Makefile

@@ -1,7 +1,9 @@
 
 BUILDDIR := build
 ELFFILE := pepperk
-SOURCES = src/sched/spinlock.c src/debug/misc.c src/io/term/flanterm_backends/fb.c src/io/term/flanterm.c src/debug/panic.c src/debug/stacktrace.c src/boot/boot.c src/sched/scheduler.c src/sched/process.c src/mem/heap/kheap.c src/mem/paging/vmm.c src/mem/paging/paging.c src/mem/paging/pmm.c src/string/string.c src/io/kbd/ps2.c src/io/serial/serial.c src/io/term/term.c src/idt/idt.c src/mem/gdt/gdt.c src/mem/misc/utils.c src/time/timer.c src/kmain.c
+SRC := src
+SOURCES := $(shell find src -name '*.c')
+OBJFILES := $(patsubst $(SRC)/%.c, $(BUILDDIR)/%.o, $(SOURCES))
 
 CC := x86_64-elf-gcc
 CC_FLAGS=-Wall -Wextra -std=gnu99 -nostdlib -ffreestanding -fno-stack-protector -fno-omit-frame-pointer -fno-stack-check -fno-PIC -ffunction-sections -fdata-sections -mcmodel=kernel
@@ -11,17 +13,20 @@ LD := x86_64-elf-ld
 
 .PHONY: build build-iso debug debug2 run clean
 
-$(ELFFILE):
-	mkdir -p $(BUILDDIR)
-	rm -f *.o $(BUILDDIR)/*.o
-	$(CC) -g -c -Isrc $(SOURCES) $(CC_PROBLEMATIC_FLAGS) $(CC_FLAGS)
-	mv *.o $(BUILDDIR)/
+$(ELFFILE): $(BUILDDIR) $(OBJFILES)
 	nasm -f elf64 src/idt/idt.S -o $(BUILDDIR)/idt_stub.o
-	$(LD) -o $(ELFFILE) -T linker.ld $(BUILDDIR)/*.o
+	$(LD) -o $(ELFFILE) -T linker.ld $(OBJFILES) $(BUILDDIR)/idt_stub.o
 	nm -n $(ELFFILE) | awk '$$2 ~ /[TtDdBbRr]/ {print $$1, $$3}' > symbols.map
 	python3 symbols.py
 	nasm -f elf64 symbols.S -o $(BUILDDIR)/symbols.o
-	$(LD) -o $(ELFFILE) -T linker.ld $(BUILDDIR)/*.o
+	$(LD) -o $(ELFFILE) -T linker.ld $(OBJFILES) $(BUILDDIR)/idt_stub.o
+
+$(BUILDDIR):
+	@mkdir -p $(BUILDDIR)
+
+$(BUILDDIR)/%.o: $(SRC)/%.c
+	mkdir -p $(dir $@)
+	$(CC) -g -c -Isrc $< $(CC_PROBLEMATIC_FLAGS) $(CC_FLAGS) -o $@
 
 limine/limine:
 	rm -rf limine