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/misc/profetch/default.nix

@@ -0,0 +1,37 @@
+{ stdenv, lib, fetchFromGitHub, gprolog }:
+
+stdenv.mkDerivation rec {
+  pname = "profetch";
+  version = "0.1.7";
+
+  src = fetchFromGitHub {
+    owner = "RustemB";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-JsjpPUXMN0jytRS4yzSjrseqHiEQ+YinklG+tIIy+Zo=";
+  };
+
+  nativeBuildInputs = [ gprolog ];
+
+  buildPhase = ''
+    runHook preBuild
+    gplc profetch.pl --no-top-level --no-debugger    \
+                     --no-fd-lib    --no-fd-lib-warn \
+                     --min-size -o profetch
+    runHook postBuild
+  '';
+
+  installPhase = ''
+    runHook preInstall
+    install -Dm755 -t $out/bin profetch
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "System Information Fetcher Written in GNU/Prolog";
+    homepage = "https://github.com/RustemB/profetch";
+    license = licenses.gpl3Only;
+    platforms = platforms.all;
+    maintainers = [ maintainers.vel ];
+  };
+}