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/compilers/eql/default.nix

@@ -0,0 +1,63 @@
+{ lib, stdenv, fetchgit, qt4, ecl, xorgserver, xkbcomp, xkeyboard_config }:
+
+stdenv.mkDerivation rec {
+  version = "unstable-2012-12-10";
+  pname = "eql";
+  src = fetchgit {
+    rev = "9097bf98446ee33c07bb155d800395775ce0d9b2";
+    url = "https://gitlab.com/eql/eql.git";
+    sha256 = "17h23qr7fyr9hvjgiq0yhacmjs43x06vh8978aq42ymcgipxdcww";
+  };
+
+  buildInputs = [ ecl qt4 xorgserver xkbcomp xkeyboard_config ];
+
+  NIX_CFLAGS_COMPILE = "-fPIC";
+
+  postPatch = ''
+    sed -re 's@[(]in-home "gui/.command-history"[)]@(concatenate '"'"'string (ext:getenv "HOME") "/.eql-gui-command-history")@' -i gui/gui.lisp
+
+    # cl_def_c_function was renamed to ecl_def_c_function in ECL 20.4.24.
+    find . -type f -exec sed -e 's/\scl_def_c_function(/ ecl_def_c_function(/' -i {} \;
+  '';
+
+  buildPhase = ''
+    cd src
+    ecl -shell make-eql-lib.lisp
+    qmake eql_lib.pro
+    make
+    cd ..
+
+    cd src
+    qmake eql_exe.pro
+    make
+    cd ..
+    cd src
+  '';
+
+  installPhase = ''
+    cd ..
+    mkdir -p $out/bin $out/lib/eql/ $out/include $out/include/gen $out/lib
+    cp -r . $out/lib/eql/build-dir
+    ln -s $out/lib/eql/build-dir/eql $out/bin
+    ln -s $out/lib/eql/build-dir/src/*.h $out/include
+    ln -s $out/lib/eql/build-dir/src/gen/*.h $out/include/gen
+    ln -s $out/lib/eql/build-dir/libeql*.so* $out/lib
+  '';
+
+  meta = with lib; {
+    description = "Embedded Qt Lisp (ECL+Qt)";
+    maintainers = with maintainers; [ raskin ];
+    platforms = platforms.linux;
+    license = licenses.mit;
+  };
+
+  passthru = {
+    updateInfo = {
+      downloadPage = "http://password-taxi.at/EQL";
+      method = "fetchgit";
+      rev = src.rev;
+      url = src.url;
+      hash = src.sha256;
+    };
+  };
+}