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/java-modules/build-maven-package.nix

@@ -0,0 +1,34 @@
+{ lib, stdenv, maven, pkgs }:
+{ mavenDeps, src, name, meta, m2Path, skipTests ? true, quiet ? true, ... }:
+
+with builtins;
+with lib;
+
+let
+  mavenMinimal = import ./maven-minimal.nix { inherit lib pkgs ; };
+in stdenv.mkDerivation rec {
+  inherit mavenDeps src name meta m2Path;
+
+  flatDeps = unique (flatten (mavenDeps ++ mavenMinimal.mavenMinimal));
+
+  propagatedBuildInput = [ maven ] ++ flatDeps;
+
+  find = ''find ${concatStringsSep " " (map (x: x + "/m2") flatDeps)} -type d -printf '%P\n' | xargs -I {} mkdir -p $out/m2/{}'';
+  copy = ''cp -rsfu ${concatStringsSep " " (map (x: x + "/m2/*") flatDeps)} $out/m2'';
+
+  dontInstall = true;
+
+  buildPhase = ''
+    mkdir -p $out/target
+    mkdir -p $out/m2/${m2Path}
+    ${optionalString (length flatDeps > 0) find}
+    ${optionalString (length flatDeps > 0) copy}
+    if [ -f $out/m2/settings.xml ]; then rm $out/m2/settings.xml; fi
+    echo "<settings><mirrors>\
+      <mirror><id>tmpm2</id><url>file://$out/m2</url><mirrorOf>*</mirrorOf></mirror></mirrors>\
+      <localRepository>$out/m2/</localRepository></settings>" >> $out/m2/settings.xml
+    ${maven}/bin/mvn ${optionalString (quiet) "-q"} clean package -Dmaven.test.skip=${boolToString skipTests} -Danimal.sniffer.skip=true -gs $out/m2/settings.xml
+    cp ./target/*.jar $out/m2/${m2Path}
+    cp -v ./target/*.jar $out/target/
+  '';
+}