CC ?= cc
INSTALL_PATH ?= /usr

all: build

build: target/mpfm target/mpfm.service

target/mpfm: mpfm.c
	mkdir -p target
	$(CC) -std=gnu99 -O2 mpfm.c -lusb-1.0 -ludev -o target/mpfm

target/mpfm.service: mpfm.service
	mkdir -p target
	sed -E 's|__INSTALL_PATH__|$(INSTALL_PATH)|g' mpfm.service > target/mpfm.service

install: build mpfm.rules
	mkdir -p $(INSTALL_PATH)/{bin,lib/systemd/system}
	install target/mpfm $(INSTALL_PATH)/bin/mpfm
	install target/mpfm.service $(INSTALL_PATH)/lib/systemd/system/mpfm.service

uninstall:
	rm -f $(INSTALL_PATH)/lib/systemd/system/mpfm.service
	rm -f $(INSTALL_PATH)/bin/mpfm

clean:
	rm -rf target

.PHONY: all build clean install uninstall