BUILDROOT_SRC ?= ~/src/buildroot

.PHONY: all initramfs rootfs

all: initramfs rootfs

rootfs: _build/rootfs/.config
	$(MAKE) -C _build/rootfs

initramfs: _build/initramfs/.config
	$(MAKE) -C _build/initramfs

_build/rootfs/.config: configs/metricspi_defconfig
	$(MAKE) -C $(BUILDROOT_SRC) O=${PWD}/_build/rootfs BR2_EXTERNAL=${PWD} metricspi_defconfig

_build/initramfs/.config: configs/metricspi_initramfs_defconfig
	$(MAKE) -C $(BUILDROOT_SRC) O=${PWD}/_build/initramfs BR2_EXTERNAL=${PWD} metricspi_initramfs_defconfig