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/python-modules/mido/default.nix

@@ -0,0 +1,45 @@
+{ stdenv
+, lib
+, buildPythonPackage
+, fetchPypi
+, substituteAll
+, portmidi
+, python-rtmidi
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "mido";
+  version = "1.2.10";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "17b38a8e4594497b850ec6e78b848eac3661706bfc49d484a36d91335a373499";
+  };
+
+  patches = [
+    (substituteAll {
+      src = ./libportmidi-cdll.patch;
+      libportmidi = "${portmidi.out}/lib/libportmidi${stdenv.targetPlatform.extensions.sharedLibrary}";
+    })
+  ];
+
+  propagatedBuildInputs = [
+    python-rtmidi
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "mido"
+  ];
+
+  meta = with lib; {
+    description = "MIDI Objects for Python";
+    homepage = "https://mido.readthedocs.io";
+    license = licenses.mit;
+    maintainers = with maintainers; [ ];
+  };
+}

pkgs/development/python-modules/mido/libportmidi-cdll.patch

@@ -0,0 +1,19 @@
+diff --git a/mido/backends/portmidi_init.py b/mido/backends/portmidi_init.py
+index 84bb128..5efcdaa 100644
+--- a/mido/backends/portmidi_init.py
++++ b/mido/backends/portmidi_init.py
+@@ -10,13 +10,7 @@ from ctypes import (CDLL, CFUNCTYPE, POINTER, Structure, c_char_p,
+                     create_string_buffer, byref)
+ import ctypes.util
+ 
+-dll_name = ''
+-if sys.platform == 'darwin':
+-    dll_name = ctypes.util.find_library('libportmidi.dylib')
+-elif sys.platform in ('win32', 'cygwin'):
+-    dll_name = 'portmidi.dll'
+-else:
+-    dll_name = 'libportmidi.so'
++dll_name = '@libportmidi@'
+ 
+ lib = CDLL(dll_name)
+