1 files changed, 38 insertions, 0 deletions
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..5ca8b92
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,38 @@
+NASM ?= nasm
+LD ?= ld
+
+SRC_DIR := src
+BUILD_DIR := build
+
+NASMFLAGS ?= -f elf32 -g -F dwarf
+LDFLAGS ?= -m elf_i386
+
+DAYS := Day1 Day2 Day3 Day4
+ASM_SRCS := $(addprefix $(SRC_DIR)/,$(addsuffix .asm,$(DAYS)))
+OBJ_FILES := $(addprefix $(BUILD_DIR)/,$(addsuffix .o,$(DAYS)))
+BINARIES := $(addprefix $(BUILD_DIR)/,$(DAYS))
+
+.PHONY: all clean day1 list run-day%
+
+all: $(BINARIES)
+
+$(BUILD_DIR):
+	@mkdir -p $(BUILD_DIR)
+
+$(BUILD_DIR)/Day%.o: $(SRC_DIR)/Day%.asm | $(BUILD_DIR)
+	$(NASM) $(NASMFLAGS) $< -o $@
+
+$(BUILD_DIR)/Day%: $(BUILD_DIR)/Day%.o
+	$(LD) $(LDFLAGS) -o $@ $<
+
+day1: $(BUILD_DIR)/Day1
+
+run-day%: $(BUILD_DIR)/Day%
+	./$(BUILD_DIR)/Day$*
+
+list:
+	@printf "Available days:\n"
+	@for day in $(DAYS); do echo "  $$day"; done
+
+clean:
+	rm -rf $(BUILD_DIR)