STRIP=strip

IDIR=include
DEFINES=-DDETERMINISTIC
CFLAGS=-O3 -Wall -Wextra -Wpedantic -std=c99 -D_DEFAULT_SOURCE $(DEFINES) -I$(IDIR)

CTAK=include/tak.c
CTAK_OBJS=$(CTAK:.c=.o)
SRCS=$(filter-out include/lcdlib.c,$(wildcard include/*.c))
OBJS=$(SRCS:.c=.o)

BUILDROOT_DIR=buildroot-2020.11.1
CROSS_CC=$(BUILDROOT_DIR)/output/host/bin/arm-linux-cc
CROSS_STRIP=$(BUILDROOT_DIR)/output/host/bin/arm-linux-strip

.DEFAULT_GOAL=native

%.o: %.c
	$(CC) -c $< -o $@ $(CFLAGS)

ctaklm: src/ctaklm.o $(OBJS)
	$(CC) $(CFLAGS) src/ctaklm.o $(OBJS) -o ctaklm
	$(STRIP) ctaklm

pptdb: src/pptdb.o $(CTAK_OBJS)
	$(CC) $(CFLAGS) src/pptdb.o $(CTAK_OBJS) -o pptdb

clean:
	rm -f ctaklm ct1986 pptdb
	rm -f src/*.o include/*.o

native: clean ctaklm pptdb

$(CROSS_CC):
	./resources/do_buildroot.sh $(BUILDROOT_DIR)

ct1986: src/ct1986.o include/lcdlib.o $(OBJS)
	$(CC) $(CFLAGS) src/ct1986.o $(OBJS) include/lcdlib.o -o ct1986
	$(STRIP) ct1986

pi: CC=$(CROSS_CC)
pi: STRIP=$(CROSS_STRIP)
pi: $(CROSS_CC) clean ctaklm ct1986
	cp ct1986 ctaklm $(BUILDROOT_DIR)/board/raspberrypi0/rootfs_overlay/
	make -C $(BUILDROOT_DIR)
	$(info Image ready in $(BUILDROOT_DIR)/output/images/sdcard.img)