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/applications/graphics/image_optim/Gemfile

@@ -0,0 +1,2 @@
+source 'https://rubygems.org'
+gem 'image_optim'

pkgs/applications/graphics/image_optim/Gemfile.lock

@@ -0,0 +1,23 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    exifr (1.3.6)
+    fspath (3.1.0)
+    image_optim (0.26.3)
+      exifr (~> 1.2, >= 1.2.2)
+      fspath (~> 3.0)
+      image_size (>= 1.5, < 3)
+      in_threads (~> 1.3)
+      progress (~> 3.0, >= 3.0.1)
+    image_size (2.0.0)
+    in_threads (1.5.1)
+    progress (3.5.0)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  image_optim
+
+BUNDLED WITH
+   2.1.4

pkgs/applications/graphics/image_optim/default.nix

@@ -0,0 +1,54 @@
+{ lib, bundlerApp, bundlerUpdateScript, makeWrapper,
+  withPngcrush ? true,       pngcrush,
+  withPngout ? true,         pngout,
+  withAdvpng ? true,         advancecomp,
+  withOptipng ? true,        optipng,
+  withPngquant ? true,       pngquant,
+  withJhead ? true,          jhead,
+  withJpegoptim ? true,      jpegoptim,
+  withJpegrecompress ? true, jpeg-archive,
+  withJpegtran ? true,       libjpeg,
+  withGifsicle ? true,       gifsicle,
+  withSvgo ? true,           svgo
+}:
+
+with lib;
+
+let
+  optionalDepsPath = []
+    ++ optional withPngcrush pngcrush
+    ++ optional withPngout pngout
+    ++ optional withAdvpng advancecomp
+    ++ optional withOptipng optipng
+    ++ optional withPngquant pngquant
+    ++ optional withJhead jhead
+    ++ optional withJpegoptim jpegoptim
+    ++ optional withJpegrecompress jpeg-archive
+    ++ optional withJpegtran libjpeg
+    ++ optional withGifsicle gifsicle
+    ++ optional withSvgo svgo;
+in
+
+bundlerApp {
+  pname = "image_optim";
+  gemdir = ./.;
+
+  exes = [ "image_optim" ];
+
+  buildInputs = [ makeWrapper ];
+
+  postBuild = ''
+    wrapProgram $out/bin/image_optim \
+      --prefix PATH : ${lib.escapeShellArg (makeBinPath optionalDepsPath)}
+  '';
+
+  passthru.updateScript = bundlerUpdateScript "image_optim";
+
+  meta = with lib; {
+    description = "Command line tool and ruby interface to optimize (lossless compress, optionally lossy) jpeg, png, gif and svg images using external utilities (advpng, gifsicle, jhead, jpeg-recompress, jpegoptim, jpegrescan, jpegtran, optipng, pngcrush, pngout, pngquant, svgo)";
+    homepage    = "https://github.com/toy/image_optim";
+    license     = licenses.mit;
+    maintainers = with maintainers; [ srghma nicknovitski ];
+    platforms   = platforms.all;
+  };
+}

pkgs/applications/graphics/image_optim/gemset.nix

@@ -0,0 +1,51 @@
+{
+  exifr = {
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0q2abhiyvgfv23i0izbskjxcqaxiw9bfg6s57qgn4li4yxqpwpfg";
+      type = "gem";
+    };
+    version = "1.3.6";
+  };
+  fspath = {
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "1vjn9sy4hklr2d5wxmj5x1ry31dfq3sjp779wyprb3nbbdmra1sc";
+      type = "gem";
+    };
+    version = "3.1.0";
+  };
+  image_optim = {
+    dependencies = ["exifr" "fspath" "image_size" "in_threads" "progress"];
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "082w9qcyy9j6m6s2pknfdcik7l2qch4j48axs13m06l4s1hz0dmg";
+      type = "gem";
+    };
+    version = "0.26.3";
+  };
+  image_size = {
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0bcn7nc6qix3w4sf7xd557lnsgjniqa7qvz7nnznx70m8qfbc7ig";
+      type = "gem";
+    };
+    version = "2.0.0";
+  };
+  in_threads = {
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "14hqm59sgqi91ag187zwpgwi58xckjkk58m031ghkp0csl8l9mkx";
+      type = "gem";
+    };
+    version = "1.5.1";
+  };
+  progress = {
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "1yrzq4v5sp7cg4nbgqh11k3d1czcllfz98dcdrxrsjxwq5ziiw0p";
+      type = "gem";
+    };
+    version = "3.5.0";
+  };
+}