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https://github.com/openwrt/openwrt.git
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62 lines
1.5 KiB
Makefile
62 lines
1.5 KiB
Makefile
# debug flags:
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#
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# d: show subdirectory tree
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# t: show added targets
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# l: show legacy targets
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ifeq ($(DEBUG),all)
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build_debug:=dlt
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else
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build_debug:=$(DEBUG)
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endif
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define debug
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$$(findstring $(2),$$(if $$(DEBUG_DIR),$$(if $$(filter $$(DEBUG_DIR)%,$(1)),$(build_debug)),$(build_debug)))
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endef
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define warn
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$$(if $(call debug,$(1),$(2)),$$(warning $(3)))
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endef
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define warn_eval
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$(call warn,$(1),$(2),$(3) $(4))
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$(4)
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endef
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SUBTARGETS:=clean download prepare compile install update refresh prereq
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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): $($(1)/$(bd)/$(target)) $(call $(1)//$(target),$(1)/$(bd)))
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@$$(MAKE) -j1 -C $(1)/$(bd) $(target)
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# legacy targets
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$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(bd)-$(target): $(1)/$(bd)/$(target))
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)
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)
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$(foreach target,$(SUBTARGETS),
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$(call warn_eval,$(1),t,T,$(1)/$(target): $($(1)/) $(foreach bd,$($(1)/builddirs),$(1)/$(bd)/$(target)))
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)
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endef
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# Parameters: <subdir> <name>
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define stampfile
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$(1)/stamp:=$(STAGING_DIR)/stampfiles/.$(2)_installed
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$(call rdep,$(1),$$($(1)/stamp))
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$$($(1)/stamp):
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@$(MAKE) $(1)/install
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@mkdir -p $$$$(dirname $$($(1)/stamp))
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@touch $$($(1)/stamp)
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.PRECIOUS: $$($(1)/stamp) # work around a make bug
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$(1)//clean:=$(1)/stamp/clean
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$(1)/stamp/clean: FORCE
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@rm -f $$($(1)/stamp)
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endef
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