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/security/spire/default.nix

@@ -0,0 +1,37 @@
+{ lib, buildGoModule, fetchFromGitHub }:
+
+buildGoModule rec {
+  pname = "spire";
+  version = "1.2.3";
+
+  outputs = [ "out" "agent" "server" ];
+
+  src = fetchFromGitHub {
+    owner = "spiffe";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-k2kg1Wz0pPV9di2T1A1QvPxLqS5uZBvklNfBW72dQa0=";
+  };
+
+  vendorSha256 = "sha256-J2D5hD0+0VY0sWi6O/McLIvK775aQiDqA+h24oYgRxY=";
+
+  subPackages = [ "cmd/spire-agent" "cmd/spire-server" ];
+
+  # Usually either the agent or server is needed for a given use case, but not both
+  postInstall = ''
+    mkdir -vp $agent/bin $server/bin
+    mv -v $out/bin/spire-agent $agent/bin/
+    mv -v $out/bin/spire-server $server/bin/
+
+    ln -vs $agent/bin/spire-agent $out/bin/spire-agent
+    ln -vs $server/bin/spire-server $out/bin/spire-server
+  '';
+
+  meta = with lib; {
+    description = "The SPIFFE Runtime Environment";
+    homepage = "https://github.com/spiffe/spire";
+    changelog = "https://github.com/spiffe/spire/releases/tag/v${version}";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ jonringer fkautz ];
+  };
+}