61 lines
2.1 KiB
Makefile
61 lines
2.1 KiB
Makefile
#
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# Copyright (C) 2007 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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SUBTARGETS:=clean download prepare compile install update refresh prereq
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subtarget-default = $(filter-out ., \
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$(if $($(1)/builddirs-$(2)),$($(1)/builddirs-$(2)), \
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$(if $($(1)/builddirs-default),$($(1)/builddirs-default), \
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$($(1)/builddirs))))
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define subtarget
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$(call warn_eval,$(1),t,T,$(1)/$(2): $($(1)/) $(foreach bd,$(call subtarget-default,$(1),$(2)),$(1)/$(bd)/$(2)))
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endef
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lastdir=$(word $(words $(subst /, ,$(1))),$(subst /, ,$(1)))
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diralias=$(if $(findstring $(1),$(call lastdir,$(1))),,$(call lastdir,$(1)))
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# Parameters: <subdir>
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define subdir
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$(call warn,$(1),d,D $(1))
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$(foreach bd,$($(1)/builddirs),
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$(call warn,$(1),d,BD $(1)/$(bd))
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$(foreach target,$(SUBTARGETS),
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$(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(target): $(if $(QUILT),,$($(1)/$(bd)/$(target)) $(call $(1)//$(target),$(1)/$(bd))))
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$(if $(findstring $(bd),$($(1)/builddirs-parallel)),$$(SUBMAKE),$$(SUBMAKE) -j1) \
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-C $(1)/$(bd) $(target) $(if $(findstring $(bd),$($(1)/builddirs-ignore-$(target))), || $(call MESSAGE, ERROR: $(1)/$(bd) failed to build.))
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$$(if $(call debug,$(1)/$(bd),v),,.SILENT: $(1)/$(bd)/$(target))
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# legacy targets
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$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(bd)-$(target): $(1)/$(bd)/$(target))
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# aliases
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$(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(target): $(1)/$(bd)/$(target)))
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)
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)
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$(foreach target,$(SUBTARGETS),$(call subtarget,$(1),$(target)))
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endef
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# Parameters: <subdir> <name> <target> <depends>
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define stampfile
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$(1)/stamp-$(3):=$(STAGING_DIR)/stamp/.$(2)_$(3)
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$$($(1)/stamp-$(3)): $(TMP_DIR)/.build $(4)
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@+$(SCRIPT_DIR)/timestamp.pl -n $$($(1)/stamp-$(3)) $(1) $(4) || \
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$(MAKE) $$($(1)/flags-$(3)) $(1)/$(3)
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@mkdir -p $$$$(dirname $$($(1)/stamp-$(3)))
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@touch $$($(1)/stamp-$(3))
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$$(if $(call debug,$(1),v),,.SILENT: $$($(1)/stamp-$(3)))
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.PRECIOUS: $$($(1)/stamp-$(3)) # work around a make bug
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$(1)//clean:=$(1)/stamp-$(3)/clean
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$(1)/stamp-$(3)/clean: FORCE
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@rm -f $$($(1)/stamp-$(3))
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endef
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