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BIN = luaload
SRC = luaload.c
CC = gcc
CFLAGS = -Wall -std=gnu99
DBGFLAGS = -g -O0
ifdef DEBUG
    CFLAGS += $(DBGFLAGS)
else
    CFLAGS += -O2 -march=native -mtune=native
endif
LDFLAGS = -lm -llua

OBJ_DIR = obj
OBJ_FILES = $(addprefix $(OBJ_DIR)/, $(addsuffix .o, $(subst .c,,$(SRC))))

$(BIN): $(OBJ_DIR) $(OBJ_FILES)
	$(CC) $(LDFLAGS) $(OBJ_FILES) -o $@

$(OBJ_DIR)/luaload.o: $(OBJ_DIR)/%.o: %.c
	$(CC) -c $(CFLAGS) $< -o $@

$(OBJ_DIR):
	mkdir -p $(OBJ_DIR)

.PHONY: clean info

clean:
	@rm -rf $(OBJ_DIR)
	@rm -f $(BIN)

info:
	@echo $(OBJ_FILES)