_ALLMODULES = $(sort $(USEMODULE) $(USEPKG))

# Define MODULE_MODULE_NAME preprocessor macros for all modules.
ED = $(addprefix MODULE_,$(_ALLMODULES))
EXTDEFINES = $(addprefix -D,$(shell echo '$(ED)' | tr 'a-z-' 'A-Z_'))
CFLAGS += $(EXTDEFINES)

# filter "pseudomodules" from "real modules", but not "no_pseudomodules"
REALMODULES += $(filter-out $(PSEUDOMODULES), $(_ALLMODULES))
REALMODULES += $(filter $(NO_PSEUDOMODULES), $(_ALLMODULES))
BASELIBS += $(REALMODULES:%=$(BINDIR)/%.a)