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/desktops/gnome/misc/gnome-panel/default.nix

@@ -0,0 +1,117 @@
+{ stdenv
+, lib
+, fetchurl
+, fetchpatch
+, autoreconfHook
+, dconf
+, evolution-data-server
+, gdm
+, geocode-glib
+, gettext
+, glib
+, gnome-desktop
+, gnome-menus
+, gnome
+, gtk3
+, itstool
+, libgweather
+, libsoup
+, libwnck
+, libxml2
+, pkg-config
+, polkit
+, systemd
+, wrapGAppsHook
+}:
+
+stdenv.mkDerivation rec {
+  pname = "gnome-panel";
+  version = "3.44.0";
+
+  outputs = [ "out" "dev" "man" ];
+
+  src = fetchurl {
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    hash = "sha256-mWVfddAxh2wTDtI8TaIsCZ57zEBIsCVaPDo7vHh7Mao=";
+  };
+
+  patches = [
+    # Load modules from path in `NIX_GNOME_PANEL_MODULESDIR` environment variable
+    # instead of gnome-panel’s libdir so that the NixOS module can make gnome-panel
+    # load modules from other packages as well.
+    ./modulesdir-env-var.patch
+
+    # Add missing geocode-glib-1.0 dependency
+    # https://gitlab.gnome.org/GNOME/gnome-panel/-/merge_requests/49
+    (fetchpatch {
+      url = "https://gitlab.gnome.org/GNOME/gnome-panel/-/commit/f58a43ec4649a25f1a762b36e1401b81cd2b214b.patch";
+      sha256 = "sha256-DFqaNUjkLh4xd81qgQpl+568eUZeWyF8LxdZoTgMfCQ=";
+    })
+  ];
+
+  # make .desktop Exec absolute
+  postPatch = ''
+    patch -p0 <<END_PATCH
+    +++ gnome-panel/gnome-panel.desktop.in
+    @@ -7 +7 @@
+    -Exec=gnome-panel
+    +Exec=$out/bin/gnome-panel
+    END_PATCH
+  '';
+
+  preFixup = ''
+    gappsWrapperArgs+=(
+      --prefix XDG_DATA_DIRS : "${gnome-menus}/share"
+      --prefix XDG_CONFIG_DIRS : "${gnome-menus}/etc/xdg"
+    )
+  '';
+
+  nativeBuildInputs = [
+    autoreconfHook
+    gettext
+    itstool
+    libxml2
+    pkg-config
+    wrapGAppsHook
+  ];
+
+  buildInputs = [
+    dconf
+    evolution-data-server
+    gdm
+    geocode-glib
+    glib
+    gnome-desktop
+    gnome-menus
+    gtk3
+    libgweather
+    libsoup
+    libwnck
+    polkit
+    systemd
+  ];
+
+  configureFlags = [
+    "--enable-eds"
+  ];
+
+  enableParallelBuilding = true;
+
+  doCheck = true;
+
+  passthru = {
+    updateScript = gnome.updateScript {
+      packageName = pname;
+      attrPath = "gnome.${pname}";
+      versionPolicy = "odd-unstable";
+    };
+  };
+
+  meta = with lib; {
+    description = "Component of Gnome Flashback that provides panels and default applets for the desktop";
+    homepage = "https://wiki.gnome.org/Projects/GnomePanel";
+    license = licenses.gpl2Plus;
+    maintainers = teams.gnome.members;
+    platforms = platforms.linux;
+  };
+}

pkgs/desktops/gnome/misc/gnome-panel/modulesdir-env-var.patch

@@ -0,0 +1,31 @@
+diff --git a/gnome-panel/gp-module-manager.c b/gnome-panel/gp-module-manager.c
+index 58447fd84..7af99de7d 100644
+--- a/gnome-panel/gp-module-manager.c
++++ b/gnome-panel/gp-module-manager.c
+@@ -49,8 +49,16 @@ load_modules (GpModuleManager *self)
+ {
+   GDir *dir;
+   const gchar *name;
++  const gchar *modules_dir;
+ 
+-  dir = g_dir_open (MODULESDIR, 0, NULL);
++  modules_dir = g_getenv ("NIX_GNOME_PANEL_MODULESDIR");
++
++  if (!modules_dir) {
++    g_warning ("The NIX_GNOME_PANEL_MODULESDIR environment variable was not set, modules will not be loaded.");
++    return;
++  }
++
++  dir = g_dir_open (modules_dir, 0, NULL);
+   if (!dir)
+     return;
+ 
+@@ -63,7 +71,7 @@ load_modules (GpModuleManager *self)
+       if (!g_str_has_suffix (name, ".so"))
+         continue;
+ 
+-      path = g_build_filename (MODULESDIR, name, NULL);
++      path = g_build_filename (modules_dir, name, NULL);
+       module = gp_module_new_from_path (path);
+       g_free (path);
+