# -*-makefile-*- # # Copyright (C) 2012 by Michael Olbrich # # See CREDITS for details about who has contributed to this project. # # For further information about the PTXdist project and license conditions # see the README file. # # # We provide this package # IMAGE_PACKAGES-$(PTXCONF_IMAGE_ROOT_EXT) += image-root-ext # # Paths and names # IMAGE_ROOT_EXT := image-root-ext IMAGE_ROOT_EXT_DIR := $(BUILDDIR)/$(IMAGE_ROOT_EXT) IMAGE_ROOT_EXT_IMAGE := $(IMAGEDIR)/root.ext2 IMAGE_ROOT_EXT_FILES := $(IMAGEDIR)/root.tgz IMAGE_ROOT_EXT_CONFIG := ext.config IMAGE_ROOT_EXT_SIZE := $(call remove_quotes,$(PTXCONF_IMAGE_ROOT_EXT_SIZE)) # ---------------------------------------------------------------------------- # Image # ---------------------------------------------------------------------------- IMAGE_ROOT_EXT_ENV = EXT_TYPE=$(PTXCONF_IMAGE_ROOT_EXT_TYPE) ifeq ($(filter %%,$(IMAGE_ROOT_EXT_SIZE)),) IMAGE_ROOT_EXT_ENV += SIZE=$(PTXCONF_IMAGE_ROOT_EXT_SIZE) else IMAGE_ROOT_EXT_BASE := $$(tar -xOf $(IMAGE_ROOT_EXT_FILES) | wc -c) # 80 seems to be a good number to take fs overhead into account IMAGE_ROOT_EXT_SCALE := $(subst %,,$(IMAGE_ROOT_EXT_SIZE))/80/1024/1024 IMAGE_ROOT_EXT_ENV += \ SIZE="$(shell echo $$(($(IMAGE_ROOT_EXT_BASE)*$(IMAGE_ROOT_EXT_SCALE)+1))M)" endif ifdef PTXCONF_IMAGE_ROOT_EXT $(IMAGE_ROOT_EXT_IMAGE): @$(call targetinfo) @$(call image/genimage, IMAGE_ROOT_EXT) @$(call finish) endif # vim: syntax=make