CC = clang
MODE ?= debug
BACKEND ?= cli
TARGET = sw1nek23per
LFLAGS ?= 

ifeq ($(MODE), debug)
	CFLAGS = -ggdb -Wall -O0
else ifeq ($(MODE), release)
	CFLAGS = -Wall -O2
else
	$(error Unknown MODE: $(MODE). Use 'debug' or 'release')
endif

ifeq ($(BACKEND), raylib)
	LFLAGS += -lraylib -lm
endif

SRC_DIR = sw1nek23per
BACKEND_DIR = $(SRC_DIR)/backend/$(BACKEND)
BUILD_DIR = build

SRCS = $(wildcard $(SRC_DIR)/*.c)
SRCS += $(wildcard $(BACKEND_DIR)/*.c)

.PHONY: clean build all run

all: build

run:
	./$(BUILD_DIR)/$(TARGET)

build: .build_dir $(SRCS)
	$(CC) $(CFLAGS) -o $(BUILD_DIR)/$(TARGET) $(LFLAGS) $(SRCS)

clean:
	@rm -rf $(BUILD_DIR)

.build_dir:
	@mkdir -p $(BUILD_DIR)