APPTAINER ?= singularity
OVERLAY_DIR ?= ./overlay
NUM_THREADS ?= $(shell grep -c processor /proc/cpuinfo)

UID := $(shell id -u)

.DEFAULT_GOAL := mobileinsight.sif

mobileinsight.sif: mobileinsight.def
	"$(APPTAINER)" build --build-arg="NUM_THREADS=$(NUM_THREADS)" "$@" "$<"

run: mobileinsight.sif
	@mkdir -p "$(OVERLAY_DIR)"
	@lsmod | grep overlay > /dev/null || sudo modprobe overlay
	@$(APPTAINER) run --overlay "$(OVERLAY_DIR)" \
		-B "/run/user/$(UID)" mobileinsight.sif

clean:
	rm -f mobileinsight.sif $(OVERLAY_DIR)

.PHONY: run clean