mkimage-profiles/main.mk

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# steps to build an image:
# --- here
# 1. initialize new profile (BUILDDIR) as a copy of image.in/
# 2. configure distro
# 3. copy the needed bits from metaprofile to a new profile
# --- in BUILDDIR
# 4. build subprofiles and subsequently an image
# deal with one target at a time
IMAGE_TARGET := $(firstword $(MAKECMDGOALS))# ve/generic.tar.gz
ifeq (./,$(dir $(IMAGE_TARGET)))# convenience fallback
IMAGE_TARGET := distro/$(IMAGE_TARGET)# for omitted "distro/"
endif
IMAGE_CONF := $(firstword $(subst ., ,$(IMAGE_TARGET)))# ve/generic
IMAGE_CLASS := $(firstword $(subst /, ,$(IMAGE_TARGET)))# ve
IMAGE_FILE := $(lastword $(subst /, ,$(IMAGE_TARGET)))# generic.tar.gz
IMAGE_NAME := $(firstword $(subst ., ,$(IMAGE_FILE)))# generic
IMAGE_TYPE := $(subst $(IMAGE_NAME).,,$(IMAGE_FILE))# tar.gz
# readjustable
ifeq (1,$(NUM_TARGETS))
BUILDDIR_PREFIX ?= mkimage-profiles.build
else
BUILDDIR_PREFIX ?= mkimage-profiles.build/$(IMAGE_CONF).$(ARCH)
endif
export MKIMAGE_PROFILES := $(realpath $(dir $(lastword $(MAKEFILE_LIST))))
# preferences
-include $(HOME)/.mkimage/profiles.mk
# most of the actual work done elsewhere
include $(sort $(wildcard lib/*.mk))
include conf.d/*.mk
include features.in/*/config.mk
# starts to look copypastey
DISTRO_TARGETS := $(shell sed -n 's,^\(distro/[^:.]\+\):.*$$,\1,p' \
lib/distro.mk $(wildcard conf.d/*.mk) | sort -u)
VE_TARGETS := $(shell sed -n 's,^\(ve/[^:.]\+\):.*$$,\1,p' \
lib/ve.mk $(wildcard conf.d/*.mk) | sort -u)
VM_TARGETS := $(shell sed -n 's,^\(vm/[^:.]\+\):.*$$,\1,p' \
lib/vm.mk $(wildcard conf.d/*.mk) | sort -u)
DISTROS := $(call addsuffices,$(DISTRO_EXTS),$(DISTRO_TARGETS))
VES := $(call addsuffices,$(VE_EXTS),$(VE_TARGETS))
VMS := $(call addsuffices,$(VM_EXTS),$(VM_TARGETS))
IMAGES := $(DISTROS) $(VES) $(VMS)
.PHONY: $(IMAGES) $(DISTRO_TARGETS) $(VE_TARGETS) $(VM_TARGETS)
.PHONY: debug everything help space
### duplicate but still needed
everything:
@n=1; sum=$(words $(DISTROS)); \
for distro in $(DISTROS); do \
echo "** building $$distro [$$n/$$sum]:"; \
$(MAKE) -f main.mk --no-print-directory $$distro; \
[ "$$n" -lt "$$sum" ] && echo; \
n=$$(($$n+1)); \
done
# config/with/ve/generic config/like/ve config/name/generic config/pack/tar.gz
$(IMAGES): debug \
config/with/$(IMAGE_CONF) \
config/like/$(IMAGE_CLASS) \
config/name/$(IMAGE_NAME) \
config/pack/$(IMAGE_TYPE) \
build; @:
# convenience shortcut
$(DISTROS:distro/%=%): %: distro/%; @:
debug:
ifeq (2,$(DEBUG))
@$(foreach v,\
$(filter IMAGE_%,$(sort $(.VARIABLES))),\
$(warning $v = $($v)))
endif