qmk_firmware/builddefs/converters.mk
2025-04-08 01:55:49 +01:00

40 lines
1.4 KiB
Makefile

ifneq (,$(filter $(MCU),atmega32u4))
# TODO: opt in rather than assume everything uses a pro micro
PIN_COMPATIBLE ?= promicro
endif
# Remove whitespace from any rule.mk provided vars
# - env cannot be overwritten but cannot have whitespace anyway
CONVERT_TO:=$(strip $(CONVERT_TO))
ifneq ($(CONVERT_TO),)
# stash so we can overwrite env provided vars if needed
ACTIVE_CONVERTER=$(CONVERT_TO)
ifeq ($(PIN_COMPATIBLE),)
$(call CATASTROPHIC_ERROR,Converting to '$(CONVERT_TO)' not possible!)
endif
# glob to search each platfrorm and/or check for valid converter
CONVERTER := $(wildcard $(PLATFORM_PATH)/*/converters/$(PIN_COMPATIBLE)_to_$(CONVERT_TO)/)
ifeq ($(CONVERTER),)
$(call CATASTROPHIC_ERROR,Converting from '$(PIN_COMPATIBLE)' to '$(CONVERT_TO)' not possible!)
endif
-include $(CONVERTER)/pre_converter.mk
PLATFORM_KEY = $(shell echo $(CONVERTER) | cut -d "/" -f2)
# Configure any defaults
OPT_DEFS += -DCONVERT_TO_$(shell echo $(CONVERT_TO) | tr '[:lower:]' '[:upper:]')
OPT_DEFS += -DCONVERTER_TARGET=\"$(CONVERT_TO)\"
OPT_DEFS += -DCONVERTER_ENABLED
VPATH += $(CONVERTER)
# Configure for "alias" - worst case it produces an idential define
OPT_DEFS += -DCONVERT_TO_$(shell echo $(ACTIVE_CONVERTER) | tr '[:lower:]' '[:upper:]')
# Finally run any converter specific logic
include $(CONVERTER)/converter.mk
endif