TARGET=kwh-cost

CFLAGS=--std=c2x -O3 -Wall -Werror -Wextra -pedantic

SRC_DIR=src
OBJ_DIR=obj

DESTDIR=/

all: ${TARGET}

${TARGET}: ${OBJ_DIR}/main.o
	${CC} ${CFLAGS} $< -o $@

${OBJ_DIR}/main.o: ${SRC_DIR}/main.c ${SRC_DIR}/main.h
	@mkdir -p ${OBJ_DIR}
	${CC} ${CFLAGS} -c $< -o $@

clean:
	rm -r ${OBJ_DIR}
	rm ${TARGET}

install:
	install -Dm755 ${TARGET} ${DESTDIR}usr/bin/${TARGET}
	install -Dm644 LICENSE ${DESTDIR}usr/share/licenses/${TARGET}/LICENSE

uninstall:
	rm -f ${DESTDIR}usr/bin/${TARGET}
	rm -f ${DESTDIR}usr/share/licenses/${TARGET}/LICENSE