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/servers/web-apps/ethercalc/default.nix

@@ -0,0 +1,27 @@
+{ stdenv
+, pkgs
+, lib
+, nodejs-14_x
+}:
+
+let
+  nodejs = nodejs-14_x;
+
+  nodePackages = import ./node-packages.nix {
+    inherit pkgs nodejs;
+    inherit (stdenv.hostPlatform) system;
+  };
+
+  ethercalc = lib.head (lib.attrValues nodePackages);
+
+  combined = ethercalc.override {
+    meta = with lib; {
+      description = "Online collaborative spreadsheet";
+      license = with licenses; [ cpal10 artistic2 mit asl20 cc0 mpl20 ];
+      homepage = "https://github.com/audreyt/ethercalc";
+      maintainers = with maintainers; [ iblech ];
+      platforms = platforms.unix;
+    };
+  };
+in
+  combined

pkgs/servers/web-apps/ethercalc/generate.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env nix-shell
+#! nix-shell -i bash -p nodePackages.node2nix
+
+# Run this script not via `./generate.sh`, but via `$PWD/generate.sh`.
+# Else `nix-shell` will not find this script.
+
+set -euo pipefail
+
+cd -- "$(dirname -- "$BASH_SOURCE[0]")"
+
+node2nix \
+     --nodejs-14 \
+     --input node-packages.json \
+     --output node-packages-generated.nix \
+     --composition node-packages.nix \
+     --node-env ../../../development/node-packages/node-env.nix

pkgs/servers/web-apps/ethercalc/node-packages.json

@@ -0,0 +1,3 @@
+[
+  { "whitebophir": "git+https://github.com/audreyt/ethercalc.git#b196277081d677be991d104e454a52d242ef0189" }
+]

pkgs/servers/web-apps/ethercalc/node-packages.nix

@@ -0,0 +1,17 @@
+# This file has been generated by node2nix 1.9.0. Do not edit!
+
+{pkgs ? import <nixpkgs> {
+    inherit system;
+  }, system ? builtins.currentSystem, nodejs ? pkgs."nodejs-14_x"}:
+
+let
+  nodeEnv = import ../../../development/node-packages/node-env.nix {
+    inherit (pkgs) stdenv lib python2 runCommand writeTextFile writeShellScript;
+    inherit pkgs nodejs;
+    libtool = if pkgs.stdenv.isDarwin then pkgs.darwin.cctools else null;
+  };
+in
+import ./node-packages-generated.nix {
+  inherit (pkgs) fetchurl nix-gitignore stdenv lib fetchgit;
+  inherit nodeEnv;
+}