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/ruby-modules/bundled-common/gen-bin-stubs.rb

@@ -0,0 +1,51 @@
+require 'rbconfig'
+require 'rubygems'
+require 'rubygems/specification'
+require 'fileutils'
+
+# args/settings
+out = ENV["out"]
+ruby = ARGV[0]
+gemfile = ARGV[1]
+bundle_path = ARGV[2]
+bundler_path = ARGV[3]
+paths = ARGV[4].split
+groups = ARGV[5].split
+
+# generate binstubs
+FileUtils.mkdir_p("#{out}/bin")
+paths.each do |path|
+  next unless File.directory?("#{path}/nix-support/gem-meta")
+
+  name = File.read("#{path}/nix-support/gem-meta/name")
+  executables = File.read("#{path}/nix-support/gem-meta/executables")
+    .force_encoding('UTF-8').split
+  executables.each do |exe|
+    File.open("#{out}/bin/#{exe}", "w") do |f|
+      f.write(<<-EOF)
+#!#{ruby}
+#
+# This file was generated by Nix.
+#
+# The application '#{exe}' is installed as part of a gem, and
+# this file is here to facilitate running it.
+#
+
+ENV["BUNDLE_GEMFILE"] = #{gemfile.dump}
+ENV.delete 'BUNDLE_PATH'
+ENV['BUNDLE_FROZEN'] = '1'
+ENV['BUNDLE_IGNORE_CONFIG'] = '1'
+
+Gem.paths = { 'GEM_HOME' => #{bundle_path.dump} }
+
+$LOAD_PATH.unshift #{File.join(bundler_path, "/lib").dump}
+
+require 'bundler'
+Bundler.setup(#{groups.map(&:dump).join(', ')})
+
+load Gem.bin_path(#{name.dump}, #{exe.dump})
+EOF
+      FileUtils.chmod("+x", "#{out}/bin/#{exe}")
+    end
+  end
+end