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/tools/text/xml/jing-trang/default.nix

@@ -0,0 +1,55 @@
+{ lib, stdenv, fetchFromGitHub, jre_headless, jdk_headless, ant, saxon }:
+
+stdenv.mkDerivation rec {
+  pname = "jing-trang";
+  version = "20181222";
+
+  src = fetchFromGitHub {
+    owner = "relaxng";
+    repo = "jing-trang";
+    rev = "V${version}";
+    sha256 = "sha256-Krupa3MGk5UaaQsaNpPMZuIUzHJytDiksz9ysCPkFS4=";
+    fetchSubmodules = true;
+  };
+
+  buildInputs = [ jdk_headless ant saxon ];
+
+  CLASSPATH = "lib/saxon.jar";
+
+  patches = [
+    ./no-git-during-build.patch
+  ];
+
+  preBuild = "ant";
+
+  installPhase = ''
+    mkdir -p "$out"/{share/java,bin}
+    cp ./build/*.jar "$out/share/java/"
+
+    for tool in jing trang; do
+    cat > "$out/bin/$tool" <<EOF
+    #! $SHELL
+    export JAVA_HOME='${jre_headless}'
+    exec '${jre_headless}/bin/java' -jar '$out/share/java/$tool.jar' "\$@"
+    EOF
+    done
+
+    chmod +x "$out"/bin/*
+  '';
+
+  doCheck = true;
+  checkPhase = "ant test";
+
+  meta = with lib; {
+    description = "A RELAX NG validator in Java";
+    # The homepage is www.thaiopensource.com, but it links to googlecode.com
+    # for downloads and call it the "project site".
+    homepage = "https://www.thaiopensource.com/relaxng/trang.html";
+    platforms = platforms.unix;
+    sourceProvenance = with sourceTypes; [
+      fromSource
+      binaryBytecode  # source bundles dependencies as jars
+    ];
+    maintainers = [ maintainers.bjornfor ];
+  };
+}