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/tools/graphics/fgallery/default.nix

@@ -0,0 +1,48 @@
+{ lib, stdenv, fetchurl, unzip, makeWrapper, perlPackages
+, coreutils, zip, imagemagick, pngcrush, lcms2
+, facedetect, fbida }:
+
+# TODO: add optional dependencies (snippet from fgallery source):
+#
+# if(system("jpegoptim -V >/dev/null 2>&1")) {
+#   $jpegoptim = 0;
+# }
+
+stdenv.mkDerivation rec {
+  pname = "fgallery";
+  version = "1.8.2";
+
+  src = fetchurl {
+    url = "https://www.thregr.org/~wavexx/software/fgallery/releases/fgallery-${version}.zip";
+    sha256 = "18wlvqbxcng8pawimbc8f2422s8fnk840hfr6946lzsxr0ijakvf";
+  };
+
+  nativeBuildInputs = [ makeWrapper unzip ];
+  buildInputs = (with perlPackages; [ perl ImageExifTool CpanelJSONXS ]);
+
+  installPhase = ''
+    mkdir -p "$out/bin"
+    mkdir -p "$out/share/fgallery"
+
+    cp -r * "$out/share/fgallery"
+    ln -s -r "$out/share/fgallery/fgallery" "$out/bin/fgallery"
+
+    # Don't preserve file attributes when copying files to output directories.
+    # (fgallery copies parts of itself to each output directory, and without
+    # this change the read-only nix store causes some bumps in the workflow.)
+    sed -i -e "s|'cp'|'cp', '--no-preserve=all'|g" "$out/share/fgallery/fgallery"
+
+    wrapProgram "$out/share/fgallery/fgallery" \
+        --set PERL5LIB "$PERL5LIB" \
+        --set PATH "${lib.makeBinPath
+                     [ coreutils zip imagemagick pngcrush lcms2 facedetect fbida ]}"
+  '';
+
+  meta = with lib; {
+    description = "Static photo gallery generator";
+    homepage = "https://www.thregr.org/~wavexx/software/fgallery/";
+    license = licenses.gpl2;
+    platforms = platforms.all;
+    maintainers = [ maintainers.bjornfor ];
+  };
+}