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/os-specific/linux/dstat/default.nix

@@ -0,0 +1,42 @@
+{ lib, fetchFromGitHub, fetchpatch, python3Packages }:
+
+python3Packages.buildPythonApplication rec {
+  pname = "dstat";
+  format = "other";
+  version = "0.7.4";
+
+  src = fetchFromGitHub {
+    owner = "dstat-real";
+    repo = "dstat";
+    rev = "v${version}";
+    sha256 = "1qnmkhqmjd1m3if05jj29dvr5hn6kayq9bkkkh881w472c0zhp8v";
+  };
+
+  propagatedBuildInputs = with python3Packages; [ six ];
+
+  patches = [
+    ./fix_pluginpath.patch
+    # this fixes another bug with python3
+    (fetchpatch {
+      url = "https://github.com/efexgee/dstat/commit/220a785321b13b6df92a536080aca6ef1cb644ad.patch";
+      sha256 = "08kcz3yxvl35m55y7g1pr73x3bjcqnv0qlswxqyq8cqxg9zd64cn";
+    })
+  ];
+
+  makeFlags = [ "prefix=$(out)" ];
+
+  # remove deprecation warnings
+  preFixup = ''
+    sed -i "s/import collections/import collections.abc/g" $out/share/dstat/dstat.py $out/bin/dstat
+    sed -i "s/collections.Sequence/collections.abc.Sequence/g" "$out"/bin/dstat
+  '';
+
+  meta = with lib; {
+    homepage = "http://dag.wieers.com/home-made/dstat/";
+    description = "Versatile resource statistics tool";
+    license = licenses.gpl2;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ ];
+    changelog = "https://github.com/dstat-real/dstat/blob/v${version}/ChangeLog";
+  };
+}

pkgs/os-specific/linux/dstat/fix_pluginpath.patch

@@ -0,0 +1,15 @@
+diff --git a/dstat b/dstat
+index 3ac7087..c5f089d 100755
+--- a/dstat
++++ b/dstat
+@@ -66,9 +66,7 @@ if sys.version_info < (2, 3):
+ 
+ pluginpath = [
+     os.path.expanduser('~/.dstat/'),                                # home + /.dstat/
+-    os.path.abspath(os.path.dirname(sys.argv[0])) + '/plugins/',    # binary path + /plugins/
+-    '/usr/share/dstat/',
+-    '/usr/local/share/dstat/',
++    os.path.abspath(os.path.dirname(sys.argv[0])) + '/../share/dstat/', # binary path + /../share/dstat/
+ ]
+ 
+ class Options: