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/libraries/ceres-solver/default.nix

@@ -0,0 +1,64 @@
+{ lib
+, stdenv
+, fetchpatch
+, fetchurl
+, blas
+, cmake
+, eigen
+, gflags
+, glog
+, suitesparse
+, runTests ? false
+, enableStatic ? stdenv.hostPlatform.isStatic
+, withBlas ? true
+}:
+
+# gflags is required to run tests
+assert runTests -> gflags != null;
+
+stdenv.mkDerivation rec {
+  pname = "ceres-solver";
+  version = "2.0.0";
+
+  src = fetchurl {
+    url = "http://ceres-solver.org/ceres-solver-${version}.tar.gz";
+    sha256 = "00vng9vnmdb1qga01m0why90m0041w7bn6kxa2h4m26aflfqla8h";
+  };
+
+  outputs = [ "out" "dev" ];
+
+  patches = [
+    # Enable GNUInstallDirs, see: https://github.com/ceres-solver/ceres-solver/pull/706
+    (fetchpatch {
+      url = "https://github.com/ceres-solver/ceres-solver/commit/4998c549396d36a491f1c0638fe57824a40bcb0d.patch";
+      sha256 = "sha256-mF6Zh2fDVzg2kD4nI2dd9rp4NpvPErmwfdYo5JaBmCA=";
+    })
+  ];
+
+  nativeBuildInputs = [ cmake ];
+  buildInputs = lib.optional runTests gflags;
+  propagatedBuildInputs = [ eigen glog ]
+  ++ lib.optionals withBlas [ blas suitesparse ];
+
+  cmakeFlags = [
+    "-DBUILD_SHARED_LIBS=${if enableStatic then "OFF" else "ON"}"
+  ];
+
+  # The Basel BUILD file conflicts with the cmake build directory on
+  # case-insensitive filesystems, eg. darwin.
+  preConfigure = ''
+    rm BUILD
+  '';
+
+  doCheck = runTests;
+
+  checkTarget = "test";
+
+  meta = with lib; {
+    description = "C++ library for modeling and solving large, complicated optimization problems";
+    license = licenses.bsd3;
+    homepage = "http://ceres-solver.org";
+    maintainers = with maintainers; [ giogadi ];
+    platforms = platforms.unix;
+  };
+}