GIT_VERSION := $(shell git describe --abbrev=6 --dirty --always --tags)
lib_inih := lib/inih
libs := $(lib_inih)

ifeq ($(OS),Windows_NT)
	CC = arm-linux-gnueabihf-gcc -Wall -IC:\SysGCC\Raspberry\arm-linux-gnueabihf\sysroot\usr\local\include -DVERSION=\"$(GIT_VERSION)\"
    recursive_clean = for /D %%d in ($(libs)) do make --directory=%%d clean
else
	CC = gcc -Wall -DVERSION=\"$(GIT_VERSION)\"
    recursive_clean = for d in $(libs); do make --directory=$$d clean; done
endif

all: hdmi-switcher

hdmi-switcher: main.o config.o
	$(CC) $(lib_inih)/ini.o config.o main.o -o hdmi-switcher -lwiringPi

main.o: main.c
	$(CC) -O -c main.c

config.o: inih config.c config.h
	$(CC) -O -c config.c

inih:
	$(MAKE) -C $(lib_inih)

clean:
	rm -f *.o *.bak *.out ex
	$(recursive_clean)