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/applications/misc/keystore-explorer/default.nix

@@ -0,0 +1,41 @@
+{ fetchzip, lib, stdenv, jdk, runtimeShell }:
+
+stdenv.mkDerivation rec {
+  version = "5.4.4";
+  pname = "keystore-explorer";
+  src = fetchzip {
+    url = "https://github.com/kaikramer/keystore-explorer/releases/download/v${version}/kse-544.zip";
+    sha256 = "01kpa8g6p6vcqq9y70w5bm8jbw4kp55pbywj2zrhgjibrhgjqi0b";
+  };
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/bin
+    mkdir -p $out/share/keystore-explorer
+    cp -R icons licenses lib kse.jar $out/share/keystore-explorer/
+
+    # keystore-explorer's kse.sh tries to detect the path of Java by using
+    # Python on Darwin; just write our own start script to avoid unnecessary dependencies
+    cat > $out/bin/keystore-explorer <<EOF
+    #!${runtimeShell}
+    export JAVA_HOME=${jdk.home}
+    exec ${jdk}/bin/java -jar $out/share/keystore-explorer/kse.jar "\$@"
+    EOF
+    chmod +x $out/bin/keystore-explorer
+
+    runHook postInstall
+  '';
+
+  dontStrip = true;
+  dontBuild = true;
+  dontConfigure = true;
+
+  meta = {
+    description = "Open source GUI replacement for the Java command-line utilities keytool and jarsigner";
+    sourceProvenance = with lib.sourceTypes; [ binaryBytecode ];
+    license = lib.licenses.gpl3Only;
+    maintainers = [ lib.maintainers.numinit ];
+    platforms = lib.platforms.unix;
+  };
+}