esp-idf/components/spiffs/Makefile.projbuild

SPIFFSGEN_PY:=$(COMPONENT_PATH)/spiffsgen.py
SPIFFSGEN_FLASH_IN_PROJECT=

ifdef CONFIG_SPIFFS_USE_MAGIC
USE_MAGIC = "--use-magic"
else
USE_MAGIC = ""
endif

ifdef CONFIG_SPIFFS_USE_MAGIC_LENGTH
USE_MAGIC_LEN = "--use-magic-len" 
else
USE_MAGIC_LEN = ""
endif

# spiffs_create_partition_image
#
# Create a spiffs image of the specified directory on the host during build and optionally
# have the created image flashed using `make flash`
define spiffs_create_partition_image

$(1)_bin: $(PARTITION_TABLE_BIN) $(SPIFFS_IMAGE_DEPENDS) | check_python_dependencies
	partition_size=`$(GET_PART_INFO) \
	--partition-table-file $(PARTITION_TABLE_BIN) \
	get_partition_info --partition-name $(1) --info size`; \
	$(PYTHON) $(SPIFFSGEN_PY) $$$$partition_size $(2) $(BUILD_DIR_BASE)/$(1).bin \
	--page-size=$(CONFIG_SPIFFS_PAGE_SIZE) \
	--obj-name-len=$(CONFIG_SPIFFS_OBJ_NAME_LEN) \
	--meta-len=$(CONFIG_SPIFFS_META_LENGTH) \
	$(USE_MAGIC) \
	$(USE_MAGIC_LEN) 

all_binaries: $(1)_bin
print_flash_cmd: $(1)_bin

# Append the created binary to esptool_py args if FLASH_IN_PROJECT is set
ifdef SPIFFS_IMAGE_FLASH_IN_PROJECT
ifeq ($(SPIFFS_IMAGE_FLASH_IN_PROJECT),1)
SPIFFSGEN_FLASH_IN_PROJECT += $(1)
endif
endif
endef

ESPTOOL_ALL_FLASH_ARGS += $(foreach partition,$(SPIFFSGEN_FLASH_IN_PROJECT), \
$(shell $(GET_PART_INFO) --partition-table-file $(PARTITION_TABLE_BIN) \
get_partition_info --partition-name $(partition) --info offset) $(BUILD_DIR_BASE)/$(partition).bin)