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/science/logic/spass/default.nix

@@ -0,0 +1,42 @@
+{ lib, stdenv, fetchurl, bison, flex }:
+
+let
+  baseVersion="3";
+  minorVersion="9";
+
+  extraTools = "FLOTTER prolog2dfg dfg2otter dfg2dimacs dfg2tptp"
+    + " dfg2ascii dfg2dfg tptp2dfg dimacs2dfg pgen rescmp";
+in
+
+stdenv.mkDerivation {
+  pname = "spass";
+  version = "${baseVersion}.${minorVersion}";
+
+  src = fetchurl {
+    url = "http://www.spass-prover.org/download/sources/spass${baseVersion}${minorVersion}.tgz";
+    sha256 = "11cyn3kcff4r79rsw2s0xm6rdb8bi0kpkazv2b48jhcms7xw75qp";
+  };
+
+  sourceRoot = ".";
+
+  nativeBuildInputs = [ bison flex ];
+
+  buildPhase = ''
+    make RM="rm -f" proparser.c ${extraTools} opt
+  '';
+  installPhase = ''
+    mkdir -p $out/bin
+    install -m0755 SPASS ${extraTools} $out/bin/
+  '';
+
+  meta = with lib; {
+    description = "Automated theorem prover for first-order logic";
+    maintainers = with maintainers;
+    [
+      raskin
+    ];
+    platforms = platforms.unix;
+    license = licenses.bsd2;
+    downloadPage = "http://www.spass-prover.org/download/index.html";
+  };
+}