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/tools/security/mpw/default.nix

@@ -0,0 +1,62 @@
+{ lib, stdenv, cmake, fetchFromGitLab
+, json_c, libsodium, libxml2, ncurses }:
+
+let
+  rev = "22796663dcad81684ab24308d9db570f6781ba2c";
+
+in stdenv.mkDerivation rec {
+  name = "mpw-${version}-${builtins.substring 0 8 rev}";
+  version = "2.6";
+
+  src = fetchFromGitLab {
+    owner  = "MasterPassword";
+    repo   = "MasterPassword";
+    sha256 = "1f2vqacgbyam1mazawrfim8zwp38gnwf5v3xkkficsfnv789g6fw";
+    inherit rev;
+  };
+
+  sourceRoot = "./source/platform-independent/c/cli";
+
+  postPatch = ''
+    rm build
+    substituteInPlace mpw-cli-tests \
+      --replace '/usr/bin/env bash' ${stdenv.shell} \
+      --replace ./mpw ./build/mpw
+  '';
+
+  cmakeFlags = [
+    "-Dmpw_version=${version}"
+    "-DBUILD_MPW_TESTS=ON"
+  ];
+
+  nativeBuildInputs = [ cmake ];
+
+  buildInputs = [ json_c libxml2 libsodium ncurses ];
+
+  installPhase = ''
+    runHook preInstall
+
+    install -Dm755 mpw                    $out/bin/mpw
+    install -Dm644 ../mpw.completion.bash $out/share/bash-completion/completions/_mpw
+    install -Dm644 ../../../../README.md  $out/share/doc/mpw/README.md
+
+    runHook postInstall
+  '';
+
+  doCheck = true;
+
+  checkPhase = ''
+    runHook preCheck
+
+    ../mpw-cli-tests
+
+    runHook postCheck
+  '';
+
+  meta = with lib; {
+    description = "A stateless password management solution";
+    homepage = "https://masterpasswordapp.com/";
+    license = licenses.gpl3;
+    platforms = platforms.unix;
+  };
+}