MCU ?= msp430fr5739
PROG ?= rf2500
ELF ?= binary.elf

SRC := $(wildcard *.c)
OBJ := $(SRC:%.c=%.o)


CROSS_COMPILE ?= msp430-elf-
CC := $(CROSS_COMPILE)gcc
CXX := $(CROSS_COMPILE)g++
AS := $(CROSS_COMPILE)gcc
LD := $(CROSS_COMPILE)gcc
SIZE := $(CROSS_COMPILE)size


CFLAGS := -mmcu=$(MCU) -Wall -Wno-main -Werror -ffunction-sections -fdata-sections -Os
ASFLAGS := -mmcu=$(MCU)
LDFLAGS := -mmcu=$(MCU) -Wl,--gc-sections

.PHONY: all clean prog

all: $(ELF)
	$(SIZE) $(ELF)

clean:
	-rm -f $(OBJ) $(ELF)

prog: $(ELF)
	mspdebug $(PROG) "prog $(ELF)"

$(ELF): $(OBJ)
	$(LD) $(LDFLAGS) -o $@ $^


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