Initial Commit

This is the initial commit to get the arcade build system setup

Signed-off-by: Nicholas Mello <nick@nmello.dev>

Makefile

@@ -0,0 +1,26 @@
+BR2_EXTERNAL := $(CURDIR)
+BR_DIR := $(CURDIR)/buildroot
+OUTPUT_DIR := $(CURDIR)/output
+
+BR_MAKE := $(MAKE) -C $(BR_DIR) O=$(CURDIR)/output/ BR2_EXTERNAL=$(BR2_EXTERNAL)
+
+.PHONY: init-submodule
+init-submodule:
+	@if [ ! -d "$(BR_DIR)/.git" ] && [ ! -f "$(BR_DIR)/Makefile" ]; then \
+		echo ">>> Initializing Buildroot submodule..."; \
+		git submodule update --init --recursive -- $(BR_DIR); \
+	fi
+
+.PHONY: all
+all: init-submodule
+	$(BR_MAKE)
+
+# Pass all other targets through to Buildroot
+.PHONY: %
+%: init-submodule
+	$(BR_MAKE) $@
+
+# Shortcut for setting up the defconfig
+.PHONY: setup
+setup: init-submodule
+	$(BR_MAKE) arcade_defconfig