# invoke ipkg with configuration in $(STAGING_DIR)/etc/ipkg.conf 
IPKG := IPKG_INSTROOT=$(TARGET_DIR) IPKG_CONF_DIR=$(STAGING_DIR)/etc $(SCRIPT_DIR)/ipkg -force-defaults -force-depends
IPKG_STATE_DIR := $(TARGET_DIR)/usr/lib/ipkg

# invoke ipkg-build with some default options
IPKG_BUILD := PATH="$(TARGET_PATH)" ipkg-build -c -o root -g root

# where to build (and put) .ipk packages
IPKG_TARGET_DIR := $(PACKAGE_DIR)

ifneq ($(DUMP),)
dump:
.PHONY: dump
endif

define PKG_template
IPKG_$(1):=$(PACKAGE_DIR)/$(2)_$(3)_$(4).ipk
IDIR_$(1):=$(PKG_BUILD_DIR)/ipkg/$(2)
INFO_$(1):=$(IPKG_STATE_DIR)/info/$(2).list

ifneq ($(BR2_PACKAGE_$(1)),)
compile-targets: $$(IPKG_$(1))
endif
ifneq ($(DEVELOPER)$(SDK),)
compile-targets: $$(IPKG_$(1))
endif
ifeq ($(BR2_PACKAGE_$(1)),y)
install-targets: $$(INFO_$(1))
endif

IDEPEND_$(1):=$$(strip $(5))

$$(IDIR_$(1))/CONTROL/control: $(PKG_BUILD_DIR)/.prepared
	$(SCRIPT_DIR)/make-ipkg-dir.sh $$(IDIR_$(1)) ./ipkg/$(2).control $(3) $(4)
	if [ "$$(IDEPEND_$(1))" != "" ]; then echo "Depends: $$(IDEPEND_$(1))" >> $$(IDIR_$(1))/CONTROL/control; fi
	for file in conffiles preinst postinst prerm postrm; do \
		[ -f ./ipkg/$(2).$$$$file ] && cp ./ipkg/$(2).$$$$file $$(IDIR_$(1))/CONTROL/$$$$file || true; \
	done

$$(IPKG_$(1)): $$(IDIR_$(1))/CONTROL/control $(PKG_BUILD_DIR)/.built $(PACKAGE_DIR)

$$(INFO_$(1)): $$(IPKG_$(1))
	$(IPKG) install $$(IPKG_$(1))

$(2)-clean:
	rm -f $$(IPKG_$(1))
clean-targets: $(2)-clean
endef

ifeq ($(DUMP),)
ifneq ($(strip $(PKG_SOURCE)),)
$(DL_DIR)/$(PKG_SOURCE):
	$(SCRIPT_DIR)/download.pl "$(DL_DIR)" "$(PKG_SOURCE)" "$(PKG_MD5SUM)" $(PKG_SOURCE_URL)
endif

ifneq ($(strip $(PKG_CAT)),)
$(PKG_BUILD_DIR)/.prepared: $(DL_DIR)/$(PKG_SOURCE)
	rm -rf $(PKG_BUILD_DIR)
	mkdir -p $(PKG_BUILD_DIR)
	$(PKG_CAT) $(DL_DIR)/$(PKG_SOURCE) | tar -C $(PKG_BUILD_DIR)/.. $(TAR_OPTIONS)
	if [ -d ./patches ]; then \
		$(PATCH) $(PKG_BUILD_DIR) ./patches ; \
	fi
	touch $(PKG_BUILD_DIR)/.prepared
endif

all: compile

compile-targets:
install-targets:
clean-targets:

source: $(DL_DIR)/$(PKG_SOURCE)
prepare: $(PKG_BUILD_DIR)/.prepared
compile: compile-targets
install: install-targets
mostlyclean:
rebuild:
	-$(MAKE) mostlyclean
	if [ -f $(PKG_BUILD_DIR)/.built ]; then \
		$(MAKE) clean; \
	fi
	$(MAKE) compile

$(PKG_BUILD_DIR)/.configured: $(PKG_BUILD_DIR)/.prepared
$(PKG_BUILD_DIR)/.built: $(PKG_BUILD_DIR)/.configured

$(PACKAGE_DIR):
	mkdir -p $@

clean: clean-targets
	rm -rf $(PKG_BUILD_DIR)

.PHONY: all source prepare compile install clean
endif
