post_rules.mk

 1OPT_ENCODER_TYPE ?= default
 2VALID_OPT_ENCODER_TYPES := default simple tiny custom
 3
 4ifeq ($(filter $(OPT_ENCODER_TYPE),$(VALID_OPT_ENCODER_TYPES)),)
 5    $(call CATASTROPHIC_ERROR,Invalid OPT_ENCODER_TYPE,OPT_ENCODER_TYPE="$(OPT_ENCODER_TYPE)" is not a valid pointing device type)
 6else
 7    ifneq ($(strip $(OPT_ENCODER_TYPE)), custom)
 8        VPATH += keyboards/ploopyco/common
 9        SRC += opt_encoder_$(strip $(OPT_ENCODER_TYPE)).c
10        ANALOG_DRIVER_REQUIRED = yes
11    endif
12endif