# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
#               . name = value \          . += append to a variable   #
#   VARIABLES   .        value            . != set result of command  #
#               . name is case sensitive  . ?= set if not already set #
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #

NAME      = cube3d
VPATH     = $(D_SRCS)
EXT       = c
CC        = gcc

# sources
D_SRCS    = srcs \
			srcs/init \
			srcs/hook \
			srcs/draw \
			srcs/free

SRCS      = cube3d.c \
			\
			init_struct.c \
			init_parsing.c \
			\
			keyhook.c \
			key_do_action.c \
			key_is_action_1.c

# headers
D_HEADERS = headers
HEADERS   = cube3d.h \
			cube3d_proto.h \
			cube3d_macro.h \
			cube3d_struct.h

INCLUDES  = -I$(D_HEADERS) -I$(D_LFT) -I$(D_LMLX)

# libraries
D_LIB     = libs
D_LFT     = $(D_LIB)/libft
D_LMLX    = $(D_LIB)/minilibx-linux-master

# objects
D_OBJS    = builds
OBJS      = $(SRCS:%.$(EXT)=$(D_OBJS)/%.o)
RM_OBJS   = rm -rf $(D_OBJS)

# flags
CFLAGS    = -Wall -Wextra -Werror $(INCLUDES)
CFLAGS   += -g3
LFLAGS    = -L$(D_LFT) -lft
LFLAGS   += -L$(D_LMLX) -lm -lmlx -lXext -lX11


# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
#             .   target: prerequisites   .   $@ : target             #
#    RULES    .           recipe          .   $< : 1st prerequisite   #
#             .           recipe          .   $^ : all prerequisites  #
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #

all: $(NAME)

$(D_OBJS)/%.o: %.$(EXT) | $(D_OBJS)
	$(CC) $(CFLAGS) -c $< -o $@

$(D_OBJS):
	mkdir $@

$(OBJS): $(HEADERS:%=$(D_HEADERS)/%)

$(NAME): $(OBJS)
	make -C $(D_LFT)
	$(CC) $(OBJS) -o $@ $(LFLAGS) $(CFLAGS)

leaks: $(NAME)
	valgrind --leak-check=full --show-leak-kinds=all ./$(NAME)

clean:
	$(RM_OBJS)

fclean: clean
	make fclean -C $(D_LFT)
	rm -f $(NAME)

re: fclean all

.PHONY : all clean fclean re