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/wallutils/default.nix

@@ -0,0 +1,36 @@
+{ buildGoPackage, fetchFromGitHub, lib
+, pkg-config
+, wayland, libX11, xbitmaps, libXcursor, libXmu, libXpm, libheif
+}:
+
+buildGoPackage rec {
+  pname = "wallutils";
+  version = "5.10.0";
+
+  src = fetchFromGitHub {
+    owner = "xyproto";
+    repo = "wallutils";
+    rev = version;
+    sha256 = "1phlkpy8kg4ai2xmachpbbxvl8fga9hqqbad2a2121yl60709l1k";
+  };
+
+  goPackagePath = "github.com/xyproto/wallutils";
+
+  patches = [ ./lscollection-Add-NixOS-paths-to-DefaultWallpaperDirectories.patch ];
+
+  postPatch = ''
+    # VersionString is sometimes not up-to-date:
+    sed -iE 's/VersionString = "[0-9].[0-9].[0-9]"/VersionString = "${version}"/' wallutils.go
+  '';
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [ wayland libX11 xbitmaps libXcursor libXmu libXpm libheif ];
+
+  meta = with lib; {
+    description = "Utilities for handling monitors, resolutions, and (timed) wallpapers";
+    inherit (src.meta) homepage;
+    license = licenses.mit;
+    maintainers = with maintainers; [ ];
+    platforms = platforms.linux;
+  };
+}

pkgs/tools/graphics/wallutils/lscollection-Add-NixOS-paths-to-DefaultWallpaperDirectories.patch

@@ -0,0 +1,26 @@
+From 2643b06889605e6096174fb48dcb64a49b252217 Mon Sep 17 00:00:00 2001
+From: Michael Weiss <dev.primeos@gmail.com>
+Date: Sun, 17 Nov 2019 20:30:08 +0100
+Subject: [PATCH] lscollection: Add NixOS paths to DefaultWallpaperDirectories
+
+---
+ collections.go | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/collections.go b/collections.go
+index be04d41..cc79c56 100644
+--- a/collections.go
++++ b/collections.go
+@@ -22,6 +22,9 @@ const (
+ 
+ // DefaultWallpaperDirectories lists the default locations to look for wallpapers
+ var DefaultWallpaperDirectories = []string{
++	"/run/current-system/sw/share/pixmaps",
++	"/run/current-system/sw/share/wallpapers",
++	"/run/current-system/sw/share/backgrounds",
+ 	"/usr/share/pixmaps",
+ 	"/usr/share/wallpapers",
+ 	"/usr/share/backgrounds",
+-- 
+2.23.0
+