Revision ba1183da rules.mak

b/rules.mak
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# magic to descend into other directories


  		





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obj := .


  		





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old-nested-dirs :=


  		





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define push-var


  		





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$(eval save-$2-$1 = $(value $1))


  		





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$(eval $1 :=)


  		





  ......




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define unnest-dir


  		





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$(foreach var,$(nested-vars),$(call push-var,$(var),$1/))


  		





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$(eval obj := $(obj)/$1)


  		





  
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$(eval obj-parent-$1 := $(obj))


  		





  
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$(eval obj := $(if $(obj),$(obj)/$1,$1))


  		





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$(eval include $(SRC_PATH)/$1/Makefile.objs)


  		





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$(eval obj := $(patsubst %/$1,%,$(obj)))


  		





  
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$(eval obj := $(obj-parent-$1))


  		





  
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$(eval obj-parent-$1 := )


  		





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$(foreach var,$(nested-vars),$(call pop-var,$(var),$1/))


  		





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endef


  		





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  ......




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endef


  		





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define unnest-vars


  		





  
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$(eval obj := $1)


  		





  
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$(eval nested-vars := $2)


  		





  
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$(eval old-nested-dirs := )


  		





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$(call unnest-vars-1)


  		





  
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$(if $1,$(foreach v,$(nested-vars),$(eval \


  		





  
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	$v := $(addprefix $1/,$($v)))))


  		





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$(foreach var,$(nested-vars),$(eval $(var) := $(filter-out %/, $($(var)))))


  		





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$(shell mkdir -p $(sort $(foreach var,$(nested-vars),$(dir $($(var))))))


  		





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$(foreach var,$(nested-vars), $(eval \


  		












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