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/easycrypt/default.nix

@@ -0,0 +1,56 @@
+{ lib, stdenv, fetchFromGitHub, fetchpatch, ocamlPackages, why3 }:
+
+stdenv.mkDerivation rec {
+  pname = "easycrypt";
+  version = "2022.04";
+
+  src = fetchFromGitHub {
+    owner = pname;
+    repo = pname;
+    rev = "r${version}";
+    sha256 = "sha256:09rdwcj70lkamkhd895p284rfpz4bcnsf55mcimhiqncd2a21ml7";
+  };
+
+  # Fix build with Why3 1.5
+  patches = fetchpatch {
+    url = "https://github.com/EasyCrypt/easycrypt/commit/d226387432deb7f22738e1d5579346a2cbc9be7a.patch";
+    sha256 = "sha256:1zvxij35fnr3h9b5wdl8ml17aqfx3a39rd4mgwmdvkapbg3pa4lm";
+  };
+
+  nativeBuildInputs = with ocamlPackages; [
+    dune_3
+    findlib
+    menhir
+    ocaml
+  ];
+  buildInputs = with ocamlPackages; [
+    batteries
+    dune-build-info
+    inifiles
+    yojson
+    zarith
+  ];
+
+  propagatedBuildInputs = [ why3 ];
+
+  strictDeps = true;
+
+  postPatch = ''
+    substituteInPlace dune-project --replace '(name easycrypt)' '(name easycrypt)(version ${version})'
+  '';
+
+  installPhase = ''
+    runHook preInstall
+    dune install --prefix $out ${pname}
+    rm $out/bin/ec-runtest
+    runHook postInstall
+  '';
+
+  meta = {
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.vbgl ];
+    platforms = lib.platforms.all;
+    homepage = "https://easycrypt.info/";
+    description = "Computer-Aided Cryptographic Proofs";
+  };
+}

pkgs/applications/science/logic/easycrypt/runtest.nix

@@ -0,0 +1,24 @@
+{ python3Packages, easycrypt }:
+
+python3Packages.buildPythonApplication rec {
+  inherit (easycrypt) src version;
+
+  pname = "easycrypt-runtest";
+
+  dontConfigure = true;
+  dontBuild = true;
+  doCheck = false;
+
+  pythonPath = with python3Packages; [ pyyaml ];
+
+  installPhase = ''
+    runHook preInstall
+    mkdir -p $out/bin
+    cp scripts/testing/runtest $out/bin/ec-runtest
+    runHook postInstall
+  '';
+
+  meta = easycrypt.meta // {
+    description = "Testing program for EasyCrypt formalizations";
+  };
+}