mkfile_path := $(abspath $(lastword $(MAKEFILE_LIST))) mkfile_dir := $(dir $(mkfile_path)) # Make a variable lazily evaluated at first call # From https://blog.jgc.org/2016/07/lazy-gnu-make-variables.html make-lazy = $(eval $1 = $$(eval $1 := $(value $(1)))$$($1)) export KALEIDOSCOPE_DIR ?= $(abspath $(mkfile_dir)/..) export KALEIDOSCOPE_BIN_DIR ?= $(KALEIDOSCOPE_DIR)/bin # Arduino CLI config export ARDUINO_CONTENT ?= $(KALEIDOSCOPE_DIR)/.arduino export ARDUINO_DIRECTORIES_DATA ?= $(ARDUINO_CONTENT)/data export ARDUINO_DIRECTORIES_DOWNLOADS ?= $(ARDUINO_CONTENT)/downloads export ARDUINO_DIRECTORIES_USER ?= $(ARDUINO_CONTENT)/user export ARDUINO_CLI_CONFIG ?= $(ARDUINO_DIRECTORIES_DATA)/arduino-cli.yaml export ARDUINO_BOARD_MANAGER_ADDITIONAL_URLS ?= https://raw.githubusercontent.com/keyboardio/boardsmanager/master/package_keyboardio_index.json system_arduino_cli=$(shell command -v arduino-cli || true) ifeq ($(system_arduino_cli),) export ARDUINO_CLI ?= $(KALEIDOSCOPE_BIN_DIR)/arduino-cli else export ARDUINO_CLI ?= $(system_arduino_cli) endif ifneq ($(VERBOSE),) export ARDUINO_VERBOSE ?= --verbose else export ARDUINO_VERBOSE ?= endif # This is horrible. But because make doesn't really support # multi-line variables and we want to cache the full # _arduino_props in a variable, which means letting make # split the properties on space, which is what it converts # newlines into. To make this go, we we need to replace interior # spaces in the variables with something. We chose the fire # emoji, since it accurately represents our feelings on this # state of affairs. Later, when finding props, we need to reverse # this process, turning fire into space. _arduino_props = $(shell ${ARDUINO_CLI} compile --show-properties "$${SKETCH_FILE_PATH}"|perl -p -e"s/ /🔥/g") $(call make-lazy,_arduino_props) _arduino_prop = $(subst $1=,,$(subst 🔥, ,$(filter $1=%,$(_arduino_props)))) # How to use_arduino_prop # $(call _arduino_prop,recipe.hooks.sketch.prebuild.2.pattern) # # Build path config TMPDIR ?= /tmp export KALEIDOSCOPE_TEMP_PATH ?= $(TMPDIR)/kaleidoscope-$(USER) export KALEIDOSCOPE_BUILD_PATH ?= $(KALEIDOSCOPE_TEMP_PATH)/build export KALEIDOSCOPE_OUTPUT_PATH ?= $(KALEIDOSCOPE_TEMP_PATH)/output export CORE_CACHE_PATH ?= $(KALEIDOSCOPE_TEMP_PATH)/arduino-cores # If the sketch is defined ifneq ($(SKETCH),) # If the sketch isn't a directory, we want to get the directory the sketch is in ifeq ($(wildcard $(SKETCH)/.),) sketch_dir := $(dir $(SKETCH)) endif else # If the sketch wasn't defined as we came in, assume the current directory # is where we're looking sketch_dir := $(realpath $(CURDIR)) endif export SKETCH_BASE_NAME := $(notdir $(sketch_dir)) export SKETCH_FILE_NAME := $(addsuffix .ino, $(SKETCH_BASE_NAME)) sketch_dir_candidates = $(sketch_dir) src/ . sketch_exists_p = $(realpath $(wildcard $(dir)/$(SKETCH_FILE_NAME))) export BOOTLOADER_PATH := $(call _arduino_prop,runtime.platform.path)/bootloaders/$(call _arduino_prop,bootloader.file) # Find the path of the sketch file export SKETCH_FILE_PATH := $(firstword $(foreach dir,$(sketch_dir_candidates),$(sketch_exists_p))) # We -could- check to see if sketch-dir is in git before running this command # but since we'd just return an empty value in that case, why bother? export GIT_VERSION := $(shell git -C "$(sketch_dir)" describe --abbrev=6 --dirty --alway 2>/dev/null || echo 'unknown') export SKETCH_IDENTIFIER := $(shell echo "$${SKETCH_FILE_PATH}" | cksum | cut -d ' ' -f 1)-$(SKETCH_FILE_NAME) export SKETCH_BUILD_DIR ?= $(SKETCH_IDENTIFIER)/build export SKETCH_OUTPUT_DIR ?= $(SKETCH_IDENTIFIER)/output export BUILD_PATH ?= $(KALEIDOSCOPE_BUILD_PATH)/$(SKETCH_BUILD_DIR) export OUTPUT_PATH ?= $(KALEIDOSCOPE_OUTPUT_PATH)/$(SKETCH_OUTPUT_DIR) export OUTPUT_FILE_PREFIX := $(SKETCH_BASE_NAME)-$(GIT_VERSION) export HEX_FILE_PATH := $(OUTPUT_PATH)/$(OUTPUT_FILE_PREFIX).hex export HEX_FILE_WITH_BOOTLOADER_PATH := $(OUTPUT_PATH)/$(OUTPUT_FILE_PREFIX)-with-bootloader.hex export ELF_FILE_PATH := $(OUTPUT_PATH)/$(OUTPUT_FILE_PREFIX).elf export LIB_FILE_PATH := $(OUTPUT_PATH)/$(OUTPUT_FILE_PREFIX).a export LIB_PROPERTIES_PATH := "../.." $(SKETCH_FILE_PATH): @echo "Sketch is $(SKETCH_FILE_PATH)" .DEFAULT_GOAL := compile all: @echo "Make all target doesn't do anything" @: ## Do not remove this line, otherwise `make all` will trigger the `%` rule too. install-arduino-cli: curl -fsSL https://raw.githubusercontent.com/arduino/arduino-cli/master/install.sh | BINDIR="$(KALEIDOSCOPE_BIN_DIR)" sh install-arduino-core-kaleidoscope: $(ARDUINO_CLI) core install "keyboardio:avr" install-arduino-core-avr: $(ARDUINO_CLI) core install "arduino:avr" decompile: disassemble @: ## Do not remove this line, otherwise `make all` will trigger the `%` rule too. disassemble: compile size-map: compile flash: compile clean: rm -rf -- "${OUTPUT_PATH}/*" %: $(KALEIDOSCOPE_BIN_DIR)/kaleidoscope-builder $@