Recipe#auto_split -> Recipe#auto_splits

That particular method has no side-effect anymore, and is called
internally automatically by #package and #build (through #do_splits).

src/main.cr

@@ -27,8 +27,6 @@ recipes << Recipe.new(context, "hello", "2.10").tap do |recipe|
 	recipe.description = "The GNU Hello program produces a familiar, friendly greeting."
 	recipe.dependencies << "gettext"
 
-	recipe.auto_split
-
 	# Should be automatic now.
 	#recipe.packages << Package::Package.new(recipe).tap do |package|
 	#	package.name = "#{recipe.name}-man"

src/recipe.cr

@@ -132,7 +132,7 @@ class Package::Recipe
 	end
 
 	private def do_splits
-		@packages.each do |package|
+		(@packages + auto_splits).each do |package|
 			next if package == @packages[0]
 
 			files = package.files
@@ -162,9 +162,9 @@ class Package::Recipe
 		end
 	end
 
-	def auto_split
-		@context.splitter_backends.each do |backend|
-			@packages << backend.create_split self
+	def auto_splits : Array(Package)
+		@context.splitter_backends.compact_map do |backend|
+			backend.create_split self
 		end
 	end
 
@@ -174,7 +174,7 @@ class Package::Recipe
 	def package : Bool
 		# This tries to build them all and stops at the first failure
 		# (failures are currently reported by Context#package)
-		@packages
+		(@packages + auto_splits)
 			.find do |package|
 				if package.automatic && ! File.exists? package.fake_root_directory
 					next