-VALID_DEBOUNCE_TYPES := sym_g eager_pk custom
-ifeq ($(filter $(DEBOUNCE_TYPE),$(VALID_DEBOUNCE_TYPES)),)
- $(error DEBOUNCE_TYPE="$(DEBOUNCE_TYPE)" is not a valid debounce algorithm)
-endif
-ifeq ($(strip $(DEBOUNCE_TYPE)), sym_g)
- QUANTUM_SRC += $(DEBOUNCE_DIR)/debounce_sym_g.c
-else ifeq ($(strip $(DEBOUNCE_TYPE)), eager_pk)
- QUANTUM_SRC += $(DEBOUNCE_DIR)/debounce_eager_pk.c
+ifneq ($(strip $(DEBOUNCE_TYPE)), custom)
+ QUANTUM_SRC += $(DEBOUNCE_DIR)/$(strip $(DEBOUNCE_TYPE)).c