Makefile

GAME_TARGET			=	game
GAME_NAME			=	nibbler

GUI_SUBDIR			=	gui
GUI_QT_TARGET		=	$(GUI_SUBDIR)/qt
GUI_QT_NAME			=	nibbler_gui_qt.so
GUI_SDL_TARGET		=	$(GUI_SUBDIR)/sdl
GUI_SDL_NAME		=	nibbler_gui_sdl.so
GUI_SFML_TARGET		=	$(GUI_SUBDIR)/sfml
GUI_SFML_NAME		=	nibbler_gui_sfml.so

AUDIO_SUBDIR		=	audio
AUDIO_QT_TARGET		=	$(AUDIO_SUBDIR)/qt
AUDIO_QT_NAME		=	nibbler_audio_qt.so
AUDIO_SDL_TARGET	=	$(AUDIO_SUBDIR)/sdl
AUDIO_SDL_NAME		=	nibbler_audio_sdl.so
AUDIO_SFML_TARGET	=	$(AUDIO_SUBDIR)/sfml
AUDIO_SFML_NAME		=	nibbler_audio_sfml.so

NETWORK_SUBDIR		=	network
NETWORK_SFML_TARGET	=	$(NETWORK_SUBDIR)/sfml
NETWORK_SFML_NAME	=	nibbler_network_sfml.so

TARGET_PATHS		=	$(GAME_TARGET)/$(GAME_NAME)\
						$(GUI_QT_TARGET)/$(GUI_QT_NAME)\
						$(GUI_SDL_TARGET)/$(GUI_SDL_NAME)\
						$(GUI_SFML_TARGET)/$(GUI_SFML_NAME)\
						$(AUDIO_QT_TARGET)/$(AUDIO_QT_NAME)\
						$(AUDIO_SDL_TARGET)/$(AUDIO_SDL_NAME)\
						$(AUDIO_SFML_TARGET)/$(AUDIO_SFML_NAME)\
						$(NETWORK_SFML_TARGET)/$(NETWORK_SFML_NAME)\

all:
	@git submodule init && git submodule update
	@$(foreach path,$(TARGET_PATHS),\
		$(MAKE) -C $(dir $(path)) &&\
		(test -e $(notdir $(path)) || ln -s $(path));\
	)

clean:
	@$(foreach path,$(TARGET_PATHS),\
		$(MAKE) -C $(dir $(path)) clean;\
	)

fclean:
	@$(foreach path,$(TARGET_PATHS),\
		$(MAKE) -C $(dir $(path)) fclean && rm -f $(notdir $(path));\
	)

re:
	@$(MAKE) fclean
	@$(MAKE) all