [ cmake ];
+
+  buildInputs = lib.optional enableWX wxWidgets
+    ++ lib.optional enableXWin libX11;
+
+  passthru = {
+    inherit
+      enableWX
+      wxWidgets
+      enableXWin
+      libX11
+    ;
+  };
+
+  cmakeFlags = [ "-DCMAKE_SKIP_BUILD_RPATH=OFF" "-DBUILD_TEST=ON" ];
+
+  doCheck = true;
+
+  meta = with lib; {
+    description = "Cross-platform scientific graphics plotting library";
+    homepage    = "https://plplot.org";
+    maintainers = with maintainers; [ bcdarwin ];
+    platforms   = platforms.unix;
+    license     = licenses.lgpl2;
+  };
+}