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/compilers/jrsonnet/default.nix

@@ -0,0 +1,36 @@
+{ stdenv, lib, fetchFromGitHub, rustPlatform, installShellFiles }:
+
+rustPlatform.buildRustPackage rec {
+  pname = "jrsonnet";
+  version = "0.4.2";
+
+  src = fetchFromGitHub {
+    rev = "v${version}";
+    owner = "CertainLach";
+    repo = "jrsonnet";
+    sha256 = "sha256-OX+iJJ3vdCsWWr8x31psV9Vne6xWDZnJc83NbJqMK1A=";
+  };
+
+  nativeBuildInputs = [ installShellFiles ];
+
+  postInstall = ''
+    ln -s $out/bin/jrsonnet $out/bin/jsonnet
+
+    for shell in bash zsh fish; do
+      installShellCompletion --cmd jrsonnet \
+        --$shell <($out/bin/jrsonnet --generate $shell /dev/null)
+      installShellCompletion --cmd jsonnet \
+        --$shell <($out/bin/jrsonnet --generate $shell /dev/null | sed s/jrsonnet/jsonnet/g)
+    done
+  '';
+
+  cargoSha256 = "sha256-eFfAU9Q3nYAJK+kKP1Y6ONjOIfkuYTlelrFrEW9IJ8c=";
+
+  meta = {
+    description = "Purely-functional configuration language that helps you define JSON data";
+    maintainers = with lib.maintainers; [ lach ];
+    license = lib.licenses.mit;
+    homepage = "https://github.com/CertainLach/jrsonnet";
+    broken = stdenv.isDarwin; # never built on Hydra https://hydra.nixos.org/job/nixpkgs/trunk/jrsonnet.x86_64-darwin
+  };
+}