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/applications/blockchains/clightning/default.nix

@@ -0,0 +1,71 @@
+{ lib
+, stdenv
+, darwin
+, fetchurl
+, autoconf
+, automake
+, autogen
+, gettext
+, libtool
+, pkg-config
+, unzip
+, which
+, gmp
+, libsodium
+, python3
+, sqlite
+, zlib
+}:
+let
+  py3 = python3.withPackages (p: [ p.Mako p.mrkd ]);
+in
+stdenv.mkDerivation rec {
+  pname = "clightning";
+  version = "0.11.1";
+
+  src = fetchurl {
+    url = "https://github.com/ElementsProject/lightning/releases/download/v${version}/clightning-v${version}.zip";
+    sha256 = "0vsh6gpv3458pfc5cggay9pw7bxjzyxpcniks9b2s3y1rxwk15xi";
+  };
+
+  # when building on darwin we need dawin.cctools to provide the correct libtool
+  # as libwally-core detects the host as darwin and tries to add the -static
+  # option to libtool, also we have to add the modified gsed package.
+  nativeBuildInputs = [ autogen autoconf automake gettext pkg-config py3 unzip which ]
+    ++ lib.optionals stdenv.isDarwin [ darwin.cctools darwin.autoSignDarwinBinariesHook ] ++ [ libtool ];
+
+  buildInputs = [ gmp libsodium sqlite zlib ];
+
+  # this causes some python trouble on a darwin host so we skip this step.
+  # also we have to tell libwally-core to use sed instead of gsed.
+  postPatch = if !stdenv.isDarwin then ''
+    patchShebangs \
+      tools/generate-wire.py \
+      tools/update-mocks.sh \
+      tools/mockup.sh \
+      devtools/sql-rewrite.py
+  '' else ''
+    substituteInPlace external/libwally-core/tools/autogen.sh --replace gsed sed && \
+    substituteInPlace external/libwally-core/configure.ac --replace gsed sed
+  '';
+
+  configureFlags = [ "--disable-developer" "--disable-valgrind" ];
+
+  makeFlags = [ "VERSION=v${version}" ];
+
+  enableParallelBuilding = true;
+
+  meta = with lib; {
+    description = "A Bitcoin Lightning Network implementation in C";
+    longDescription = ''
+      c-lightning is a standard compliant implementation of the Lightning
+      Network protocol. The Lightning Network is a scalability solution for
+      Bitcoin, enabling secure and instant transfer of funds between any two
+      parties for any amount.
+    '';
+    homepage = "https://github.com/ElementsProject/lightning";
+    maintainers = with maintainers; [ jb55 prusnak ];
+    license = licenses.mit;
+    platforms = platforms.linux ++ platforms.darwin;
+  };
+}