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/development/libraries/libtins/default.nix

@@ -0,0 +1,47 @@
+{ boost, cmake, fetchFromGitHub, gtest, libpcap, openssl, lib, stdenv }:
+
+stdenv.mkDerivation rec {
+  pname = "libtins";
+  version = "4.4";
+
+  src = fetchFromGitHub {
+    owner = "mfontanini";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-mXbinXh/CO0SZZ71+K+FozbHCCoi12+AIa2o+P0QmUw=";
+  };
+
+  postPatch = ''
+    rm -rf googletest
+    cp -r ${gtest.src} googletest
+    chmod -R a+w googletest
+  '';
+
+  nativeBuildInputs = [ cmake gtest ];
+  buildInputs = [
+    openssl
+    libpcap
+    boost
+  ];
+
+  configureFlags = [
+    "--with-boost-libdir=${boost.out}/lib"
+    "--with-boost=${boost.dev}"
+  ];
+
+  doCheck = true;
+  preCheck = ''
+    export LD_LIBRARY_PATH=$LD_LIBRARY_PATH''${LD_LIBRARY_PATH:+:}$PWD${placeholder "out"}/lib
+    export DYLD_LIBRARY_PATH=$DYLD_LIBRARY_PATH''${DYLD_LIBRARY_PATH:+:}$PWD${placeholder "out"}/lib
+  '';
+  checkTarget = "tests test";
+
+  meta = with lib; {
+    description = "High-level, multiplatform C++ network packet sniffing and crafting library";
+    homepage = "https://libtins.github.io/";
+    changelog = "https://raw.githubusercontent.com/mfontanini/${pname}/v${version}/CHANGES.md";
+    license = lib.licenses.bsd2;
+    maintainers = with maintainers; [ fdns ];
+    platforms = lib.platforms.unix;
+  };
+}