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/filesystems/btrfs-progs/default.nix

@@ -0,0 +1,66 @@
+{ lib, stdenv, fetchurl
+, pkg-config, python3, sphinx
+, zstd
+, acl, attr, e2fsprogs, libuuid, lzo, udev, zlib
+, runCommand, btrfs-progs
+, gitUpdater
+}:
+
+stdenv.mkDerivation rec {
+  pname = "btrfs-progs";
+  version = "5.18.1";
+
+  src = fetchurl {
+    url = "mirror://kernel/linux/kernel/people/kdave/btrfs-progs/btrfs-progs-v${version}.tar.xz";
+    sha256 = "sha256-bpinXM/1LpNU2qGtKExhTEkPhEJzovpSTLrJ64QcclU=";
+  };
+
+  nativeBuildInputs = [
+    pkg-config
+    python3 python3.pkgs.setuptools
+    sphinx
+  ];
+
+  buildInputs = [ acl attr e2fsprogs libuuid lzo python3 udev zlib zstd ];
+
+  # gcc bug with -O1 on ARM with gcc 4.8
+  # This should be fine on all platforms so apply universally
+  postPatch = "sed -i s/-O1/-O2/ configure";
+
+  postInstall = ''
+    install -v -m 444 -D btrfs-completion $out/share/bash-completion/completions/btrfs
+  '';
+
+  configureFlags = lib.optional stdenv.hostPlatform.isMusl "--disable-backtrace";
+
+  makeFlags = [ "udevruledir=$(out)/lib/udev/rules.d" ];
+
+  installFlags = [ "install_python" ];
+
+  enableParallelBuilding = true;
+
+  passthru.tests = {
+    simple-filesystem = runCommand "btrfs-progs-create-fs" {} ''
+      mkdir -p $out
+      truncate -s110M $out/disc
+      ${btrfs-progs}/bin/mkfs.btrfs $out/disc | tee $out/success
+      ${btrfs-progs}/bin/btrfs check $out/disc | tee $out/success
+      [ -e $out/success ]
+    '';
+  };
+
+  passthru.updateScript = gitUpdater {
+    inherit pname version;
+    # No nicer place to find latest release.
+    url = "https://github.com/kdave/btrfs-progs.git";
+    rev-prefix = "v";
+  };
+
+  meta = with lib; {
+    description = "Utilities for the btrfs filesystem";
+    homepage = "https://btrfs.wiki.kernel.org/";
+    license = licenses.gpl2Only;
+    maintainers = with maintainers; [ raskin ];
+    platforms = platforms.linux;
+  };
+}