Nucleus

PRODUCT=nucleus

CC=i686-orion-gcc
CFLAGS=-Iinclude/ -mgeneral-regs-only

AS=i686-orion-as
AFLAGS=

LD=i686-orion-gcc
LFLAGS=-T linker.ld -ffreestanding -nostdlib

AS_SRC := $(shell find . -name '*.S')
OBJS = $(sort $(subst ./,build/,$(subst .S,.o,$(AS_SRC))))

C_SRC := $(shell find . -name '*.c')
OBJS += $(sort $(subst ./,build/,$(subst .c,.o,$(C_SRC))))

.PHONY: clean all install

all: $(PRODUCT)

clean:
	@echo "REMOVING OBJECT FILES"
	@mkdir -p build
	@rm -rf build
	@touch $(PRODUCT)
	@rm $(PRODUCT)

$(PRODUCT): $(OBJS)
	@echo "LINKING $@"
	@$(LD) -o $@ $^ $(LFLAGS)

build/%.o: %.c
	@echo "COMPILING $<"
	@mkdir -p $(@D)
	@$(CC) -c $< -o $@ $(CFLAGS)

build/%.o: %.S
	@echo "ASSEMBLING $<"
	@mkdir -p $(@D)
	@$(AS) -c $< -o $@ $(AFLAGS)