.RECIPEPREFIX = >

LOCAL_BUILD := $(GLOBAL_BUILD)/kernel

SRC_DIR := $(shell pwd)

C_SOURCES := $(wildcard *.c) $(wildcard **/*.c)
S_SOURCES := $(wildcard *.s) $(wildcard **/*.s)

C_OBJECTS := $(patsubst %.c,$(LOCAL_BUILD)/%.c.o,$(C_SOURCES))
S_OBJECTS := $(patsubst %.s,$(LOCAL_BUILD)/%.s.o,$(S_SOURCES))
OBJECTS = $(S_OBJECTS) $(C_OBJECTS)

DIRS := $(sort $(dir $(OBJECTS)))

$(OBJECTS): | $(DIRS)
$(DIRS):
> $(MKDIR) $(DIRS)

.PHONY: build
build: folder 
$(GLOBAL_BUILD)/kernel.bin: $(OBJECTS) | folder
> $(LD) $^ -o $@ -T link.txt -Map=$(LOG_DIR)/kernel_mapfile.txt 

.PHONY: folder
folder:
> $(MKDIR) $(LOCAL_BUILD)

$(LOCAL_BUILD)/%.s.o: %.s
> $(AS) -o $@ $<

$(LOCAL_BUILD)/%.c.o: %.c $(wildcard *.h)
> $(CC) -c -I$(INCLUDE_DIR) $(CCFLAGS) -o $@ $<