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/misc/megacli/default.nix

@@ -0,0 +1,40 @@
+{ lib, stdenv, rpmextract, ncurses5, patchelf, fetchurl, unzip }:
+
+stdenv.mkDerivation rec {
+  pname = "megacli";
+  version = "8.07.14";
+
+  src = fetchurl {
+    url = "https://docs.broadcom.com/docs-and-downloads/raid-controllers/raid-controllers-common-files/${builtins.replaceStrings ["."] ["-"] version}_MegaCLI.zip";
+    sha256 = "1sdn58fbmd3fj4nzbajq3gcyw71ilgdh45r5p4sa6xmb7np55cfr";
+  };
+
+  nativeBuildInputs = [ unzip ];
+  buildInputs = [rpmextract ncurses5];
+  libPath =
+    lib.makeLibraryPath
+       [ stdenv.cc.cc stdenv.cc.libc ncurses5 ];
+
+  buildCommand = ''
+    unzip ${src}
+    rpmextract Linux/MegaCli-${version}-1.noarch.rpm
+
+    mkdir -p $out/{bin,share/MegaRAID/MegaCli}
+    cp -r opt $out
+    cp ${version}_MegaCLI.txt $out/share/MegaRAID/MegaCli
+
+    ${patchelf}/bin/patchelf \
+      --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+      --set-rpath ${libPath}:${stdenv.cc.cc.lib}/lib64:${stdenv.cc.cc.lib}/lib \
+      $out/opt/MegaRAID/MegaCli/MegaCli64
+
+    ln -s $out/opt/MegaRAID/MegaCli/MegaCli64 $out/bin/MegaCli64
+    eval fixupPhase
+  '';
+
+  meta = {
+    description = "CLI program for LSI MegaRAID cards, which also works with some Dell PERC RAID cards";
+    license = lib.licenses.unfree;
+    platforms = [ "x86_64-linux" ];
+  };
+}