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/tools/scry/default.nix

@@ -0,0 +1,40 @@
+{ lib, fetchFromGitHub, crystal, coreutils, makeWrapper, bash }:
+
+crystal.buildCrystalPackage rec {
+  pname = "scry";
+  version = "0.9.1";
+
+  src = fetchFromGitHub {
+    owner = "crystal-lang-tools";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-hqyG1aKY3M8q8lZEKzpUUKl9jS7NF+VMsma6+C0sCbg=";
+  };
+
+  # a bunch of tests fail when built in the sandbox while perfectly fine outside
+  postPatch = ''
+    rm spec/scry/{client,completion_provider,context,executable}_spec.cr
+  '';
+
+  format = "shards";
+
+  nativeBuildInputs = [ makeWrapper ];
+  buildInputs = [ bash ];
+
+  shardsFile = ./shards.nix;
+
+  postFixup = ''
+    wrapProgram $out/bin/scry \
+      --prefix PATH : ${lib.makeBinPath [ crystal coreutils ]}
+  '';
+
+  # the binary doesn't take any arguments, so this will hang
+  doInstallCheck = false;
+
+  meta = with lib; {
+    description = "Code analysis server for the Crystal programming language";
+    homepage = "https://github.com/crystal-lang-tools/scry";
+    license = licenses.mit;
+    maintainers = with maintainers; [ peterhoeg Br1ght0ne ];
+  };
+}