Merge pull request #38 from Shopify/ec-no-native

Modify the Rake compile task to exclude native:

Author: Edouard-chin

lib/cibuildgem/compilation_tasks.rb

@@ -60,6 +60,7 @@ def define_task(path, binary_name)
         ext.gem_spec = gemspec
         ext.cross_platform = normalized_platform
         ext.cross_compile = true
+        ext.no_native = true
       end
 
       disable_shared unless Gem.win_platform?

lib/cibuildgem/tasks/wrapper.rake

@@ -5,11 +5,10 @@ require_relative "../compilation_tasks"
 task = Cibuildgem::CompilationTasks.new(!Rake::Task.task_defined?(:gem))
 
 task "cibuildgem:setup" do
-  Rake.application.instance_variable_get(:@tasks).delete_if do |name, _|
-    name == "native:#{task.gemspec.name}:#{task.normalized_platform}"
-  end
-
   task.setup
+
+  task(:native) do
+  end
 end
 
 task "copy:stage:lib" do