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/log4cxx/default.nix

@@ -0,0 +1,42 @@
+{ lib, stdenv, fetchurl, libtool, libxml2, cppunit, boost
+, apr, aprutil, db, expat
+}:
+
+stdenv.mkDerivation rec {
+  pname = "log4cxx";
+  version = "0.10.0";
+
+  src = fetchurl {
+    url = "http://apache.mirrors.hoobly.com/logging/log4cxx/${version}/apache-${pname}-${version}.tar.gz";
+    sha256 = "130cjafck1jlqv92mxbn47yhxd2ccwwnprk605c6lmm941i3kq0d";
+  };
+
+  patches = [
+    # adapted from upstream commit; will be fixed in next version
+    ./narrowing-fixes.patch
+  ];
+
+  postPatch = ''
+    sed -i -e '1,/^#include/ {
+      /^#include/i \
+        #include <cstdio> \
+        #include <cstdlib> \
+        #include <cstring>
+    }' src/examples/cpp/console.cpp \
+       src/main/cpp/inputstreamreader.cpp \
+       src/main/cpp/socketoutputstream.cpp
+  '' + lib.optionalString stdenv.isDarwin ''
+    sed -i 's/namespace std { class locale; }/#include <locale>/' src/main/include/log4cxx/helpers/simpledateformat.h
+    sed -i 's/\(#include <cctype>\)/\1\n#include <cstdlib>/' src/main/cpp/stringhelper.cpp
+  '';
+
+  buildInputs = [ libxml2 cppunit boost apr aprutil db expat ];
+  nativeBuildInputs = [ libtool ];
+
+  meta = {
+    homepage = "https://logging.apache.org/log4cxx/index.html";
+    description = "A logging framework for C++ patterned after Apache log4j";
+    license = lib.licenses.asl20;
+    platforms = lib.platforms.unix;
+  };
+}